CN114576867A - Hot dry rock power generation and heat supply system based on solar photo-thermal energy storage - Google Patents
Hot dry rock power generation and heat supply system based on solar photo-thermal energy storage Download PDFInfo
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- CN114576867A CN114576867A CN202210066652.XA CN202210066652A CN114576867A CN 114576867 A CN114576867 A CN 114576867A CN 202210066652 A CN202210066652 A CN 202210066652A CN 114576867 A CN114576867 A CN 114576867A
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- heat
- solar
- hot dry
- power generation
- dry rock
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- 239000011435 rock Substances 0.000 title claims abstract description 73
- 238000010248 power generation Methods 0.000 title claims abstract description 37
- 238000004146 energy storage Methods 0.000 title claims abstract description 25
- 230000005540 biological transmission Effects 0.000 claims abstract description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000002347 injection Methods 0.000 claims description 11
- 239000007924 injection Substances 0.000 claims description 11
- 238000005338 heat storage Methods 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003916 acid precipitation Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S20/00—Solar heat collectors specially adapted for particular uses or environments
- F24S20/30—Solar heat collectors for heating objects, e.g. solar cookers or solar furnaces
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S50/00—Arrangements for controlling solar heat collectors
- F24S50/40—Arrangements for controlling solar heat collectors responsive to temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S60/00—Arrangements for storing heat collected by solar heat collectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24S—SOLAR HEAT COLLECTORS; SOLAR HEAT SYSTEMS
- F24S80/00—Details, accessories or component parts of solar heat collectors not provided for in groups F24S10/00-F24S70/00
- F24S80/30—Arrangements for connecting the fluid circuits of solar collectors with each other or with other components, e.g. pipe connections; Fluid distributing means, e.g. headers
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24T—GEOTHERMAL COLLECTORS; GEOTHERMAL SYSTEMS
- F24T10/00—Geothermal collectors
- F24T10/20—Geothermal collectors using underground water as working fluid; using working fluid injected directly into the ground, e.g. using injection wells and recovery wells
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- 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
- F24T2010/56—Control arrangements
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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
- Y02E10/40—Solar thermal energy, e.g. solar towers
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Combustion & Propulsion (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention relates to a dry and hot rock power generation and heat supply system based on solar photo-thermal energy storage, which comprises a solar heat collection device, a temperature sensor and a heat transmission pipeline, wherein the heat transmission pipeline is connected with the solar heat collection device, and the temperature sensor is used for detecting the temperature of hot water heated by the solar heat collection device; when the temperature of the temperature sensor is larger than a set value, hot water heated by the solar heat collection device is injected into hot dry rocks through a heat transmission pipeline, and the hot dry rocks are hot dry rocks used for a hot dry rock power generation system or a hot dry rock heat supply system. The invention utilizes solar energy to improve the energy utilization rate of power generation or heat supply of the hot dry rock.
Description
Technical Field
The invention relates to the technical field of energy utilization, in particular to a dry hot rock power generation and heat supply system based on solar photo-thermal energy storage.
Background
The dry-hot rock can be used as a renewable clean energy source and can be applied to geothermal power generation. The dry hot rock geothermal power generation not only can greatly reduce the influence of greenhouse effect and acid rain on environmental pollution, but also has the competitiveness of electricity price. At present, the problem of insufficient heat energy of a hot dry rock power generation and heat supply system exists along with the prolonging of time.
Disclosure of Invention
The invention aims to provide a hot dry rock power generation and heat supply system based on solar photo-thermal energy storage, and the energy utilization rate is improved.
In order to achieve the purpose, the invention provides the following scheme:
a dry hot rock power generation and heat supply system based on solar photo-thermal energy storage comprises a solar heat collection device, a temperature sensor and a heat transmission pipeline, wherein the heat transmission pipeline is connected with the solar heat collection device, and the temperature sensor is used for detecting the temperature of hot water heated by the solar heat collection device; when the temperature of the temperature sensor is higher than a set value, hot water heated by the solar heat collection device is injected into hot dry rocks through a heat transmission pipeline, and the hot dry rocks are used for a hot dry rock power generation system or a hot dry rock heat supply system.
Optionally, the heat transfer pipeline injects hot water heated by the solar thermal collection device into the hot dry rock through an injection well.
Optionally, the solar heat collection device includes a heat storage water body, the heat storage water body is connected to the heat transmission pipeline, and a valve is disposed at a joint of the heat storage water body and the heat transmission pipeline.
Optionally, the valve is a solenoid valve.
Optionally, the hot dry rock power generation and heat supply system based on solar photo-thermal energy storage further comprises a controller, wherein the controller is connected with the temperature sensor and the electromagnetic valve; the controller is used for controlling the switch of the electromagnetic valve according to the detected temperature of the temperature sensor.
