CN209623133U - Across the season geothermal energy development system of sustainable use - Google Patents
Across the season geothermal energy development system of sustainable use Download PDFInfo
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- CN209623133U CN209623133U CN201920238875.3U CN201920238875U CN209623133U CN 209623133 U CN209623133 U CN 209623133U CN 201920238875 U CN201920238875 U CN 201920238875U CN 209623133 U CN209623133 U CN 209623133U
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- 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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Abstract
The utility model proposes a kind of across the season geothermal energy development systems of sustainable use, it include: geothermal well, underground outer tube, switchably hot well is every envelope, insulation casing, down-hole inner tube, multi-stage board is changed, heat pump, user, cyclic water tank, renewable heat source, gradient utilization system circulating pump, across season not hot systems circulating pump, summer cooling system circulation pump and multiple valves, wherein, switchably hot well is arranged between the low-temperature space of geothermal reservoir and high-temperature region every envelope, by being switched over to switchably hot well every envelope, across the season geothermal energy development system of sustainable use is set to enter different energy development modes.The utility model has a wide range of application, longterm operating economy is good, environmental benefit is significant; the problems such as thoroughly solving small underground heat individual well energy supply, long-time service heat decay; and the heat source stability and economic optimum of geothermal energy utilization are improved, the sustainability of geothermal energy resources is protected while exploitation of geothermal energy.
Description
Technical field
The utility model relates to energy technology field, in particular to across the season geothermal energy development system of a kind of sustainable use
System.
Background technique
Across the season geothermal energy development technology of sustainable use is mainly used in geothermal energy development using industry, including underground heat
The related fields of the combinations such as fields and the geothermal energies such as energy heat supply, refrigeration and plantation aquaculture.
Currently, geothermal energy exploitation heat supply is mainly utilized to two kinds of forms of well and individual well, and individual well is adopted heat using mainly and do not adopted
The form of water, it is this to be limited to local Geothermal Conditions, individual well producing capacity direct relation individual well power capability.Expand at present single
The measure of well power capability mainly has conventional geothermal energy cascade utilization, using equipment such as gas fired-boiler, electric boilers into peak shaving
It provides multiple forms of energy to complement each other, wherein the equipment peak shaving such as geothermal energy cascade utilization and gas fired-boiler, electric boiler is provided multiple forms of energy to complement each other, and is needed to increase and is
System investment and equipment operating cost, directly affect economy.
A kind of system for making Cooling and Heat Source using the hot heat exchanging holes of mid-deep strata interference-free rock is proposed in presently relevant technology, it should
System includes the refrigeration outer tube being arranged in the hot heat exchanging holes of ground rock, is provided with middle tube in the outer tube that freezes, is provided in middle tube
Central tube, the bottom end for the outer tube that freezes are in cold source region lower surface position, and the bottom end for the outer tube that freezes connects outer connection tube, middle tube
Bottom end connect the top of cold and hot converter, the bottom end of cold and hot converter passes through interior connection tube connection heating heat exchanger tube, central tube
It is through to the bottom of heating heat exchanger tube, and is connected in heating heat exchange bottom of the tube, the bottom end stable connection cone of heat exchanger tube, institute are heated
The side for stating cold and hot converter is provided with the flow-out hole being connected with refrigeration outer tube, has between the outer connection tube and interior connection tube close
Seal ring and cold and hot converter are located at the top of sealing ring, and the top of the refrigeration outer tube is provided with each three mouthfuls of points of water with valve
Device is connected to water return outlet and middle tube all the way, all the way connection refrigeration water outlet and refrigeration outer tube, another way connection heating water outlet with
Central tube, to form the cold and hot converter of water return outlet-middle tube-- refrigeration outer tube-refrigeration water outlet cold source benefit in summer
With circuit, the interior connection tube of the cold and hot converter-of water return outlet-middle tube-- heating heat exchanger tube-central tube-system is formed in winter
The heat source of hot water outlet utilizes circuit.Work as however, the system has the drawback that system power capability high degree depends on
Ground geothermal energy resources can not expand application range；Ground temperature is gradually reduced during winter energy supply, but summer is only for 0~1000
Soil horizon heat injection in rice, long-time service will lead to individual well power capability and decline year by year.
