CN110486962A - Geothermal well micro heat pipe heat-exchanger rig and system - Google Patents
Geothermal well micro heat pipe heat-exchanger rig and system Download PDFInfo
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- CN110486962A CN110486962A CN201910918020.XA CN201910918020A CN110486962A CN 110486962 A CN110486962 A CN 110486962A CN 201910918020 A CN201910918020 A CN 201910918020A CN 110486962 A CN110486962 A CN 110486962A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000004568 cement Substances 0.000 claims description 4
- 208000030208 low-grade fever Diseases 0.000 claims description 4
- 238000005516 engineering process Methods 0.000 abstract description 9
- 239000011435 rock Substances 0.000 abstract description 5
- 239000002689 soil Substances 0.000 abstract description 3
- 230000008901 benefit Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000008020 evaporation Effects 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-PWCQTSIFSA-N Tritiated water Chemical compound [3H]O[3H] XLYOFNOQVPJJNP-PWCQTSIFSA-N 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000009422 external insulation Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000002309 gasification Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000003319 supportive effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
- F24T10/00—Geothermal collectors
- F24T10/40—Geothermal collectors operated without external energy sources, e.g. using thermosiphonic circulation or heat pipes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
- F24T10/00—Geothermal collectors
- F24T2010/50—Component parts, details or accessories
-
- 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)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Road Paving Structures (AREA)
Abstract
The present invention provides a kind of geothermal well micro heat pipe heat-exchanger rig and system, and present system includes: that the facilities such as geothermal well, micro heat pipe heat-exchanger rig, circulating pump, pipe network unit, user equipment are constituted；The present invention uses micro heat pipe heat transfer technology, by installing underground micro heat pipe heat-exchanger rig, heat in high-temperature rock stratum (soil layer) or GEOTHERMAL WATER is conducted into the heat carrier to apparatus main body, the heat carrier for absorbing thermal energy is conveyed to user equipment by closed pipe network system, the heat carrier of release thermal energy is again introduced into micro heat pipe heat-exchanger rig in geothermal well and carries out heat transfer work, and geothermal energy is constantly conveyed to user equipment by circulation.Solve the problems, such as that heat transfer efficiency is low in the prior art, heat-transfer area is small, heat exchange amount is low, realization takes heat not fetch water, geothermal energy resource Sustainable Development and Utilization.
Description
Technical field
The present invention relates to geothermal exploitation technology more particularly to a kind of geothermal well micro heat pipe heat-exchanger rig and systems.
Background technique
Increase with the mankind to renewable energy demand, geothermal energy are a kind of green, clean, reproducible cleaning energy
Source has many advantages, such as that distribution is wide, reserves are big.Country and various regions government put into effect supportive about the correlation of Geothermal Exploitation and Utilization in succession
The scale development and utilization of policy document, geothermal energy are imperative.
Geothermal energy utilization mode, which is divided into, at present directly adopts Land use systems, adopts filling combination, geothermal well heat exchange mode.Wherein
Hot well heat exchange mode divides U-tube heat exchange and sleeve heat exchange, is U-tube heat exchange and casing to be installed in geothermal well, and set with ground
Connection is applied, heat transport fluid is injected inside it and is recycled, the mode based on heat transfer and stratum exchange heat, thus " to take heat not
" the technology of Informal development geothermal energy of water intaking.
However, heat-exchanger rig in the prior art there are heat transfer efficiencys it is low, heat-transfer area is small, heat exchange amount is low the problems such as.
Summary of the invention
The present invention provides a kind of geothermal well micro heat pipe heat-exchanger rig, comprising:
Apparatus main body, at least one micro heat pipe heat transmitter and inner flow tube；
Described device main body is tubulose；
The inner flow tube is set in apparatus main body, and the inner flow tube is tubulose；
At least one described micro heat pipe heat transmitter is circumferentially distributed along apparatus main body, and the first end of each micro heat pipe is located at device
On the outside of main body, the second end of each micro heat pipe is located on the inside of apparatus main body.
