CN104092439A - Quickly improved photovoltaic photo-thermal integral distributed system - Google Patents
Quickly improved photovoltaic photo-thermal integral distributed system Download PDFInfo
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- CN104092439A CN104092439A CN201410294072.1A CN201410294072A CN104092439A CN 104092439 A CN104092439 A CN 104092439A CN 201410294072 A CN201410294072 A CN 201410294072A CN 104092439 A CN104092439 A CN 104092439A
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- photovoltaic
- photothermal
- thermal
- photovoltaic photo
- distributed system
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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
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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
- Y02E10/60—Thermal-PV hybrids
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Abstract
The invention discloses a quickly improved photovoltaic photo-thermal integral distributed system which comprises a photovoltaic photo-thermal integral assembly, a grid-connected inverter, a heat preservation water tank, a water pump, an intelligent electric meter, a photovoltaic photo-thermal comprehensive monitor, a valve and a spraying head. The photovoltaic photo-thermal integral assembly is connected with the grid-connected inverter, the valve and the heat preservation water tank are connected with the photovoltaic photo-thermal integral assembly through water pipes, the heat preservation water tank is connected with the spraying head, the valve is connected with the water pump, the grid-connected inverter is connected with a mains supply, and the intelligent electric meter and the photovoltaic photo-thermal comprehensive monitor are arranged between the grid-connected inverter and the mains supply. The quickly improved photovoltaic photo-thermal integral distributed system can effectively utilize waste heat produced in the conversion process, improve the photovoltaic conversion efficiency, accordingly improve the unit-area solar energy comprehensive utilization efficiency, greatly reduce the photovoltaic photo-thermal cost and facilitate large-scale popularization.
Description
Technical field
The present invention relates to a kind of photovoltaic and photothermal integral system, particularly relate to a kind of quick reworked photovoltaic and photothermal integral distributed system.
Background technology
Photovoltaic, two technology of photo-thermal are all to apply separately in practice conventionally, and solar energy resources is not well utilized.Having filled photovoltaic system does not have space to fill photo-thermal system, and having filled photo-thermal system does not have space to fill photovoltaic system, and therefore, how photovoltaic and photo-thermal being organically combined is a current research heat subject.Current, photovoltaic distributed power generation is again a kind of novel, tool generating with broad prospects for development and comprehensive utilization of energy mode, it advocates generating nearby, grid-connected nearby, conversion nearby, the principle of using nearby, not only can effectively improve the energy output of same size photovoltaic plant, also efficiently solves the loss problem of electric power in boosting and transporting for long-distance simultaneously.Do not find temporarily now the photovoltaic and photothermal integral distributed system relating in the present invention.
Summary of the invention
Technical problem to be solved by this invention is to provide a kind of quick reworked photovoltaic and photothermal integral distributed system, the waste heat that it can not only effectively utilize transfer process to produce, and can improve photoelectric conversion efficiency, thereby improve the solar energy composite utilization ratio of unit are, the cost that greatly reduces photovoltaic and photothermal, is conducive to large-scale promotion.
The present invention solves above-mentioned technical problem by following technical proposals: a kind of quick reworked photovoltaic and photothermal integral distributed system, it is characterized in that, it comprises photovoltaic and photothermal integral assembly, combining inverter, attemperater, water pump, intelligent electric meter, photovoltaic and photothermal comprehensive monitor, valve, spray head, photovoltaic and photothermal integral assembly is connected with combining inverter, valve is all connected with photovoltaic and photothermal integral assembly by water pipe with attemperater, attemperater is connected with spray head, valve is connected with water pump, combining inverter is electrically connected to city, between combining inverter and civil power, be provided with intelligent electric meter and photovoltaic and photothermal comprehensive monitor.
Preferably, described photovoltaic and photothermal integral assembly comprises the board-like heat-absorbing plate core of metal foil, solar photovoltaic assembly, warming plate, and the board-like heat-absorbing plate core of metal foil is between solar photovoltaic assembly and warming plate.
Preferably, described combining inverter comprises DC chopper circuit, inverter control circuit, between DC chopper circuit and inverter control circuit, by DC bus, is connected.
Preferably, described photovoltaic and photothermal comprehensive monitor is monitored combining inverter and hot-water heating system by wired or wireless mode.
Positive progressive effect of the present invention is: the present invention can be cooling by photovoltaic cell in time, the heat that battery temperature is raise is recycled, can make the temperature of battery maintain a lower level, can obtain again extra hot income, the waste heat that can not only effectively utilize transfer process to produce, and can improve photoelectric conversion efficiency, thus improve the solar energy composite utilization ratio of unit are, the cost that greatly reduces photovoltaic and photothermal, is conducive to large-scale promotion.
Accompanying drawing explanation
Fig. 1 is the structural representation of the quick reworked photovoltaic and photothermal integral of the present invention distributed system.
Fig. 2 is the decomposition texture schematic diagram of photovoltaic and photothermal integral assembly of the present invention.
Embodiment
Below in conjunction with accompanying drawing, provide preferred embodiment of the present invention, to describe technical scheme of the present invention in detail.
