CN109425012A - Heating system based on GEOTHERMAL WATER - Google Patents
Heating system based on GEOTHERMAL WATER Download PDFInfo
- Publication number
- CN109425012A CN109425012A CN201710490617.XA CN201710490617A CN109425012A CN 109425012 A CN109425012 A CN 109425012A CN 201710490617 A CN201710490617 A CN 201710490617A CN 109425012 A CN109425012 A CN 109425012A
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- Prior art keywords
- water
- hot water
- pipe
- heat exchanger
- heating
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D3/00—Hot-water central heating systems
- F24D3/12—Tube and panel arrangements for ceiling, wall, or underfloor heating
-
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D2200/00—Heat sources or energy sources
- F24D2200/11—Geothermal energy
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/40—Geothermal heat-pumps
-
- 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)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Road Paving Structures (AREA)
Abstract
A kind of heating system based on GEOTHERMAL WATER of the present invention is mainly by geothermal well, hydrotreater, hot water heat collection water tank, hot water variable frequency pump, expansion drum and control cabinet composition, geothermal well water outlet is equipped with water distribution pipeline and connect with hot water heat collection water tank, the water outlet of hot water heat collection water tank is connect equipped with hot water feeding pipe with hot water pipe net and hot-water supply, hot water pipe net return water is equipped with hot water return pipe and connect and formed circulation with hot water heat collection water tank, and filter and expansion drum are housed on hot water return pipe, hot water return pipe is equipped with return water solenoid valve and temperature sensor two after the filters, discharge tube is additionally provided in hot water heat collection water tank bottom, and water-drainage solenoid valve is housed on discharge tube.The invention has the advantages that the water source that the present invention uses GEOTHERMAL WATER to supply as hot water, fuel needed for not only saving heating, reduce heat cost, and avoid environmental pollution, there is apparent effects of energy saving and emission reduction.
Description
Technical field
The present invention relates to geothermal heating technical field more particularly to a kind of heating systems based on GEOTHERMAL WATER.
Background technique
GEOTHERMAL WATER is the natural hot water pumped from underground, can be used for heat supply.It is wiper ring using GEOTHERMAL WATER heat supply
The heat-supplying mode of guarantor and the good measure of energy-saving and emission-reduction, since GEOTHERMAL WATER heat supply compares other heat sources with saving fuel and does not cause
The special advantage of environmental pollution, in the area of GEOTHERMAL WATER abundance, GEOTHERMAL WATER is just had as a kind of alternative new energy
Effect develops and utilizes.
Summary of the invention
It is an object of the invention to overcome above-mentioned prior art problem, provide that heat cost is low and using effect it is good based on
The heating system of GEOTHERMAL WATER.
To achieve the above object, a kind of heating system based on GEOTHERMAL WATER of the present invention mainly by geothermal well, water treatment facilities,
First Heat Exchanger, the second heat exchanger, inverted well, circulating pump, moisturizing variable frequency pump, auxiliary electric heater and control cabinet composition, geothermal well
It is provided with suction pump, suction pump water outlet is connected to water distribution pipeline, and water distribution pipeline is connect with an import of First Heat Exchanger again, and
Water treatment facilities is housed, the primary outlet of First Heat Exchanger is connected to an import of connecting tube Yu the second heat exchanger on water distribution pipeline
Connection, the primary outlet of the second heat exchanger are connected to recharge water pipe and are connected with inverted well, and the secondary import of the second heat exchanger is connected to confession
Warm return pipe, the secondary outlet of the second heat exchanger is equipped with serises connecting tube and the secondary import of First Heat Exchanger connects, First Heat Exchanger
Secondary outlet connect with heating and supplying water pipe, and around First Heat Exchanger be equipped with bypass pipe respectively with serises connecting tube and heating and supplying water
Pipe connection, heating and supplying water pipe are equipped with auxiliary electric heater after bypass pipe, and heating and supplying water pipe is equipped with pressure after auxiliary electric heater
Force snesor two and temperature control transmitter, are also equipped with flow control valve on the bypass pipe, equipped with filtering on the heating water return pipe
Device, heating water return pipe are equipped with circulating pump after the filters, heating water return pipe before circulating pump, pressure is equipped with after filter
Sensor one is simultaneously connected to water supply pipe, and moisturizing variable frequency pump is housed on water supply pipe.The pressure sensor one, circulating pump, moisturizing become
Frequency pump, flow control valve, pressure sensor two, temperature control transmitter and auxiliary electric heater are connect with control cabinet wiring respectively, are controlled
Cabinet also with the outdoor outdoor temperature sensor for sensing chamber's external environment temperature be set connect, be also installed in control cabinet
GPRS transceiver terminal, the GPRS transceiver terminal mainly carries out real-time radio to related data-signal and sends and receives, convenient for real
Existing wireless remote monitering.