The present invention also provides a kind of geothermal well micro heat pipe heat-exchange systems, comprising:
Geothermal well, micro heat pipe heat-exchanger rig, circulating pump, pipe network unit and user equipment；
The geothermal well includes upper and bottom section；
The micro heat pipe heat-exchanger rig is set to the lower part of geothermal well；
The micro heat pipe heat-exchanger rig is used to heat being conducted to heat carrier；
The circulating pump is used to heat carrier being transferred to user equipment by pipe network unit；
The micro heat pipe heat-exchanger rig includes:
Apparatus main body, at least one micro heat pipe heat transmitter and inner flow tube；
Described device main body is tubulose；
The inner flow tube is set in apparatus main body, and the inner flow tube is tubulose；
At least one described micro heat pipe heat transmitter is circumferentially distributed along apparatus main body, the first end position of each micro heat pipe heat transmitter
On the outside of apparatus main body, the second end of each micro heat pipe heat transmitter is located on the inside of apparatus main body.
Further, it is provided between the micro heat pipe heat-exchanger rig and the borehole wall of geothermal well and fills out gravel object.
Further, the pipe network unit is closed, and the heat carrier is in pipe network unit and micro heat pipe heat-exchanger rig
Circulation.
Further, the micro heat pipe heat-exchanger rig is at least two；
At least two micro heat pipe heat-exchanger rigs are axially sequentially distributed along geothermal well.
Further, separator is provided between the geothermal well upper and bottom section.
Further, the heat carrier is softened water or heat-conduction medium.
Further, the top pipe network of the geothermal well includes outer tube and inner tube, and said inner tube is set in outer tube, described
Outer tube is connect with micro heat pipe apparatus main body, and inner tube is connect with low-grade fever pipe device inner tube；
The outer tube is heat-insulating pipe, and said inner tube is heat-insulated tubing；
Well cementing of cement is used between the outside pipe insulating layer and the geothermal well borehole wall.
Further, the bottom of one low-grade fever pipe device of bottommost is provided with device bottom buckle in the geothermal well.
Geothermal well micro heat pipe heat-exchange system of the present invention passes through installation underground micro heat pipe heat exchange using micro heat pipe heat transfer technology
Device overcomes the problems, such as that heat transfer efficiency is low in the prior art, heat-transfer area is small, heat exchange amount is low, and realization takes heat not fetch water, geothermal energy money
Source Sustainable Development and Utilization.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of geothermal well micro heat pipe heat-exchange system embodiment one of the present invention；
Fig. 2 is geothermal well micro heat pipe heat-exchanger rig schematic cross-sectional view of the present invention.
Wherein, 1- geothermal well；2- micro heat pipe heat-exchanger rig；3- circulating pump；4- pipe network unit；5- user equipment；6- connection
Device；7- separator；8- pipe network converter；21- apparatus main body；22- micro heat pipe heat transmitter；23- inner flow tube；24- device bottom buckle；
25- fills out gravel object；11- outer tube；12- inner tube；13- insulating layer；14- well cementing of cement.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without creative efforts, shall fall within the protection scope of the present invention.
Fig. 1 is the structural schematic diagram of micro heat pipe heat-exchange system embodiment one of the present invention；Fig. 2 is micro heat pipe of the present invention heat exchange dress
Set schematic cross-sectional view.
With reference to shown in Fig. 1 Fig. 2, the system of the present embodiment includes:
Geothermal well 1, micro heat pipe heat-exchanger rig 2, circulating pump 3, pipe network unit 4 and user equipment 5；
The geothermal well 1 includes upper and bottom section；
Micro heat pipe heat-exchanger rig 2 is set to the lower part of geothermal well 1；
Micro heat pipe heat-exchanger rig 2 is used to heat being conducted to heat carrier；
Circulating pump 3 is used to heat carrier being transferred to user equipment 5 by pipe network unit 4.
In the present embodiment, the Drilling geothermal well 1 on ground, micro heat pipe heat-exchanger rig 2 is mounted on the lower part of geothermal well 1, ground
For the lower part quartile of hot well 1 in high-temperature rock stratum (soil layer) or GEOTHERMAL WATER, heat is conducted to heat carrier by micro heat pipe heat-exchanger rig 2,
Heat is transferred to user equipment 5 by pipe network unit 4 by heat carrier.
Micro heat pipe heat-exchanger rig, that is, geothermal well micro heat pipe heat-exchanger rig in the present embodiment.
