CN106593511A - Cooling system and method for high-temperature mine roadway support - Google Patents
Cooling system and method for high-temperature mine roadway support Download PDFInfo
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- CN106593511A CN106593511A CN201710017712.8A CN201710017712A CN106593511A CN 106593511 A CN106593511 A CN 106593511A CN 201710017712 A CN201710017712 A CN 201710017712A CN 106593511 A CN106593511 A CN 106593511A
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- 238000001816 cooling Methods 0.000 title claims abstract description 135
- 238000000034 method Methods 0.000 title claims description 19
- 239000011435 rock Substances 0.000 claims abstract description 33
- 230000008093 supporting effect Effects 0.000 claims abstract description 7
- 230000000630 rising effect Effects 0.000 claims abstract description 6
- 238000010992 reflux Methods 0.000 claims description 34
- 238000009413 insulation Methods 0.000 claims description 10
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 239000003245 coal Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005065 mining Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000004873 anchoring Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000005439 thermosphere Substances 0.000 description 1
Classifications
-
- 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
- E21F3/00—Cooling or drying of air
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D15/00—Props; Chocks, e.g. made of flexible containers filled with backfilling material
- E21D15/50—Component parts or details of props
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The invention relates to a cooling system for a high-temperature mine roadway support. The system mainly comprises a refrigerating device, a hollow cooling anchor rod, a main cold support pipe, a main return pipeline, a cold supply branch pipe and a return branch pipe, wherein the refrigerating device, the hollow cooling anchor rod, the main cold supply pipe, the main return pipe, the cold supply branch pipe and the return branch pipe communicate with one another to form a loop; and a heat exchange medium can circulate in the loop. While the hollow cooling anchor rod is used for supporting a roadway, the low-temperature heat exchange medium is continuously supplied for the hollow cooling anchor rod through the refrigerating device, heat exchange between the heat exchange medium and surrounding rock of the roadway is carried out continuously, the temperature of the surrounding rock is reduced, the circumstance that the exposed surrounding rock of the roadway transfers heat to air of the road way is avoided, and rising of the temperature of air in the underground roadway is stopped fundamentally.
Description
Technical field
The present invention relates to underground thermal pollution administers field, more particularly to a kind of thermal post_buckling roadway support cooling system and side
Method.
Background technology
The continuous increase of coal mining depth, the High-geotemperature in deep is constantly heated to underground air so that mine air ring
Border temperature raises to form hot evil.During downhole production, hot environment serious harm workman is physically and mentally healthy, reduces operating efficiency
While increase the risk of security incident.At present, the method for high-temperature mine cooling is generally divided into two classes, and a class is by air cooling
Directly to distinguished and admirable cooling, such as mine air conditioner, water-cooled cooling, ice-cold cooling, this kind of method is that (cold water is cold by heat transferring medium to device
Ice) down-hole is transported to, air cooler is installed near mining face under mine, heat transferring medium is by air cooler to into mining face under mine
Hot air flow is lowered the temperature, it is impossible to causing airflow temperature elevated coal petrography in down-hole to lower the temperature.Equations of The Second Kind is by tunnel coal
One thermal insulation layer prevention down-hole coal petrography heating of formation is distinguished and admirable between rock mass exposure and down-hole are distinguished and admirable, and such as tunnel surface spraying is heat-insulated
Material is heat-insulated using evacuated panel, moisture film plate heat exchanger group.Once this method thermal insulation layer failure, then cooling-down effect reduction.With
Upper aspect fails the country rock to causing down-hole high temperature and is directly lowered the temperature.
The content of the invention
In view of above-mentioned analysis, the present invention is intended to provide a kind of directly expose what country rock was lowered the temperature to high-temperature mine tunnel
Supporting cooling system and method, to solve prior art in asking for direct cooling can not be carried out to the country rock that causes down-hole high temperature
Topic.
