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• Cash flow model
  | chapter = Building a cash flow model ...ed drilling venture—a new field, pool, or just a single well—is the ''cash flow model'' of investments, expenses, taxes, and wellhead revenues involved wit
  19 KB (2,272 words) - 19:27, 19 January 2022
• Fluid flow fundamentals
  | chapter = Fundamentals of fluid flow ...focus essentially on two aspects of fluid flow: pressure profile along the flow path and the rate versus pressure relationship at key points of interest (n
  20 KB (3,155 words) - 21:20, 19 January 2022
• Flow units and containers
  ...wellbore; the fluid properties; and the pressure differential between the flow units and the wellbore. Reservoir performance is a function of the number, ==What is a flow unit?==
  9 KB (1,231 words) - 18:42, 1 April 2022
• Fundamentals of fluid flow
  #REDIRECT [[Fluid flow fundamentals]]
  37 bytes (4 words) - 15:15, 5 September 2014
• Flow units for reservoir characterization
  | chapter = Flow units for reservoir characterization ...r., 1987, [http://archives.datapages.com/data/browse/aapg-bulletin/1987/5/ Flow unit concept—integrated approach to reservoir description for engineering
  16 KB (2,282 words) - 20:46, 19 January 2022
• Saturations required for hydrocarbon flow
  ...is a continuous, interconnected pathway of hydrocarbon-filled pore space. Flow through a seal occurs with saturations of 4.5–17% of the rock pore volume * [[Hydrodynamic flow and pressure transients]]
  2 KB (313 words) - 13:57, 1 April 2022
• Hydrodynamic flow and pressure transients
  ...ancy pressure|buoyant pressures]] are not always static. Both hydrodynamic flow and pressure transients change [[seal capacity]]. ==Hydrodynamic flow==
  4 KB (477 words) - 14:34, 1 April 2022
• Building a cash flow model
  #REDIRECT [[Cash flow model]]
  29 bytes (4 words) - 20:07, 21 May 2014
• Defining flow units and containers
  #REDIRECT [[Flow units and containers]]
  39 bytes (5 words) - 16:23, 19 December 2014
• Carbonate reservoir models: facies, diagenesis, and flow characterization
  34 bytes (3 words) - 15:24, 16 July 2014
• Ground Water and Water Flow Estimation
  #REDIRECT [[Groundwater and Water Flow Estimation]]
  51 bytes (6 words) - 10:05, 30 June 2015

Page text matches

• Fundamentals of fluid flow
  #REDIRECT [[Fluid flow fundamentals]]
  37 bytes (4 words) - 15:15, 5 September 2014
• Building a cash flow model
  #REDIRECT [[Cash flow model]]
  29 bytes (4 words) - 20:07, 21 May 2014
• Defining flow units and containers
  #REDIRECT [[Flow units and containers]]
  39 bytes (5 words) - 16:23, 19 December 2014
• Ground Water and Water Flow Estimation
  #REDIRECT [[Groundwater and Water Flow Estimation]]
  51 bytes (6 words) - 10:05, 30 June 2015
• Formation-scale migration pathways
  ...ower-permeability beds, and spatial relationships of beds to the principal flow directions (bed-parallel and bed-perpendicular). These factors are similar ==Bed orientation control of flow==
  3 KB (478 words) - 15:19, 14 February 2022
• Introduction to geological methods
  * [[Carbonate reservoir models: facies, diagenesis, and flow characterization]] * [[Flow units for reservoir characterization]]
  867 bytes (82 words) - 20:42, 16 July 2014
• Seal capacity: pitfalls and limitations of estimation
  ...rations required for hydrocarbon flow|Hydrocarbon saturations required for flow]] through top seals—and, consequently, displacement pressures—may be mu * Hydrodynamic flow can alter top seal capacity.
  2 KB (325 words) - 20:57, 31 March 2022
• Reservoir system analysis
  * [[Lateral]] continuity, number, and position of flow units and containers # Subdivide the reservoir in the key well(s) into flow units (see [[Flow units for reservoir characterization]]).
  4 KB (547 words) - 18:09, 1 April 2022
• What is permeability?
  ...ding how to assess reservoir rock quality or to compare the quality of one flow unit to another. * Q = flow, cm³/sec
  5 KB (694 words) - 20:41, 4 April 2022
• Hydrodynamic flow and pressure transients
  ...ancy pressure|buoyant pressures]] are not always static. Both hydrodynamic flow and pressure transients change [[seal capacity]]. ==Hydrodynamic flow==
  4 KB (477 words) - 14:34, 1 April 2022
• Deformation
  ...myweb.cwpost.liu.edu/vdivener/notes/stress-strain.htm| Stress, strain, and flow]
  666 bytes (104 words) - 16:48, 26 March 2015
• Flow units and containers
  ...wellbore; the fluid properties; and the pressure differential between the flow units and the wellbore. Reservoir performance is a function of the number, ==What is a flow unit?==
  9 KB (1,231 words) - 18:42, 1 April 2022
• Saturations required for hydrocarbon flow
  ...is a continuous, interconnected pathway of hydrocarbon-filled pore space. Flow through a seal occurs with saturations of 4.5–17% of the rock pore volume * [[Hydrodynamic flow and pressure transients]]
  2 KB (313 words) - 13:57, 1 April 2022
• Water saturation distribution in a reservoir
  ...b>–depth plot with estimated S_w distribution curves for several flow units for a hydrocarbon-bearing zone in a well. ...ight above free water, pore type (r₃₅), and S_w for a flow unit when the other two variables are known.
  5 KB (687 words) - 17:09, 5 April 2022
• Diagenesis
  * [[Carbonate reservoir models: facies, diagenesis, and flow characterization]]
  691 bytes (74 words) - 16:13, 22 October 2014
• Rock quality
  ...b>/Φ ratio or the r₃₅ method yields information about the fluid flow and storage quality of a rock. ...sic [[dolomite]]. Its average Φ is 30% and average K_a is 10 md. Flow unit 2 is a macroporous, oolitic [[limestone]]. Its average Φ is 10% and a
  10 KB (1,534 words) - 16:53, 4 April 2022
• Migration pathway
  The general flow of petroleum from a mature [[source rock]] to a trap can be estimated using The exact flow paths generally require more detailed information about stratigraphic varia
  6 KB (889 words) - 16:50, 29 March 2022
• Viscosity
  Fluid viscosity is a measure of the resistance of a fluid to flow. The viscosity of liquid [[oil]] depends on its composition, temperature, a
  677 bytes (96 words) - 21:13, 6 July 2015
• Bioturbation
  ...filled with sand grains in a mud or clay unit could be conduits for fluid flow if connected. Bioturbation can offer clues to the depositional environment;
  907 bytes (132 words) - 21:42, 18 September 2014
• Petrophysical analysis of Sorrento field wells
  ==Well 11 flow units== ...are [[length::30 ft]] [[depth::(8.5 m]]) of mesoto macroporous sandstone (flow units 1-4).
  7 KB (956 words) - 17:24, 11 April 2022
• Hydrodynamics
  ...ertical component to their movement but, on a basinwide scale, the lateral flow component is of major concern. ...ometric surface for hydrodynamic updip and downdip flow and hydrostatic no flow. From Schowalter;<ref name=Schowalter1979>Schowalter, T. T., 1979, [http://
  5 KB (658 words) - 22:04, 17 February 2022
• Migration by separate phase
  ...separate-phase migration: formation of small free hydrocarbon masses, slug flow, cosolution, and compositional changes due to phase changes. ==Slug flow in primary migration==
  8 KB (1,155 words) - 15:17, 14 February 2022
• Carbonate porosity formation and preservation
  ...]] related). Deep diagenetic processes can be both fabric selective (fluid flow through interparticle or intercrystalline pores) or nonfabric selective (co ...of quality, points plotting along the contours represent rocks with equal flow characteristics (''see'' [[Characterizing rock quality]]). With the excepti
  5 KB (708 words) - 17:27, 5 December 2023
• Pc curves and saturation profiles
  ...proximated using the [[capillary pressure]] (P_c) curves for the flow units it contains. The data in a P_c curve can be converted to gi * An estimate of [[buoyancy pressure]]s required to enter the pore throats of flow units.
  5 KB (752 words) - 16:53, 4 April 2022
• Production histories
  ...decline can be used effectively to forecast future performance. The log of flow rate is plotted versus time. In [[:file:production-histories_fig1.png|Figur where ''q''_a = abandonment flow rate
  11 KB (1,656 words) - 18:41, 20 January 2022
• Magnetotellurics survey measurements
  ...ary H-field (an AC signal) switches polarity, a secondary E-field (current flow) is generated in the subsurface. Thus, the horizontal E-field data provides ...a car. An alternating or spinning magnetic field (H-field) sets up current flow in the wire windings in the alternator, which in turn charges the battery.