Wherein, the micro heat pipe heat-exchanger rig 2 in the present embodiment includes:
Apparatus main body 21, at least one micro heat pipe heat transmitter 22 and inner flow tube 23；
Described device main body 21 is tubulose；
The inner flow tube 23 is tubulose, is set in apparatus main body 21；
At least one described micro heat pipe heat transmitter 22 is circumferentially distributed along apparatus main body 21, and the of each micro heat pipe heat transmitter 22
One end is located at 21 outside of apparatus main body, and the second end of each micro heat pipe heat transmitter 22 is located at 21 inside of apparatus main body.
In the present embodiment, micro heat pipe heat-exchanger rig further include: device bottom buckle.Described device bottom buckle 24 and bottom one are micro-
Heat pipe connection.
In the present embodiment, heat carrier flows between apparatus main body 21 and inner flow tube 23, inhales by micro heat pipe heat transmitter 22
It is flowed out after receiving heat from inner flow tube 23, user equipment 5 is transported to by pipe network unit 4 and is used.
In the present embodiment, heat carrier is softened water or heat-conduction medium.
In the present embodiment, micro heat pipe heat transmitter 22 is a kind of minute yardstick phase-change heat transfer, and inner wall has the true of fine structure
Cavity body has heat-conduction medium in cavity, starts to generate gasification phenomenon after the conduction liquid in cavity is heated, absorbs thermal energy simultaneously at this time
And rapid spatial expansion, the transmitting medium of gas phase quickly fill with entire cavity, when vapor media contact is colder to one
Region when the phenomenon that will generating condensation.And the heat absorbed in evaporation is released, the conduction liquid after condensation can be by micro- knot
The capillary channel of structure return evaporation heat source at, this running will carry out in cycles in the cavity, thus by a large amount of heat from
High temperature section passes to low-temperature zone.
In the present embodiment, the pipe network unit 4 be it is closed, the heat carrier pipe network unit 4 and micro heat pipe heat exchange dress
It sets in 2 and recycles.I.e. heat carrier flows in the apparatus main body 22 being mounted in geothermal well 1 again after heat is conducted to user equipment 5
Conduction absorbs new thermal energy, as shown in Figure 1, arrow instruction direction is heat carrier flow direction.
In the present embodiment, pipe network unit 4 is located at the pipe network of part on geothermal well 1, using cannula structure, that is, includes outer tube 11
With inner tube 12, said inner tube 12 is set in outer tube 11, and 11 caliber of outer tube is connect with apparatus main body 21, and said inner tube 12 is managed
Diameter is connect with inner flow tube 23, and geothermal well top is in charge of between net and surface pipeline network to be connected by pipe network converter 8.
Optionally, the outer tube 11 is heat-insulating pipe, and said inner tube 12 is heat-insulated tubing.
In the present embodiment, pipe network converter 8 uses heat-insulating pipe to connect between circulating pump 3 and user equipment 5, is formed only
Vertical closed-cycle system.
In the present embodiment, user equipment 5 refers to any equipment for being able to use the thermal energy, such as generating electricity, heating,
The equipment such as hot water.
In the present embodiment, multiple geothermal wells 1 are can be set in geothermal well 1 in this system, and multiple herein two or two
More than, it as shown in Figure 1 can be 2.
Optionally, well head diameter 100-800mm, well depth 150-5000m, straight well or directional well, geothermal well, hot water type
Well and hot dry rock well.According to can workload demand, more mouthfuls of geothermal wells 1 are arranged in parallel by pipe network.
Optionally, in the present embodiment, separator 7 is provided between 1 upper and bottom section of geothermal well.
Optionally, in the present embodiment, well cementing of cement is used between the 11 external insulation layer 13 of outer tube and the geothermal well borehole wall
14。
Optionally, it is provided between micro heat pipe heat-exchanger rig 2 and the borehole wall of geothermal well 1 and fills out gravel object 25.
Specifically, the high stone grain of the gravel coefficient of overall heat transmission can be filled out around micro heat pipe heat-exchanger rig 2, borehole wall slump can be prevented, simultaneously
Increase heat-transfer area.
It optionally, may include at least two micro heat pipe heat-exchanger rigs 2 in the present embodiment, in heat-exchange system, it can including
Multiple micro heat pipe heat-exchanger rigs 2, at least two micro heat pipes heat-exchanger rig 2 are axially sequentially distributed along geothermal well, multiple undergrounds
Micro heat pipe heat-exchanger rig 2 is arranged using cascade.
Optionally, it is connected between adjacent micro heat pipe heat-exchanger rig 2 by connector 6.
