CN107461951A - A kind of deep earth heart energy development approach - Google Patents
A kind of deep earth heart energy development approach Download PDFInfo
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- CN107461951A CN107461951A CN201710697065.XA CN201710697065A CN107461951A CN 107461951 A CN107461951 A CN 107461951A CN 201710697065 A CN201710697065 A CN 201710697065A CN 107461951 A CN107461951 A CN 107461951A
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- collection
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- flow
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
- F24T10/00—Geothermal collectors
- F24T10/20—Geothermal collectors using underground water as working fluid; using working fluid injected directly into the ground, e.g. using injection wells and recovery wells
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Abstract
The present invention provides a kind of deep earth heart energy development approach.The deep earth heart energy development approach of the present invention, comprises the following steps：Shaft of vertical well is established to layer is arrived at, flow in pipes and collection conduit are laid in shaft of vertical well；The Injection Level tunnel connected with flow in pipes and the collection entry connected with collection conduit are established in purpose formation interval；Purpose formation interval between Injection Level tunnel and collection entry establishes multiple circulation passages, and the entrance point and the port of export for making each circulation passage connect with Injection Level tunnel with collecting entry respectively；Intermediate liquid is injected to flow in pipes, intermediate liquid is entered multiple circulation passages through Injection Level tunnel to absorb the geothermal energy in purpose stratum, the intermediate liquid for absorbing geothermal energy is then collected from collection conduit.The method of the present invention reduces drilling hole number and ground surface platform area occupied, ensure that the porosity and permeability of hot dry rock, improves the quantum of output of geothermal energy.
Description
Technical field
The present invention relates to a kind of energy development method, and in particular to a kind of deep earth heart energy development approach.
Background technology
The problems such as with the short and high carbon emission that world energy sources supply and demand day is becoming tight and traditional energy faces, exploitation profit
Turn into the focus in energy development field with new energy.At the same time, China's earth's surface and superficial part mineral resources have been developed that mostly and
Utilize, many mining companies face the serious stern forms such as scarcity of resources, how to walk out current predicament and realize that sustainable development turns into each
Mining industry top priority.
Geothermal energy is the natural heat energy extracted by the earth's crust, lava of this energy from earth interior, and in the form of heating power
In the presence of being a kind of renewable and clean energy.Can solve current environmental pollution and energy shortage etc. using geothermal energy to ask
Topic, therefore the research and development to deep earth heart energy resource have been to be concerned by more and more people, but limited to by drilling technology, underground heat
The utilization rate of resource is still relatively low.
At present, the enhanced geothermal system of generally use (EGS) mining geothermal energy.There is sufficient temp in rock mass but permeate
Property and fluidity are poor so as to causing to produce enough heat energy come in the case of generating electricity, enhanced geothermal system passes through artificial
Improve rock mass permeability and fluidity so as to increasing output heat energy to improve generated energy.However, existing enhanced geothermal system
System generally makes intermediate liquid in the xeothermic rock stratum lateral flow of target to absorb heat by two small-bore pit shafts, and which is bored
Well quantity and ground surface platform area occupied are larger, and development cost is high, deficiency in economic performance；Particularly, which can not continue to ensure
The porosity and permeability of hot dry rock, the permeability and fluidity of rock mass can be reduced gradually, and easily stifled in the process of running
Plug, so as to which the continuous and effective exploitation of deep earth heart energy can not be realized.
The content of the invention
The present invention provides a kind of deep earth heart energy development approach, which reduces drilling hole number and ground surface platform area occupied,
The porosity and permeability of hot dry rock is ensure that, improves the quantum of output of geothermal energy.