The purpose of the present invention is mainly achieved through the following technical solutions：
A kind of thermal post_buckling roadway support cooling system, it is characterised in that：The system mainly includes refrigerating plant, hollow
Cooling anchor pole, main cooling pipeline, main reflux line, a cooling pipeline, a reflux line；
The refrigerating plant is connected with main cooling pipeline and main reflux line；
The main cooling pipeline connection cooling pipeline, each hollow cooling anchor pole is by cooling pipeline and a main confession in system
Cold pipeline communication, and then connect with refrigerating plant；
The main reflux line connection reflux line, each hollow cooling anchor pole is by a reflux line in system and leads back
Stream pipeline communication, and then connect with refrigerating plant；
The refrigerating plant, hollow cooling anchor pole, main cooling pipeline, main reflux line, a cooling pipeline and a return duct
Road connects to form loop, and heat transferring medium can be in the loop interior circulation.
The hollow cooling anchor pole mainly includes hollow bolt, heat-insulated pipe, separator, return hose, cooling flexible pipe, heat-insulated
Plug and anchor rod pallet board；
Further, the heat-insulated pipe be located at hollow bolt inside, heat-insulated pipe by hollow bolt inner chamber be divided into heat exchanging chamber and
Back cavity, heat exchanging chamber and back cavity are concentric structure, and inner circle is back cavity, cylindrical for heat exchanging chamber, and thermal insulation is arranged at heat-insulated pipe top
Pipe is taken over a business and four adiabatic tube passages, and heat-insulated pipe is taken over a business affixed with hollow bolt, and four adiabatic tube passages are along heat-insulated pipe circumference side
To being uniformly distributed, adiabatic tube passage causes back cavity to connect with heat exchanging chamber, and adiabatic bottom of the tube is embedded in separator；
The separator makes heat-insulated pipe be tightly connected with cooling flexible pipe and return hose, and cooling flexible pipe is embedded in separator and changes
Hot chamber with connect, the embedded separator of return hose and back cavity with connect.
The hollow cooling anchor pole ensure that tunnel safety is stablized, it is ensured that temperature suitable for producing work in tunnel, while
Being capable of the outer heat impact lane interior air-flow temperature of barrier structure.Heat-insulated pipe is embedded in separator, ensure that heat-insulated pipe afterbody heat exchanging chamber
With the not mutual seepage of the heat transferring medium in back cavity, while separator can play a part of fixed heat-insulated pipe.In order to ensure to change
The flow of heat transferring medium in thermal process, while certain pulling force is born in actual use in view of heat-insulated pipe, therefore
Arrange four adiabatic tube passages to be uniformly distributed along heat-insulated pipe circumferencial direction, it is ensured that keep changing while heat-insulated pipe bears certain pulling force
The flow of thermal medium.
Further, with heat exchanging chamber by cooling soft pipe connection, a reflux line leads to described cooling pipeline with back cavity
Cross return hose connection, it is hollow cooling anchor pole in heat transferring medium can enter back cavity, and then by cooling flexible pipe enter
Reflux line.
Further, the main cooling pipeline and main reflux line are insulated piping；Described cooling pipeline, a return duct
Road, cooling flexible pipe, return hose are adiabatic flexible pipe.
Insulated piping ensure that cooling inside hose heat or return hose inside cold do not scatter and disappear.
Further, the hollow bolt external diameter is 30mm, and internal diameter is 16mm, and length is 3000mm.
Further, the heat-insulated pipe external diameter is 11mm, and internal diameter is 6mm；
The heat-insulated pipe roof insulation pipe takes over a business a diameter of 16mm, and length is 50mm, at the top of adiabatic tube passage and heat-insulated pipe
Distance be 60-70mm, a diameter of 3mm of adiabatic tube passage.
Further, space of the separator to hollow bolt end in addition to cooling flexible pipe and return hose is by heat-insulated
Plug sealing, a diameter of 16mm of separator, it is 2mm that thickness is the internal diameter of 30mm, return hose and cooling flexible pipe, and external diameter is 3mm.
Separator is embedded in mutually 10mm with heat-insulated pipe, to ensure heat-insulated pipe afterbody heat exchanging chamber and the heat transferring medium in back cavity
Not mutual seepage, while separator plays a part of fixed heat-insulated pipe.Using heat-insulating plug filling seal isolation disk to hollow bolt
Space of the end in addition to cooling flexible pipe and return hose, can avoid extra heat exchange, it is ensured that heat transfer effect.