It also proposed a kind of solar energy and geothermal energy assistant centralized heating system, the heating system in presently relevant technology
Including heat source, absorption heat pump, heat user, solar thermal collector, underground pipe, several water circulating pumps and various connecting lines and
Attachment carrys out the heat supply network high-temperature-hot-water driving absorption heat pump of self-heat power, using soil source as the low level of absorption heat pump heat
Source, absorption heat pump evaporator are connected with underground pipe, heating agent from soil absorb heat the heat release into absorption heat pump evaporator；It is adopting
Warm period solar thermal collector is made as heating system auxiliary thermal source and underground pipe combined heat in non-heating period solar thermal collector
The balance between revenue and expenditure of soil thermal energy is maintained to restore underground pipe surrounding soil temperature for recharge heat source；The return water of secondary heat supply network is logical
It crosses after absorption heat pump is heated and is sent by secondary heat supply network to heat user.However, the system has the drawback that the system is main
By heat supply network heat supply, the energy of geothermal energy and solar energy is only used as auxiliary thermal source, is not energy supply source；The geothermal energy that system utilizes
The buried heat pipe of shallow-layer is only related to, mid-deep strata terrestrial heat utilization system can not be extended to, do not make full use of geothermal energy resources.
Utility model content
The utility model aims to solve at least one of above-mentioned technical problem.
For this purpose, the purpose of this utility model is that propose a kind of across the season geothermal energy development system of sustainable use, it should
System has a wide range of application, longterm operating economy is good, environmental benefit is significant, thoroughly solves underground heat individual well and energizes small, long-time service
The problems such as heat decay, and the heat source stability and economic optimum of geothermal energy utilization are improved, while exploitation of geothermal energy
Protect the sustainability of geothermal energy resources.
To achieve the goals above, the utility model proposes a kind of across the season geothermal energy development systems of sustainable use
System, comprising: geothermal well, underground outer tube, switchably hot well changed every envelope, insulation casing, down-hole inner tube, multi-stage board, heat pump, use
Family, cyclic water tank, renewable heat source, gradient utilization system circulating pump, across season, hot systems circulating pump, summer cooling system are not followed
Ring pump and multiple valves, the multi-stage board changes, heat pump, user, cyclic water tank, renewable heat source, gradient utilization system circulating pump,
Across season, hot systems circulating pump, summer cooling system circulation pump are not selectively connected by the multiple valve, wherein described
Switchably hot well every envelope be arranged between the low-temperature space of geothermal reservoir and high-temperature region, by the switchably hot well every envelope
It switches over, across the season geothermal energy development system of the sustainable use is made to enter different energy development modes.
In addition, according to across the season geothermal energy development system of the above-mentioned sustainable use of the utility model can also have as
Under additional technical characteristic:
In some instances, the different energy development mode includes at least: winter provides multiple forms of energy to complement each other heat supply mode, summer
Cooling mode and cross-season heat-storing mode.
When in some instances, in winter, the switchably hot well is opened every envelope, in the underground outer tube and jacket
The access by well head to shaft bottom is formed between pipe, recirculated water can recycle in entire well；In summer, the changeable underground heat
Well is closed every envelope, and the geothermal well is divided into upper layer and lower layer, and recirculated water is only capable of in the switchably hot well every being sealed to well head
Between region circulation.
In some instances, it provides multiple forms of energy to complement each other under heat supply mode in the winter, will be recycled using the cyclic water tank potential energy
Water injects in the heat transfer space formed between the underground outer tube and insulation casing, extracts geothermal reservoir heat by sufficiently exchanging heat
Amount, the hot water after heat exchange, which prolongs the down-hole inner tube and is sent to multi-stage board, to be changed, and changes through the multi-stage board and heat pump heat exchanging supplies user
Heat.