In the present embodiment, this system determines underground micro heat pipe heat-exchanger rig number according to thermal load demands and 1 parameter of geothermal well
Amount 2, caliber and fitting depth, micro heat pipe heat-exchanger rig main body 21, inner flow tube 23,24 material of device bottom buckle are according to GEOTHERMAL WATER matter feelings
Condition selects aluminium alloy or steel material, the material that 22 aluminium of micro heat pipe heat transmitter, aluminium alloy and stainless steel etc. are corrosion-resistant, the coefficient of overall heat transmission is high
Matter, 2 installation dimension data of micro heat pipe heat-exchanger rig can be adjusted according to geothermal well 1 and demand.Micro heat pipe heat-exchanger rig 2 is applicable in
- 10 DEG C -350 DEG C of temperature range, there is high uniform temperature 1k/m, high heat flux density 500w/cm2-1500w/cm2, high bearing capacity
2.6Mp。
In the present embodiment, the Drilling geothermal well 1 on ground, micro heat pipe heat-exchanger rig 2 is mounted on part under geothermal well 1, will be high
Heat in warm rock stratum (soil layer) or GEOTHERMAL WATER is conducted to the heat carrier in apparatus main body 21, and increases heat carrier temperature, is followed
Heat carrier is conveyed to user equipment 5 by sealed tube net unit 4 by ring pump 3, and the heat carrier for discharging thermal energy is again introduced into geothermal well 1
Middle micro heat pipe heat-exchanger rig 2 carries out cycle operation, and geothermal energy is constantly conveyed to user equipment 5 and used by circulation.
Compared with prior art, the beneficial effects of the present invention are:
1) the technology Energy Efficiency Ratio is high, and using micro heat pipe heat transfer technology, pyroconductivity is high, big with geothermal well contact surface, is same
20-100 times of sample metal material pyroconductivity is higher than heat transfer technology under existing geothermal well；
2) the technological system superior performance, Applicable temperature range is wide, high uniform temperature, high heat flux density, high bearing capacity, corrosion resistant
Erosion, shelf life are long；
3) technological system is safe and reliable, and simple structure, occupied area is small, easy for installation, is easy to construct, investment reduction；
4) technological system is widely used, and is applicable in shallow layer geothermal energy, mid-deep strata hot water type geothermal energy, hot dry rock exploitation benefit
With, be generally applicable in press biggishly, temperature range (- 10~300 DEG C) and a variety of geo-logical terrain heat exchanges；
5) micro heat pipe heat-exchanger rig is widely used as Efficient Heat Transfer Exchanger in the technological system, can be according to different application need
Ask customization, can be applied to geothermal well, ground source heat source system, sewage source heat pump system, heating in river water source heat pump system, refrigeration,
Hot water, power generation etc., the fields such as electronic equipment dissipating heat, industrial afterheat recovery utilize.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (9)
1. a kind of geothermal well micro heat pipe heat-exchanger rig characterized by comprising
Apparatus main body, at least one micro heat pipe heat transmitter and inner flow tube；
Described device main body is tubulose；
The inner flow tube is set in apparatus main body, and the inner flow tube is tubulose；
At least one described micro heat pipe heat transmitter is circumferentially distributed along apparatus main body, and the first end of each micro heat pipe heat transmitter is located at dress
It sets on the outside of main body, the second end of each micro heat pipe heat transmitter is located on the inside of apparatus main body.
2. a kind of geothermal well micro heat pipe heat-exchange system characterized by comprising
Geothermal well, micro heat pipe heat-exchanger rig, circulating pump, pipe network unit and user equipment；
The geothermal well includes upper and bottom section；
The micro heat pipe heat-exchanger rig is set to the lower part of geothermal well；
The micro heat pipe heat-exchanger rig is used to heat being conducted to heat carrier；
The circulating pump is used to heat carrier being transferred to user equipment by sealed tube net unit；
The micro heat pipe heat-exchanger rig includes:
Apparatus main body, at least one micro heat pipe heat transmitter and inner flow tube；
Described device main body is tubulose；
The inner flow tube is set in apparatus main body, and the inner flow tube is tubulose；
At least one described micro heat pipe heat transmitter is circumferentially distributed along apparatus main body, and the first end of each micro heat pipe heat transmitter is located at dress
It sets on the outside of main body, the second end of each micro heat pipe heat transmitter is located on the inside of apparatus main body.
