CN205005013U - Heat pipe formula spotlight photovoltaic light and heat integration cogeneration of heat and power device - Google Patents
Heat pipe formula spotlight photovoltaic light and heat integration cogeneration of heat and power device Download PDFInfo
- Publication number
- CN205005013U CN205005013U CN201520248007.5U CN201520248007U CN205005013U CN 205005013 U CN205005013 U CN 205005013U CN 201520248007 U CN201520248007 U CN 201520248007U CN 205005013 U CN205005013 U CN 205005013U
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- Prior art keywords
- heat
- cooling water
- heat pipe
- battery chip
- temperature
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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
- Y02E10/52—PV systems with concentrators
-
- 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
- Y02E10/60—Thermal-PV hybrids
Abstract
The utility model discloses a heat pipe formula spotlight photovoltaic light and heat integration cogeneration of heat and power device, utilizes the fei nieer condensing lens, realizes high power spotlight photovoltaic power generation system. In high power spotlight photovoltaic power generation system, introduced the heat pipe technique again, with the evaporation zone of battery install the chip at the heat pipe, the problem of generating heat of solution concentrator cell chip. Carry out the connection in series -parallel design with the water cooling device of chip, at cooling water piping installation temperature sensor, the controller is according to temperature sensor signal and temperature setting value, controls the rotational speed of water -feeding pump, and then the velocity of flow of control cooling water, in other words, and temperature that can control cooling water. The utility model discloses realize high power spotlight photovoltaic light and heat integration cogeneration of heat and power, system's photoelectric efficiency, light and heat efficiency are very high.
Description
Technical field
The utility model relates to a kind of solar cogeneration system, particularly a kind of for heat pipe-type concentrating photovoltaic photo-thermal integration cogeneration system, belongs to application of solar.
Background technology
Solar energy is clean as one, free of contamination regenerative resource, and its development and utilization is considered to the important component part of world energy sources strategy.Solar photovoltaic generation system is built on a large scale, but photovoltaic generation cost can be in any more always, restricts its development.Light condensing technology utilizes cheap mirror portion to replace battery, thus reduce the cost of photovoltaic generation.
Concentration photovoltaic system utilizes inexpensive condenser part to replace high battery, thus reduce photovoltaic generating system cost.The photoelectric conversion efficiency of business-like photovoltaic cell is generally 5% ~ 20%, and in other words, the solar energy of nearly 80% does not obtain Appropriate application, is converted into heat energy, and cause the temperature of battery to raise, battery temperature often raises 1 degree, and efficiency about declines 0.5%.Under optically focused condition, the intensity of solar radiation of battery surface is several times under non-concentrating condition, decades of times, even hundreds of times, and the temperature of battery sharply rises, so in concentration photovoltaic system, the cooling device of battery is vital.
From the seventies in last century, the appearance of photovoltaic and photothermal integral, the temperature reducing battery simultaneously, also effectively improves the comprehensive utilization ratio of solar energy.So-called photovoltaic and photothermal integral system is a kind of solar collector integrating solar energy power generating and heat utilization, is called for short PVT (Photovoltaic/ThermalCollector).Shine upon and produce electric energy on the surface of heat collector, heat energy obtains from the cooling system of battery.
Concentrating photovoltaic photo-thermal integral system, being called for short c-PVT (Concentrator-typePhotovoltaic/ThermalCollector) is the system integrating PVT and beam condensing unit, beam condensing unit can improve the intensity of solar radiation of battery surface, increases PVT electromotive power output and thermal power
At present, had concentrating photovoltaic photo-thermal integrated apparatus to be designed, but these schemes all have some limitations.System is utilized as Chinese patent CN102570910A discloses a kind of concentrating photovoltaic photo-thermal solar energy composite, comprise optically focused module, follow the tracks of support, heat exchanger unit, tracing control part, solar energy composite can be realized utilize, but the light focusing unit of this system is by light focusing unit, a secondary condensation unit, and a light focusing unit adopts complicated curved mirror, its manufacturing process is complicated, Long-Time Service, easy distortion, produces very large error.Chinese patent CN201120070039.2 discloses high concentration solar photovoltaic/photo, form primarily of concentrating solar battery and semi-conductor thermo-electric generation module, effectively the waste heat of concentrating solar battery is converted to electric energy, but at present semiconductor temperature difference battery conversion efficiency, expensive, is difficult to large-scale application.