Optionally, the hot dry rock is a hot dry rock fractured by water pressure.
Optionally, the material of the heat transfer pipe is steel.
The invention also discloses a dry hot rock power generation and heat supply system based on solar photo-thermal energy storage, which comprises a solar heat collection device, a heat transmission pipeline, an injection well and a production well; one end of the heat transmission pipeline is connected with the solar heat collection device, and the other end of the heat transmission pipeline is led into the injection well and led out of the production well after passing through the underground dry heat rock; the heat transmission pipeline is used for transmitting the energy of the hot water heated by the solar heat collection device to the underground hot dry rock.
Optionally, the material of the heat transfer pipe is steel.
According to the specific embodiment provided by the invention, the invention discloses the following technical effects:
the solar energy dry heat rock heat collector collects light heat energy by the solar heat collecting device, and when the temperature of hot water is higher than a set value, high-temperature hot water is input into the dry heat rock, so that the dry heat rock is heated by solar energy, the high temperature of the dry heat rock is kept, and the energy utilization rate is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive exercise.
FIG. 1 is a first structural diagram of a hot dry rock power generation and heat supply system based on solar photo-thermal energy storage according to the present invention;
fig. 2 is a schematic structural diagram of a hot dry rock power generation and heat supply system based on solar photo-thermal energy storage.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention aims to provide a hot dry rock power generation and heat supply system based on solar photo-thermal energy storage, and the energy utilization rate is improved.
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in further detail below.
Fig. 1 is a schematic structural view of a solar photo-thermal energy storage based hot dry rock power generation and heat supply system of the present invention, and as shown in fig. 1, the solar photo-thermal energy storage based hot dry rock power generation and heat supply system includes a solar heat collection device 101, a temperature sensor (not shown in fig. 1) and a heat transmission pipeline 102, wherein the heat transmission pipeline 102 is connected to the solar heat collection device 101, and the temperature sensor is used for detecting the temperature of hot water heated by the solar heat collection device 101; when the temperature of the temperature sensor is higher than a set value, hot water heated by the solar heat collection device 101 is injected into hot dry rocks through the heat transmission pipeline 102, wherein the hot dry rocks are hot dry rocks used for a hot dry rock power generation system or a hot dry rock heating system.
The heat transfer pipeline 102 injects hot water heated by the solar heat collecting device 101 into the hot dry rock 104 through an injection well 103.
As a specific example, injection well 103 is an injection well in an enhanced geothermal system.
The solar heat collection device 101 comprises a heat storage water body, the heat storage water body is connected with the heat transmission pipeline 102, and a valve is arranged at the joint of the heat storage water body and the heat transmission pipeline 102.
The valve is an electromagnetic valve.
The hot dry rock power generation and heat supply system based on solar photo-thermal energy storage further comprises a controller, wherein the controller is connected with the temperature sensor and the electromagnetic valve; the controller is used for controlling the switch of the electromagnetic valve according to the detected temperature of the temperature sensor.
The hot dry rock is fractured by water pressure.
The heat transfer pipe 102 is made of steel, that is, the heat transfer pipe 102 is a steel pipe.
The solar thermal collection apparatus 101 is also used to directly provide energy to a power generation system or a heating system.
Fig. 2 is a schematic structural view of a hot dry rock power generation and heat supply system based on solar photo-thermal energy storage, and as shown in fig. 2, the hot dry rock power generation and heat supply system based on solar photo-thermal energy storage comprises a solar heat collection device 101, a heat transmission pipeline 102, an injection well 103 and a production well 105; one end of the heat transfer pipeline 102 is connected with the solar heat collection device 101, and the other end of the heat transfer pipeline is led into the injection well 103 and led out from the production well 105 after passing through underground dry heat rock; the heat transfer pipeline 102 is used for transferring the energy of the hot water heated by the solar heat collection device 101 to the underground hot dry rock.
Along with the prolonged time that the hot dry rock continuously provides energy for traditional hot dry rock power generation system or heating system, the energy of hot dry rock can reduce, and the temperature of hot dry rock can drop promptly to the work efficiency of hot dry rock power generation system or heating system can reduce. The invention utilizes solar energy, particularly solar energy in spring, summer or autumn when the solar heat energy is high, to heat the hot dry rock so as to keep the temperature of the hot dry rock, so that the hot dry rock stably provides energy for a power generation system or a power supply system.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The principles and embodiments of the present invention have been described herein using specific examples, which are provided only to help understand the method and the core concept of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, the specific embodiments and the application range may be changed. In view of the above, the present disclosure should not be construed as limiting the invention.