3. heat-exchange system according to claim 2, which is characterized in that
It is provided between the micro heat pipe heat-exchanger rig and the borehole wall of geothermal well and fills out gravel object.
4. heat-exchange system according to claim 2, which is characterized in that
The pipe network unit be it is closed, the heat carrier recycles in pipe network unit and micro heat pipe heat-exchanger rig.
5. heat-exchange system according to claim 2, which is characterized in that
The micro heat pipe heat-exchanger rig is at least two；
At least two micro heat pipe heat-exchanger rigs are axially sequentially distributed along geothermal well.
6. heat-exchange system according to claim 2, which is characterized in that
Separator is provided between the geothermal well upper and bottom section.
7. heat-exchange system according to claim 2, which is characterized in that
The heat carrier is softened water or heat transfer medium.
8. heat-exchange system according to claim 2, which is characterized in that
The upper part of the geothermal well includes outer tube and inner tube, and said inner tube is set in outer tube, and the outer tube and micro heat pipe fill
Main body connection is set, inner tube is connect with low-grade fever pipe device inner tube；
The outer tube is heat-insulating pipe, and said inner tube is heat-insulated tubing；
Well cementing of cement is used between the outside pipe insulating layer and the geothermal well borehole wall.
9. heat-exchange system according to claim 2, which is characterized in that
The bottom of one low-grade fever pipe device of bottommost is provided with device bottom buckle in the geothermal well.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910918020.XA CN110486962A (en) | 2019-09-26 | 2019-09-26 | Geothermal well micro heat pipe heat-exchanger rig and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910918020.XA CN110486962A (en) | 2019-09-26 | 2019-09-26 | Geothermal well micro heat pipe heat-exchanger rig and system |
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| Publication Number | Publication Date |
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| CN110486962A true CN110486962A (en) | 2019-11-22 |
Family
ID=68544445
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|---|---|---|---|
| CN201910918020.XA Pending CN110486962A (en) | 2019-09-26 | 2019-09-26 | Geothermal well micro heat pipe heat-exchanger rig and system |
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| CN107514838A (en) * | 2017-09-29 | 2017-12-26 | 上海中金能源投资有限公司 | Mid-deep strata geothermal-source heat pump system |
| CN107763712A (en) * | 2017-10-13 | 2018-03-06 | 中国科学院广州能源研究所 | New individual well underground heat combined solar heating system |
| CN107939621A (en) * | 2017-12-01 | 2018-04-20 | 西安交通大学 | S CO based on fin casing exploitation hot dry rock geothermal energy2Electricity generation system and method |
| CN107975953A (en) * | 2017-12-01 | 2018-05-01 | 西安交通大学 | Wing heat exchange structure and stepped utilization method in one kind extraction dry-hot-rock geothermal energy |
| CN209084871U (en) * | 2018-11-08 | 2019-07-09 | 陕西省煤田地质集团有限公司 | A kind of heat exchange of mid-deep strata underground heat well, heating system |
| CN210624982U (en) * | 2019-09-26 | 2020-05-26 | 王鹏 | Geothermal well micro heat pipe heat exchange system |
-
2019
- 2019-09-26 CN CN201910918020.XA patent/CN110486962A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009287914A (en) * | 2008-04-30 | 2009-12-10 | Daikin Ind Ltd | Heat exchanger and air-conditioning system |
| CN205208988U (en) * | 2015-12-17 | 2016-05-04 | 郑州沃德空调有限公司 | Novel geothermol power phase transition energy storage heat transfer device |
| CN205878666U (en) * | 2016-08-16 | 2017-01-11 | 郑州沃德空调有限公司 | Bury stake of formula heat transfer energy |
| CN107514838A (en) * | 2017-09-29 | 2017-12-26 | 上海中金能源投资有限公司 | Mid-deep strata geothermal-source heat pump system |
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| CN107939621A (en) * | 2017-12-01 | 2018-04-20 | 西安交通大学 | S CO based on fin casing exploitation hot dry rock geothermal energy2Electricity generation system and method |
| CN107975953A (en) * | 2017-12-01 | 2018-05-01 | 西安交通大学 | Wing heat exchange structure and stepped utilization method in one kind extraction dry-hot-rock geothermal energy |
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