Utility model content
Technical problem: the purpose of this utility model is the defect overcoming above-mentioned existing relevant Photospot solar device, provides a kind of heat pipe-type concentrating photovoltaic photo-thermal integration cogeneration system, can realize the overall efficiency improving concentrating generating system.
Technical scheme: adopt as solving the problems of the technologies described above, there is provided a kind of heat pipe-type concentrating photovoltaic photo-thermal integration cogeneration system, this device comprises battery chip (1), heat pipe (2), condenser pipe (3), Fresnel condenser (4), dust cover (5), secondary condensation funnel (6), temperature sensor (7), water supply pump (8), controller (9), water tank (10);
Battery chip (1) uses heat-conducting glue to be pasted onto the evaporation section of the heat pipe (2) being pressed into flat, the condensation segment of heat pipe (2) is arranged in condenser pipe (3), and condenser pipe (3) has cooling water inlet and outlet, Fresnel condenser (4) is installed in the upper shed of dust cover (5), under shed installs battery chip (1), simultaneously at battery chip (1) upper installation secondary condensation funnel (6), the cooling water inlet of battery chip (1) is connected with the coolant outlet of next battery chip (1), form series design, according to designing requirement, the cooling water inlet of battery chip (1) also can be connected with the cooling water inlet of next battery chip (1), form Parallel Design, last coolant outlet is connected with water tank (10), temperature sensor peace (7) is arranged in cooling water pipeline, controller (9) is given by the cooling water temperature signal of detection, controller (9) is according to temperature signal and desired temperature, control the rotating speed of water supply pump (8), and then the flow velocity of controlled cooling model water.Temperature sensor (7) detects the temperature of cooling water, and controller (9) controls water supply pump (10) action, the flow of controlled cooling model water.
Described battery chip is made up of high performance GaAs concentrator cell, is core component solar energy being converted to electric energy.
Described heat pipe, the utility model is transformed on common heat pipe basis, be transformed into flat, allow battery chip and heat pipe evaporator section contact area increase, improve heat transfer efficiency, its evaporation section uses heat-conducting glue to be bonded on photovoltaic cell backplane, condensation segment is arranged in condenser pipe, and when battery chip produces heat, the working medium in heat pipe starts evaporation, working medium at the condensation segment of heat pipe by thermal energy transfer in cooling water, by being passed to quickly and efficiently in cooling water by heat pipe in photovoltaic cell.
Described Fresnel condenser is for focused solar energy, and the size of condenser is determined according to focusing ratio, if design focusing ratio is 500, then the effective area of Fresnel mirror is 500 times of the effective area of battery chip.Fresnel condenser has that quality is light, cost is low, is very practically applicable to high power concentrator.
Described dust cover is made up of the plastics of cheapness, effectively prevents dust from entering system, fall on battery chip, thus had a strong impact on photoelectricity, photo-thermal conversion efficiency.
Described secondary condensation funnel, shape is similar to dust cover, is made up of flake aluminum, and silver on plating inner surface, improves reflectivity, and then improves optical efficiency.
Described temperature sensor is made up of thermocouple, and distributing installation is at the pipeline of cooling water, and the fact detects the temperature of cooling water, and water temperature is passed to controller.
The flow velocity of described water supply pump controlled cooling model water.
Described controller is made up of singlechip chip, can receive the temperature signal of temperature sensor, and according to temperature signal, the flow velocity of controlled cooling model water.
Described water tank is made up of attemperater, for the hot water that storage system obtains.
The cooling water of battery chip is carried out connection in series-parallel design, obtains suitable cooling water.Need consideration two aspects.Primary need considers the working temperature of battery chip; Secondary need consider cooling water can be practical temperature.By the last chilled water storage that obtains in water tank.