In some instances, the multi-stage board is changed to change including at least the first step and be changed with the second step, first step
Tail water after changing primary side heat exchange is changed after improving supply water temperature into second step by the renewable heat source heating
In the cascade utilization circulation of heat pump, the tail water after second step changes sufficiently heat exchange is recycled to the cyclic water tank,
It reenters the geothermal well and carries out cycle heat exchange.
In some instances, under the summer cooling mode, using the low-temperature space of geothermal reservoir as user's cooling supply
The heat of the cold source of circulation, the user is injected by the down-hole inner tube, flows through the switchably hot well every envelope, described exhausted
It exchanges heat between thermal sleeve and the underground outer tube, the cold water after heat exchange is again to user's cooling supply.
In some instances, under the cross-season heat-storing mode, the renewable heat source is injected from the down-hole inner tube,
The switchably hot well is flowed through to exchange heat between the insulation casing and the underground outer tube every envelope, heat is given
Geothermal reservoir low-temperature space.
In some instances, the opening time and period of the cross-season heat-storing mode can be according to the renewable heat sources
Type determine.
In some instances, the overlay area of cross-season heat-storing is determined according to the highest heat supply temperature of the renewable heat source
Regional depth.
In some instances, the renewable heat source includes at least one of solar energy, wind energy, biomass energy.
Across the season geothermal energy development system of sustainable use according to the present utility model, has the following beneficial effects:
(1) heat supply and cooling supply function are realized by individual well, realizes the very big limit exploitation of individual well ability, reduces just throwing
Money and operating cost have splendid economy.
(2) underground heat transfer technology is used, takes heat not fetch water, comprehensively utilizes renewable heat source, including giving full play to geothermal energy
The significant environmental benefit of renewable energy.
(3) introduce renewable heat source and carry out cross-season heat-storing, and the quality according to renewable energy divided low-temperature space and
High-temperature region improves the recovery capability of geothermal gradient, protects the long-term sustainable utilizing status of geothermal energy resource, ensure that energy
The safety and stability of source supply.
(4) renewable heat source is replenished in gradient utilization system, by providing multiple forms of energy to complement each other whole efficiency of energy utilization
It improves, to improve the economic benefit of project development operation.
(5) freedom of the diversity and point of penetration of recoverable heat Source Type, greatly improve geothermal energy development can
The scope of application facilitates the popularization and application of geothermal energy so that geothermal energy development is no longer limited by single geothermal energy resources.
The additional aspect and advantage of the utility model will be set forth in part in the description, partially will be from following description
In become obvious, or recognized by the practice of the utility model.
Detailed description of the invention
The above-mentioned and/or additional aspect and advantage of the utility model from the description of the embodiment in conjunction with the following figures will
Become obvious and be readily appreciated that, in which:
Fig. 1 is the structure according to across the season geothermal energy development system of the sustainable use of the utility model one embodiment
Schematic diagram.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " are used for description purposes only, and should not be understood as instruction or
Imply relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Below in conjunction with attached drawing description according to across the season geothermal energy development system of the sustainable use of the utility model embodiment
System.
Fig. 1 is the structure according to across the season geothermal energy development system of the sustainable use of the utility model one embodiment
Schematic diagram.As shown in Figure 1, across the season geothermal energy development system of the sustainable use include: geothermal well 1, underground outer tube 2, can
Switching geothermal well changes every envelope 3, insulation casing 4, down-hole inner tube 5, multi-stage board, heat pump 8, user 9, cyclic water tank 10, recoverable heat
Source 11, gradient utilization system circulating pump 12, across season, hot systems circulating pump 13, summer cooling system circulation do not pump 14 and multiple valves
Door.Multi-stage board changes, heat pump 8, user 9, cyclic water tank 10, renewable heat source 11, gradient utilization system circulating pump 12, across season not
Hot systems circulating pump 13, summer cooling system circulation pump 14 are selectively connected by multiple valves, wherein switchably hot well
It is arranged between the low-temperature space of geothermal reservoir and high-temperature region every envelope 3, by switching over to switchably hot well every envelope 3, making can
Across the season geothermal energy development system of sustainable utilization enters different energy development modes.