The present invention provides a kind of deep earth heart energy development approach, comprises the following steps：
Shaft of vertical well is established to layer is arrived at, flow in pipes and collection conduit are laid in shaft of vertical well；
The Injection Level tunnel connected with flow in pipes and the collection connected with collection conduit are established in purpose formation interval
Entry；
Purpose formation interval between Injection Level tunnel and collection entry establishes multiple circulation passages, makes each
The entrance point and the port of export of circulation passage connect with Injection Level tunnel with collecting entry respectively；
Intermediate liquid is injected to flow in pipes, intermediate liquid is entered multiple circulation passages through Injection Level tunnel to absorb
Geothermal energy in purpose stratum, the intermediate liquid for absorbing geothermal energy is then collected from collection conduit.
The method of the present invention is not limited strictly purpose stratum, can be to contain the economy such as geothermal energy, shale gas, oil
The stratum of extraction value；In the concrete scheme of the present invention, the purpose stratum predominantly stratum containing geothermal energy, such as hot dry rock
(Hot Dry Rock, abbreviation HDR) etc..In addition, not limiting strictly the mode for establishing shaft of vertical well, both can directly establish
Deep shaft can also continue to establish shaft of vertical well to arriving to layer is arrived on the original pit shaft in colliery
Layer.
The deep earth heart energy development approach of the present invention establishes the collection of the shaft of vertical well progress geothermal energy of a bite major diameter, and
And by establishing Injection Level tunnel, collecting entry and multiple circulation passages, enable intermediate liquid in formation at target locations
Vertical and horizontal flow, and which can reduce drilling hole number and ground surface platform area occupied, enable old mine secondary development
So as to walk out scarcity of resources predicament；Particularly, formation at target locations is turned on and ruptured by establishing multiple circulation passages, improved
And the permeability and fluidity of formation at target locations are ensure that, the permeability and fluidity of formation at target locations will not be reduced gradually, transported
It is not easy to result in blockage during row, it is achieved thereby that the continuous and effective exploitation of deep earth heart energy, greatly improved the production of geothermal energy
Output, and reduce the development cost of deep earth heart energy.
In the present invention, shaft of vertical well is the main inlet and outlet on the sensible ground in purpose stratum, flow in pipes and collection conduit
It can be laid in the shaft of vertical well；Shaft of vertical well is not limited strictly, as long as being easy to practical operation.Wherein, vertical
The diameter of pit shaft can be 3-10m；In addition, the vertical depth of shaft of vertical well can be determined by the depth on purpose stratum, such as can be with
For more than 5000m.
In the present invention, flow in pipes is used to inject intermediate liquid, and collection conduit is used to collect the medium for absorbing geothermal energy
Liquid；Flow in pipes and the set-up mode of collection conduit are not limited strictly, as long as flow in pipes and each circulation can be made
The entrance point connection of passage, and connect collection conduit and the port of export of each circulation passage.
In one embodiment, flow in pipes and collection conduit can be laid in shaft of vertical well, flow in pipes passes through note
The entrance point for entering entry with each circulation passage connects, and collection conduit is by collecting entry and each circulation passage
The port of export connects.
In another embodiment, can also make flow in pipes extend to Injection Level tunnel and with each circulation passage
Entrance point connects, and extends to collection conduit and collect entry and connected with the port of export of each circulation passage；Now, note
Enter pipeline and collection conduit directly to connect with each circulation passage.
It is understood that the end of flow in pipes has inlet, the end of collection conduit has collection port；Ascending pipe
The inlet in road and the collection port of collection conduit can be located in same level.In addition, to flow in pipes and collection conduit
Material does not limit strictly, such as can be made of high temperature resistant, high pressure and corrosion resistant heat-barrier material.
In the present invention, Injection Level tunnel is used to connect flow in pipes and the entrance point of each circulation passage, collects
Entry is used to connect collection conduit and the port of export of each circulation passage；To Injection Level tunnel and collect entry
Set-up mode do not limit strictly, as long as the intermediate liquid for being easy to flow through multiple circulation passages absorbs the ground in purpose stratum
Heat energy.It is understood that Injection Level tunnel and collection entry can be horizontal and are arranged at intervals, Injection Level lane
Road and collection entry can be separately positioned on flow in pipes and the port of export of collection conduit.