Operation principle
After battery chip is pressed into flat, use heat-conducting glue to be pasted onto the evaporation section of heat pipe, the condensation segment of heat pipe is arranged in condenser pipe, and condenser pipe has cooling water inlet and outlet, solar energy is after Fresnel condenser focuses on, by solar focusing on battery chip surface, part solar energy is converted to electric energy by battery chip, some solar energy cannot be converted to electric energy, and convert heat energy to, thus cause battery chip temperature to raise, when battery chip temperature raises, temperature passes to the evaporation section of heat pipe, now, working medium in heat pipe is heated, the boiling point of the working medium in heat pipe is very low, working medium in heat pipe is evaporated after being heated, flow to condensation segment, condensation segment is arranged in condenser pipe, condenser pipe passes into cooling water, like this, working medium is after condensation segment is condensed, flow back to evaporation section, complete whole diabatic process.The temperature of temperature sensor Real-Time Monitoring cooling water, temperature signal is passed to controller, controller is according to temperature signal and design temperature signal, control the rotating speed of water supply pump, and then the flow velocity of controlled cooling model water, thus the temperature of controlled cooling model water, the cooling water of single battery chip is carried out connection in series-parallel design, and the cooling water finally obtained is delivered in water tank and is stored.
In the utility model, have also been devised secondary condensation funnel, high power concentrator is high especially to solar energy tracking required precision, and utilizes secondary condensation funnel, even if the tracking error that bad student is a small amount of, does not also affect optically focused requirement, can effectively reduce tracing control cost.The utility model cooling means is based on hot pipe technique, and cooling water does not directly contact with battery chip, is effectively organized in harsh climate, because of cooling water freeze after, produce stress to battery chip produce destroy.
The technology that the utility model is not particularly limited is prior art.
Beneficial effect:
1) this device Fresnel concentrating light principles, achieves the condenser system of solar energy high power concentrator.
2) this device have employed secondary condensation funnel technique, effectively reduces solar two-dimension and follows the tracks of cost.
3) this device utilizes hot pipe technique, more effectively the waste heat of recovery system.
4) this device utilizes hot pipe technique, efficiently solves antifreeze, the Anticorrosion Problems of cooling system.
5) working temperature of this device according to battery chip and the applied temps of cooling water, comprehensive Design, can realize cogeneration of heat and power, efficiency is higher.
6) this apparatus structure is simple and easy, and photoelectric efficiency, photo-thermal efficiency are very high, apply potentiality large.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation;
Fig. 2 is the utility model application schematic diagram;
Fig. 3 is dust cover schematic diagram.
Wherein: 1-battery chip, 2-heat pipe, 3-condenser pipe, 4-Fresnel condenser, 5-dust cover, 6-secondary condensation funnel, 7-temperature sensor, 8-water supply pump, 9-controller, 10-water tank.
Embodiment
See Fig. 1, a kind of heat pipe-type concentrating photovoltaic photo-thermal integration cogeneration system, this device comprises battery chip (1), heat pipe (2), condenser pipe (3), Fresnel condenser (4), dust cover (5), secondary condensation funnel (6)), temperature sensor (7), water supply pump (8), controller (9), water tank (10).
Battery chip (1) uses heat-conducting glue to be pasted onto the evaporation section of heat pipe (2), and the condensation segment of heat pipe (2) is arranged in condenser pipe (3), and condenser pipe (3) has cooling water inlet and outlet; Fresnel condenser (4) is installed in the upper shed of dust cover (5), under shed installs battery chip (1), simultaneously at battery chip (1) upper installation secondary condensation funnel (6), the cooling water inlet of battery chip (1) is connected with the coolant outlet of next battery chip (1), form series design, according to designing requirement, the cooling water inlet of battery chip (1) also can be connected with the cooling water inlet of next battery chip (1), form Parallel Design, last coolant outlet is connected with water tank (10).Temperature sensor peace (7) is arranged in cooling water pipeline, controller (9) is given by the cooling water temperature signal of detection, controller (9) is according to temperature signal and desired temperature, control the rotating speed of water supply pump (8), and then the flow velocity of controlled cooling model water.