In the example depicted in fig. 1, multi-stage board is changed with heat pump 8, gradient utilization system circulating pump 12, across season not hot systems
Circulating pump 13, summer cooling system circulation pump 14 etc. constitute cascaded utilization of energy system, underground outer tube 2 and down-hole inner tube and absolutely
Thermal sleeve 4 constitutes underground heat-exchange system.Multiple valves include at least valve 15 to valve 22.
In one embodiment of the utility model, different energy development modes is included at least: winter provides multiple forms of energy to complement each other confession
Heat pattern, summer cooling mode and cross-season heat-storing mode.
As previously mentioned, the switching of different energy sources development mode between the low-temperature space and high-temperature region of geothermal reservoir mainly by setting
Set switchably hot well every envelope 3.When in winter, switchably hot well is opened every envelope 3, between underground outer tube 2 and insulation casing 4
The access by well head to shaft bottom is formed, recirculated water can recycle in entire well；In summer, switchably hot well is closed every envelope 3
It closes, geothermal well 1 is divided into upper layer and lower layer, recirculated water is only capable of recycling in switchably hot well every envelope 3 to the region between well head.
It in one embodiment of the utility model, provides multiple forms of energy to complement each other under heat supply mode in winter, utilizes underground heat transfer technology
Geothermal reservoir heat is extracted, in conjunction with renewable heat source 11, is heated through gradient utilization system to user 9, such as according to solid line in Fig. 1
Arrow circulation carries out.It specifically, will be between recirculated water injection well lower outer pipe 2 and insulation casing 4 using the potential energy of cyclic water tank 10
In the heat transfer space of formation, extract geothermal reservoir heat by sufficiently exchanging heat, the hot water after heat exchange prolong down-hole inner tube 5 be sent to it is more
Step changes, and changes and heat exchange supply 9 heat of user of heat pump 8 through multi-stage board.
Wherein, as shown in Figure 1, multi-stage board change for example, at least include but is not limited to the first step change 6 and second step change 7,
The tail water that first step changes after the heat exchange of 6 primary sides is heated by renewable heat source 11, enters back into the second level after improving supply water temperature
Plate change 7 and heat pump 8 cascade utilization circulation in, can be superimposed in this way utilize geothermal energy and open regeneration heat source 11 energy improve supply
Heat, the tail water after the second step changes 7 abundant heat exchange are recycled to cyclic water tank 10, reenter geothermal well and carry out circulating picture-changing
Heat.It should be noted that in example shown in FIG. 1 multi-stage board change only comprising the first step change 6 and second step change 7, however it is real
Border can increase the quantity that plate changes according to resource situation.
In one embodiment of the utility model, under summer cooling mode, using the low-temperature space of geothermal reservoir as use
For the cold source of SAPMAC method, the heat of user 9 injects by down-hole inner tube 5 at family, flows through switchably that hot well is every envelope 3, in insulation casing 4
It exchanges heat between underground outer tube 2, the cold water after heat exchange is again to 9 cooling supply of user.
In one embodiment of the utility model, in addition to Winter heat supply, renewable heat source can be used and carry out across season
Save heat accumulation.Under cross-season heat-storing mode, renewable heat source 11 from down-hole inner tube 5 inject, flow through switchably hot well every envelope 3,
It exchanges heat between insulation casing 4 and underground outer tube 2, heat is given into geothermal reservoir low-temperature space, to make up due to winter
Decline for thermogenetic ground temperature, restores geothermal reservoir temperature, achieve the effect that geothermal energy sustainable use.
