CN104612643A - Filling chamber for gas phase fracturing equipment of underground coal mine - Google Patents
Filling chamber for gas phase fracturing equipment of underground coal mine Download PDFInfo
- Publication number
- CN104612643A CN104612643A CN201410609047.8A CN201410609047A CN104612643A CN 104612643 A CN104612643 A CN 104612643A CN 201410609047 A CN201410609047 A CN 201410609047A CN 104612643 A CN104612643 A CN 104612643A
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- CN
- China
- Prior art keywords
- gas phase
- district
- fracturing unit
- phase fracturing
- gas cylinder
- 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.)
- Pending
Links
- 239000003245 coal Substances 0.000 title claims abstract description 28
- 239000007789 gas Substances 0.000 claims abstract description 147
- 239000000463 material Substances 0.000 claims abstract description 41
- 239000002912 waste gas Substances 0.000 claims abstract description 21
- 238000001514 detection method Methods 0.000 claims abstract description 10
- 238000005429 filling process Methods 0.000 claims abstract description 9
- 238000005303 weighing Methods 0.000 claims abstract description 7
- 239000000047 product Substances 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 20
- 230000008569 process Effects 0.000 claims description 18
- 238000004806 packaging method and process Methods 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 5
- 238000005260 corrosion Methods 0.000 claims description 3
- 230000007797 corrosion Effects 0.000 claims description 3
- 238000013461 design Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- 239000013589 supplement Substances 0.000 claims description 3
- 239000002699 waste material Substances 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims description 3
- 239000012071 phase Substances 0.000 description 47
- 230000032258 transport Effects 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000004880 explosion Methods 0.000 description 2
- 239000004047 hole gas Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000007791 liquid phase Substances 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002817 coal dust Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000013441 quality evaluation Methods 0.000 description 1
- 230000009467 reduction 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
- 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
-
- 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
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)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
Abstract
The invention discloses a filling chamber for gas phase fracturing equipment of an underground coal mine. The filling chamber comprises a filling area, a consumable material area, a finished product area, a weighing leakage detection area, an unused gas cylinder area and a used gas cylinder area. The filling area is provided with a gas phase fracturing equipment assembly system, a gas phase fracturing equipment filling system and a waste gas exhaust system. Driving power of the gas phase fracturing equipment assembly system and the gas phase fracturing equipment filling system is provided by underground compressed air, and waste gas generated in the filling process is connected with the waste gas exhaust system and exhausted to a main return way through a pipeline. Compared with a ground filling workshop, the filling chamber for the gas phase fracturing equipment of the underground coal mine can greatly shorten the transport time of the gas phase fracturing equipment, improve the use efficiency of the equipment, lower the labor intensity of workers, shorten the cycle time of the fracturing equipment, mitigate the problem of shortage of the gas phase fracturing equipment and greatly lower the cost.
Description
Technical field
The place that fills that the present invention relates to a kind of underground coal mine liquid-phase gas of gas phase fracturing technique is arranged.
Background technology
Gas phase fracturing technique utilizes transfer characteristic between liquid-phase gas, gas phase to carry out explosion.Cross drainage drilling holes is adopted to take out coal-bed gas in advance as region outburst prevention measures.Gas phase pressure break permeability-increasing gas Treatment process utilizes high energy gas to instantaneously act on coal seam, make loose coal, dissolve " gas pocket " that may exist, stress is made to concentrate trend coal body deep to move, longer release drainage is caused in front, pressure break coal seam, homogenization pressures field, equilibrium stress field, play extinction effect, pressure break moment can make coal seam produce a large amount of crack, to be filled in coal body or the crack of compacting is switched on again, produce a large amount of artificial microfissure, open original closed crack, thus raising gas permeability of coal seam, permeability, the gas of a large amount of adsorbed state is impelled to be converted into free state, and provide release channel for the gas of free state, improve gas pumping efficiency, reduce coal seam gas-bearing capacity and gas pressure, effective reduction or the gas problem solved in coal seam.High energy gas is gaseous state from liquid conversion is an endothermic process, can not produce high temperature and spark, therefore can not cause gas and dust explosion accident, and has diluting effect to gas and coal dust, belongs to intrinsic safety type fracturing unit.