  4 KB (519 words) - 19:57, 27 January 2022
• Geothermal gradient
  ...or degrees Fahrenheit per 100 feet. Gradients are sensitive to basal heat flow, lithology, circulating groundwater, and the cooling effect of drilling flu
  901 bytes (127 words) - 19:53, 25 June 2015
• Seal capacity of breached and hydrocarbon-wet seals
  ...the process is not completely understood, laboratory studies suggest that flow continues until the hydrocarbon column shrinks to half its original height. * [[Saturations required for hydrocarbon flow]]
  5 KB (693 words) - 14:23, 1 April 2022
• East Breaks petroleum geology
  ...al_systems#Deep_water_marine_deposits|Slope basin]] [[Gravity flow|gravity-flow]] sands are the principal reservoir target in the High Island–East Breaks The [[gravity]]-flow sands were transported and deposited within sea-floor physiographic lows be
  4 KB (494 words) - 13:44, 5 December 2023
• Flow units for reservoir characterization
  | chapter = Flow units for reservoir characterization ...r., 1987, [http://archives.datapages.com/data/browse/aapg-bulletin/1987/5/ Flow unit concept—integrated approach to reservoir description for engineering
  16 KB (2,282 words) - 20:46, 19 January 2022
• Production testing
  ...mhole pressure, (3) an indication of well productivity, and (4) short-term flow and pressure buildup tests from which [[permeability]] and the extent of da ...he mud column in the annulus. When the tool is opened, reservoir fluid can flow into the drill pipe (and possibly to the surface); pressure is recorded con
  14 KB (2,165 words) - 18:42, 20 January 2022
• Hydrocarbon migration
  * How is cross-formational flow of hydrocarbons accomplished? ...on-driven water generally are too slow to significantly affect hydrocarbon flow.
  6 KB (865 words) - 14:33, 6 April 2016
• Production logging
  ...owmeter, and fluid identification logs) and (2) those designed to evaluate flow quantitatively. Often combinations of these logs are required to be effecti ===Flow detection in and around pipe===
  12 KB (1,726 words) - 16:48, 20 January 2022
• Surface production equipment
  ...small orifice, usually from 1/8 to 3/4 in. in diameter, that restricts the flow rate. The flow rate from either an oil well or a gas well can be easily estimated from the
  9 KB (1,343 words) - 18:42, 20 January 2022
• Pore throat size and connectivity
  Even very large pores contribute nothing to fluid flow unless they connect to other pores. Connectivity increases with the size of How do pore shape, pore throat size, and pore throat abundance affect the flow dynamics of a reservoir? Visualize a room with a door in each wall. The num
  4 KB (650 words) - 14:23, 4 April 2022
• Pore system fundamentals
  ...on, E. B., S. M. Goolsby, and M. H. Franklin, 1994, Subtle seals and fluid-flow barriers in carbonate rocks, in J.C. Dolson, M.L. Hendricks, and W.A. Wesco ...is controlled by the size and number of pores. A rock's [[permeability]] (flow capacity) is controlled by the size, shape, and number of the pore throats
  3 KB (388 words) - 13:52, 4 April 2022
• Hydrodynamics: change in configuration
  ...the [[dip]] of the [[reservoir]]-[[seal]] interface on the down-potential (flow downdip) side of the trap, the [[accumulation]] will spill downdip. If petr ...of [[accumulation]]s under hydrostatic conditions. If present hydrodynamic flow affects [[fluid contacts]] of reservoirs [[Calculating charge volume|charge
  5 KB (625 words) - 15:31, 1 February 2022
• Migration rate calculation
  ...ks with tube-shaped pore systems; however, it is only an approximation for flow in rocks with high percentages of [[clay]]s, like [[shale]]s, due to the pl ...arbon migration path will trap hydrocarbons and make continued hydrocarbon flow updip less likely.
  4 KB (618 words) - 19:40, 14 February 2022
• Hydrology and sandstone diagenesis
  ...., Clastic Diagenesis: AAPG Memoir 37, p. 3–14.</ref> lists three types of flow of water in a basin: * '''Meteoric flow'''—water infiltrates shallow portions of a basin from precipitation or su
  6 KB (787 words) - 13:43, 6 April 2022
• Relative permeability
  ...er and oil or gas in varying amounts. Each interferes with and impedes the flow of the others. The aquifer portion of a reservoir system by definition cont ...w</sub> decreases and the effective size of the pore throat for oil or gas flow (B) increases.]]
  9 KB (1,351 words) - 13:31, 5 April 2022
• Formation fluid pressure from drill stem tests
  ...pressures recorded when the tool is opened up to the formation and fluids flow up the drillpipe. B is the initial flowing pressure; B′ is the final flow ...osed. The rapid expulsion of fluid from the reservoir during the preceding flow period causes reservoir pressure to drop near the wellbore. ISIP is the pre
  6 KB (997 words) - 17:55, 17 February 2022
• Economics: fundamental equations for oil and gas property evaluation
  ...ax profit or (loss), expressed as present value of the cumulative net cash flow stream ...alue of money]], the net cash flows are expressed as a ''discounted'' cash flow stream, so the entire venture can be comparedto current alternative financi
  6 KB (842 words) - 19:26, 19 January 2022
• Drilling problems
  Hole instability occurs when encountered formations flow, slough, or swell. The most unstable formations are [[shale]]s and [[Evapor ...he formation ([http://dictionary.reference.com/browse/plastic+flow plastic flow]). Abnormally high pore pressures can cause [[Wikipedia:Blowout (well drill
  5 KB (732 words) - 21:18, 19 January 2022
• Perforation design
  ...meability anisotropy is one of the main factors that affects the reservoir flow property. One common case of using guns with high density is due to the fac ...d charges. Moreover, skin damage (formation damage) can heavily affect the flow regime of the reservoir. There are multiple kinds of skin damage such as we
  12 KB (1,786 words) - 21:02, 21 April 2022
• Fault seal-conduit studies
  ...http://archives.datapages.com/data/bulletns/1998/03mar/0387/0387.htm Fluid flow in a faulted reservoir system: fault trap analysis for the Block 330 field ...lletns/1994-96/data/pg/0079/0005/0600/0642.htm Effect of faulting on fluid flow in porous sandstones: geometry and spatial distribution]: AAPG Bulletin, vo
  5 KB (638 words) - 14:17, 2 February 2022
• Pressure transient testing
  * Verification of flow barriers (such as faults) and estimates of distance to these barriers ===Single-rate flow tests===
  15 KB (2,314 words) - 17:45, 21 January 2022
• East Breaks hydrocarbon migration model
  ...nown [[gravity]]-flow sandstone reservoirs. The deepwater lowstand gravity-flow reservoir sandstones are separated by hemipelagic mudstones deposited durin ...rom Cretaceous and Tertiary strata in southern Louisiana for aqueous fluid flow from deep, [http://www.glossary.oilfield.slb.com/en/Terms/g/geopressure.asp
  10 KB (1,376 words) - 16:00, 23 March 2022
• Pore and pore throat sizes
  ...ze of a pore throat is the radius of a circle drawn perpendicular to fluid flow and fitting within its narrowest point. Absolute size of a pore is the radi ...on, E. B., S. M. Goolsby, and M. H. Franklin, 1994, Subtle seals and fluid-flow barriers in carbonate rocks, ''in'' J. C. Dolson, M. L. Hendricks, and W. A
  4 KB (516 words) - 14:04, 4 April 2022
• Glossary
  ;AOF:absolute open flow ;CAOFP:calculated absolute open flow potential
  5 KB (840 words) - 13:51, 18 March 2019
• Coal bed methane (UDip)
  ...cleat system coupled through the desorption process. The mechanism for gas flow in the coal involves three steps: # Darcy flow through the fracture (cleat) network to the wellbore.
  10 KB (1,576 words) - 14:42, 2 April 2019
• Fluid flow fundamentals
  | chapter = Fundamentals of fluid flow ...focus essentially on two aspects of fluid flow: pressure profile along the flow path and the rate versus pressure relationship at key points of interest (n
  20 KB (3,155 words) - 21:20, 19 January 2022
• Displacement pressure: theory vs. reality
  * [[Saturations required for hydrocarbon flow]] * [[Hydrodynamic flow and pressure transients]]
  4 KB (587 words) - 13:36, 1 April 2022
• Dip-leaking fault
  ...zone. Pressure differences along and across faults can also cause down-dip flow in the area of lowest pressure.<ref name=ch10r43>Knutson, C. A., and R. Erg
  8 KB (1,130 words) - 17:14, 28 March 2022
• Relating traps to paleogeography
  ...and below normal wave base where sedimentation is dominated by [[gravity]]-flow processes. ...ated to their transport through slope channels and deposition as a gravity-flow deposit within the axis of a salt-withdrawal valley (see [[:file:sedimentar
  11 KB (1,482 words) - 15:47, 21 March 2022
• Factors that oppose hydrocarbon migration
  ...en requires significant pressure gradients to overcome the restrictions to flow common in shales. For water, the problem is generally not one of ability to ...differentials interacts with permeability and capillarity to determine the flow rates along multiple [[Hydrocarbon migration|migration]] pathways. Perfect
  8 KB (1,133 words) - 15:16, 14 February 2022
• Reservoir modeling for simulation purposes
  ...[[Fluid flow fundamentals]]). Reservoir heterogeneities influencing fluid flow range from large scale faults and discontinuities down to thin shale interc ...t give a sufficient description of those parameters that control the fluid flow relevant to the planned simulation study.<ref name=pt10r14>Harris, D. G., 1
  17 KB (2,234 words) - 21:21, 19 January 2022
• Factors that cause migration
  * Topographically driven flow ...er-pressuring the pore system within the source-rock unit and resulting in flow from the source-rock unit into the surrounding formations. This factor is o
  6 KB (918 words) - 15:16, 14 February 2022
• Wireline formation testers
  ...t 15 sec, followed by a similar volume flowing into chamber #2 at a higher flow rate. Upon completion of the pretests, a sample can be taken or the tool ca ...In this figure, time is shown as increasing to the right and pressure and flow rate are increasing upward. Initially, and when the tool is being set, the
  10 KB (1,446 words) - 17:42, 18 January 2022
• Economics: key parameters
  ...xample multiwell extension project, given in the article [[Building a cash flow model]], are summarized here in Tables 1 and 2, respectively. ...015,600 USD]]. For the extension project (see Table 3 of [[Building a cash flow model]]), the NPV at 4% = [[cost::2,729,760 USD]].