Specifically, the width of Injection Level tunnel and collection entry can be respectively 1-7m, highly can be respectively
1-7m；In addition, to Injection Level tunnel and collect entry section configuration do not limit strictly, such as can be rectangle,
The trapezoidal, shape of a hoof, arch, circle, ellipse etc..
In the present invention, multiple circulation passages flow through for intermediate liquid and absorb the geothermal energy in purpose stratum；To more
The set-up mode of individual circulation passage does not limit strictly, if its reasonable layout in purpose stratum so as to effectively absorbing mesh
Stratum in geothermal energy, such as can be arranged in array way Injection Level tunnel and collect entry between mesh
Stratum in.
The present invention is not limited strictly the set-up mode of the circulation passage, and circulation passage for example can be drilling, this
When intermediate liquid directly circulate in the borehole；It is possible to further set thermal conductive pipe in the borehole, the now thermal conductive pipe structure
Into circulation passage.The material of thermal conductive pipe is not limited strictly, such as high intensity, high temperature resistant, high pressure resistant, corrosion resistant can be used
Erosion and the material of good heat conductivity.
Further, the cross sectional shape of circulation passage can be that circular and diameter can be 10-300mm；In addition, adjacent flow
Spacing between circulation passage can be 0.2-1.5m.
The present invention is not limited strictly the intermediate liquid of use, as long as being easy to absorb geothermal energy in purpose stratum i.e.
Can, such as can be water etc..In the method for the invention, flow in pipes, circulation passage and collection conduit form endless tube, on ground
Power plant may make up a path for making intermediate liquid constantly circulate when being connected with purpose stratum, by injecting matchmaker to flow in pipes
Jie's liquid, intermediate liquid is set to enter multiple circulation passages through Injection Level tunnel to absorb geothermal energy under pressure, then
The intermediate liquid for absorbing geothermal energy is collected from collection conduit used in the mankind, realizes the continuous and effective exploitation of deep earth heart energy.
The implementation of the present invention, at least has the advantage that：
1st, the present invention carries out the collection of geothermal energy by establishing the shaft of vertical well of a bite major diameter, and the shaft of vertical well can be
Continue to establish on the basis of the original pit shaft in colliery, both reduced drilling hole number and ground surface platform area occupied, additionally it is possible to make old ore deposit
Well carries out secondary development so as to walk out scarcity of resources predicament.
2nd, the present invention enables intermediate liquid by establishing Injection Level tunnel, collecting entry and multiple circulation passages
Enough vertical and horizontal in formation at target locations are flowed, and the permeability and fluidity of formation at target locations will not be reduced gradually, and run
During be not easily blocked.
3rd, method of the invention is easy to implement, and it improves and ensure that the permeability and fluidity of formation at target locations, realizes
Deep earth heart can continuous and effective exploitation, reduce the discharge of pernicious gas, the quantum of output and hair of geothermal energy greatly improved
Electrical efficiency, reduce the development cost of deep earth heart energy.
Brief description of the drawings
Fig. 1 is the schematic diagram of the deep earth heart energy development approach of an embodiment of the present invention；
Fig. 2 is the schematic diagram of the deep earth heart energy development approach of another embodiment of the present invention.
Description of reference numerals：
1：Shaft of vertical well；2：Flow in pipes；21：Inlet；3：Collection conduit；31：Collection port；4：Injection Level tunnel；
5：Collect entry；6：Drilling；7：Thermal conductive pipe；8：Purpose stratum；9：Ground.
Embodiment
To make the object, technical solutions and advantages of the present invention clearer, accompanying drawing and implementation below in conjunction with the present invention
Example, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is the present invention
Part of the embodiment, rather than whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not having
The every other embodiment obtained under the premise of creative work is made, belongs to the scope of protection of the invention.