When utilizing gas phase pressure break to carry out pressure break to coal seam, needs are transported to down-hole aboveground fracturing unit, after pressure break completes, then fracturing unit is transported to ground fills, circulate with this.Colliery is a very loaded down with trivial details process to underground transportation material with toward surface transportation material, need the step in the middle of as far as possible reducing and time, to improve the utilization rate of fracturing unit, so this just needs to shorten transport distance, the equipment filling fracturing unit is transferred to underground coal mine chamber.
Summary of the invention
The invention provides a kind of down-hole gas phase fracturing unit shortening fracturing unit transportation range and fill chamber, this invention, in the utilization of down-hole, effectively can shorten the transportation range of fracturing unit, reduces the circulation timei of fracturing unit.
For reaching this object, the present invention by the following technical solutions:
A kind of underground coal mine gas phase fracturing unit fills chamber, it is characterized in that: it comprises and fills district, consumable material district, finished product district, leak detection district of weighing, do not use gas cylinder district and used gas cylinder district; The described district that fills has gas phase fracturing unit package system, gas phase fracturing unit charging system, waste gases exhaust system; The driving power of gas phase fracturing unit package system and gas phase fracturing unit charging system provides power by underground pressure air, and the waste gases produced in filling process connects waste gases exhaust system, is put into the large lane of return air by tubes rows; Described consumable material district is the consumptive material of fracturing unit required consumption when at every turn using; Described finished product district (1) is for completing and fill and standard compliant finished product gas phase fracturing unit filling district; Described leak detection district (2) of weighing for the quality versus of fracturing unit before and after fill, and fill terminate after detect gas phase pressure break fill whether qualified; The described gas cylinder district (5) that do not use is not for having used gas cylinder rest area; The described gas cylinder district (3) that used is for used gas cylinder rest area.
Further, described material consumption district (4) is a multilayer locker, different consumptive materials placed respectively by every layer of locker, and locker indicates respectively title and the quantity of various consumptive material, locker is that wood materials is made, and carry out waterproof, protection against the tide, antistatic process, different layers of material is placed; All consumable materials all do essential safety process, to various consumptive material independent packaging, after packaging, put into locker, regularly supplement material, be transported to worker-house, ground in time for waste and scrap.
Further, described finished product district (1) for make different supports according to different unit types, and adds separation trough on support, avoids fracturing unit rolling damaged in collision equipment or injures workman by a crashing object, guarantees the clear classification of all devices; Finished product district gas phase fracturing unit storage bracket will do certain process, avoids high temperature, electrostatic, trickle or humidity; Certain space to be stayed after gas phase fracturing unit is placed in finished product district, be convenient to carry out secondary check to all devices; Independently will get up with other regions in finished product district, avoid confusion.
Further, describedly do not use gas cylinder district (5) and used the gas cylinder in gas cylinder district (3) separated, and make and clearly indicating; All gas cylinders will install protective jacket, play the effect of protection gas cylinder when gas cylinder is toppled over; Through again checking, half an hour to be inverted before not using the gas cylinder in gas cylinder district (5) to use, get rid of impurity and ponding in bottle; The gas cylinder used, carries out and clearly indicates, properly protect measure, is transported to ground in time.
Further, gas phase fracturing unit charging system booster pump is connected with gas cylinder by high pressure resistant flexible pipe, and high-pressure hose is made by high-low temperature resistant, corrosion-resistant material; The length of high-pressure hose is less than or equal to 1m.
Further, underground pressure air after reducing valve, oil water separator process, then will be connected to gas phase fracturing unit package system, gas phase fracturing unit charging system by pressure hose; Underground pressure air is by after reducing valve and oil water separator process, and for ensureing suitable wind flow, before entering gas phase fracturing unit charging system, arrange gasholder, the volume of gasholder is less than 300L.