The output of the First Heat Exchanger is terminated with display panel, and the display panel includes temperature display unit；
Wherein, the temperature display unit and the water level display unit are primary in the First Heat Exchanger with setting respectively
The temperature sensor of outlet is connected.
The working principle of the invention is, suction pump extracts GEOTHERMAL WATER out of geothermal well, enter water treatment facilities through pressure-raising into
After row filtering and removing sediment contamination processing, First Heat Exchanger heat exchange and quantity of heat given up are initially entered, second is then entered back into and changes
Hot device gives UTILIZATION OF VESIDUAL HEAT IN and heat exchange, is then formed and is recycled by recharge water pipe recharge to inverted well, at the same time, heating water return
Pipe takes out stains by filter, is preheated after circulating pump pressurization into the second heat exchanger, is then entered back by serises connecting tube
First Heat Exchanger heats and passes through heating and supplying water pipe and exports and form circulation with heating water return pipe, equipped on heating and supplying water pipe
The leaving water temperature of temperature control transmitters sense heating and supplying water pipe, the outdoor ring that control cabinet system is detected according to outdoor temperature sensor
It provides to border temperature self-adaptation heating and supplying water pipe water outlet temperature setting value and calculates the opening amount signal of flow control valve, then lead to
Overcurrent adjustable valve is adjusted bypass pipe flow according to the opening amount signal that system provides, and then adjusts the water outlet of heating and supplying water pipe
Temperature maintains the leaving water temperature of heating and supplying water pipe in the water outlet temperature setting value that system is provided suitable for outdoor environment temperature,
When the leaving water temperature of flow control valve standard-sized sheet and temperature control transmitters sense to heating and supplying water pipe is suitable for outdoor environment temperature lower than system
When spending the water outlet temperature setting value provided, auxiliary electric heater obtains electricity operation and carries out assist type compensation heating to heating and supplying water pipe,
It is still maintained at the leaving water temperature of heating and supplying water pipe in the water outlet temperature setting value that system is provided suitable for outdoor environment temperature, until
The leaving water temperature of temperature control transmitters sense to heating and supplying water pipe is higher than the leaving water temperature that system is provided suitable for outdoor environment temperature and sets
When definite value, auxiliary electric heater power loss and stopping heating, system are automatically restored to the automatic adjustment state of flow control valve；Mounted in confession
The detection circulation pump suction supply pressure of pressure sensor one on warm return pipe, recycles pump suction supply pressure lower than systemic presupposition when detecting
Pressure of return water steady state value when, the moisturizing variable frequency pump for filling on water supply pipe will start automatically and relative to pressure sensor one according to
Frequency-changing pressure stabilizing moisturizing, voltage regulation operation are carried out according to the pressure of return water steady state value of systemic presupposition, so that circulation pump suction supply pressure is stablized
On the pressure of return water steady state value of systemic presupposition, when detect circulation pump suction supply pressure stablize systemic presupposition pressure of return water it is constant
Value and when maintaining 30s~60s, moisturizing variable frequency pump realizes this hair repeatedly by autostop and into suspend mode standby mode
Bright pressure stabilizing, level pressure and termination of pumping energy-saving effect, when detecting that circulation pump suction supply pressure is lower than the anhydrous pressure value of systemic presupposition,
By stoppage protection, pump suction supply pressure to be recycled restores and detects circulation pump suction supply pressure in the return water of systemic presupposition circulating pump
When pressure steady state value or more, circulating pump starts automatically and reverts to normal operating condition.