  19 KB (2,745 words) - 21:18, 19 January 2022
• Karst topography
  ...e valleys or grooves contained in karst land. This valley is formed by the flow of surface water that eroded the rocks in its path. ...ngeln 1942 an underground passageway formed by leaching and erosion by the flow of groundwater or underground Form the rest of dissolution
  13 KB (2,016 words) - 19:56, 5 April 2019
• Carbonate diagenesis
  | chapter = Carbonate reservoir models: facies, diagenesis, and flow characterization ...ductivity of depositional facies. In some cases, [[reservoir quality]] and flow characteristics are totally controlled by diagenesis, as in [[Karst|karsted
  23 KB (3,026 words) - 20:48, 19 January 2022
• Mudlogging: equipment, services, and personnel
  ...osition from the gas trap and blender. This system includes a pressure and flow alarm and purge system to detect vacuum system blockage or leaks. * Safety considerations, such as checking for flow and sudden gas increases
  8 KB (1,031 words) - 15:27, 24 January 2022
• Production problems
  ...essure gradients around the wellbore will not cone in the unwanted fluids. Flow performance calculations or reservoir models can be used to help predict th ...erval or more perforations must be added to expose additional reservoir to flow. [[:file:production-problems_fig2.png|Figure 2]] illustrates the effects of
  16 KB (2,540 words) - 18:41, 20 January 2022
• Sandstone permeability prediction from texture
  ...much. The rougher the surface of the pore, the more difficult for fluid to flow through the pore and the lower the permeability. ...ne reservoirs and its effect on sandstone shaliness, pore space, and fluid flow properties: Proceedings of the SPE Annual Meeting, October 9–12, paper SP
  9 KB (1,118 words) - 17:03, 6 April 2022
• Predicting sandstone reservoir porosity
  ...ng-reservoir-system-quality-and-performance_fig9-55.png|{{figure number|2}}Flow chart to predict the effect of original sediment composition on subsequent ...ng-reservoir-system-quality-and-performance_fig9-56.png|{{figure number|3}}Flow chart to estimate the effects of near-surface diagenesis (depth to point wh
  10 KB (1,384 words) - 15:00, 6 April 2022
• Sea level cycles and carbonate diagenesis
  ...wn-section water movement becomes dominated by conduit flow. The change in flow character is a result of plugging intergranular pores and leaching that wid
  7 KB (960 words) - 21:00, 6 April 2022
• FWhitehurst sandbox
  * gravity flow deposit - See sediment gravity flow * plastic flow http://dictionary.reference.com/browse/plastic+flow
  22 KB (3,024 words) - 21:42, 19 December 2014
• Interpreting hydrocarbon shows
  ...s || Yes || >65 for Ss, >45 for Ls or dolomite || No moveable gas || Short flow period caused by pressure drop near wellbore || Hydrostatic gradient | Flow rate || High in high-permeability rocks || Low
  8 KB (1,130 words) - 17:09, 5 April 2022
• Seismic data interpretation - recurring themes
  ...-D, which introduces [[repeatability]], [[Fundamentals of fluid flow|fluid flow]], and [[difference volume]].
  5 KB (739 words) - 18:51, 27 January 2022
• Hydrocarbon expulsion, migration, and accumulation
  ...ct during the processes of expulsion, [[migration]], [[accumulation]], and flow to a wellbore. Differential pressure (ΔP) in the fluid continuum of the [[ ...on, E. B., S. M. Goolsby, and M. H. Franklin, 1994, Subtle seals and fluid-flow barriers in carbonate rocks, ''in'' J. C. Dolson, M. L. Hendricks, and W. A
  6 KB (828 words) - 16:32, 4 April 2022
• Pressure compartment seals
  ...t as capillary seals and define trap boundaries. Pressure seals impede the flow of hydrocarbons and water. They form where pore throats are effectively clo * Capillary seals define trap boundaries. Capillary seals impede the flow of hydrocarbons. They form where [[capillary pressure]] across the pore thr
  5 KB (763 words) - 17:58, 17 February 2022
• Drill stem testing
  * productivity estimates, including flow rate (''Q'') ...ame=pt03r34>Matthews, C. S., and D. G. Russell, 1967, Pressure buildup and flow tests in Wells: SPE Monograph Vol. 1, Society of Petroleum Engineers, New Y
  26 KB (4,009 words) - 15:09, 24 January 2022
• Geological heterogeneities
  ...servoir system?|reservoir]] and the relationship of that complexity to the flow of fluids through it.<ref name=pt06r4>Alpay, O. A., 1972, [https://www.onep ...ic lithofacies]] and [[Carbonate reservoir models: facies, diagenesis, and flow characterization#Carbonate sediments and environments|Carbonate lithofacies
  17 KB (2,232 words) - 21:22, 19 January 2022
• Drive mechanisms and recovery
  ...]] or [[saturated]].<ref name = pt10r25>Odeh, A. S., 1986, Reservoir fluid flow and natural drive mechanisms, in IHRDC Video Library for Exploration and Pr ...rvoir. The producing GOR rises quickly as the bubbles link up and begin to flow and can increase to as much as ten times the initial GOR. If reservoir pres
  16 KB (2,374 words) - 20:46, 19 January 2022
• Cash flow model
  | chapter = Building a cash flow model ...ed drilling venture—a new field, pool, or just a single well—is the ''cash flow model'' of investments, expenses, taxes, and wellhead revenues involved wit
  19 KB (2,272 words) - 19:27, 19 January 2022
• East Breaks hydrocarbon accumulation model
  The [[gravity]]-flow sandstone reservoirs within the field were transported from the north, sout ...he ''Trim A'' and ''Glob alt'' intervals agrees with a channel-fed gravity-flow depositional system.
  8 KB (1,015 words) - 16:59, 23 March 2022
• East Breaks trap formation
  ...e basin through which [http://cdn.intechopen.com/pdfs-wm/25729.pdf gravity flow sands] flowed southward. [[Depocenter#Sediment_supply_rate_and_facies_patte ..., structural traps of [http://cdn.intechopen.com/pdfs-wm/25729.pdf gravity-flow sandstones] formed
  7 KB (1,022 words) - 21:54, 22 March 2022
• Reservoir simulation study
  ...]]. A grid, which determines the resolution at which the complex reservoir flow equations are solved, is then selected. The model's size is defined by the ...vide insight into the mechanics of production performance (such as viscous flow, [[gravity]], or heterogeneity). For example, a fluid injection project can
  19 KB (2,711 words) - 17:48, 21 January 2022
• Permeability
  ...ck, its relative permeability is 1.0. Two or more fluids generally inhigit flow through rock compared with that of a single phase of each component.<ref na ...input and output ends measured fluid pressures, which were then related to flow rates to obtain the following fundamental Darcy's law:
  19 KB (2,716 words) - 19:02, 20 January 2022
• Reservoir quality
  ...ional area of the rock, and the pressure differential across the length of flow. ...e present. Slump structures may reduce permeability by creating a tortuous flow path, or may increase permeability (and porosity) by causing a looser grain
  18 KB (2,514 words) - 17:47, 21 January 2022
• Monte Carlo and stochastic simulation methods
  ...1b]]. In addition, the transfer function itself, as in the case involving flow simulators, is usually a rough approximation of the actual process taking p ...o particular problem. However, if the transfer function involves a complex flow simulator, repetitive runs of such a transfer function can be tedious if no
  11 KB (1,623 words) - 19:24, 19 January 2022
• Petrophysical analysis of lithofacies
  ...og data and, if available, porosity-[[permeability]] data. Categorize each flow unit by port type as mega-, macro-, meso-, or microporous.
  6 KB (763 words) - 18:53, 4 February 2022
• Stratigraphically complex fields
  * Three-dimensional conductivity and “tracking” fluid flow must be understood. * [[Flow units for reservoir characterization]]
  8 KB (983 words) - 20:49, 19 January 2022
• Types of completions
  ...le was drilled. When the formation was penetrated and oil and gas began to flow, drilling ceased and the well was produced as an open hole completion. As [ ...Hole_instability|sloughing]] zones can cave into the wellbore and restrict flow to the surface.