Further, gas phase fracturing unit package system and gas phase fracturing unit charging system are fixed on the ground, or are placed on smooth ground.
Further, waste gases exhaust system is mainly emitted on the waste gases from gas cylinder produced in filling process, and this waste gases will guide in the large lane of return air of discharge through the pipeline of design.
Innovation of the present invention is: by the original a set of gas phase fracturing unit filling process completed in ground handling room, comprise the dismounting of gas phase fracturing unit, maintain, fill the maintenance with some ancillary services, whole global transfer is to underground coal mine chamber, shorten fracturing unit transportation range in use, reduce the examination & approval step needed for each transport gas phase fracturing unit, reduce the time needed for each circulation of gas phase fracturing unit, improve the operating efficiency of whole circulation.
Beneficial effect of the present invention is: simple to operate, easily transports, easy to use, shortens haulage time, greatly reduces cost of labor.
Accompanying drawing illustrates:
Fig. 1 is structural representation of the present invention.
In figure: 1. finished product district, leak detection district of 2. weighing, has 3. used gas cylinder district, 4. consumable material district, has not 5. used gas cylinder district, 6. fill district.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention will be further described.
As shown in Figure 1, a kind of underground coal mine gas phase fracturing unit fills chamber, it is characterized in that: it comprise fill district 6, consumable material district 4, finished product district 1, weigh leak detection district 2, do not use gas cylinder district 5 and used gas cylinder district 3; The described district 6 that fills has gas phase fracturing unit package system, gas phase fracturing unit charging system, waste gases exhaust system; The driving power of gas phase fracturing unit package system and gas phase fracturing unit charging system provides power by underground pressure air, and the waste gases produced in filling process connects waste gases exhaust system, is put into the large lane of return air by tubes rows; Described consumable material district 4 is the consumptive material of fracturing unit required consumption when at every turn using; Described finished product district 1 is for completing and fill and standard compliant finished product gas phase fracturing unit filling district; The quality versus that described leak detection district 2 of weighing be fracturing unit before and after filling, and fill terminate after detection gas phase pressure break fill whether qualified; The described gas cylinder district 5 that do not use is not for having used gas cylinder rest area; The described gas cylinder district 3 of having used is for used gas cylinder rest area.
Further, described material consumption district 4 is a multilayer locker, different consumptive materials placed respectively by every layer of locker, and locker indicates respectively title and the quantity of various consumptive material, locker is that wood materials is made, and carry out waterproof, protection against the tide, antistatic process, different layers of material is placed; All consumable materials all do essential safety process, to various consumptive material independent packaging, after packaging, put into locker, regularly supplement material, be transported to worker-house, ground in time for waste and scrap.
Further, described finished product district 1 makes different supports according to different unit types, and adds separation trough on support, avoids fracturing unit rolling damaged in collision equipment or injures workman by a crashing object, guarantees the clear classification of all devices; Finished product district gas phase fracturing unit storage bracket will do certain process, avoids high temperature, electrostatic, trickle or humidity; Certain space to be stayed after gas phase fracturing unit is placed in finished product district, be convenient to carry out secondary check to all devices; Independently will get up with other regions in finished product district, avoid confusion.
Further, describedly do not use gas cylinder district 5 and used the gas cylinder in gas cylinder district 3 separated, and make and clearly indicating; All gas cylinders will install protective jacket, play the effect of protection gas cylinder when gas cylinder is toppled over; Through again checking, half an hour to be inverted before not using the gas cylinder in gas cylinder district 5 to use, get rid of impurity and ponding in bottle; The gas cylinder used, carries out and clearly indicates, properly protect measure, is transported to ground in time.
Further, gas phase fracturing unit charging system booster pump is connected with gas cylinder by high pressure resistant flexible pipe, and high-pressure hose is made by high-low temperature resistant, corrosion-resistant material; The length of high-pressure hose is less than or equal to 1m.
Further, underground pressure air after reducing valve, oil water separator process, then will be connected to gas phase fracturing unit package system, gas phase fracturing unit charging system by pressure hose; Underground pressure air is by after reducing valve and oil water separator process, and for ensureing suitable wind flow, before entering gas phase fracturing unit charging system, arrange gasholder, the volume of gasholder is less than 300L.
