CN112880211A - Comprehensive energy system based on high-temperature phase-change heat storage device - Google Patents
Comprehensive energy system based on high-temperature phase-change heat storage device Download PDFInfo
- Publication number
- CN112880211A CN112880211A CN202110031935.6A CN202110031935A CN112880211A CN 112880211 A CN112880211 A CN 112880211A CN 202110031935 A CN202110031935 A CN 202110031935A CN 112880211 A CN112880211 A CN 112880211A
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- Prior art keywords
- heat storage
- storage device
- temperature phase
- power generation
- photovoltaic power
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- 238000005338 heat storage Methods 0.000 title claims abstract description 38
- 238000010248 power generation Methods 0.000 claims abstract description 27
- 238000005057 refrigeration Methods 0.000 claims abstract description 27
- 238000010521 absorption reaction Methods 0.000 claims abstract description 19
- 238000001816 cooling Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000012782 phase change material Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011232 storage material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- F24S23/00—Arrangements for concentrating solar-rays for solar heat collectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0046—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
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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
- F24S20/40—Solar heat collectors combined with other heat sources, e.g. using electrical heating or heat from ambient air
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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
- F24S60/10—Arrangements for storing heat collected by solar heat collectors using latent heat
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S10/00—PV power plants; Combinations of PV energy systems with other systems for the generation of electric power
- H02S10/30—Thermophotovoltaic systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0046—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground
- F24F2005/0064—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground using solar energy
- F24F2005/0067—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater using natural energy, e.g. solar energy, energy from the ground using solar energy with photovoltaic panels
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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
- Y02E10/44—Heat exchange systems
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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
- Y02E10/50—Photovoltaic [PV] energy
Landscapes
- 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)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention provides a comprehensive energy system based on a high-temperature phase-change heat storage device, which comprises a photovoltaic power generation panel, a solar heat absorption device, an auxiliary heater, the high-temperature phase-change heat storage device, a refrigeration device, a control system and a user, wherein the photovoltaic power generation panel is provided with a bracket, a driver is arranged on the bracket, the solar heat absorption device is arranged at the lower end of the photovoltaic power generation panel, the photovoltaic power generation panel and the solar heat absorption device are arranged on the bracket, the solar heat absorption device is respectively connected with the user, the high-temperature phase-change heat storage device and the refrigeration device, the photovoltaic power generation panel is connected with the auxiliary heater, the auxiliary heater is connected with the refrigeration device and the high-temperature phase-change heat storage device, the high-temperature heat storage device is respectively connected with the refrigeration device and the user, and the refrigeration device is directly connected with, the invention can directly supply heat and cold, meet the requirements of users on heat and cold, realize large temperature difference heat storage and has high practicability.
Description
Technical Field
The invention mainly relates to the technical field of novel energy storage, in particular to a comprehensive energy system based on a high-temperature phase change heat storage device.
Background
The invention mainly aims at scenes such as remote mountainous areas, highway lines, railway lines, islands far away from continents and the like, and due to the fact that the cost of laying cables is high, the actual power load is mostly the situation that the power consumption of domestic and civil use or small agricultural bases is low, and the distributed photovoltaic power generation is difficult to surf the internet. The comprehensive energy conversion system is provided for saving the cost of laying the line, reducing the line loss and consuming new energy on site, so that the new energy is consumed, the energy is converted more efficiently and the heat demand is met.