  13 KB (1,944 words) - 19:56, 18 January 2022
• Weyburn field location and trap problem
  ...on, E. B., S. M. Goolsby, and M. H. Franklin, 1994, Subtle seals and fluid-flow barriers in carbonate rocks, in J. C. Dolson, M. L. Hendricks, and W. A. We ...r Verlag, 161 p.</ref><ref name=ch09r24>Hannon, N., 1987, Subsurface water flow patterns in the Canadian sector of the Williston Basin: RMAG 1987 Symposium
  6 KB (848 words) - 17:34, 3 January 2024
• Well completion
  * Provide a conduit to measure the changes in flow rate and pressure needed to run a well test ...le was drilled. When the formation was penetrated and oil and gas began to flow, drilling ceased and the well was produced as an open hole completion. As r
  19 KB (2,910 words) - 21:06, 18 January 2022
• Condensate banking effect
  ...elasco, R., & Deo, M. (2020). Understanding and Modeling of Gas-Condensate Flow in Porous Media. Advances in Geo-Energy Research, 173-186.</ref>]] ...decreased relative permeability to gas.<ref name=Shi_2009>Shi, C. (2009). Flow Behavior of Gas-Condensate Wells. Stanford University.</ref>
  21 KB (3,040 words) - 15:22, 12 December 2022
• Abnormal hydrostatic pressure
  * Abnormal [[heat flow]]
  3 KB (426 words) - 14:51, 16 February 2022
• Eolian reservoirs
  [[File:M91FG171.JPG|thumb|300px|{{figure number|2}}The influence on fluid flow by heterogeneity in eolian sediments.]] ...flow in each area. These features may provide less of an impedance to the flow of highly mobile gas in the Northwestern Europe gas fields than they do for
  19 KB (2,690 words) - 18:42, 1 August 2016
• Stratigraphic predictions from computer simulation
  ...ent bypassing the area (slope stability factor), slumping, and [[gravity]]-flow transport must be considered. ...ed on predicting organic richness, [[maturation]], [[porosity]], and fluid flow, as well as converting the lithofacies distributions into synthetic seismic
  7 KB (895 words) - 16:18, 24 March 2022
• Braided fluvial reservoirs
  ==Barriers to vertical flow== ...show good vertical pressure communication with only localized evidence for flow baffling.<ref name=Martin_1993 />
  13 KB (1,859 words) - 21:29, 12 March 2019
• Fracture threshold in the real world
  ...evaluation by integrated two-dimensional modeling of heat transfer, fluid flow, hydrocarbon generation, and migration]: AAPG Bulletin, vol. 74, no. 3, p.
  6 KB (930 words) - 15:49, 30 March 2022
• Systems tracts and trap types
  ...be mistakenly identified as highstand systems tract deposits. [[Gravity]]-flow deposits of slope and basin-floor fan systems are most often placed into th ...tratigraphic, but postdepositional [[deformation]] that places the gravity-flow sand deposit in a structurally high position enhances the potential for foc
  9 KB (1,239 words) - 16:58, 24 February 2022
• Yowlumne field
  ==Flow units and reservoir compartments== ...erlag, p. 467-487.</ref>). Most likely, these pathways represent different flow units that, for the most part, are in pressure communication over geologic
  13 KB (1,896 words) - 19:02, 11 March 2019
• Phases of a seismic project
  ...-the-shelf design is shot by a low-bid contractor, processed with standard flow and parameters, then delivered for interpretation. The company that breaks
  3 KB (455 words) - 22:00, 25 January 2022
• Maturation
  ...bles such as [[paleolatitude]], pressure, [[Wikipedia:Fluid dynamics|fluid flow]], rock matrix chemistry, and [[Petroleum reservoir fluid properties|pore f
  3 KB (421 words) - 18:26, 9 February 2022
• Hydroelectric power
  However, it was not until the flow of water was used in the generation of electricity that water started to ma * Dams alter and divert river flow affecting access to water, transforming landscapes, and resulting in signif
  10 KB (1,466 words) - 16:06, 11 January 2016
• Rock-water reaction
  ...y system of laboratory tests to evaluate only the influence of salinity on flow impairment must be conducted at rates below the critical velocity. Converse ...particles of [[quartz]] or other minerals || High transient pressure High flow rates || Perforate slightly under-balanced (1000 psi) Increase well rate sl
  17 KB (2,356 words) - 19:24, 19 January 2022
• Facies map
  ...dge, the sandstones penetrated were most likely transported by [[gravity]] flow processes and deposited in environments on the slope and within intraslope ...0 ft]] (> 60 m) sandstone [[Subsurface_maps#Isopach|isopach]]. The gravity flow sandstones were deposited within slope valleys basinward of the physiograph
  15 KB (2,070 words) - 20:34, 7 July 2016
• Biofacies and changing sea level
  ...e downslope transport is sustained by the inclined surface and [[gravity]]-flow processes (see [[:file:sedimentary-basin-analysis_fig4-29.png|Figure 2]]). The downslope transport of shallow-water faunas by sediment gravity-flow processes may result in the mixing of [[Fossil assemblage|biofacies assembl
  7 KB (984 words) - 15:13, 4 January 2024
• Rock-water reaction: formation damage
  ...y system of laboratory tests to evaluate only the influence of salinity on flow impairment must be conducted at rates below the critical velocity. Converse ...particles of [[quartz]] or other minerals || High transient pressure High flow rates || Perforate slightly under-balanced (1000 psi) Increase well rate sl
  17 KB (2,380 words) - 18:23, 21 January 2022
• AAPG Wiki:Editing the main page
  | link3 = Carbonate reservoir models: facies, diagenesis, and flow characterization{{!}}Carbonate diagenesis
  3 KB (553 words) - 13:43, 1 July 2014
• East Breaks deep-water exploration strategy
  ...g the closely spaced but laterally discontinuous reservoirs of [[gravity]]-flow intraslope basin plays. ...t'' shelf edge and probable deltaic sediment source from which the gravity-flow sands were supplied. Exploration potential within the ''Glob alt'' depositi
  6 KB (902 words) - 16:00, 24 March 2022
• Relationship between porosity and permeability on fractured basement reservoir
  ...ayer or cut the layer formation. Relation between layer characteristic and flow direction can effects the evaluation of relative permeability. ...eability show linear variation with water saturation. Sometime water still flow in the bottom part that contains oil.
  29 KB (4,601 words) - 16:09, 12 April 2016
• Sorrento field: water saturation
  ...anomalies in saturation profiles in the Sorrento field are due to multiple flow units from two separate reservoirs. This example useful for finding other t ...89.png|Figure 1]] shows data from well 11. The number labels represent the flow units from [[:file:predicting-reservoir-system-quality-and-performance_fig9
  7 KB (1,044 words) - 16:57, 13 April 2022
• Parana-Etendeka CBP
  .../> (Continental Basaltic Provinces are known to display a variety of lava flow morphologies). ...s helped the understanding the paleotopography, emplacement and volumetric flow rate of Parana Etendeka volcanism.
  6 KB (922 words) - 19:45, 11 April 2019
• Economics: time value of money
  ...ce (or present value) of a future sum of money (such as a project net cash flow) received some time in the future. For example, a dollar that we expect to ...ct cash flows at the assumed discount rate. The equivalent time 0 net cash flow is also shown in the figure.
  12 KB (1,101 words) - 15:13, 14 April 2022
• Natural gas occurrence
  ...re those in reservoirs with a [[permeability]] high enough to allow gas to flow at rates that make its production profitable at current development and mar
  4 KB (556 words) - 22:10, 7 January 2015
• Rate of penetration
  ...e pump pressure needed to push mud through the bit nozzels at a particular flow rate * Q = flow rate in gallons per minute of mud through the system
  7 KB (1,049 words) - 19:02, 20 January 2022
• Stimulation
  stimulation_fig2.png|{{figure number|2}}Flow to unfractured well converges at wellbore. ...figure number|3}}Flow to fractured well is linear to fracture, followed by flow that is down fracture to the well bore.
  24 KB (3,633 words) - 13:55, 24 January 2022
• Botucatu Formation
  ...002>Scherer, C. M. S., 2002, Preservation of aeolian genetic units by lava flow in the Lower Cretaceous of the Paraná Basin, southern Brazil: Sedimentolog
  3 KB (432 words) - 17:54, 22 March 2019
• Taxes
  Lease and well equipment includes such items as the wellhead, flow lines, separators, and other equipment necessary to operate the property as ...=pt02r15>Thompson, R. S., 1987, Impact of the new tax law on internal cash flow generation: Dallas, TX, 1987 SPE Hydrocarbon and Economics Symposium, SPE P
  16 KB (1,909 words) - 15:01, 24 January 2022
• Fracking
  ...s then followed by the installation of a protective casing or drilling gas flow so as not to contaminate the soil environment leaking around the well. Then
  3 KB (484 words) - 21:18, 27 March 2019
• Structural exploration: location selection
  ...d Canada may be sensitive to forelimb or backlimb locations to provide the flow rates necessary to establish economic success.
  4 KB (545 words) - 18:52, 3 February 2022
• Economics of property acquisitions
  ...for that value. This is an example of the pragmatic use of discounted cash flow analysis and the discount rate as a “risking measure.” The logic is tha * [[Cash flow model]]
  11 KB (1,584 words) - 16:04, 21 January 2022
• Siliciclastic shorelines and barrier island reservoirs
  ...e swales in strand-plain sandstones || || Can create barriers to vertical flow with compartmentalization ...rriers are effective across the reservoir can be characterized by vertical flow barrier maps.