Further, gas phase fracturing unit package system and gas phase fracturing unit charging system are fixed on the ground, or are placed on smooth ground.
Further, waste gases exhaust system is mainly emitted on the waste gases from gas cylinder produced in filling process, and this waste gases will guide in the large lane of return air of discharge through the pipeline of design.
This uses the transportation range of novel shortening gas phase fracturing unit to be by the original a set of gas phase fracturing unit filling process completed in ground handling room, comprise the dismounting of gas phase fracturing unit, maintenance, fill the maintenance with some ancillary services, whole global transfer is to underground coal mine chamber, shorten fracturing unit transportation range in use, reduce the examination & approval step needed for each transport gas phase fracturing unit, reduce the time needed for each circulation of gas phase fracturing unit, improve the operating efficiency of whole circulation, have simple to operate, easy transport, easy to use, shorten the advantage of haulage time, the time of each circulation 50% can be saved.
During work, high pressure liquid source is filled with untapped gas cylinder filling in district, then carries out production and quality evaluation in consumable material district and leak detection district of weighing respectively, if product is qualified, put into finished product district.
The present invention can be used as down-hole gas phase fracturing unit and fills, and also can be used for the application of similar functions demand.
Claims (8)
1. underground coal mine gas phase fracturing unit fills a chamber, it is characterized in that: it comprise fill district (6), consumable material district (4), finished product district (1), weigh leak detection district (2), do not use gas cylinder district (5) and used gas cylinder district (3); The described district (6) that fills has gas phase fracturing unit package system, gas phase fracturing unit charging system, waste gases exhaust system; The driving power of gas phase fracturing unit package system and gas phase fracturing unit charging system provides power by underground pressure air, and the waste gases produced in filling process connects waste gases exhaust system, is put into the large lane of return air by tubes rows; The consumptive material that described consumable material district (4) is consumption required when fracturing unit uses at every turn; Described finished product district (1) is for completing and fill and standard compliant finished product gas phase fracturing unit filling district; Described leak detection district (2) of weighing for the quality versus of fracturing unit before and after fill, and fill terminate after detect gas phase pressure break fill whether qualified; The described gas cylinder district (5) that do not use is not for having used gas cylinder rest area; The described gas cylinder district (3) that used is for used gas cylinder rest area.
2. underground coal mine gas phase fracturing unit according to claim 1 fills chamber, it is characterized in that: described material consumption district (4) is a multilayer locker, different consumptive materials placed respectively by every layer of locker, and locker indicates respectively title and the quantity of various consumptive material, locker is that wood materials is made, and carry out waterproof, protection against the tide, antistatic process, different layers of material is placed; All consumable materials all do essential safety process, to various consumptive material independent packaging, after packaging, put into locker, regularly supplement material, be transported to worker-house, ground in time for waste and scrap.
3. underground coal mine gas phase fracturing unit according to claim 1 fills chamber, it is characterized in that: described finished product district (1) is for make different supports according to different unit types, and separation trough is added on support, avoid fracturing unit rolling damaged in collision equipment or injure workman by a crashing object, guaranteeing the clear classification of all devices; Finished product district gas phase fracturing unit storage bracket will do certain process, avoids high temperature, electrostatic, trickle or humidity; Certain space to be stayed after gas phase fracturing unit is placed in finished product district, be convenient to carry out secondary check to all devices; Independently will get up with other regions in finished product district, avoid confusion.
4. underground coal mine gas phase fracturing unit according to claim 1 fills chamber, it is characterized in that: describedly do not use gas cylinder district (5) and used the gas cylinder in gas cylinder district (3) separated, and makes and clearly indicating; All gas cylinders will install protective jacket, play the effect of protection gas cylinder when gas cylinder is toppled over; Through again checking, half an hour to be inverted before not using the gas cylinder in gas cylinder district (5) to use, get rid of impurity and ponding in bottle; The gas cylinder used, carries out and clearly indicates, properly protect measure, is transported to ground in time.