The control cabinet is according to the outdoor temperature sensor, temperature control transmitter, pressure sensor one and pressure sensing
Each related temperature signals, the pressure signal that device two detects carry out circulating pump, moisturizing variable frequency pump and flow control valve complete respectively
It automatically controls and protects, control cabinet also carries out automatic distribution and control to the auxiliary electric heater, while control cabinet also passes through
GPRS transceiver terminal sends and receivees relevant wireless data signal in a manner of GPRS, realizes the unattended long-range nothing of the present invention
Line monitoring and management.
Compared with prior art, the invention has the following advantages:
Energy conservation, the advantages that economy and heating effect are good, and it is at low cost, it is easy to promote and utilize.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be in embodiment or description of the prior art
Required attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the invention
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural diagram of the present invention.
In figure, 1, suction pump, 2, geothermal well, 3, hydrotreater, 4, water distribution pipeline, 5, inlet water solenoid valve, 6, control cabinet, 7,
Hot water heat collection water tank, 8, water level sensor, 9, temperature sensor one, 10, discharge tube, 11, water-drainage solenoid valve, 12, hot water frequency conversion
Pump, 13, pressure sensor, 14, hot water feeding pipe, 15, hot water pipe net, 16, expansion drum, 17, hot water return pipe, 18, filter,
19, temperature sensor two, 20, return water solenoid valve, 21, cable.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Specific embodiments of the present invention will be further explained with reference to the accompanying drawing:
Referring to Fig. 1, a kind of geothermal water heating system is mainly by geothermal well 2, hydrotreater 3, hot water heat collection water tank 7, hot water
Variable frequency pump 12, expansion drum 16 and control cabinet 6 form, and geothermal well 2 is provided with suction pump 1, and the water outlet of suction pump 1 connects with water distribution pipeline 4
It connects, water distribution pipeline 4 is connect with hot water heat collection water tank 7 again, hydrotreater 3 is housed on water distribution pipeline 4, water distribution pipeline 4 is in Shui Chu
It is also equipped with inlet water solenoid valve 5 after reason device 4, before connection hot water heat collection water tank 7, water level is provided in hot water heat collection water tank 7 and passes
Sensor 8 and temperature sensor 1, hot water heat collection water tank 7 water outlet connect with hot water feeding pipe 14, hot water feeding pipe 14 again with hot water
The connection of pipe network 15 and hot-water supply, 15 return water of hot water pipe net are equipped with hot water return pipe 17 and connect and formed with hot water heat collection water tank 7
Circulation, and hot water variable frequency pump 12 is housed on hot water feeding pipe 14, hot water feeding pipe 14 is equipped with pressure after hot water variable frequency pump 12
Force snesor 13 is equipped with filter 18 and expansion drum 16 on hot water return pipe 17, and hot water return pipe 17 is after filter 18
Equipped with return water solenoid valve 20, hot water return pipe 17 before return water solenoid valve 20, after filter 18 be equipped with temperature sensor two
19, it is additionally provided with discharge tube 10 in 7 bottom of hot water heat collection water tank, and water-drainage solenoid valve 11 is housed on discharge tube 10.The water inlet
Solenoid valve 5, water level sensor 8, temperature sensor 1, water-drainage solenoid valve 11, hot water variable frequency pump 12, pressure sensor 13, temperature
Sensor 2 19 and return water solenoid valve 20 are respectively covered with cable 21 and connect with control cabinet 6.