Embodiment 1
As shown in figure 1, the deep earth heart energy development approach of the present embodiment, comprises the following steps：
1st, shaft of vertical well, laying flow in pipes and collection conduit are established
The well of the present embodiment is the vertical in mining, and it is big empty that power generation operation platform is located at parking lot of ground 9 or underground etc.
Between in, purpose stratum 8 is hot dry rock, and the vertical depth on purpose stratum 8 is 5000m or so.
The shaft of vertical well 1 of an a diameter of 3-10 rice is opened to underground drilling using mining method of well construction, until vertical depth is
5000m or so, now the bottom of shaft of vertical well 1 arrive at layer 8；After building up shaft of vertical well 1, in shaft of vertical well 1 along
Shaft in wall lays flow in pipes 2 and collection conduit 3, and flow in pipes 2 and collection pipeline 3 use high temperature resistant, high pressure resistant and resistance to
The heat-barrier material of corrosion is made.
2nd, establish Injection Level tunnel and collect entry
Horizontal and spaced Injection Level is being established positioned at the purpose stratum of flow in pipes 2 and the end of collection conduit 3
Tunnel 4 and collection entry 5, make Injection Level tunnel 4 be connected with flow in pipes 2, while make collection entry 5 with collecting
Pipeline 3 connects.
Wherein, the end of flow in pipes 2 has inlet 21, and the end of collection conduit 3 has collection port 31；Flow in pipes
2 inlet 21 and the collection port 31 of collection conduit 3 are spaced apart and in the same level.
Injection Level tunnel 4 and the section configuration for collecting entry 5 can be rectangle, the trapezoidal, shape of a hoof, arch, circle
Shape or ellipse；Also, Injection Level tunnel 4 and the width for collecting entry 5 can be respectively 1-7m, can highly distinguish
For 1-7m.
3rd, circulation passage is established
Injection Level tunnel 4 and collect entry 5 between purpose stratum 8 drilled, the drilling 6 of formation it is straight
Footpath can be 10-300mm, so as to form multiple spaced circulation passages；Wherein, the entrance point of each drilling 6 and outlet
End connects with Injection Level tunnel 4 with collecting entry 5 respectively, and the spacing between adjacent drilling 6 can be 0.2-1.5m.
4th, mining geothermal energy
Intermediate liquid (such as water) is injected into flow in pipes 2 from power generation operation platform, intermediate liquid acts in pressure
Layer is arrived at by the inlet 21 of flow in pipes 2 down and enters horizontal injection tunnel 4, intermediate liquid is filling horizontal note
After entering tunnel 4, each drilling 6 is flowed through under pressure so as to absorb geothermal energy, and reach and collect entry 5, medium liquid
Body enters collection conduit 3 after collection entry 5 is filled by collection port 31, so as to carry the intermediate liquid of geothermal energy
Ground is delivered to be generated electricity.
So circulation, the geothermal energy on purpose stratum 8 are constantly taken to ground and generated electricity, it is achieved thereby that geothermal energy
Sustainable utilization.
Embodiment 2
As shown in Fig. 2 the deep earth heart energy development approach of the present embodiment, comprises the following steps：
1st, shaft of vertical well, laying flow in pipes and collection conduit are established
The well of the present embodiment is the vertical in mining, and power generation operation platform is located at the large spaces such as the parking lot of ground or underground
In, purpose stratum 8 is hot dry rock, and the vertical depth on purpose stratum 8 is 5000m or so.
The shaft of vertical well of an a diameter of 3-10 rice is opened to underground drilling using mining method of well construction, until vertical depth is
5000m or so, now the bottom of shaft of vertical well arrive at layer；After building up shaft of vertical well, along pit shaft in shaft of vertical well
Inwall lays flow in pipes 2 and collection conduit 3, and flow in pipes 2 and collection pipeline 3 use high temperature resistant, high pressure resistant and corrosion-resistant
Heat-barrier material be made.