Further, the anchorage style of the hollow cooling anchor pole adopts full length fastening, Anchor Agent to be high thermal conductivity anchoring
Agent.
The hollow cooling anchor pole in tunnel top and portion of side can be used in roadway support, while being dropped from the air in by refrigerating plant
Warm anchor pole persistently supplies low-temperature heat exchange medium, reduces ore deposit well temperature, while roadway support is realized, reaches improvement high temperature
The purpose of underground thermal pollution.
The present invention also provides a kind of thermal post_buckling roadway support using described thermal post_buckling roadway support cooling system
Cool-down method, the method comprising the steps of：
1) hollow cooling anchor pole is carried out after supporting to roadway surrounding rock, and the low-temperature heat exchange medium order in refrigerating plant is by master
Inject after cooling pipeline, a cooling pipeline and cooling flexible pipe in hollow cooling anchor pole；
2) step 1) described in the heat transferring medium heat exchanging chamber and the country rock that enter in hollow cooling anchor pole there is heat exchange；
3) with country rock there is temperature rising after heat exchange in heat transferring medium, and the heat transferring medium of intensification enters back cavity；
4) step 3) described in heat transferring medium order made by returning after return hose, reflux line and main reflux line
Cooled down in device for cooling；
5) in refrigerating plant cool down after low-temperature heat exchange medium according to step 1) to step 4) and it is described circulation to country rock drop
Temperature.
Using the thermal post_buckling roadway support cool-down method of described thermal post_buckling roadway support cooling system, can pass through
Refrigerating plant to the hollow cooling anchor pole at tunnel top and portion of side persistently supplies low-temperature heat exchange medium, the low-temperature heat exchange medium of circulation
Constantly there is heat exchange with roadway surrounding rock by hollow cooling anchor pole, make anchor pole be chronically at lower temperature state, reduce country rock
Temperature, it is to avoid tunnel exposes country rock and conducts heat to tunnel air, the rising of the underworkings air temperature for fundamentally suppressing.
The present invention has the beneficial effect that：
Compared with prior art, beneficial effect of the present invention is tunnel to be carried out after supporting using hollow cooling anchor pole,
Low-temperature heat exchange medium is persistently supplied to the hollow cooling anchor pole at tunnel top and portion of side by refrigerating plant, the low temperature persistently supplied
Constantly there is heat exchange in heat transferring medium, reduce country rock temperature, it is to avoid tunnel exposure by hollow cooling anchor pole with roadway surrounding rock
Country rock to tunnel air conducts heat, the rising of the underworkings air temperature for fundamentally suppressing.Realizing the same of roadway support
When, reach the purpose for administering high-temperature mine heat evil.With between tunnel coal and rock exposure and down-hole are distinguished and admirable formed one every
The method of thermosphere is compared, and the present invention does not have the possibility cooling-down effect continuous and effective of thermal insulation layer failure；Pass through with mine air conditioner etc.
Air cooler is directly compared to the method for distinguished and admirable cooling, and the present invention is a kind of directly to causing the elevated roadway surrounding rock of airflow temperature to enter
The method of row cooling.
Other features and advantages of the present invention will be illustrated in the following description, also, part can become from specification
Obtain it is clear that or being understood by implementing the present invention.The purpose of the present invention and other advantages can be by the explanations write
Specifically noted structure is realizing and obtain in book, claims and accompanying drawing.
Description of the drawings
Accompanying drawing is only used for illustrating the purpose of specific embodiment, and is not considered as limitation of the present invention, in whole accompanying drawing
In, identical reference symbol represents identical part.
Fig. 1 is thermal post_buckling roadway support cooling system schematic diagram.
Fig. 2 is the enlarged drawing of a-quadrant in Fig. 1.
Fig. 3 is hollow cooling anchor pole profile.
Fig. 4 is 90 ° of section of structures of Fig. 3 radial rotaries.
Fig. 5 is insulated pipe construction schematic diagram.
Fig. 6 is generalized section at a-a in Fig. 3.