  18 KB (2,607 words) - 15:33, 15 January 2024
• Structural exploration workflow
  This section suggests a flow of tasks to help explorationists define a drill location, moving from the r
  4 KB (480 words) - 16:22, 3 February 2022
• Normal hydrostatic pressure
  A fluid is “a substance (as a liquid or gas) tending to flow or conform to the outline of its container.”<ref name=Webster_1979>Webste
  3 KB (480 words) - 13:47, 16 February 2022
• Contourites
  ...erature currents, conform a system of vital importance. These currents may flow upwards, downwards, around or above obstacles or irregular topographies. ...s of Greenland and Norway, here it returns to form deep undercurrents that flow south, to the west of the Atlantic Ocean.
  13 KB (1,889 words) - 19:11, 6 April 2016
• Pressure prediction: analysis of mud weights
  ...can fracture the formation. If the weight is decreased, however, fluid can flow into the well bore from uphole formations.
  4 KB (572 words) - 17:56, 17 February 2022
• Reservoir system
  * [[Defining flow units and containers]]
  4 KB (579 words) - 14:34, 1 April 2022
• Llanos basin
  | chapter = Fluid Flow Modeling in the Llanos Basin, Colombia ...uctio]]n for both deep and shallow reservoirs. Uncertainties on this water flow impact the economy of the [[field]]s whatever the high success rate of expl
  23 KB (3,247 words) - 22:50, 8 January 2019
• Fractured reservoir evaluation
  ...have a significant effect on reservoir [[Fundamentals of fluid flow|fluid flow]] in the form of (1) increased reservoir [[permeability]], (2) increased [[ | Flow predictions from standard [[Core description|core]] or [[Basic open hole to
  26 KB (3,674 words) - 21:21, 19 January 2022
• Influence of depositional environment on sandstone diagenesis
  ...ional environment influences many aspects of sandstone [[diagenesis]]. The flow chart in [[:file:predicting-reservoir-system-quality-and-performance_fig9-5 ...-system-quality-and-performance_fig9-51.png|400px|thumb|{{figure number|1}}Flow chart showing the interrelationship of depositional environment with the ma
  8 KB (1,129 words) - 14:11, 6 April 2022
• Weyburn seal capacity
  ...mmunicated oil column.<ref name=ch09r24>Hannon, N., 1987, Subsurface water flow patterns in the Canadian sector of the Williston Basin: RMAG 1987 Symposium ...ative permeability analysis of core plugs shows the first nonwetting phase flow occurs at approximately the same saturations for most rocks.
  10 KB (1,484 words) - 20:55, 4 December 2023
• Structural lead and prospect delineation
  * [http://wiki.seg.org/wiki/Dictionary:Anisotropy Anisotropy] (flow anisotropy due to faults, folds, or [[fracture]] facies variability)
  4 KB (511 words) - 18:50, 3 February 2022
• Depositional environments
  ...are formed by activities of river, stream, and associated with [[gravity]] flow process. There are 2 kinds of environmental settings from fluvial deposits, ...to a lower area, they are free to spread out with help of gravity. Debris-flow deposits are poorly sorted with the lack of sediment structure, except the
  26 KB (3,851 words) - 20:38, 28 February 2019
• Hydrodynamic influence on trapping
  Fluid flow is perpendicular to equipotential surfaces.
  4 KB (582 words) - 22:08, 17 February 2022
• Waterflooding
  ...[[:file:waterflooding_fig6.png|Figure 6]], infill drilling can rotate the flow pattern and in some cases it can reduce the areal sweep efficiency, as exem * [[Fluid flow fundamentals]]
  10 KB (1,468 words) - 18:23, 21 January 2022
• Continental drift
  ...[[plate tectonics]], which proposed that the plates move by the convective flow of [[mantle]] material. Some related mechanism are the ridge push and slab
  4 KB (552 words) - 20:31, 11 March 2016
• Mudlogging: gas extraction and monitoring
  ...ange in resistance unbalances the bridge, causing an electrical current to flow in proportion to the resistance change and a resulting concentration of gas ...fected by drilling practices. Pump rate, mud level, and rheology influence flow rates through the trap and are factors in the efficiency of the trap (see [
  9 KB (1,327 words) - 15:28, 24 January 2022
• Pore system shapes
  ...on, E. B., S. M. Goolsby, and M. H. Franklin, 1994, Subtle seals and fluid-flow barriers in carbonate rocks, in J. C. Dolson, M. L. Hendricks, and W. A. We
  4 KB (528 words) - 13:53, 4 April 2022
• Reflection configuration patterns
  ...[turbidite]] channel fills. Contorted features may be shale-prone [[debris flow]]s. Precise identification of depositional environments requires integratio
  5 KB (592 words) - 17:46, 4 February 2022
• Midale water saturation and pore geometry
  ...on, E. B., S. M. Goolsby, and M. H. Franklin, 1994, Subtle seals and fluid-flow barriers in carbonate rocks, in J. C. Dolson, M. L. Hendricks, and W. A. We
  4 KB (588 words) - 17:01, 12 April 2022
• Deep-water marine reservoirs
  | part = Depositional Environments and their Flow Characteristics ...al context to deep-water systems that have been transported by [[gravity]] flow processes in a marine setting.<ref name=WeimerandSlatt>Weimer, P., and R. M
  20 KB (2,850 words) - 15:33, 15 January 2024
• East Breaks reservoir rock
  ...d sections. All four reservoir intervals are interpreted to be [[gravity]]-flow sand deposits.<ref name=ch04r7>Armentrout, J. M., 1991, Paleontological con ...ast Breaks 160-161 minibasin. This model incorporates far-traveled gravity-flow sands that accumulated in a depositional thick, filling an upper-slope salt
  13 KB (1,771 words) - 17:24, 5 December 2023
• Drilling a well
  ...he liner is then selectively perforated with holes so as to allow fluid to flow into the wellbore from the specific zones required for production.]] ...p to the surface. The diameter of the tubing can be matched to the optimal flow rate for the producing fluids.
  15 KB (2,385 words) - 15:05, 1 August 2016
• Statistics overview
  | Average of uniform, horizontal, parallel layers in linear flow. ''k''_''j'' and ''h''_''j'' are the permeability and t | Average of uniform, horizontal, serial layers in linear flow. Used for vertical permeability estimates in shale-free sands.
  16 KB (2,483 words) - 19:28, 19 January 2022
• Israel petroleum systems
  | || 8* || Yam Yafo* || Yam || 1994 || || Carbonate gravity-flow || Oil || Structural || Unknown || Gevaram shale || || | Middle Jurassic || 7* || Yam || Yam || 1989 || || Carbonate gravity-flow || Oil || Structural || Unknown || Gevaram shale || ||
  10 KB (1,276 words) - 21:00, 19 July 2016
• Diagenetic traps: criteria for recognition
  ...haracterized by high initial potential followed by rapid, sharp decline in flow rates; water cut typically low
  5 KB (611 words) - 21:06, 4 February 2022
• Subsurface maps
  ...ally, or geometrically]], depending on [[flow geometry]]. Alternatively, [[flow capacity]] (''kH'') values derived from [[pressure transient testing]] can ...tions|steady state]] or [[Pseudosteady state conditions|pseudosteady state flow conditions]]. Changes will show on periodic maps of PI during reservoir lif
  22 KB (3,076 words) - 13:56, 24 January 2022
• Tight gas reservoirs: evaluation
  * [[Flow units for reservoir characterization]] * [[Carbonate reservoir models: facies, diagenesis, and flow characterization]]
  11 KB (1,444 words) - 21:26, 4 January 2024
• Fault seal analysis for reservoir development
  ...y and porosity. Rocks that have greater permeability and porosity will not flow hydrocarbons in the direction of smaller permeability and porosity. If the ...lf does not have sealing properties and that it is not an open channel for flow. Allan's mapping relies on the construction of the fault surface section ([
  14 KB (2,146 words) - 19:35, 13 September 2022
• Oil and condensate analysis
  | Poor production test flow rates [[file:oil-and-condensate-analysis_fig1.png|thumb|{{figure number|1}}Flow diagram showing the basic steps followed in oil-oil correlations using gas
  14 KB (2,013 words) - 16:48, 20 January 2022
• Shale tectonics
  ...inated both scientists and the nonscientists. Salt is known to extrude and flow as a result of differences in density of the material and surrounding sedim ...APTER10.HTM Organic geochemical, isotopic, and seismic indicators of fluid flow in pressurized growth anticlines and mud volcanoes in modern deep-water slo
  17 KB (2,466 words) - 16:16, 10 January 2024
• AAPG Wiki:Converting content
  ...ressing of tags and easy ways to push collected items through a processing flow. It starts from a book's base URL, follows chapter links, and collects the
  6 KB (826 words) - 18:27, 1 July 2013
• Basin modeling: identifying and quantifying significant uncertainties
  * Heat flow (or temperature) ...faces (including paleo–water depths), facies distributions, and basal heat-flow maps. In general, quantifying uncertainties in maps and volumes is much mor
  38 KB (5,890 words) - 15:16, 23 August 2016
• Midale porosity, pore geometries, and petrophysics
  ...on, E. B., S. M. Goolsby, and M. H. Franklin, 1994, Subtle seals and fluid-flow barriers in carbonate rocks, in J. C. Dolson, M. L. Hendricks, and W. A. We
  5 KB (659 words) - 16:54, 12 April 2022
• Sequences during moderate-amplitude, high-frequency cycles
  * Muddy lower parts of sequences as internal flow barriers
  5 KB (674 words) - 21:22, 6 April 2022
• Superimposed sea level cycles
  ...he sandstone reservoirs were deposited within slope valleys by [[gravity]]-flow processes.<ref name=ch04r7>Armentrout, J. M., 1991, Paleontological constra ...ysis_fig4-33.png|5]]), depositing numerous potential reservoirs of gravity-flow sands during maximum amplification of falling sea level. Following lowstand
  11 KB (1,469 words) - 15:06, 5 January 2024
• Sandstone
  ...f name=Selley /> defines permeability as the ability of a liquid or gas to flow through a porous solid. Darcy’s law defines the calculation of permeabili ::Q: Rate of flow (cc sec-1)
  10 KB (1,508 words) - 15:44, 22 March 2019
• Identifying sea level cycle phase with biostratigraphy
  ...shallow water depths due to downslope transport of the sand by [[gravity]]-flow processes. Data from shelf environments have a different set of interpretat ...directly from rivers during floods may be transported downslope by gravity-flow processes, depositing potential reservoirs.<ref name=ch04r81>Prior, D. B.,
  11 KB (1,548 words) - 16:58, 24 February 2022
• Reservoir fluids
  ...duction well after water has broken through. Because of this, a continuous flow of oil can still be maintained in oil-wet reservoirs by injecting large vol ...., less than 20% water saturation. The water is immobile and only oil will flow.