2nd, establish Injection Level tunnel and collect entry
Horizontal and spaced Injection Level is being established positioned at the purpose stratum 8 of flow in pipes 2 and the end of collection conduit 3
Tunnel and collection entry, flow in pipes 2 extend to Injection Level tunnel and connected with the entrance point of each circulation passage, receive
Collection pipeline 3, which extends to, to be collected entry and is connected with the port of export of each circulation passage.
Wherein, the end of flow in pipes 2 has inlet 21, and the end of collection conduit 3 has collection port 31；Flow in pipes
2 inlet 21 and the collection port 31 of collection conduit 3 are spaced apart and in the same level.
Injection Level tunnel and the section configuration for collecting entry can be rectangle, the trapezoidal, shape of a hoof, arch, circle
Or ellipse；Also, Injection Level tunnel and the width for collecting entry can be respectively 1-7m, highly can be respectively 1-
7m。
3rd, circulation passage is established
Purpose stratum 8 between Injection Level tunnel and collection entry is drilled, then in each drilling
Thermal conductive pipe 7 is set, and the diameter of thermal conductive pipe 7 can be 10-300mm, so as to form multiple spaced circulation passages, lead
Hot channel 7 can use high intensity, high temperature resistant, high pressure resistant, corrosion-resistant and good heat conductivity material to be made.
Wherein, the entrance point of each thermal conductive pipe 7 and the port of export connect with Injection Level tunnel with collecting entry respectively
Logical, the spacing between adjacent thermal conductive pipe 7 can be 0.2-1.5m.
4th, mining geothermal energy
Intermediate liquid (such as water) is injected into flow in pipes 2 from power generation operation platform, intermediate liquid acts in pressure
Layer is arrived at by the inlet 21 of flow in pipes 2 down and enters horizontal injection tunnel, intermediate liquid is filling horizontal note
After entering tunnel, each thermal conductive pipe 7 is flowed through under pressure so as to absorb geothermal energy, and reach collection entry, medium
Liquid enters collection conduit 3 after collection entry is filled by collection port 31, so as to carry the medium liquid of geothermal energy
Body is delivered to ground and generated electricity.
So circulation, the geothermal energy on purpose stratum 8 are constantly taken to ground and generated electricity, it is achieved thereby that geothermal energy
Sustainable utilization.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of deep earth heart energy development approach, it is characterised in that comprise the following steps：
Shaft of vertical well is established to layer is arrived at, flow in pipes and collection conduit are laid in shaft of vertical well；
The Injection Level tunnel connected with flow in pipes is established in purpose formation interval and the collection connected with collection conduit is horizontal
Tunnel；
Purpose formation interval between Injection Level tunnel and collection entry establishes multiple circulation passages, makes each circulation
The entrance point and the port of export of passage connect with Injection Level tunnel with collecting entry respectively；
Intermediate liquid is injected to flow in pipes, intermediate liquid is entered multiple circulation passages through Injection Level tunnel to absorb purpose
Geothermal energy in stratum, the intermediate liquid for absorbing geothermal energy is then collected from collection conduit.
2. deep earth heart energy development approach according to claim 1, it is characterised in that the flow in pipes extends to described
Injection Level tunnel simultaneously connects with the entrance point of each circulation passage, and the collection conduit extends to the collection entry simultaneously
Connected with the port of export of each circulation passage.
3. deep earth heart energy development approach according to claim 1, it is characterised in that the circulation passage is drilling.
4. deep earth heart energy development approach according to claim 1, it is characterised in that the circulation passage is heat conducting pipe
Road.
5. deep earth heart energy development approach according to any one of claims 1 to 4, it is characterised in that the shaft of vertical well
A diameter of 3-10m.
6. deep earth heart energy development approach according to any one of claims 1 to 4, it is characterised in that the Injection Level lane
Road and the width for collecting entry are 1-7m, are highly 1-7m.
7. deep earth heart energy development approach according to any one of claims 1 to 4, it is characterised in that the Injection Level lane
Road and the section configuration for collecting entry are rectangle, the trapezoidal, shape of a hoof, arch, circle or ellipse.
