CN110646332A - Method for determining movable water saturation of gas-water interbed gas reservoir under high-temperature and high-pressure conditions - Google Patents
Method for determining movable water saturation of gas-water interbed gas reservoir under high-temperature and high-pressure conditions Download PDFInfo
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- CN110646332A CN110646332A CN201911007216.XA CN201911007216A CN110646332A CN 110646332 A CN110646332 A CN 110646332A CN 201911007216 A CN201911007216 A CN 201911007216A CN 110646332 A CN110646332 A CN 110646332A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 91
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000011435 rock Substances 0.000 claims abstract description 30
- 238000012360 testing method Methods 0.000 claims abstract description 22
- 239000012530 fluid Substances 0.000 claims abstract description 19
- 238000006073 displacement reaction Methods 0.000 claims abstract description 12
- 230000035699 permeability Effects 0.000 claims abstract description 12
- 238000004140 cleaning Methods 0.000 claims abstract description 6
- 238000001035 drying Methods 0.000 claims abstract description 6
- 238000005259 measurement Methods 0.000 claims abstract 2
- 239000007789 gas Substances 0.000 claims description 73
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 18
- 230000015572 biosynthetic process Effects 0.000 claims description 10
- 239000003345 natural gas Substances 0.000 claims description 9
- 238000000611 regression analysis Methods 0.000 claims description 9
- 238000004519 manufacturing process Methods 0.000 claims description 8
- 238000009826 distribution Methods 0.000 claims description 7
- 238000001225 nuclear magnetic resonance method Methods 0.000 claims description 7
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 238000006467 substitution reaction Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 238000009738 saturating Methods 0.000 claims description 2
- 238000005481 NMR spectroscopy Methods 0.000 abstract description 6
- 239000010410 layer Substances 0.000 description 12
- 238000004364 calculation method Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 239000008398 formation water Substances 0.000 description 2
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- 229920006395 saturated elastomer Polymers 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
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- G01N15/088—Investigating volume, surface area, size or distribution of pores; Porosimetry
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Abstract
Description
NO. | Hi,m | Di,cm | Li,cm | фi,% | Ki,mD | NO. | Hi,m | Di,cm | Li,cm | фi,% | Ki,mD |
1 | 1646.5 | 2.54 | 4.19 | 10.23 | 0.45 | 6 | 1651.0 | 2.54 | 5.29 | 15.11 | 10.1 |
2 | 1647.0 | 2.54 | 5.31 | 12.8 | 2.72 | 7 | 1652.4 | 2.54 | 4.94 | 13.87 | 6.4 |
3 | 1648.3 | 2.54 | 4.83 | 14.23 | 5.72 | 8 | 1653.2 | 2.54 | 4.06 | 15.41 | 11.1 |
4 | 1649.5 | 2.54 | 5.21 | 14.79 | 8.97 | 9 | 1654.1 | 2.54 | 5.23 | 15.23 | 13.21 |
5 | 1650.1 | 2.54 | 5.04 | 14.72 | 7.71 | 10 | 1656.2 | 2.54 | 5.18 | 15.01 | 14.01 |
NO. | Hi,m | Φwi,% | Φwri,% | NO. | Hi,m | Φwi,% | Φwri,% |
1 | 1646.5 | 9.72 | 6.58 | 6 | 1651.0 | 14.35 | 4.38 |
2 | 1647.0 | 12.16 | 6.65 | 7 | 1652.4 | 13.18 | 6.21 |
3 | 1648.3 | 13.52 | 5.87 | 8 | 1653.2 | 14.64 | 5.02 |
4 | 1649.5 | 14.05 | 5.68 | 9 | 1654.1 | 14.47 | 3.31 |
5 | 1650.1 | 13.98 | 5.89 | 10 | 1656.2 | 14.26 | 3.24 |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112031753A (en) * | 2020-09-27 | 2020-12-04 | 中国石油集团渤海钻探工程有限公司 | Method for identifying low-permeability gas water layer while drilling |
CN112081560A (en) * | 2020-09-01 | 2020-12-15 | 成都理工大学 | Development method of deep-sea high-temperature overpressure gas reservoir |
CN112257349A (en) * | 2020-09-27 | 2021-01-22 | 中国石油天然气股份有限公司 | Method for judging whether compact sandstone movable water-gas reservoir gas well has development value |
CN112780241A (en) * | 2021-03-05 | 2021-05-11 | 西南石油大学 | Method for partitioning quantitative saturated bound water of planar heterogeneous large flat plate model |
CN113898338A (en) * | 2021-10-26 | 2022-01-07 | 北京科技大学 | Unconventional gas reservoir starting pressure gradient determination method and device |
CN117345216A (en) * | 2023-12-05 | 2024-01-05 | 西南石油大学 | Determination method for movable critical pore throat radius of water-immersed gas well Zhou Shuiti |
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Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN112081560A (en) * | 2020-09-01 | 2020-12-15 | 成都理工大学 | Development method of deep-sea high-temperature overpressure gas reservoir |
CN112081560B (en) * | 2020-09-01 | 2022-10-28 | 成都理工大学 | Development method of deep-sea high-temperature overpressure gas reservoir |
CN112031753A (en) * | 2020-09-27 | 2020-12-04 | 中国石油集团渤海钻探工程有限公司 | Method for identifying low-permeability gas water layer while drilling |
CN112257349A (en) * | 2020-09-27 | 2021-01-22 | 中国石油天然气股份有限公司 | Method for judging whether compact sandstone movable water-gas reservoir gas well has development value |
CN112031753B (en) * | 2020-09-27 | 2021-11-02 | 中国石油集团渤海钻探工程有限公司 | Method for identifying low-permeability gas water layer while drilling |
CN112780241A (en) * | 2021-03-05 | 2021-05-11 | 西南石油大学 | Method for partitioning quantitative saturated bound water of planar heterogeneous large flat plate model |
CN113898338A (en) * | 2021-10-26 | 2022-01-07 | 北京科技大学 | Unconventional gas reservoir starting pressure gradient determination method and device |
CN113898338B (en) * | 2021-10-26 | 2022-04-05 | 北京科技大学 | Unconventional gas reservoir starting pressure gradient determination method and device |
CN117345216A (en) * | 2023-12-05 | 2024-01-05 | 西南石油大学 | Determination method for movable critical pore throat radius of water-immersed gas well Zhou Shuiti |
CN117345216B (en) * | 2023-12-05 | 2024-03-15 | 西南石油大学 | Determination method for movable critical pore throat radius of water-immersed gas well Zhou Shuiti |
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