Fig. 7 is separator radial section schematic diagram.
Wherein：1- refrigerating plants, the hollow cooling anchor poles of 2-, 2-1- hollow bolts, 2-2- heat-insulated pipes, 2-2-1- heat-insulated pipes top
Disk, 2-2-2- thermal insulation tube passages, 2-3- back cavities, 2-4- heat exchanging chambers, 2-5- separators, 2-6- return hoses, 2-7- coolings are soft
Pipe, 2-8- heat-insulating plugs, 2-9- anchor rod pallet boards, the main cooling pipelines of 3-, the main reflux lines of 4-, 5- cooling pipeline, 6- return duct
Road.
Specific embodiment
Below in conjunction with the accompanying drawings specifically describing the preferred embodiments of the present invention, wherein, accompanying drawing constitutes the application part, and
It is used to together with embodiments of the present invention explain the principle of the present invention.
As shown in figure 1, the present invention include refrigerating plant 1, it is hollow cooling anchor pole 2, main cooling pipeline 3, main reflux line 4,
Cooling pipeline 5, a reflux line 6 are propped up, wherein, hollow cooling anchor pole mainly includes hollow bolt 2-1, heat-insulated pipe 2-2, separator
2-5, return hose 2-6, cooling flexible pipe 2-7, heat-insulating plug 2-8 and anchor rod pallet board 2-9.Development work and the heading driver of preparatory working
Make face after the conventional segment distance of support work one is completed, that is, start to arrange the main cooling pipeline 3 that is connected with refrigerating plant 1 and
Main reflux line 4, while arrangement cooling pipeline 5 and a reflux line 6, and with the cooling of the hollow cooling end interface of anchor pole 2
Flexible pipe 2-7 and return hose 2-6 connects.After pipeline connection, refrigerating plant 1 continues temperature default to hollow cooling anchor pole 2 input
The heat transferring medium of degree and pressure, low-temperature heat exchange medium is water in the present embodiment, and input temp is 11 DEG C, and flow 0.055L/s is low
Warm heat transferring medium enters a cooling pipeline 5 by main cooling pipeline 3, and the heat transferring medium in a cooling pipeline 5 passes through cooling flexible pipe
2-7 enters hollow cooling anchor pole 2, and heat transferring medium enters heat exchanging chamber 2-4 by cooling flexible pipe 2-7, during low-temperature heat exchange medium passes through
There is heat exchange in airborne temperature anchor pole 2 outer wall order, country rock is lowered the temperature with hollow bolt 2-1, Anchor Agent and crag, be heated by country rock
Heat transferring medium afterwards to be reached and enter back cavity 2-3 by adiabatic tube passage 2-2 after heat-insulated pipe 2-2 tops, in back cavity 2-3
Heat transferring medium flows back into a reflux line 6 by return hose 2-6, then the main backflow by connecting with a reflux line 6
Pipeline 4 is returned and cooled down in refrigerating plant 1.Low-temperature heat exchange medium after cooling down in refrigerating plant 1 is again by main cooling
Pipeline 3 enters system, circulates and country rock is lowered the temperature.The lasting supply of low-temperature heat exchange medium make it is hollow cooling anchor pole 2 be chronically at compared with
Low temperature state, with persistently carrying out for heat exchange the cooling to roadway surrounding rock is realized, while also ensure that the supporting effect in tunnel
Really.
In sum, embodiments provide a kind of directly to propping up that high-temperature mine tunnel exposure country rock is lowered the temperature
Shield cooling system and method, the present invention is carried out after supporting using hollow cooling anchor pole to tunnel, is pushed up to tunnel by refrigerating plant
The hollow cooling anchor pole in portion and portion of side persistently supplies low-temperature heat exchange medium, and the low-temperature heat exchange medium persistently supplied is by hollow cooling
Constantly there is heat exchange in anchor pole, reduce country rock temperature with roadway surrounding rock, it is to avoid tunnel exposes country rock and conducts heat to tunnel air, from
The rising of the underworkings air temperature for fundamentally suppressing.While roadway support is realized, improvement high-temperature mine has been reached
The purpose of heat evil.With in tunnel coal and rock exposure compared with the method for a thermal insulation layer is formed between down-hole is distinguished and admirable, the present invention
There is no the possibility cooling-down effect continuous and effective of thermal insulation layer failure；With mine air conditioner etc. by air cooler directly to distinguished and admirable cooling
Method is compared, and the present invention is a kind of method directly to causing the elevated roadway surrounding rock of airflow temperature to be lowered the temperature.
