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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
• Fundamentals of fluid flow
  #REDIRECT [[Fluid flow fundamentals]]
  37 bytes (4 words) - 15:15, 5 September 2014
• 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
• Defining flow units and containers
  #REDIRECT [[Flow units and containers]]
  39 bytes (5 words) - 16:23, 19 December 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
• 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

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