  22 KB (3,508 words) - 20:34, 3 March 2016
• Hammerfest basin
  ...y ramps should also be considered as likely positions for vertical [[fluid flow]] even if hard links cannot be confirmed in the seismic data. ...Berndt, 2009, The Håkon Mosby mud volcano: 330 000 years of focused fluid flow activity at the SW Barents Sea slope: Marine Geology, v. 262, p. 105–115.
  23 KB (3,382 words) - 18:40, 10 January 2019
• Haynesville and Bossier Shales (Upper Jurassic), East Texas and Northwest Louisiana
  ...and U. Hammes, 2010, Effects of petrophysical factors on Haynesville fluid flow and production: World Oil, D79-D82.
  4 KB (628 words) - 23:05, 3 March 2022
• White paper: Hydraulic fracturing
  ...acks in the rock through hydraulic fracturing, these molecules are able to flow out along these cracks to the well, where they are brought to the surface. ...we today would call hydraulic fracturing were first used to increase fluid flow in oil and water wells as early as the 1860s, although the first experiment
  27 KB (4,076 words) - 16:33, 19 July 2016
• Pressure prediction: analysis of cuttings
  ...ss is more likely to take place in permeable zones where there is a finite flow of mud filtrate into the formation.
  5 KB (818 words) - 17:56, 17 February 2022
• Fracture analysis
  * U.S. National Committee for Rock Mechanics, 1996, Rock Fractures and Fluid Flow: Washington, D., C., National Academy Press, 551 p.
  5 KB (644 words) - 15:30, 3 February 2022
• Sediment thickness and field location maps: Gulf of Mexico example
  ...-deltaic systems is also reflected in the lateral shift of the [[gravity]]-flow depositional systems on the slope and basin floor.<ref name=Feng_Buffler_19
  5 KB (753 words) - 19:58, 18 February 2022
• Macroseepage vs. microseepage in surficial geochemistry
  ...he dominant migration medium is as a continuous-phase, buoyancy-driven gas flow within carrier and reservoir rocks and capillary imbibition in the transiti
  6 KB (754 words) - 22:07, 24 January 2022
• Geothermal energy
  * '''Surface Heat Flow''' is the heat that continuously comes up to the surface. It is read in jou ...tes and all of endogenous phenomena ([[:File:Distribution of surface heat flow.png|Figure 3]]). Areas having higher heat flows are related to plate border
  13 KB (1,918 words) - 18:12, 2 April 2019
• Mudlogging: the mudlog
  * Mud (standpipe pressure and flow rate)
  5 KB (752 words) - 15:39, 24 January 2022
• SEM, XRD, CL, and XF methods
  ...es hidden character of sample, e.g., may show directional [[porosity]] and flow boundaries, internal structures of fossils. || ...onnectedness can be evaluated. These data can then be related to reservoir flow parameters such as [[permeability]] and log response.<ref name=pt05r127>Pit
  11 KB (1,477 words) - 15:25, 24 January 2022
• China Shale Gas & Liquids - Songliao and Junggar Basins
  ...caogou Formation have found oil/gas, and over 10 wells have commercial oil flow. The horizontal well Ji 172-H, drilled in the “upper sweet section” of
  6 KB (850 words) - 17:56, 20 December 2023
• Diagenetically complex reservoir evaluation
  ...sidual saturations, waterflood sweep efficiencies, preferred directions of flow, and reactions to injected fluids. Extreme [[permeability]] stratification ...tional systems]] and [[Carbonate reservoir models: facies, diagenesis, and flow characterization]]). This is necessary to assess the degree of heterogeneit
  31 KB (4,171 words) - 18:22, 21 January 2022
• Morrow lithofacies and pore types: Sorrento field
  ...eas between dashed lines group points into beds with similar port size, or flow units.
  6 KB (769 words) - 17:23, 11 April 2022
• Structural play geology
  | Vertical and horizontal flow of mobile [[evaporite]]s with arching and/or piercement of sedimentary cove | Dominantly vertical flow of mobile shales with arching and/or piercement of sedimentary cover
  18 KB (2,422 words) - 14:21, 2 February 2022
• Midale lithofacies and distribution
  ...on, E. B., S. M. Goolsby, and M. H. Franklin, 1994, Subtle seals and fluid-flow barriers in carbonate rocks, in J. C. Dolson, M. L. Hendricks, and W. A. We
  6 KB (842 words) - 18:50, 4 December 2023
• Risk: expected value and chance of success
  #: One approach is to estimate the minimum required flow rate and relate this flow rate to thickness and [[permeability]]. In any case, what we seek is the ge # constructing the cash flow model of the development project;
  22 KB (3,173 words) - 19:27, 19 January 2022
• Depocenter
  ...d basin floor, depocenters are related to transport systems of [[gravity]]-flow processes.
  6 KB (811 words) - 16:50, 22 February 2022
• Meandering fluvial reservoirs
  ...record by comparison to braided systems. This may be because the organized flow patterns associated with meandering rivers rarely persist for long periods. [[file:M91FG176.JPG|thumb|300px|{{figure number|5}}Flow geology influences in meandering river sediments.]]
  32 KB (4,727 words) - 21:03, 15 January 2024
• Drilling fluid
  ...h temperature gradients create conditions requiring close attention to the flow properties. The viscosity can be adjusted upward with polymers or clay mate
  13 KB (1,866 words) - 21:17, 19 January 2022
• Formation fluid pressure from repeat formation testers
  ...mpling interval || Small || Several feet or more; generally tests multiple flow units
  6 KB (849 words) - 17:55, 17 February 2022
• Reservoir drive mechanisms
  * [[Defining flow units and containers]]
  7 KB (1,052 words) - 18:45, 1 April 2022
• Predicting reservoir drive mechanism
  * [[Defining flow units and containers]]
  6 KB (759 words) - 13:51, 4 April 2022
• Deltaic reservoirs
  ...w is important in the reworking of the delta front. Tidal currents ebb and flow out of the channel mouths creating tidal sand flats, sand ridges, and shoal ...82>Weber, K. J., 1982, Influence of common sedimentary structures on fluid flow in reservoir models: Journal of Petroleum Technology, v. 34, no. 3, [https:
  34 KB (4,776 words) - 18:18, 5 January 2024
• Arecuna field
  ...ucing wells. Initial completions were all from vertical wells, and typical flow rates, which were on the order of 200 barrels of oil per day (BOPD), were s ...andstone-rich trends. These sandstone trends suggest weakly confined river flow across a broad alluvial plain. The digitate sandstone-rich trends define ax
  16 KB (2,381 words) - 19:03, 11 March 2019
• Tar sands
  ...aining oil too [http://pubs.usgs.gov/fs/fs070-03/fs070-03.html viscous] to flow into a well in sufficient quantities for economic production or, in other w
  7 KB (1,012 words) - 13:40, 18 March 2019
• Migration by solution in water
  ...arbon migration|migration]] by diffusion is insignificant relative to bulk flow of oil or gas as separate phases.
  6 KB (915 words) - 15:16, 14 February 2022
• Sill intrusion mechanism, parameters, and temperature effect of sills on a petroleum system
  ...f the sediment is directly controlled by the depth of immersion, deep heat flow (Well 2) and the development of sills (Well 3). • Flow direction of paleo magma
  29 KB (4,365 words) - 21:07, 21 April 2022
• Reserves estimation
  ...um]] engineers. Reservoir simulators use material balance as well as fluid flow equations to model the reservoir as a group of interconnected tanks. The ad * [[Fluid flow fundamentals]]
  16 KB (2,550 words) - 17:47, 21 January 2022
• Carbon dioxide (CO2) storage
  ...omes trapped in the pore spaces by capillary pressure forces and ceases to flow.<ref name=Enniskingandpaterson_2001>Ennis-King, J., and L. Paterson, 2001, ...occurs, and when, is dependent on the dynamic [[Fundamentals of fluid flow|flow behavior]] of the CO₂ and the time scale involved. With increasi
  37 KB (5,487 words) - 21:14, 11 March 2019
• Data: sources
  ...voir parameters needed to understand the physics of fluid distribution and flow. Properties such as [[capillary pressure]] and relative permeability are me ...umber|6}}Production logs are run in a producing well to determine downhole flow rates and to evaluate reservoir sweep.]]