It is provided with display panel on the hot water heat collection water tank, the display panel includes that water level display unit, temperature are aobvious
Show unit, thermostat unit and water level regulation unit；
Wherein, the temperature display unit and the water level display unit are respectively with setting in the hot water heat collection water tank
Temperature sensor one be connected with water level sensor, the thermostat unit and the water level display unit and controller phase
Even, the controller is connected with hot water variable frequency pump and inlet water solenoid valve respectively.
The working principle of the invention is, suction pump 1 extracts GEOTHERMAL WATER out of geothermal well 2, enter hydrotreater 3 through pressure-raising into
After row filtering and removing sediment contamination, hot water heat collection water tank 7 is entered back into, hot water heat collection water tank 7 is discharged by 12 phase of hot water variable frequency pump
After carrying out frequency-changing pressure stabilizing, pressurization for the hot water constant pressure value that pressure sensor 13 is set, then passes through hot water feeding pipe 14 and be delivered to
15 hot-water supply of hot water pipe net, 15 return water of hot water pipe net pass through again hot water return pipe 17 flow back into hot water heat collection water tank 7 formation follow
Ring, 17 temperature of hot water return pipe that the return water solenoid valve 20 on hot water return pipe 17 is detected according to temperature sensor 2 19
And the preset opening valve temperature value of system and valve closing temperature value adaptively open or close, it is ensured that the use of hot water supply
Effect, temperature sensor 1 in hot water heat collection water tank 7 detect the hot water temperature in hot water heat collection water tank 7, when detecting
When hot water temperature in hot water heat collection water tank 7 is lower than the hot water supply temperature value of default, the opening of water-drainage solenoid valve 11 discharges water,
It is discharged water after reaching the preset period to the opening of water-drainage solenoid valve 11, water-drainage solenoid valve 11 will turn off, same with this
When, water level sensor 8 detects 7 water level of hot water heat collection water tank, when detecting that 7 water level of hot water heat collection water tank presets lower than system
Low water level point and it is following when, inlet water solenoid valve 5 open, GEOTHERMAL WATER will by inlet water solenoid valve 5 enter hot water heat collection water tank 7,
7 water level of hot water heat collection water tank rise, when detect 7 water level of hot water heat collection water tank be higher than the preset high water level point of system and with
When upper, inlet water solenoid valve 5 close, when detect 7 water level of hot water heat collection water tank be located at the preset water shortage water level point of system and
It when following, will determine that hot water heat collection water tank 7 is anhydrous, and stop the operation of hot water variable frequency pump 12 and alarm, to hot water heat collection water tank 7
When water level restores to the preset low water level point of system or more, Water free alarming is eliminated automatically, and hot water variable frequency pump 12 also will be extensive
It is again the working condition of normal frequency-changing pressure stabilizing.
The working principle of the invention is that suction pump extracts GEOTHERMAL WATER out of geothermal well, enters hydrotreater progress through pressure-raising
After filtering and removing sediment contamination, hot water heat collection water tank is entered back into, the water outlet of hot water heat collection water tank is by hot water variable frequency pump relative to pressure
After the hot water constant pressure value of force snesor setting carries out frequency-changing pressure stabilizing, pressurization, then hot water pipe net is delivered to by hot water feeding pipe and is supplied
Hot water, hot water pipe net return water pass through hot water return pipe again and flow back into hot water heat collection water tank formation circulation, are mounted in hot water return pipe
On return water solenoid valve the hot water return pipe temperature and the preset valve opening temperature of system that are detected according to temperature sensor two
Angle value and valve closing temperature value adaptively open or close, it is ensured that the using effect of hot water supply, in hot water heat collection water tank
Temperature sensor one detect the hot water temperature in hot water heat collection water tank, when detecting that the hot water temperature in hot water heat collection water tank is low
When the hot water supply temperature value of default, water-drainage solenoid valve opening discharges water, and discharges water to water-drainage solenoid valve opening and reaches preparatory