Wherein, the opening time and period of cross-season heat-storing mode can determine according to the type of renewable heat source 11.Example
It is opened as solar energy heat-storage can choose lighting effect good period.
In one embodiment of the utility model, renewable heat source 11 is including at least in solar energy, wind energy, biomass energy
One kind.
In one embodiment of the utility model, cross-season heat-storing is determined according to the highest heat supply temperature of renewable heat source
Overlay area regional depth.Specifically, the low-temperature space of geothermal reservoir is herein also as the main region of cross-season heat-storing
Domain, which will determine according to the highest heat supply temperature of renewable heat source 11, select the underground of matched temperature
Depth.
To sum up, across the season geothermal energy development system of the sustainable use of the utility model embodiment mainly includes underground heat
Well, renewable heat source, cascaded utilization of energy system (plate changes+heat pump system), switchably hot well every envelope, underground heat-exchange system
(geothermal well underground outer tube+geothermal well down-hole inner tube+insulation casing) etc., renewable heat source is combined with geothermal energy, by across
Season heat-storing, provide multiple forms of energy to complement each other, cascaded utilization of energy by traditional geothermal energy energy supply technical effect promoted, expand the economy of Well Development
Benefit；Overall system design can be appointed using selectable design, the point of penetration of renewable heat source can be switched according to user demand
Meaning determines, improves the flexibility used；The type for opening regeneration heat source can be improved according to project local resources unrestricted choice
The use scope of future exploitation；The systemic hierarchial of geothermal energy cascade utilization can be adjusted according to actual needs.That is, the sustainable benefit
Across season geothermal energy development system has a wide range of application, longterm operating economy is good, environmental benefit is significant, thoroughly solves underground heat
Individual well energy supply is small, the problems such as heat decay is used for a long time, and improves the heat source stability and economic optimum of geothermal energy utilization,
The sustainability of geothermal energy resources is protected while exploitation of geothermal energy, is suitable for that a wide range of exploitation promotes and applies.
According to across the season geothermal energy development system of the sustainable use of the utility model embodiment, have following beneficial to effect
Fruit:
(1) heat supply and cooling supply function are realized by individual well, realizes the very big limit exploitation of individual well ability, reduces just throwing
Money and operating cost have splendid economy.
(2) underground heat transfer technology is used, takes heat not fetch water, comprehensively utilizes renewable heat source, including giving full play to geothermal energy
The significant environmental benefit of renewable energy.
(3) introduce renewable heat source and carry out cross-season heat-storing, and the quality according to renewable energy divided low-temperature space and
High-temperature region improves the recovery capability of geothermal gradient, protects the long-term sustainable utilizing status of geothermal energy resource, ensure that energy
The safety and stability of source supply.
(4) renewable heat source is replenished in gradient utilization system, by providing multiple forms of energy to complement each other whole efficiency of energy utilization
It improves, to improve the economic benefit of project development operation.
(5) freedom of the diversity and point of penetration of recoverable heat Source Type, greatly improve geothermal energy development can
The scope of application facilitates the popularization and application of geothermal energy so that geothermal energy development is no longer limited by single geothermal energy resources.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is contained at least one embodiment or example of the utility model.In the present specification, to the schematic table of above-mentioned term
Stating may not refer to the same embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be
It can be combined in any suitable manner in any one or more embodiment or examples.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that:
These embodiments can be carried out with a variety of variations, modification, replacement in the case where not departing from the principles of the present invention and objective
And modification, the scope of the utility model is by claim and its equivalent limits.