  43 KB (6,686 words) - 13:44, 18 March 2019
• Fluid contacts
  ...aquifer]]s at relatively shallow depths. Indications of active [[meteoric flow]] include low salinity water, high topographic relief, and proximity to [[r * [[Flow units for reservoir characterization]]
  19 KB (2,690 words) - 21:20, 19 January 2022
• Types of wells
  ...of directional drilling uses an assembly with a mud turbine and a bit. The flow of mud through the turbine causes the attached bit to rotate while the dril ...For example, experience in the Heavy Oil Belt of Venezuela has shown that flow rates are increased significantly by producing from horizontal wells, yet t
  22 KB (3,567 words) - 17:20, 11 March 2019
• Reservoir
  ...ilidarcies (1 mD = 10-3 D) are more commonly used. A Darcy is defined as a flow rate of 10-2 ms-1 for a fluid of 1 cp (centipoise) under a pressure of 10-4 Type reservoir generated by the flow of the river where the process is formed by the erosion, transport and depo
  14 KB (2,134 words) - 16:48, 26 March 2019
• Subduction zone
  ...iapir]]s also contribute to the extension of the plate and increasing heat flow. However, Packham and Falvey<ref>Packham, G. A., and D. A. Falvey, 1971, An ...al basin with high heat flow, and inactive marginal basin with normal heat flow.
  27 KB (4,033 words) - 20:52, 27 March 2019
• Faults: structural geology
  ...the likelihood of this. Sometimes sealing faults break down and open up to flow after a field has been producing for a few years. This reflects the change ...es, Q. J. Fisher, and R. J. Knipe, eds., Faulting, fault sealing and fluid flow in hydrocarbon reservoirs: Geological Society (London) Special Publication
  63 KB (9,496 words) - 16:51, 15 January 2024
• Making regional tectonic maps
  ...figure number|3}}Regional cross section summarizing the regional hydraulic flow regimes of the Louisiana Gulf Coast above a depth of 20,000 ft (6096 m). Fr
  8 KB (1,069 words) - 20:03, 18 February 2022
• Well types
  ...of directional drilling uses an assembly with a mud turbine and a bit. The flow of mud through the turbine causes the attached bit to rotate while the dril ...example, experience in the [[heavy oil]] belt of Venezuela has shown that flow rates are increased significantly by producing from horizontal wells, yet t
  24 KB (3,753 words) - 19:33, 3 March 2016
• Oilfield water analysis
  A truly representative sample can best be obtained from the flow line. Another sampling method is by drill stem tests, although this water i
  7 KB (1,011 words) - 16:57, 20 January 2022
• Sea level cycle phase and systems tracts
  ...d systems with shelf-to-slope geometries may have basin center [[gravity]]-flow deposits due to sediment bypass of the slope and thick shelf-edge deltaic s
  8 KB (1,103 words) - 21:21, 23 February 2022
• Lithofacies and environmental analysis of clastic depositional systems
  ...ervoirs, but paleochannels can be expected to act as preferred pathways of flow. ...al permeability|Preferred permeability]] pathways, and consequently, fluid flow, can be expected to follow the paleochannel direction.<ref name=pt06r104>Qi
  38 KB (5,198 words) - 22:11, 15 January 2024
• Delta plain, lower
  ...the major distributary channel during flood stage, gradually increases in flow through successive floods, reaches a peak of maximum deposition, wanes, and ...a higher and higher percentage of those structures associated with current flow near the top of the infilled sequence. Because of position within the overa
  27 KB (4,229 words) - 16:41, 6 April 2016
• East Breaks source rock
  .... Those workers present analyses of kerogens from late Miocene [[gravity]]-flow-deposited mudstones, suggesting some potential for [[Petroleum generation|o
  7 KB (1,080 words) - 17:44, 23 March 2022
• Seismic processing basics
  ...However, the steps can be grouped by function so that the basic processing flow can be illustrated as follows: This is the single most effective step for noise reduction in the processing flow. The shooting procedure results in many traces being acquired with the poin
  19 KB (2,895 words) - 20:23, 21 January 2022
• Early carbonate diagenesis
  * Active marine zone where water flow combined with other factors result in precipitation of aragonite or magnesi
  10 KB (1,352 words) - 19:07, 6 April 2022
• Seismic data display
  ...or facies changes. This allows the correct selection of a data processing flow and display of the desired information.
  9 KB (1,404 words) - 21:17, 19 January 2022
• Structural restoration
  ...H. (2016). Structural geology. Cambridge university press.</ref> When such flow is out-of-plane with respect to a cross section, performing 2-D balancing w
  17 KB (2,335 words) - 17:14, 13 October 2022
• Cross section
  ...onships may lead to better characterization of reservoir flow units (see [[Flow units for reservoir characterization]]).
  20 KB (3,029 words) - 16:09, 24 January 2022
• Near-surface destruction
  ...vol. 72, p. 263–276.</ref> Significant water washing requires rapid water flow under the [[accumulation]]. Light aromatic molecules are affected most seve
  8 KB (1,193 words) - 18:51, 1 February 2022
• Thelma field
  ...lank of the SVG. A wide range of [[facies]] reflects a spectrum of gravity flow processes active at this time, and rapid lateral facies changes in both [[d ...ution that has resulted in this complexity and what was its cause? Gravity flow [[sediment]]s by their very nature will travel downslope from their [[basin
  17 KB (2,614 words) - 19:14, 17 January 2022
• Mudstones
  ...istory for interpreting paleoclimate and paleo-oceanography; influence the flow of groundwater and hydrocarbons; serve as hydrocarbon source, reservoir, an ...Lazar, 2010a, Sequence stratigraphy in fine-grained rocks at the field to flow-unit scale: Insights for correlation, mapping, and genetic controls: Applie
  16 KB (2,352 words) - 18:46, 4 December 2023
• Natural hydraulic fracturing of top seals
  ...evaluation by integrated two-dimensional modeling of heat transfer, fluid flow, hydrocarbon generation, and migration]: AAPG Bulletin, vol. 74, no. 3, p.
  9 KB (1,274 words) - 15:44, 30 March 2022
• Open hole tools
  ...the formation, which in turn excites secondary magnetic fields and current flow in receiver coils in the tool. This principle of exciting magnetic fields a
  23 KB (3,350 words) - 17:26, 18 January 2022
• Main Central Thrust
  # Channel flow-focused [[denudation]] involve extrusion of the Greater Himalayan Crystalli
  10 KB (1,434 words) - 15:39, 20 January 2016
• Mudlogging: drill cuttings analysis
  ...o place a bucket or metal box in the possum belly near the entrance of the flow line. This method is thought to help prevent the disaggregation of sandston
  10 KB (1,482 words) - 15:25, 24 January 2022
• Full waveform acoustic logging
  ...name=pt07r57>Tang, X. M., and C. H. Cheng, 1989, A dynamic model for fluid flow in open borehole fractures: Journal of Geophysical Research, v. 94, p. 7567
  10 KB (1,530 words) - 20:47, 19 January 2022
• Delta plain, upper
  Braided channels are marked by successive divisions and rejoinings of the flow around [[alluvial]] islands. Most braided river channels are characterized ...sults in excess pore-water pressure in the buried sand, and water and sand flow back into the river, causing slumping in the overlying bank deposits. In ei
  33 KB (4,905 words) - 16:40, 6 April 2016
• South Pass 62 field
  ...system antithetic to the slump. These faults have always been barriers to flow, despite sandstone-on-sandstone juxtaposition across each respective fault.
  9 KB (1,290 words) - 21:18, 19 October 2016
• China Shale Gas & Liquids - Bohai Bay Basin
  In 2013, Well Guandong-6X1 tapped the first commercial shale oil flow in the Huanghua Subbasin (Pu, 2019). As of 2019, two horizontal wells, the
  8 KB (1,251 words) - 15:51, 14 March 2022
• Three-dimensional modeling of clinoforms in shallow-marine reservoirs
  ...ls of shallow-marine reservoirs, even when their potential impact on fluid flow is recognized. ...ct hydrocarbon recovery when associated with areally extensive barriers to flow.
