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• Estimating displacement pressure from sedimentary facies and well logs
  #REDIRECT [[Displacement pressure estimation from sedimentary facies and well logs]]
  84 bytes (10 words) - 20:25, 19 December 2014

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• Seal capacity: pitfalls and limitations of estimation
  * It is not easy to characterize the [[Top seal displacement pressure|displacement pressure]] of a top seal from a few, or many, measurements. ...arbon saturations required for flow]] through top seals—and, consequently, displacement pressures—may be much higher than commonly assumed.
  2 KB (325 words) - 20:57, 31 March 2022
• Intact membrane seal leakage
  ...the height of an underlying petroleum column) exceeds the seal capillary [[displacement pressure]]. This type of seal does not [[fracture]] during [[deformation]]. ==Ductility and capillary displacement pressure==
  3 KB (475 words) - 17:08, 1 February 2022
• Saturations required for hydrocarbon flow
  ...nt]: AAPG Bulletin, vol. 63, no. 5, p. 723–760.</ref> This is one reason [[displacement pressure]] is defined at 10% saturation. ...327–347.</ref> The current assumption that seal capacity is based upon the displacement pressure at only 10% saturation could be very misleading. The value could b
  2 KB (313 words) - 13:57, 1 April 2022
• Hydrocarbon column: calculation of maximum height
  ...l]] occurs when the [[buoyancy pressure]], ''P''_b, equals the [[displacement pressure]], ''P''_d. If ''P''_b exceeds ''P''<sub>d</su ...t] would coincide with the [[free water level]]. If the reservoir has some displacement pressure greater than zero, then the height of the hydrocarbon column is le
  3 KB (488 words) - 16:13, 31 March 2022
• Trap leakage
  ...petroleum column) exceeds [[Top seal displacement pressure|seal capillary displacement pressure]]. This seal type does not [[fracture]] during [[deformation]]. | Capillary pressure exceeds [[displacement pressure]] of fracture [[porosity]] in the seal.
  3 KB (445 words) - 16:58, 1 February 2022
• Seal capacity of breached and hydrocarbon-wet seals
  ...mn will shrink until the [[Buoyancy pressure|buoyant pressure]] equals the displacement pressure and the system again seals. In practice, however, hydrocarbons con ...leaked hydrocarbons until the buoyant pressure (P_b) is half the displacement pressure (P_d). Continued charging of traps after initial fill co
  5 KB (693 words) - 14:23, 1 April 2022
• Displacement pressure
  ...rcury has filled any surface irregularities on the sample) is termed the ''displacement pressure'' (''P''_d).<ref>Vavra, C.L., J. G. Kaldi, and R. M. Sne
  557 bytes (82 words) - 14:13, 24 July 2014
• Displacement pressure estimation from sedimentary facies and well logs
  [[Displacement pressure]] has been inferred from the relationship between capillary proper ...1000–10,000 ft of oil. Delta-plain shales are relatively poor seals, with displacement pressures of 80–90 psia (air-mercury^o and capable of trapping
  5 KB (764 words) - 19:46, 31 March 2022
• Displacement pressure: theory vs. reality
  ...column of trapped hydrocarbon compared with the prediction from measured [[displacement pressure]]s. Empirical studies are needed because simple, idealized laborat ...ch: AAPG Hedberg Research conference, unpublished abstract.</ref> Measured displacement pressures predict the top seal is capable of trapping 29–34 m (94–110 f
  4 KB (587 words) - 13:36, 1 April 2022
• Seal capacity and two-phase hydrocarbon columns
  ...0008-0</ref> The gas in contact with the base of the seal determines the [[displacement pressure]] (P_d) of the seal. The [[Buoyancy forces in reservoir
  3 KB (445 words) - 20:56, 31 March 2022
• Measuring displacement pressure using mercury injection
  The [[displacement pressure]] (P_d) is routinely inferred by forcing mercury into th ==Values of displacement pressure>==
  5 KB (749 words) - 19:46, 31 March 2022
• Fracture traps
  ...structural system because fractures are a result of [[deformation]] and/or displacement and therefore are structural in nature. ...ly contiguous rocks have broken and separated and along which the relative displacement of originally adjacent points across the fracture is small compared with fr
  3 KB (461 words) - 16:04, 13 April 2022
• Fracture
  ...ly contiguous rocks have broken and separated and along which the relative displacement of originally adjacent points across the fracture is small compared with fr
  951 bytes (136 words) - 20:39, 10 February 2015
• Seal capacity of different rock types
  ...apacities of different rock types. This figure was compiled from published displacement pressures based upon mercury capillary curves. Column heights were calculat ...in, 1993). Shales in the Cretaceous section of the Powder River basin have displacement pressures of 1000–4000 psi and can trap gas columns of 460–1830 m (1500
  5 KB (760 words) - 20:55, 31 March 2022
• Fault seal breakdown during production
  ...[[hydrocarbon column]], the buoyant pressure will ultimately exceed the [[displacement pressure]] of the fault zone and the fault will [[Cross-leaking faults|cros ...anical rupturing but simply by the relative change in buoyant pressure vs. displacement pressure.
  4 KB (530 words) - 15:21, 30 March 2022
• Top seal displacement pressure
  ...igration and entrapment]: AAPG Bulletin, vol. 63, no. 5, p. 723–760.</ref> Displacement pressure, which is measured in dynes/cm², can be calculated by t The displacement pressure of a seal depends on both the physical character of the seal (pore
  4 KB (530 words) - 15:56, 31 March 2022
• Pressure prediction: reconstructing burial history
  ...tude of measurement. A pressure-depth plot, using the estimate of vertical displacement and [[Normal hydrostatic pressure gradients|normal fluid gradients]], helps
  3 KB (408 words) - 17:56, 17 February 2022
• Fault-dependent leak points, continuity, and charge
  ...on hydrocarbon column heights is not the [[top seal displacement pressure|displacement pressure of top seals]] but fault-dependent leak points, the [[lateral]] co A comparison of top seal capacity determined from [[displacement pressure]]s and actual [[hydrocarbon column]] heights in one African basin
  4 KB (556 words) - 20:56, 31 March 2022
• Fractured membrane seal leakage
  ...ght of an underlying [[Hydrocarbon column|petroleum column]] exceeds the [[displacement pressure]] of the fracture [[porosity]] in the seal. Many rock types with high capillary [[displacement pressure]]s rarely seal petroleum [[accumulation]]s. These rocks are often
  3 KB (478 words) - 17:09, 1 February 2022
• Displacement pressure estimation from pore size
  [[Displacement pressure]] can be estimated from pore size using Washburn's<ref name=ch10r9 ...990, Quantitative determination of pore structure and application to fluid displacement in reservoir rocks, in J. Kleppe, E. W. Berg, A. T. Buller, O. Hjemeland, a
  5 KB (766 words) - 22:55, 2 February 2016

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