Claims (9)
1. The dry hot rock power generation and heat supply system based on solar photo-thermal energy storage is characterized by comprising a solar heat collection device, a temperature sensor and a heat transmission pipeline, wherein the heat transmission pipeline is connected with the solar heat collection device, and the temperature sensor is used for detecting the temperature of hot water heated by the solar heat collection device; when the temperature of the temperature sensor is higher than a set value, hot water heated by the solar heat collection device is injected into hot dry rocks through a heat transmission pipeline, and the hot dry rocks are used for a hot dry rock power generation system or a hot dry rock heat supply system.
2. The solar photothermal energy storage based hot dry rock power generation and heating system of claim 1 wherein said heat transfer pipeline injects hot water heated by said solar thermal collection device into hot dry rock through an injection well.
3. The solar photo-thermal energy storage based hot dry rock power generation and heating system of claim 1, wherein the solar heat collection device comprises a heat storage water body, the heat storage water body is connected with the heat transmission pipeline, and a valve is arranged at the joint of the heat storage water body and the heat transmission pipeline.
4. The hot dry rock power generation and heating system based on solar photo-thermal energy storage of claim 3, wherein the valve is a solenoid valve.
5. The solar photo-thermal energy storage based hot dry rock power generation and heating system of claim 3, further comprising a controller, wherein the controller is connected with the temperature sensor and the electromagnetic valve; the controller is used for controlling the switch of the electromagnetic valve according to the detected temperature of the temperature sensor.
6. The solar photo-thermal energy storage based hot dry rock power generation and heating system of claim 1, wherein the hot dry rock is a hydraulic fracturing hot dry rock.
7. The solar photo-thermal energy storage based hot dry rock power generation and heating system of claim 1, wherein the material of the heat transmission pipeline is steel.
8. A hot dry rock power generation and heat supply system based on solar photo-thermal energy storage is characterized by comprising a solar heat collection device, a heat transmission pipeline, an injection well and a production well; one end of the heat transmission pipeline is connected with the solar heat collection device, and the other end of the heat transmission pipeline is led into the injection well and led out of the production well after passing through the underground dry heat rock; the heat transmission pipeline is used for transmitting the energy of the hot water heated by the solar heat collection device to the underground hot dry rock.
9. The solar photo-thermal energy storage based hot dry rock power generation and heating system of claim 8, wherein the material of the heat transmission pipeline is steel.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210066652.XA CN114576867A (en) | 2022-01-20 | 2022-01-20 | Hot dry rock power generation and heat supply system based on solar photo-thermal energy storage |
| NL2031197A NL2031197A (en) | 2022-01-20 | 2022-03-09 | Hot dry rock power generation and heat supply system based on solar photo-thermal energy storage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210066652.XA CN114576867A (en) | 2022-01-20 | 2022-01-20 | Hot dry rock power generation and heat supply system based on solar photo-thermal energy storage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114576867A true CN114576867A (en) | 2022-06-03 |
Family
ID=81769319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210066652.XA Pending CN114576867A (en) | 2022-01-20 | 2022-01-20 | Hot dry rock power generation and heat supply system based on solar photo-thermal energy storage |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN114576867A (en) |
| NL (1) | NL2031197A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009102289A2 (en) * | 2008-02-13 | 2009-08-20 | Ahmet Aydin | Under soil heating system and method |
| RU97814U1 (en) * | 2010-03-09 | 2010-09-20 | Тагир Мавлитович Хафизов | INSTALLATION FOR USE OF GEOTHERMAL ENERGY OF LOW-TEMPERATURE UNDERGROUND ROCKS |
| CN109826595A (en) * | 2019-03-13 | 2019-05-31 | 中国科学院武汉岩土力学研究所 | A kind of multipotency joint hot dry rock energy storage heating system |
| CN110804451A (en) * | 2019-12-19 | 2020-02-18 | 东北电力大学 | System and process for providing heat for dry distillation of oil shale by using solar energy |
-
2022
- 2022-01-20 CN CN202210066652.XA patent/CN114576867A/en active Pending
- 2022-03-09 NL NL2031197A patent/NL2031197A/en unknown
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009102289A2 (en) * | 2008-02-13 | 2009-08-20 | Ahmet Aydin | Under soil heating system and method |
| RU97814U1 (en) * | 2010-03-09 | 2010-09-20 | Тагир Мавлитович Хафизов | INSTALLATION FOR USE OF GEOTHERMAL ENERGY OF LOW-TEMPERATURE UNDERGROUND ROCKS |
| CN109826595A (en) * | 2019-03-13 | 2019-05-31 | 中国科学院武汉岩土力学研究所 | A kind of multipotency joint hot dry rock energy storage heating system |
| CN110804451A (en) * | 2019-12-19 | 2020-02-18 | 东北电力大学 | System and process for providing heat for dry distillation of oil shale by using solar energy |
Also Published As
| Publication number | Publication date |
|---|---|
| NL2031197A (en) | 2023-08-01 |
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