CN106285599B - 一种水力错动卸压增透抽采煤层瓦斯方法 - Google Patents
一种水力错动卸压增透抽采煤层瓦斯方法 Download PDFInfo
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- CN106285599B CN106285599B CN201610635988.8A CN201610635988A CN106285599B CN 106285599 B CN106285599 B CN 106285599B CN 201610635988 A CN201610635988 A CN 201610635988A CN 106285599 B CN106285599 B CN 106285599B
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- 239000003245 coal Substances 0.000 title claims abstract description 98
- 238000000034 method Methods 0.000 title claims abstract description 22
- 238000005553 drilling Methods 0.000 claims abstract description 94
- 238000011010 flushing procedure Methods 0.000 claims abstract description 66
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 56
- 238000000605 extraction Methods 0.000 claims abstract description 34
- 238000004080 punching Methods 0.000 claims abstract description 32
- 239000000203 mixture Substances 0.000 claims abstract description 11
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 6
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- 238000010276 construction Methods 0.000 claims description 11
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- 238000009825 accumulation Methods 0.000 claims description 5
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- 238000005065 mining Methods 0.000 description 5
- 230000035508 accumulation Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/25—Methods for stimulating production
- E21B43/26—Methods for stimulating production by forming crevices or fractures
- E21B43/261—Separate steps of (1) cementing, plugging or consolidating and (2) fracturing or attacking the formation
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F7/00—Methods or devices for drawing- off gases with or without subsequent use of the gas for any purpose
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
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CN201610635988.8A CN106285599B (zh) | 2016-08-05 | 2016-08-05 | 一种水力错动卸压增透抽采煤层瓦斯方法 |
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CN201610635988.8A CN106285599B (zh) | 2016-08-05 | 2016-08-05 | 一种水力错动卸压增透抽采煤层瓦斯方法 |
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CN106285599A CN106285599A (zh) | 2017-01-04 |
CN106285599B true CN106285599B (zh) | 2018-06-29 |
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Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107152302B (zh) * | 2017-06-29 | 2019-11-01 | 重庆大学 | 一种复杂地质构造煤层割压均匀增透瓦斯抽采方法 |
CN108868871B (zh) * | 2018-05-18 | 2024-03-29 | 河南能源化工集团研究总院有限公司 | 水力冲孔后应力快速平衡方法 |
CN109026132B (zh) * | 2018-09-07 | 2020-05-12 | 永城煤电控股集团有限公司 | 煤矿单一煤层保护层卸压增透型顺层抽采防突方法 |
CN111441817B (zh) * | 2020-04-02 | 2020-11-10 | 中国矿业大学 | 煤层钻孔喷射压裂与采动压力协同作用强化瓦斯抽采方法 |
CN111577256B (zh) * | 2020-05-18 | 2021-11-26 | 中国矿业大学 | 一种穿层钻孔水力冲孔增透效果定量评价方法 |
CN111734485B (zh) * | 2020-06-12 | 2022-02-01 | 中国煤炭地质总局勘查研究总院 | 煤矿局部冲击地压防治方法及装置 |
CN112377242B (zh) * | 2020-11-16 | 2022-05-13 | 中煤科工集团重庆研究院有限公司 | 一种松软煤层重复水力压裂驱替瓦斯同步抽采方法 |
CN112557275A (zh) * | 2020-11-19 | 2021-03-26 | 河南能源化工集团研究总院有限公司 | 煤层透气性系数原位径向测试方法 |
CN113107578B (zh) * | 2021-04-09 | 2022-05-20 | 河南理工大学 | 气动复碎排粉和化学悬浮排粉的煤层钻孔联合解堵方法 |
CN115492563A (zh) * | 2022-09-27 | 2022-12-20 | 中煤科工集团重庆研究院有限公司 | 一种软煤层多钻孔贯通式压裂冲孔增渗泄压装置及方法 |
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CN102094668A (zh) * | 2010-12-20 | 2011-06-15 | 郑州大学 | 上抽巷高压水力掏穴卸压消突方法 |
CN103306657A (zh) * | 2013-06-28 | 2013-09-18 | 陕西煤业化工技术研究院有限责任公司 | 一种煤层割缝卸压增透和缝槽保持装置及方法 |
CN103912302A (zh) * | 2014-01-26 | 2014-07-09 | 中国矿业大学 | 一种穿层钻孔水力破裂瓦斯抽采方法 |
WO2015054984A1 (zh) * | 2013-10-16 | 2015-04-23 | 中国矿业大学 | 煤矿井下气液两相交替相驱压裂煤体强化瓦斯抽采方法 |
CN104763462A (zh) * | 2015-04-07 | 2015-07-08 | 中国矿业大学 | 岩巷穿层钻孔高压水力造穴瓦斯抽采方法 |
CN105064920A (zh) * | 2015-08-05 | 2015-11-18 | 河南能源化工集团研究院有限公司 | 多场耦合低渗松软煤层冲孔卸压抽采模拟试验方法 |
CN105422069A (zh) * | 2015-11-30 | 2016-03-23 | 中国矿业大学 | 一种高瓦斯突出煤层“钻-冲-割”耦合卸压增透方法 |
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2016
- 2016-08-05 CN CN201610635988.8A patent/CN106285599B/zh active Active
Patent Citations (7)
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CN102094668A (zh) * | 2010-12-20 | 2011-06-15 | 郑州大学 | 上抽巷高压水力掏穴卸压消突方法 |
CN103306657A (zh) * | 2013-06-28 | 2013-09-18 | 陕西煤业化工技术研究院有限责任公司 | 一种煤层割缝卸压增透和缝槽保持装置及方法 |
WO2015054984A1 (zh) * | 2013-10-16 | 2015-04-23 | 中国矿业大学 | 煤矿井下气液两相交替相驱压裂煤体强化瓦斯抽采方法 |
CN103912302A (zh) * | 2014-01-26 | 2014-07-09 | 中国矿业大学 | 一种穿层钻孔水力破裂瓦斯抽采方法 |
CN104763462A (zh) * | 2015-04-07 | 2015-07-08 | 中国矿业大学 | 岩巷穿层钻孔高压水力造穴瓦斯抽采方法 |
CN105064920A (zh) * | 2015-08-05 | 2015-11-18 | 河南能源化工集团研究院有限公司 | 多场耦合低渗松软煤层冲孔卸压抽采模拟试验方法 |
CN105422069A (zh) * | 2015-11-30 | 2016-03-23 | 中国矿业大学 | 一种高瓦斯突出煤层“钻-冲-割”耦合卸压增透方法 |
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