Claims (10)
1. a kind of across the season geothermal energy development system of sustainable use characterized by comprising geothermal well, underground outer tube, can
Switching geothermal well changed every envelope, insulation casing, down-hole inner tube, multi-stage board, heat pump, user, cyclic water tank, renewable heat source, step
Using system circulation pump, across season not hot systems circulating pump, summer cooling system circulation pump and multiple valves, the multi-stage board
Change, heat pump, user, cyclic water tank, renewable heat source, gradient utilization system circulating pump, across season not hot systems circulating pump, summer
Cold supply system circulating pump is selectively connected by the multiple valve, wherein
The switchably hot well every envelope be arranged between the low-temperature space of geothermal reservoir and high-temperature region, by it is described switchably
Hot well is switched over every envelope, and across the season geothermal energy development system of the sustainable use is made to enter different energy development moulds
Formula.
2. across the season geothermal energy development system of sustainable use according to claim 1, which is characterized in that the difference
Energy development mode include at least: winter provides multiple forms of energy to complement each other heat supply mode, summer cooling mode and cross-season heat-storing mode.
3. across the season geothermal energy development system of sustainable use according to claim 2, which is characterized in that in winter
When, the switchably hot well is opened every envelope, is formed between the underground outer tube and insulation casing by the logical of well head to shaft bottom
Road, recirculated water can recycle in entire well；In summer, the switchably hot well is closed every envelope, by the geothermal well point
Upper layer and lower layer are divided into, recirculated water is only capable of recycling in the switchably hot well every the region being sealed between well head.
4. across the season geothermal energy development system of sustainable use according to claim 2 or 3, which is characterized in that in institute
It states winter to provide multiple forms of energy to complement each other under heat supply mode, recirculated water is injected into the underground outer tube and jacket using the cyclic water tank potential energy
In the heat transfer space formed between pipe, geothermal reservoir heat is extracted by sufficiently exchanging heat, the hot water after heat exchange prolongs in the underground
Pipe is sent to multi-stage board and changes, and changes through the multi-stage board and supplies user's heat with heat pump heat exchanging.
5. across the season geothermal energy development system of sustainable use according to claim 4, which is characterized in that the multistage
Plate is changed to change including at least the first step and be changed with the second step, and the tail water that first step changes after primary side heat exchange can described in
Regenerate heat source heating, improve supply water temperature after enter back into second step change with the cascade utilization of heat pump circulation in, by institute
It states the tail water that the second step changes after sufficiently heat exchange and is recycled to the cyclic water tank, reenter the geothermal well and carry out circulating picture-changing
Heat.
6. across the season geothermal energy development system of sustainable use according to claim 2 or 3, which is characterized in that in institute
It states under summer cooling mode, using the low-temperature space of geothermal reservoir as the user for the cold source of SAPMAC method, the heat of the user
Injected by the down-hole inner tube, flow through it is described switchably hot well is every envelope, between the insulation casing and the underground outer tube
It exchanges heat, the cold water after heat exchange is again to user's cooling supply.
7. across the season geothermal energy development system of sustainable use according to claim 2 or 3, which is characterized in that in institute
It states under cross-season heat-storing mode, the renewable heat source is injected from the down-hole inner tube, flow through the switchably hot well every envelope,
It exchanges heat between the insulation casing and the underground outer tube, heat is given into geothermal reservoir low-temperature space.
8. across the season geothermal energy development system of sustainable use according to claim 7, which is characterized in that described across season
The opening time and period for saving heat accumulation mode can determine according to the type of the renewable heat source.
9. across the season geothermal energy development system of sustainable use according to claim 8, which is characterized in that according to described
The highest heat supply temperature of renewable heat source determines the regional depth of the overlay area of cross-season heat-storing.
10. across the season geothermal energy development system of sustainable use according to claim 8 or claim 9, which is characterized in that described
Renewable heat source includes at least one of solar energy, wind energy, biomass energy.
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| CN111609574A (en) * | 2019-02-25 | 2020-09-01 | 国家电投集团科学技术研究院有限公司 | Sustainable-utilization cross-season geothermal energy development system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111609574A (en) * | 2019-02-25 | 2020-09-01 | 国家电投集团科学技术研究院有限公司 | Sustainable-utilization cross-season geothermal energy development system |
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