CN110344828A - 等离子体l式消减厚硬顶板及遗留煤柱复合强矿压的方法 - Google Patents
等离子体l式消减厚硬顶板及遗留煤柱复合强矿压的方法 Download PDFInfo
- Publication number
- CN110344828A CN110344828A CN201910511257.6A CN201910511257A CN110344828A CN 110344828 A CN110344828 A CN 110344828A CN 201910511257 A CN201910511257 A CN 201910511257A CN 110344828 A CN110344828 A CN 110344828A
- Authority
- CN
- China
- Prior art keywords
- formula
- plasma
- drilling well
- pressure
- water
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000003245 coal Substances 0.000 title claims abstract description 137
- 150000001875 compounds Chemical class 0.000 title claims abstract description 37
- 238000000034 method Methods 0.000 title claims abstract description 35
- 238000005553 drilling Methods 0.000 claims abstract description 137
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 163
- 239000000523 sample Substances 0.000 claims description 25
- 238000001514 detection method Methods 0.000 claims description 20
- 238000001816 cooling Methods 0.000 claims description 13
- 239000011435 rock Substances 0.000 claims description 13
- 230000000694 effects Effects 0.000 claims description 8
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims description 6
- 239000007791 liquid phase Substances 0.000 claims description 5
- 239000007921 spray Substances 0.000 claims description 5
- 239000008151 electrolyte solution Substances 0.000 claims description 4
- 241001074085 Scophthalmus aquosus Species 0.000 claims description 3
- 239000011229 interlayer Substances 0.000 claims description 3
- 238000013021 overheating Methods 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 3
- 230000008054 signal transmission Effects 0.000 claims description 3
- 238000001228 spectrum Methods 0.000 claims description 3
- 230000001360 synchronised effect Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 2
- 230000006835 compression Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 239000000243 solution Substances 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000005065 mining Methods 0.000 abstract description 6
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000035939 shock Effects 0.000 abstract description 4
- 230000002045 lasting effect Effects 0.000 abstract description 3
- 238000005520 cutting process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 150000002500 ions Chemical class 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 238000004220 aggregation Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
- E21B7/00—Special methods or apparatus for drilling
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C37/00—Other methods or devices for dislodging with or without loading
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21C—MINING OR QUARRYING
- E21C41/00—Methods of underground or surface mining; Layouts therefor
- E21C41/16—Methods of underground mining; Layouts therefor
- E21C41/18—Methods of underground mining; Layouts therefor for brown or hard coal
Landscapes
- 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)
- Fluid Mechanics (AREA)
- Remote Sensing (AREA)
- Plasma Technology (AREA)
Abstract
Description
Claims (10)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910511257.6A CN110344828B (zh) | 2019-06-13 | 2019-06-13 | 等离子体l式消减厚硬顶板及遗留煤柱复合强矿压的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910511257.6A CN110344828B (zh) | 2019-06-13 | 2019-06-13 | 等离子体l式消减厚硬顶板及遗留煤柱复合强矿压的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN110344828A true CN110344828A (zh) | 2019-10-18 |
CN110344828B CN110344828B (zh) | 2020-12-15 |
Family
ID=68182010