Disclosure of Invention
The invention mainly provides a comprehensive energy system based on a high-temperature phase change heat storage device, which is used for solving the technical problems in the background technology.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a comprehensive energy system based on a high-temperature phase-change heat storage device comprises a photovoltaic power generation panel, a solar heat absorption device, an auxiliary heater, the high-temperature phase-change heat storage device, a refrigeration device, a control system and a user, wherein a driver is installed on a support of the photovoltaic power generation panel, the solar heat absorption device is arranged at the lower end of the photovoltaic power generation panel, the photovoltaic power generation panel and the solar heat absorption device are installed on the support, the solar heat absorption device is respectively connected with the user, the high-temperature phase-change heat storage device and the refrigeration device, the photovoltaic power generation panel is connected with the auxiliary heater, the auxiliary heater is connected with the refrigeration device and the high-temperature phase-change heat storage device, the high-temperature heat storage device is respectively connected with the refrigeration device and the user, the refrigeration device is directly connected with the user, and the invention not only can directly supply heat and cool, the requirements of users on heat and cold are met, and large-temperature-difference heat storage can be realized.
Further, the photovoltaic power generation panel, the solar heat absorption device, the auxiliary heater, the high-temperature phase change heat storage device, the refrigeration equipment and the control system are electrically connected through a direct current circuit, so that the solar heat generation panel is convenient to use and can supply power automatically.
Furthermore, photovoltaic power generation board, refrigeration plant, high temperature phase change heat-retaining device, user pass through the heat exchange tube line connection, are convenient for to user's heat supply, cooling.
Furthermore, the control system realizes the optimal control of the solar heat absorption device, the photovoltaic power generation panel, the driver, the auxiliary heater, the refrigeration device and the high-temperature phase-change heat storage device.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention can be operated off line without depending on power supply of a power grid, and can solve the practical problem of heat supply, cold supply and power supply for residents at the positions where the lines are inconvenient to lay in remote mountainous areas, islands and the like.
2. The invention has great economic advantages compared with the laying of lines.
3. The high-temperature phase-change material can realize large-temperature-difference heat storage, greatly reduces the volume of equipment compared with equipment for storing heat by water and the like, and saves the occupied area.
4. The high-temperature phase change heat storage device is a solid heat storage material, and the high-temperature phase change heat storage device is normal pressure and has no potential safety hazard.
5. The invention can realize the self-adaptive adjustment function according to the user requirement or the weather setting principle.
The present invention will be explained in detail below with reference to the drawings and specific embodiments.
Drawings
FIG. 1 is a schematic diagram of the system of the present invention.
In the figure: 1. the solar heat collector comprises a photovoltaic power generation board 2, a solar heat absorption device 3, a direct current circuit 4, a support 5, an auxiliary heater 6, a driver 7, a high-temperature phase change heat storage device 8, a refrigeration device 9, a heat exchange pipeline 10 and a user.
Detailed Description
In order to facilitate an understanding of the invention, the invention will now be described more fully hereinafter with reference to the accompanying drawings, in which several embodiments of the invention are shown, but which may be embodied in different forms and not limited to the embodiments described herein, but which are provided so as to provide a more thorough and complete disclosure of the invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the knowledge of the terms used herein in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Example one
In the daytime, when the solar irradiance meets the requirement of heat supply, a driver is started, the solar heat absorption equipment is rotated to a set position on the support, solar energy is converted into heat energy, and the heat energy is conveyed to a user for heat supply; when the solar irradiance meets the requirement of power generation and the heat supply of a user reaches the design temperature, a driver is started, a photovoltaic power generation plate is rotated to a set position on a support, solar energy is converted into electric energy, the electric energy is transmitted to an auxiliary heater and converted into heat energy, one part of the heat energy is transmitted to the user, and the other part of the heat energy is transmitted into a high-temperature phase-change heat storage device; the heat storage device delivers heat energy to the user at night for heat supply.
Example two
In the daytime, when the solar irradiance meets the requirement of heat supply, a driver is started, the solar heat absorption equipment is rotated to a set position on the support, solar energy is converted into heat energy, the heat energy is conveyed to refrigeration equipment for refrigeration, and the heat energy is conveyed to a user for refrigeration; when the solar irradiance meets the requirement of power generation and the cooling of a user reaches the design temperature, a driver is started, a photovoltaic power generation panel is rotated to a set position on a support, solar energy is converted into electric energy, the electric energy is transmitted to an auxiliary heater and converted into heat energy, one part of the electric energy is transmitted to refrigeration equipment and then transmitted to the user, and the other part of the electric energy is transmitted to a high-temperature phase-change heat storage device; the heat storage device conveys heat energy to the refrigeration equipment at night and then conveys the heat energy to a user for cooling.