After whole device is made, need this device to be arranged on high-precision sun energy tracking means, guarantee the surface of focus in battery chip (1) of Fresnel condenser (4).
This patent can also have other execution mode, any trickle amendment that all technical spirit according to this patent adopt, equivalent transformation, substitutes the technical scheme formed, and all drops within the claimed scope of this patent.
Claims (2)
1. a heat pipe-type concentrating photovoltaic photo-thermal integration cogeneration system, this device comprises battery chip (1), heat pipe (2), condenser pipe (3), Fresnel condenser (4), dust cover (5), secondary condensation funnel (6), temperature sensor (7), water supply pump (8), controller (9), water tank (10);
Battery chip (1) uses heat-conducting glue to be pasted onto the evaporation section of the heat pipe (2) being pressed into flat, the condensation segment of heat pipe (2) is arranged in condenser pipe (3), and condenser pipe (3) has cooling water inlet and outlet, Fresnel condenser (4) is installed in the upper shed of dust cover (5), under shed installs battery chip (1), simultaneously at battery chip (1) upper installation secondary condensation funnel (6), the cooling water inlet of battery chip (1) is connected with the coolant outlet of next battery chip (1), form series design, according to designing requirement, the cooling water inlet of battery chip (1) also can be connected with the cooling water inlet of next battery chip (1), form Parallel Design, last coolant outlet is connected with water tank (10), temperature sensor peace (7) is arranged in cooling water pipeline, controller (9) is given by the cooling water temperature signal of detection, controller (9) is according to temperature signal and desired temperature, control the rotating speed of water supply pump (8), and then the flow velocity of controlled cooling model water.
2. a kind of heat pipe-type concentrating photovoltaic photo-thermal integration cogeneration system according to claim 1, it is characterized in that temperature sensor (7) detects the temperature of cooling water, controller (9) controls water supply pump (10) action, the flow of controlled cooling model water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520248007.5U CN205005013U (en) | 2015-04-21 | 2015-04-21 | Heat pipe formula spotlight photovoltaic light and heat integration cogeneration of heat and power device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520248007.5U CN205005013U (en) | 2015-04-21 | 2015-04-21 | Heat pipe formula spotlight photovoltaic light and heat integration cogeneration of heat and power device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205005013U true CN205005013U (en) | 2016-01-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520248007.5U Expired - Fee Related CN205005013U (en) | 2015-04-21 | 2015-04-21 | Heat pipe formula spotlight photovoltaic light and heat integration cogeneration of heat and power device |
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| CN (1) | CN205005013U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105546615A (en) * | 2016-02-17 | 2016-05-04 | 陆玉正 | Concentrating photovoltaic optothermal and geothermal energy cogeneration device |
| CN105571156A (en) * | 2016-02-18 | 2016-05-11 | 李俊娇 | Heat pipe type linear Fresnel concentrating photovoltaic photothermal integrated device |
| CN105588245A (en) * | 2016-02-17 | 2016-05-18 | 李俊娇 | High-concentration photovoltaic photo-thermal and floor heating integrated device |
| CN106160650A (en) * | 2015-04-21 | 2016-11-23 | 南京嘉业新能源有限公司 | A kind of heat pipe-type concentrating photovoltaic photo-thermal integration cogeneration system |
-
2015
- 2015-04-21 CN CN201520248007.5U patent/CN205005013U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106160650A (en) * | 2015-04-21 | 2016-11-23 | 南京嘉业新能源有限公司 | A kind of heat pipe-type concentrating photovoltaic photo-thermal integration cogeneration system |
| CN105546615A (en) * | 2016-02-17 | 2016-05-04 | 陆玉正 | Concentrating photovoltaic optothermal and geothermal energy cogeneration device |
| CN105588245A (en) * | 2016-02-17 | 2016-05-18 | 李俊娇 | High-concentration photovoltaic photo-thermal and floor heating integrated device |
| CN105571156A (en) * | 2016-02-18 | 2016-05-11 | 李俊娇 | Heat pipe type linear Fresnel concentrating photovoltaic photothermal integrated device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160127 Termination date: 20170421 |
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| CF01 | Termination of patent right due to non-payment of annual fee |