The above, the only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto,
Any those familiar with the art the invention discloses technical scope in, the change or replacement that can be readily occurred in,
All should be included within the scope of the present invention.
Claims (9)
1. a kind of thermal post_buckling roadway support cooling system, it is characterised in that：The system mainly include refrigerating plant (1), in
Airborne temperature anchor pole (2), main cooling pipeline (3), main reflux line (4), a cooling pipeline (5), a reflux line (6)；
The refrigerating plant (1) connects with main cooling pipeline (3) and main reflux line (4)；
Main cooling pipeline (3) the connection cooling pipeline (5), each hollow cooling anchor pole (2) is by a cooling pipeline in system
(5) connect with main cooling pipeline (3), and then connect with refrigerating plant (1)；
Main reflux line (4) the connection reflux line (6), each hollow cooling anchor pole (2) is by a reflux line in system
(6) connect with main reflux line (4), and then connect with refrigerating plant (1)；
The refrigerating plant (1), hollow cooling anchor pole (2), main cooling pipeline (3), main reflux line (4), a cooling pipeline (5)
And reflux line (6) connection forms loop, heat transferring medium can be in the loop interior circulation.
2. thermal post_buckling roadway support cooling system according to claim 1, it is characterised in that：The hollow cooling anchor pole
(2) mainly include hollow bolt (2-1), heat-insulated pipe (2-2), separator (2-5), return hose (2-6), cooling flexible pipe (2-7),
Heat-insulating plug (2-8) and anchor rod pallet board (2-9)；
It is internal that the heat-insulated pipe (2-2) is located at hollow bolt (2-1), and hollow bolt (2-1) inner chamber is divided into and changing by heat-insulated pipe (2-2)
Hot chamber (2-4) and back cavity (2-3), heat exchanging chamber (2-4) and back cavity (2-3) are concentric structure, and inner circle is back cavity (2-
3), cylindrical for heat exchanging chamber (2-4), heat-insulated pipe (2-2) top has heat-insulated pipe to take over a business (2-2-1) and four thermal insulation tube passage (2-2-
2), heat-insulated pipe takes over a business that (2-2-1) is affixed with hollow bolt (2-1), and four adiabatic tube passages (2-2-2) are along heat-insulated pipe (2-2) circle
Circumferential direction is uniformly distributed, and back cavity (2-3) is connected with heat exchanging chamber (2-4) by adiabatic tube passage (2-2), heat-insulated pipe (2-2) bottom
Portion is embedded in separator (2-5)；
The separator (2-5) makes heat-insulated pipe (2-2) sealed to each other with cooling flexible pipe (2-7) and return hose (2-6), and cooling is soft
The embedded separator (2-5) of pipe (2-7) and heat exchanging chamber (2-4) with connect, return hose (2-6) is embedded in separator (2-5) and flows back
Chamber (2-3) with connect.
3. thermal post_buckling roadway support cooling system according to claim 2, it is characterised in that：Described cooling pipeline
(5) connected by cooling flexible pipe (2-7) with heat exchanging chamber (2-4), a reflux line (6) passes through return hose with back cavity (2-3)
(2-6) connect, the heat transferring medium in hollow cooling anchor pole (2) can enter back cavity (2-3), and then by cooling flexible pipe (2-
7) reflux line (6) is entered.
4. thermal post_buckling roadway support cooling system according to claim 3, it is characterised in that：The main cooling pipeline
(3) it is insulated piping with main reflux line (4)；Described cooling pipeline (5), a reflux line (6), cooling flexible pipe (2-7) and
Return hose (2-6) is adiabatic flexible pipe.