The invention is described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the above-described embodiments, and it is within the scope of the invention to adopt such insubstantial modifications of the inventive method concept and solution, or to apply the inventive concept and solution directly to other applications without modification.
Claims (4)
1. A comprehensive energy system based on a high-temperature phase-change heat storage device is characterized by comprising a photovoltaic power generation panel, a solar heat absorption device, an auxiliary heater, the high-temperature phase-change heat storage device, a refrigeration device, a control system and a user, the photovoltaic power generation panel bracket is provided with a driver, the solar heat absorption device is arranged at the lower end of the photovoltaic power generation panel, the photovoltaic power generation panel and the solar heat absorption device are arranged on a bracket, the solar heat absorption device is respectively connected with the user, the high-temperature phase change heat storage device and the refrigeration device, the photovoltaic power generation panel is connected with the auxiliary heater, the auxiliary heater is connected with the refrigeration equipment and the high-temperature phase-change heat storage device, the high-temperature heat storage device is respectively connected with the refrigeration equipment and the user, and the refrigeration equipment is directly connected with the user.
2. The integrated energy system based on the high-temperature phase-change heat storage device as claimed in claim 1, wherein the photovoltaic power generation panel, the solar heat absorption device, the auxiliary heater, the high-temperature phase-change heat storage device, the refrigeration device and the control system are electrically connected through a direct current circuit.
3. The integrated energy system based on the high-temperature phase-change heat storage device as claimed in claim 1, wherein the photovoltaic power generation panel, the refrigeration equipment, the high-temperature phase-change heat storage device and the user are connected through heat exchange pipelines.
4. The integrated energy system based on the high-temperature phase-change heat storage device as claimed in claim 1, wherein the control system is used for optimizing and controlling the solar heat absorption device, the photovoltaic power generation panel, the driver, the auxiliary heater, the refrigeration device and the high-temperature phase-change heat storage device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110031935.6A CN112880211A (en) | 2021-01-11 | 2021-01-11 | Comprehensive energy system based on high-temperature phase-change heat storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110031935.6A CN112880211A (en) | 2021-01-11 | 2021-01-11 | Comprehensive energy system based on high-temperature phase-change heat storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112880211A true CN112880211A (en) | 2021-06-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110031935.6A Pending CN112880211A (en) | 2021-01-11 | 2021-01-11 | Comprehensive energy system based on high-temperature phase-change heat storage device |
Country Status (1)
| Country | Link |
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| CN (1) | CN112880211A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104358962A (en) * | 2014-10-28 | 2015-02-18 | 北京交通大学 | Solar photovoltaic thermal/electric heat tracing system for permafrost-buried pipe |
| CN205991544U (en) * | 2016-08-22 | 2017-03-01 | 宁波康宁节能环保工程有限公司 | A kind of solar energy heat distribution system |
| CN110401410A (en) * | 2019-06-14 | 2019-11-01 | 全球能源互联网研究院有限公司 | A kind of integrated energy system based on fuse salt device |
-
2021
- 2021-01-11 CN CN202110031935.6A patent/CN112880211A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104358962A (en) * | 2014-10-28 | 2015-02-18 | 北京交通大学 | Solar photovoltaic thermal/electric heat tracing system for permafrost-buried pipe |
| CN205991544U (en) * | 2016-08-22 | 2017-03-01 | 宁波康宁节能环保工程有限公司 | A kind of solar energy heat distribution system |
| CN110401410A (en) * | 2019-06-14 | 2019-11-01 | 全球能源互联网研究院有限公司 | A kind of integrated energy system based on fuse salt device |
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