  113 KB (16,689 words) - 22:11, 15 January 2024
• Uncertainties impacting reserves, revenue, and costs
  ...ctor. Other variables important in development evaluations include initial flow rate (IP), decline rate, wellhead prices, and costs. * [[Cash flow model]]
  21 KB (3,123 words) - 19:27, 19 January 2022
• Utilization of the industrial revolution 4.0 in oil and gas exploration
  ...izing the fracture of reservoir formations is important in determining the flow of oil and gas and eventually the productivity of wells. Therefore, geoscie ...ulation after assigning rock properties and taking into account rock fluid flow. The results will impact the hydrocarbon and natural gas production as well
  21 KB (3,096 words) - 20:59, 21 April 2022
• Wellsite safety
  Hydrogen sulfide is a heavier than air and will flow along the ground surface and collect in low spots. Clothes can also absorb
  9 KB (1,411 words) - 15:10, 24 January 2022
• Enhanced oil recovery
  * [[Fluid flow fundamentals]]
  12 KB (1,794 words) - 21:19, 19 January 2022
• EMD Tight Oil & Gas Committee 2020-21 Annual Report
  ...pected to be sustained. Together with a gradual recovery in operating cash flow and energy demand, oil and gas volume production are projected for a slow g
  9 KB (1,311 words) - 20:32, 20 September 2022
• Carbonate reservoir
  | part = Depositional Environments and their Flow Characteristics ...lumes of oil, yet sometimes the vugs are largely unconnected, yielding low flow rates. Tiny pores on a micron scale can form a high component of the porosi
  38 KB (5,571 words) - 15:31, 16 January 2024
• Water resistivity determination
  If the mud is more saline than the formation water, the SP currents flow in the opposite direction and the corresponding deflection will be to the r
  13 KB (2,077 words) - 17:26, 18 January 2022
• Workovers
  ...th) and to set, manipulate, and/or retrieve tubing plugs, sliding sleeves, flow regulators, gas lift valves, safety valves, and wireline fishing tools. Wir
  12 KB (1,834 words) - 15:25, 24 January 2022
• Structural exploration: thrust belt example
  ...belt in the late 1970s and early 1980s illustrates how the preceding tasks flow together and applies the techniques and approaches in [[:file:exploring-for
  14 KB (1,897 words) - 20:01, 3 February 2022
• Petroleum source rocks
  ...Sensitivity studies demonstrate that reconstruction of the local paleoheat flow (geothermal gradients) through the geological time of interest is often the
  12 KB (1,616 words) - 17:35, 13 April 2022
• Core-to-log transformations and porosity-permeability relationships
  ...cause clay-bound water and nonconnected pores should be excluded in helium flow measurements. However, in practice, core heating (and even air drying) can
  14 KB (1,893 words) - 20:15, 2 February 2016
• Australia, Northern TerritoryVelkerri Formation, Beetaloo Sub-basin
  ...ertical Tanumbirini-1 well has been tested for 130 days with resulting gas flow exceeding 1.2 million cubic feet per day and settling at 400 thousand cubic
  11 KB (1,597 words) - 15:02, 9 January 2024
• Overview of routine core analysis
  ...o the major fracture planes and reflects the influence of the fractures as flow pathways. The second measurement is made perpendicular to the first. This v
  14 KB (2,121 words) - 21:16, 19 January 2022
• Sandstone sedimentology and stratigraphy
  ...muddy sediments of flood plain origin; they tend to elongated parallel to flow direction especially in braided streams compared to direction parallel to t ...e fans have a central feeder channel within which sediments move by debris flow from which lesser channels branch out onto the middle part of fan. The sand
  27 KB (3,802 words) - 19:32, 9 January 2024
• Core orientation
  ...easure large scale features such as bedding, [[cross-bedding]], fractures, flow textures, and stylolites.<ref name=pt03r40>Pettijohn, F. J., P. E. Potter,
  13 KB (1,964 words) - 20:50, 19 January 2022
• Age model chart
  ...erized by high rates of sedimentation associated with abundant [[gravity]]-flow sand deposition. It is followed by interval C, characterized by slow sedime
  13 KB (1,871 words) - 20:06, 24 February 2022
• Systems tracts identification
  ...ave influence reflect [http://cdn.intechopen.com/pdfs-wm/25729.pdf gravity-flow] processes and are not called parasequences.<ref name=ch04r70 /><ref name=c
  15 KB (2,029 words) - 21:21, 23 February 2022
• Reservoir engineering
  ...s is ensured through the well but based on well data; electric logs, well flow testing, and repeat formation tester (RFT). Boundary of water and hydrocarb
  14 KB (2,122 words) - 17:33, 7 March 2016
• Electrical methods
  ...interpreted in terms of the shape and depth of the causative body or fluid flow.
  15 KB (2,130 words) - 21:19, 19 January 2022
• Basin-centered gas systems: development
  .... K., D. L. Gautier, and M. J. Pawlewicz, 1992, Influence of regional head flow variation on thermal maturity of the Lower Cretaceous Muddy ("J") Sandstone ...ure, may experience a period of uplift and erosional unloading and/or heat flow perturbations. During, or subsequent to, these burial and thermal history d
  34 KB (4,772 words) - 14:44, 12 March 2019
• Shale-oil resource systems
  ...ess given current knowledge and technologies for inducing these systems to flow petroleum. ...date, organic-rich tight shales are the most difficult to obtain high oil flow rates because of ultra-low permeability, typically high clay and low carbon
  97 KB (14,873 words) - 19:53, 11 January 2024
• Structural geology
  ...more pressure on the evaporite layer than the thin portion. As a result, a flow within the evaporite layer is initiated from high pressure areas toward low
  14 KB (2,168 words) - 21:31, 13 March 2019
• Iraq petroleum geology
  ...g01.jpg|Figure 1]]). The Dijlah flows around the uplifted Sinjar Graben to flow across the low portion of the Zagros foldbelt to the Mesopotamian foredeep. One effect of the surface relief of Iraq is the flow of groundwater deeply within the sediments of the Mesopotamian foredeep, fr
  78 KB (7,926 words) - 16:25, 30 January 2017
• Pressure detection
  ...re fluids cannot escape. The growth faults are seals that stop the lateral flow of pore water toward the neritic facies.<ref name=pt03r13>Dickey, P. A., C.
  16 KB (2,450 words) - 21:42, 20 January 2022
• Wattenberg field
  ...is associated with high geothermal gradients and hot fluids. The high heat flow and hydrocarbon generation contribute to abnormal pressure in parts of the ...is associated with high geothermal gradients and hot fluids. The high heat flow and hydrocarbon generation contribute to abnormal pressure in parts of the
  72 KB (10,249 words) - 20:06, 15 January 2024
• Kingfisher field
  ...of the Kingfisher field and is interpreted to represent a deep-marine mass flow [[sandstone]] deposited by turbidity currents. This Heather sand represents
  16 KB (2,358 words) - 16:28, 11 January 2024
• Paleontology
  ...tional systems]] and [[Carbonate reservoir models: facies, diagenesis, and flow characterization]]).
  17 KB (2,331 words) - 20:11, 10 August 2016
• Tectonic modeling
  ...tructural parameters on the transition from brittle failure to cataclastic flow of carbonate: Tectonophysics, vol. 258, p. 151–169, DOI: [http://www.scie
  16 KB (2,083 words) - 21:28, 2 February 2022
• Pinedale field
  ...stimulate sufficient volumes of this extremely tight rock to allow gas to flow at commercial rates. Simply stated, it was technological advancements and i
  16 KB (2,521 words) - 17:13, 29 January 2016
• Petroleum reservoir fluid properties
  * [[Fluid flow fundamentals]]
  19 KB (2,721 words) - 21:21, 19 January 2022
• Mudstone nomenclature
  ...ale fluctuations in the rates of the controlling processes within a single flow or depositional event (e.g., boundary layer bursts and sweeps under current ...mon types of laminasets are associated with wave-enhanced sediment gravity flow and turbidite beds (e.g., Bouma a, b, c, d, e; see Lazar et al.,<ref name=L
  58 KB (8,391 words) - 19:46, 20 February 2024
• Two-dimensional geophysical workstation interpretation: generic problems and solutions
  ...ric-problems-and-solutions_fig5.png|thumb|300px|{{figure number|5}}General flow chart for project preparation.]]
  20 KB (2,848 words) - 14:29, 20 January 2022
• Influence of mechanical stratigraphy on deformation styles
  The permeability is based on fracture connectivity which drives fluid flow, however, fracture intensity varies at depth and regionally. Although chalk
  23 KB (3,162 words) - 17:28, 5 December 2023
• Shale-gas resource systems
  ...on back to significant levels, commonly reaching or exceeding original gas flow rates. The use of technologies such as three-dimensional seismic and micros ...bons (related to its higher HI_o value). As such, the higher gas flow rates in the Haynesville Shale are not a function of GIP, but instead a fun
  73 KB (10,728 words) - 18:16, 11 January 2024
• Geodynamics of terrestrial exoplanets
  ...has a plate tectonic regime of downwelling plates and a deep mantle return flow in the direction of the night side. A temperature contrast of 400 K between
  19 KB (2,736 words) - 12:59, 14 March 2019
• South Viking Graben
  ...a/specpubs/memoir115/data/387_aapg-sp2050387.htm The Gudrun field: Gravity-flow deposition during rifting and inversion]], in C. C. Turner, and B. T. Croni
  23 KB (3,562 words) - 19:06, 17 January 2022
• Delta plain, subaqueous
  ...and distribution of river-mouth-bar sand bodies is determined by riverine flow conditions, density contrast between issuing ambient water, bottom slope se ...te tidal ridges aligned parallel with each other in the direction of tidal flow are the most prominent channel and river mouth accumulation forms. They app
  60 KB (9,022 words) - 17:17, 21 March 2016
• Basin-centered gas systems: global distribution
  .... K., D. L. Gautier, and M. J. Pawlewicz, 1992, Influence of regional head flow variation on thermal maturity of the Lower Cretaceous Muddy ("J") Sandstone
  27 KB (3,753 words) - 14:53, 12 March 2019

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