8. deep earth heart energy development approach according to any one of claims 1 to 4, it is characterised in that the circulation passage
Cross sectional shape is circular and a diameter of 10-300mm.
9. deep earth heart energy development approach according to any one of claims 1 to 4, it is characterised in that adjacent circulation passage it
Between spacing be 0.2-1.5m.
10. deep earth heart energy development approach according to any one of claims 1 to 4, it is characterised in that the flow in pipes
The collection port of inlet and the collection conduit is located in same level.
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| CN201710697065.XA CN107461951A (en) | 2017-08-15 | 2017-08-15 | A kind of deep earth heart energy development approach |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110030745A (en) * | 2019-01-12 | 2019-07-19 | 力软科技(美国)有限责任公司 | A kind of geothermal exploitation system and its construction method |
| CN110887255A (en) * | 2018-09-10 | 2020-03-17 | 安徽华斯源新能源科技有限公司 | Geothermal energy development method |
| CN111174451A (en) * | 2020-01-08 | 2020-05-19 | 中国矿业大学(北京) | Open type waste mine energy storage circulation system |
| CN113027528A (en) * | 2021-04-26 | 2021-06-25 | 栗恒 | Underground energy storage and energy utilization method for abandoned mine |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4200152A (en) * | 1979-01-12 | 1980-04-29 | Foster John W | Method for enhancing simultaneous fracturing in the creation of a geothermal reservoir |
| CN1179206A (en) * | 1995-01-27 | 1998-04-15 | 艾恩纳·兰格塞特 | Hole in ground for transfer of geothermal energy to energy corrying liquid and method for production of the hole |
| CN204252967U (en) * | 2014-11-28 | 2015-04-08 | 吉林大学 | Hot dry rock multi cycle heating system |
| US20150300327A1 (en) * | 2012-05-09 | 2015-10-22 | Halliburton Energy Services, Inc. | Enhanced Geothermal Systems and Methods |
| CN106704123A (en) * | 2017-01-12 | 2017-05-24 | 大连理工大学 | Geothermal exploitation system and construction method thereof |
| CN206419171U (en) * | 2017-01-12 | 2017-08-18 | 大连理工大学 | A kind of geothermal exploitation system |
-
2017
- 2017-08-15 CN CN201710697065.XA patent/CN107461951A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4200152A (en) * | 1979-01-12 | 1980-04-29 | Foster John W | Method for enhancing simultaneous fracturing in the creation of a geothermal reservoir |
| CN1179206A (en) * | 1995-01-27 | 1998-04-15 | 艾恩纳·兰格塞特 | Hole in ground for transfer of geothermal energy to energy corrying liquid and method for production of the hole |
| US20150300327A1 (en) * | 2012-05-09 | 2015-10-22 | Halliburton Energy Services, Inc. | Enhanced Geothermal Systems and Methods |
| CN204252967U (en) * | 2014-11-28 | 2015-04-08 | 吉林大学 | Hot dry rock multi cycle heating system |
| CN106704123A (en) * | 2017-01-12 | 2017-05-24 | 大连理工大学 | Geothermal exploitation system and construction method thereof |
| CN206419171U (en) * | 2017-01-12 | 2017-08-18 | 大连理工大学 | A kind of geothermal exploitation system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110887255A (en) * | 2018-09-10 | 2020-03-17 | 安徽华斯源新能源科技有限公司 | Geothermal energy development method |
| CN110030745A (en) * | 2019-01-12 | 2019-07-19 | 力软科技(美国)有限责任公司 | A kind of geothermal exploitation system and its construction method |
| CN111174451A (en) * | 2020-01-08 | 2020-05-19 | 中国矿业大学(北京) | Open type waste mine energy storage circulation system |
| CN113027528A (en) * | 2021-04-26 | 2021-06-25 | 栗恒 | Underground energy storage and energy utilization method for abandoned mine |
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Application publication date: 20171212 |