5. thermal post_buckling roadway support cooling system according to claim 2, it is characterised in that：Hollow bolt (the 2-
1) external diameter is 30mm, and internal diameter is 16mm, and length is 3000mm.
6. thermal post_buckling roadway support cooling system according to claim 2, it is characterised in that：The heat-insulated pipe (2-2)
External diameter is 11mm, and internal diameter is 6mm；
Heat-insulated pipe (2-2) the roof insulation pipe takes over a business (2-2-1) a diameter of 16mm, and thickness is 50mm, adiabatic tube passage (2-2-
2) it is 60-70mm, a diameter of 3mm of adiabatic tube passage (2-2-2) with the distance at the top of heat-insulated pipe (2-2).
7. thermal post_buckling roadway support cooling system according to claim 4, it is characterised in that：The separator (2-5)
Sealed by heat-insulating plug (2-8) to space of hollow bolt (2-1) end in addition to cooling flexible pipe (2-7) and return hose (2-6),
A diameter of 16mm of separator (2-5), it is 2mm that thickness is the internal diameter of 30mm, return hose (2-6) and cooling flexible pipe (2-7), outward
Footpath is 3mm.
8. thermal post_buckling roadway support cooling system according to claim 3, it is characterised in that：The hollow cooling anchor pole
(2) anchorage style adopts full length fastening, and Anchor Agent is high thermal conductivity Anchor Agent.
9. usage right requires the thermal post_buckling roadway support of thermal post_buckling roadway support cooling system any one of 1 to 8
Cool-down method, it is characterised in that：The method comprising the steps of：
1) hollow cooling anchor pole (2) is carried out after supporting to roadway surrounding rock, and the low-temperature heat exchange medium order in refrigerating plant (1) passes through
Main cooling pipeline (3), a cooling pipeline (5) and cooling flexible pipe (2-7) are injected afterwards in hollow cooling anchor pole (2)；
2) step 1) described in the heat exchanging chamber (2-4) that enters in hollow cooling anchor pole (2) of heat transferring medium there is heat exchange with country rock；
3) with country rock there is temperature rising after heat exchange in heat transferring medium, and the heat transferring medium of intensification enters back cavity (2-3)；
4) step 3) described in heat transferring medium order by return hose (2-6), reflux line (6) and main reflux line (4)
Return afterwards and cooled down in refrigerating plant (1)；
5) the low-temperature heat exchange medium in the refrigerating plant (1) after cooling is according to step 1) to step 4) circulation drops to country rock
Temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710017712.8A CN106593511B (en) | 2017-01-10 | 2017-01-10 | A kind of thermal post_buckling roadway support cooling system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710017712.8A CN106593511B (en) | 2017-01-10 | 2017-01-10 | A kind of thermal post_buckling roadway support cooling system and method |
Publications (2)
| Publication Number | Publication Date |
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| CN106593511A true CN106593511A (en) | 2017-04-26 |
| CN106593511B CN106593511B (en) | 2019-02-15 |
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ID=58582424
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107747497A (en) * | 2017-11-30 | 2018-03-02 | 中国科学院武汉岩土力学研究所 | Heat exchange bolt-spary supports system and country rock cool-down method |
| CN108035761A (en) * | 2017-12-05 | 2018-05-15 | 中国科学院武汉岩土力学研究所 | The surface graded cool-down method of mine country rock and gradient cooling device |
| CN108087013A (en) * | 2017-12-11 | 2018-05-29 | 中国矿业大学 | A kind of mine cooling utilizes system with heat evil |
| CN109707434A (en) * | 2019-01-10 | 2019-05-03 | 西安科技大学 | A kind of movable type mine partial cooling dehumidification device |
| CN109945534A (en) * | 2019-03-07 | 2019-06-28 | 中国矿业大学(北京) | A kind of mine heat energy system and construction method |
| CN112096413A (en) * | 2020-09-22 | 2020-12-18 | 中铁二院工程集团有限责任公司 | Heat insulation and cooling system suitable for high-ground-temperature tunnel and implementation method thereof |
| CN112414194A (en) * | 2020-11-23 | 2021-02-26 | 青岛理工大学 | Equipment module, system and method for treating underground space thermal pollution |
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