After the period of setting, water-drainage solenoid valve be will turn off, and at the same time, water level sensor detects hot water heat collection water tank water
Position, when detect hot water heat collection water tank water level lower than the preset low water level point of system and it is following when, inlet water solenoid valve open,
GEOTHERMAL WATER will enter hot water heat collection water tank by inlet water solenoid valve, and hot water heat collection water tank water level rises, when detecting hot water thermal-arrest
When cistern water level is higher than preset high water level point of system or more, inlet water solenoid valve is closed, when detecting hot water collection hot water
Case water level be located at the preset water shortage water level point of system and it is following when, will determine that hot water heat collection water tank is anhydrous, and stops hot water
It frequency conversion pump operation and alarms, it is anhydrous when hot water heat collection water tank water level restores to the preset low water level point of system or more
Alarm is automatic to be eliminated, and hot water variable frequency pump will also revert to the working condition of normal frequency-changing pressure stabilizing.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (1)
1. a kind of heating system based on GEOTHERMAL WATER, which is characterized in that including geothermal well, water treatment facilities, First Heat Exchanger,
Two heat exchangers, inverted well, circulating pump, moisturizing variable frequency pump, auxiliary electric heater and control cabinet composition, geothermal well are provided with suction pump,
Suction pump water outlet is connected to water distribution pipeline, and water distribution pipeline connect with an import of First Heat Exchanger again, is equipped on water distribution pipeline
Water treatment facilities, the primary outlet of First Heat Exchanger are connected to connecting tube and connect with an import of the second heat exchanger, the second heat exchange
The primary outlet of device is connected to recharge water pipe and is connected with inverted well, and the secondary import of the second heat exchanger is connected to heating water return pipe, and second
The secondary outlet of heat exchanger is equipped with serises connecting tube and the secondary import of First Heat Exchanger connects, the secondary outlet and confession of First Heat Exchanger
Warm water supplying pipe connection, is equipped with bypass pipe around First Heat Exchanger and connect respectively with serises connecting tube and heating and supplying water pipe, and in bypass pipe
On be also equipped with flow control valve, heating and supplying water pipe is equipped with auxiliary electric heater after bypass pipe, and heating and supplying water pipe is in auxiliary electric heating
It is equipped with pressure sensor two and temperature control transmitter after device, the control cabinet is connect with outdoor temperature sensor, in control cabinet
It is also installed with GPRS transceiver terminal,
The output of the First Heat Exchanger is terminated with display panel, and the display panel includes temperature display unit；
Wherein, the temperature display unit and the water level display unit are once exported with setting in the First Heat Exchanger respectively
Temperature sensor be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710490617.XA CN109425012A (en) | 2017-06-26 | 2017-06-26 | Heating system based on GEOTHERMAL WATER |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710490617.XA CN109425012A (en) | 2017-06-26 | 2017-06-26 | Heating system based on GEOTHERMAL WATER |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109425012A true CN109425012A (en) | 2019-03-05 |
Family
ID=65497246
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710490617.XA Pending CN109425012A (en) | 2017-06-26 | 2017-06-26 | Heating system based on GEOTHERMAL WATER |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109425012A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112984599A (en) * | 2021-02-01 | 2021-06-18 | 李志朋 | Energy-saving heating and ventilation system for buildings in cold regions |
| CN117029544A (en) * | 2023-08-22 | 2023-11-10 | 中能建地热有限公司 | Climate compensation device and method for underground high-temperature rock energy storage |
-
2017
- 2017-06-26 CN CN201710490617.XA patent/CN109425012A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112984599A (en) * | 2021-02-01 | 2021-06-18 | 李志朋 | Energy-saving heating and ventilation system for buildings in cold regions |
| CN117029544A (en) * | 2023-08-22 | 2023-11-10 | 中能建地热有限公司 | Climate compensation device and method for underground high-temperature rock energy storage |
| CN117029544B (en) * | 2023-08-22 | 2024-06-14 | 中能建地热有限公司 | Climate compensation device and method for underground high-temperature rock energy storage |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190305 |
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| WD01 | Invention patent application deemed withdrawn after publication |