5. underground coal mine gas phase fracturing unit according to claim 1 fills chamber, it is characterized in that: gas phase fracturing unit charging system booster pump is connected with gas cylinder by high pressure resistant flexible pipe, and high-pressure hose is made by high-low temperature resistant, corrosion-resistant material; The length of high-pressure hose is less than or equal to 1m.
6. underground coal mine gas phase fracturing unit according to claim 1 fills chamber, it is characterized in that: underground pressure air after reducing valve, oil water separator process, then will be connected to gas phase fracturing unit package system, gas phase fracturing unit charging system by pressure hose; Underground pressure air is by after reducing valve and oil water separator process, and for ensureing suitable wind flow, before entering gas phase fracturing unit charging system, arrange gasholder, the volume of gasholder is less than 300L.
7. underground coal mine gas phase fracturing unit according to claim 1 fills chamber, it is characterized in that: gas phase fracturing unit package system and gas phase fracturing unit charging system are fixed on the ground, or are placed on smooth ground.
8. underground coal mine gas phase fracturing unit according to claim 1 fills chamber, it is characterized in that: waste gases exhaust system is mainly emitted on the waste gases from gas cylinder produced in filling process, this waste gases will guide in the large lane of return air of discharge through the pipeline of design.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410609047.8A CN104612643A (en) | 2014-10-31 | 2014-10-31 | Filling chamber for gas phase fracturing equipment of underground coal mine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410609047.8A CN104612643A (en) | 2014-10-31 | 2014-10-31 | Filling chamber for gas phase fracturing equipment of underground coal mine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104612643A true CN104612643A (en) | 2015-05-13 |
Family
ID=53147268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410609047.8A Pending CN104612643A (en) | 2014-10-31 | 2014-10-31 | Filling chamber for gas phase fracturing equipment of underground coal mine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104612643A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005043033A1 (en) * | 2003-10-17 | 2005-05-12 | L'AIR LIQUIDE Société Anonyme à Directoire et Conseil de Surveillance pour l'Etude et l'Exploitation | Method for filling a pressure vessel with gas |
| CN201606652U (en) * | 2010-01-08 | 2010-10-13 | 广西柳州海湾恒日化工气体有限公司 | Compressed Liquefied gas filling system |
| CN203082529U (en) * | 2013-01-16 | 2013-07-24 | 湖南汉寿中煤科技有限公司 | Novel carbon dioxide filling machine |
| CN203458990U (en) * | 2013-08-05 | 2014-03-05 | 河南科益气体工程有限公司 | Multicomponent mixed gas production device |
| CN203635083U (en) * | 2013-12-31 | 2014-06-11 | 上海神开气体技术有限公司 | Multi-bottle standard mixed gas filling device |
-
2014
- 2014-10-31 CN CN201410609047.8A patent/CN104612643A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005043033A1 (en) * | 2003-10-17 | 2005-05-12 | L'AIR LIQUIDE Société Anonyme à Directoire et Conseil de Surveillance pour l'Etude et l'Exploitation | Method for filling a pressure vessel with gas |
| CN201606652U (en) * | 2010-01-08 | 2010-10-13 | 广西柳州海湾恒日化工气体有限公司 | Compressed Liquefied gas filling system |
| CN203082529U (en) * | 2013-01-16 | 2013-07-24 | 湖南汉寿中煤科技有限公司 | Novel carbon dioxide filling machine |
| CN203458990U (en) * | 2013-08-05 | 2014-03-05 | 河南科益气体工程有限公司 | Multicomponent mixed gas production device |
| CN203635083U (en) * | 2013-12-31 | 2014-06-11 | 上海神开气体技术有限公司 | Multi-bottle standard mixed gas filling device |
Non-Patent Citations (1)
| Title |
|---|
| 任建喜 等: "《高等学校土木工程本科指导性专业规范配套教材 岩石力学》", 30 June 2013, 中国矿业大学出版 * |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20150513 |