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910511257.6A Active CN110344828B (zh) | 2019-06-13 | 2019-06-13 | 等离子体l式消减厚硬顶板及遗留煤柱复合强矿压的方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110344828B (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114320295A (zh) * | 2022-01-12 | 2022-04-12 | 辽宁工程技术大学 | 基于电脉冲技术的含夹矸厚煤层开采冲击地压防治方法 |
CN114876413A (zh) * | 2022-04-07 | 2022-08-09 | 太原理工大学 | 一种新建矿井的煤层气原位注热抽采方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105043706A (zh) * | 2015-07-14 | 2015-11-11 | 中国石油大学(北京) | 一种电***等离子体石油增产试验装置 |
CN105444631A (zh) * | 2016-01-06 | 2016-03-30 | 中国矿业大学 | 液相等离子体岩石***方法 |
CN106285608A (zh) * | 2016-10-28 | 2017-01-04 | 中国矿业大学 | 一种煤层气井脉冲爆震致裂增渗方法 |
CN107956505A (zh) * | 2017-10-18 | 2018-04-24 | 西安交通大学 | 基于可控冲击波技术的煤矿井下钻孔增透方法 |
CN108278940A (zh) * | 2018-01-24 | 2018-07-13 | 中国矿业大学 | 高应力巷道围岩液相等离子体***卸压方法 |
-
2019
- 2019-06-13 CN CN201910511257.6A patent/CN110344828B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105043706A (zh) * | 2015-07-14 | 2015-11-11 | 中国石油大学(北京) | 一种电***等离子体石油增产试验装置 |
CN105444631A (zh) * | 2016-01-06 | 2016-03-30 | 中国矿业大学 | 液相等离子体岩石***方法 |
CN106285608A (zh) * | 2016-10-28 | 2017-01-04 | 中国矿业大学 | 一种煤层气井脉冲爆震致裂增渗方法 |
CN107956505A (zh) * | 2017-10-18 | 2018-04-24 | 西安交通大学 | 基于可控冲击波技术的煤矿井下钻孔增透方法 |
CN108278940A (zh) * | 2018-01-24 | 2018-07-13 | 中国矿业大学 | 高应力巷道围岩液相等离子体***卸压方法 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114320295A (zh) * | 2022-01-12 | 2022-04-12 | 辽宁工程技术大学 | 基于电脉冲技术的含夹矸厚煤层开采冲击地压防治方法 |
CN114876413A (zh) * | 2022-04-07 | 2022-08-09 | 太原理工大学 | 一种新建矿井的煤层气原位注热抽采方法 |
Also Published As
Publication number | Publication date |
---|---|
CN110344828B (zh) | 2020-12-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108894787B (zh) | 上覆采空区遗留矿柱应力集中的压裂解除方法 | |
CN108678747B (zh) | 一种脉冲水力致裂控制顶煤冒放性的方法及设备 | |
CN109736805A (zh) | 一种厚层坚硬顶板改性卸压源头治理冲击地压的方法 | |
CN110388206A (zh) | 一种等离子体上行致裂残采区遗留煤柱的方法和装置 | |
WO2018201706A1 (zh) | 底板顺层长钻孔分段压裂高效抽放煤巷条带瓦斯及区域消突方法 | |
CN102654049B (zh) | 多孔线性控制水力致裂方法 | |
CN104790951B (zh) | 弱化距煤层100~350m高位坚硬顶板的方法及装置 | |
CN105545307A (zh) | 特大采场空间远近场井上下协同顶板控制方法 | |
CN110344827B (zh) | 等离子体弱化下伏煤层开采厚硬顶板强矿压的方法和装置 | |
CN106869966B (zh) | 一种离层水补给源的封堵方法 | |
CN111827878B (zh) | 一种快速精准探查煤层底板隐伏突水通道的方法 | |
CN110273685A (zh) | 微波加热h式消减厚硬顶板及遗留煤柱复合强矿压的方法 | |
CN107816365A (zh) | 一种煤层钻爆抽注一体化防突方法 | |
CN110173295A (zh) | 一种利用顺层定向钻孔抽采瓦斯和防灭火的方法 | |
CN105804786A (zh) | 一种松软煤层底板穿层钻孔压冲增透方法 | |
CN110344828A (zh) | 等离子体l式消减厚硬顶板及遗留煤柱复合强矿压的方法 | |
CN110056353A (zh) | 煤矿巷道内坚硬顶板水平井水力喷射分段压裂的方法 | |
CN109779634B (zh) | 煤矿地面垂直井压裂坚硬顶板位置确定方法 | |
CN110273684A (zh) | 等离子体u式消减厚硬顶板及遗留煤柱复合强矿压的方法 | |
CN110388205A (zh) | 微波加热l式消减厚硬顶板及遗留煤柱复合强矿压的方法 | |
CN110374596A (zh) | 等离子体h式消减厚硬顶板及遗留煤柱复合强矿压的方法 | |
CN110388207A (zh) | 微波加热消减厚硬顶板及遗留煤柱复合强矿压的方法 | |
CN110388208A (zh) | 等离子体消减厚硬顶板及遗留煤柱复合强矿压的方法 | |
CN109826629B (zh) | 一种煤矿地面压裂坚硬顶板工艺选取方法 | |
CN108590737A (zh) | 一种低渗透性易自燃煤层阻化剂高效注入方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
CB03 | Change of inventor or designer information | ||
CB03 | Change of inventor or designer information |
Inventor after: Bai Jinwen Inventor after: Feng Guorui Inventor after: Shaotian Inventor after: Qian Ruipeng Inventor after: Ren Yuqi Inventor after: Wang Peng Inventor after: Pei Xiaoming Inventor after: Wen Xiaoze Inventor after: Kang Lixun Inventor before: Feng Guorui Inventor before: Shaotian Inventor before: Bai Jinwen Inventor before: Qian Ruipeng Inventor before: Ren Yuqi Inventor before: Wang Peng Inventor before: Pei Xiaoming Inventor before: Wen Xiaoze Inventor before: Kang Lixun |
|
GR01 | Patent grant | ||
GR01 | Patent grant |