As shown in Figure 1, the quick reworked photovoltaic and photothermal integral of the present invention distributed system comprises photovoltaic and photothermal integral assembly (PVT assembly) 1, combining inverter 2, attemperater 3, water pump 4, intelligent electric meter 5, photovoltaic and photothermal comprehensive monitor 6, valve 8, spray head 9, photovoltaic and photothermal integral assembly 1 is connected with combining inverter 2, valve 8 is all connected with photovoltaic and photothermal integral assembly 1 by water pipe with attemperater 3, attemperater 3 is connected with spray head 9, valve 8 is connected with water pump 4, combining inverter 2 is connected with civil power 10, between combining inverter 2 and civil power 10, be provided with intelligent electric meter 5 and photovoltaic and photothermal comprehensive monitor 6.
Photovoltaic and photothermal integral assembly 1 and outside serial connection/and connect after be connected with combining inverter 2, after absorbing the technical finesses such as the direct current producing after illumination energy boosts by combining inverter 2, inversion, filtering, produce and meet the alternating current that electrical network requires, then by intelligent electric meter 5, measure, a part is for internal load, redundance feed-in electrical network, insufficient section supplements from electrical network.Photovoltaic and photothermal integral assembly 1 is connected with water pump 4, valve 8, attemperater 3 etc. by water pipe on the other hand, the power supply of water pump 4 is provided by sun the subject of knowledge and the object of knowledge electricity, water pump 4 is drawn into cold water, by interconnection water pipe, enter photovoltaic and photothermal integral assembly 1, after heating by heat-absorbing plate core, produce hot water and be stored in the middle of water tank.
As shown in Figure 2, photovoltaic and photothermal integral assembly 1 comprises the board-like heat-absorbing plate core 12 of metal foil, solar photovoltaic assembly 11, warming plate 13, and the board-like heat-absorbing plate core 12 of metal foil is between solar photovoltaic assembly 11 and warming plate 13.The board-like heat-collecting plate core 12 of metal foil and warming plate 13 are all coordinated and are fixed on fast between solar photovoltaic assembly 11 back sides and metal outer frame with the back of the body frame of metal outer frame by metal clip 14; Be specially: metal clip 14 is a U-shaped resilient metal member, be distributed with some metal clip container cavities on the side of warming plate 13, this U-shaped resilient metal member is built in metal clip container cavity.U-shaped resilient metal member is at the board-like heat-absorbing plate core 12 of metal foil and warming plate embedding solar photovoltaic assembly 11 and after carrying on the back between frame, one end props up the board-like heat-absorbing plate core 12 of metal foil, the other end props up the back of the body frame of metal outer frame, and the front of the board-like heat-collecting plate core 12 of metal foil is close to the back side of solar photovoltaic assembly by elastic deformation power.
Combining inverter comprises DC chopped-wave (DC/DC) circuit 21, inversion (DC/AC) control circuit 22, crosses DC bus 7 and be connected between DC chopped-wave (DC/DC) circuit and inversion (DC/AC) control circuit.When realizing buck, DC/DC circuit can also realize the maximal power tracing to solar photovoltaic assembly, in illumination variation situation, obtain all the time ceiling capacity output, DC/AC control circuit and produce qualified alternating current after by filter circuit, supply internal load is used or is incorporated to civil power.
Photovoltaic and photothermal comprehensive monitor is the central control equipment that photovoltaic generation and photo-thermal heat production water are monitored and controlled, it can carry out remote monitoring to combining inverter (operation conditions, service data, generating situation etc.) and hot-water heating system (water temperature, high water tank, flow, valve state etc.) by wired (as: power line carrier PLC) or wireless (as: WiFi), guarantees the safe and reliable operation of whole system.Solar photovoltaic assembly becomes direct current by photoelectric conversion, then is transformed into by combining inverter the alternating current that meets electrical network requirement, and supply load is used or be incorporated to civil power; The board-like heat-absorbing plate core of metal foil is close to solar module north, forms photovoltaic and photothermal integral assembly after enclosing warming plate, by recirculated water, absorbs heat, produces hot water storage in attemperater.The present invention can transform fast existing distributed photovoltaic power generation system in the situation that not increasing any space, realizes photovoltaic and photothermal integral system, can not change any parts of original electro-optical package, and retrofit process is reversible, detachable in transformation process.
The quick adaptation step to existing distributed photovoltaic system that the present invention mentions is: from roof, take off solar photovoltaic assembly; Embed the board-like heat-absorbing plate core of metal foil, be close to back panel of solar photovoltaic module; By metal clip, the board-like heat-absorbing plate core of metal foil and solar photovoltaic assembly are fixed; Apply warming plate, reserved good intake-outlet; Reinstall roofing, and start to lay water pipe.The present invention not only can ensure the basicly stable of solar cell plate temperature and generating efficiency, and can produce heat energy, to user, provides hot water, thereby has increased substantially the utilance of battery efficiency and low-temperature heat quantity, has realized higher overall efficiency.
Above-described specific embodiment; the technical problem of solution of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the foregoing is only specific embodiments of the invention; be not limited to the present invention; within the spirit and principles in the present invention all, any modification of making, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (4)
1. a quick reworked photovoltaic and photothermal integral distributed system, it is characterized in that, it comprises photovoltaic and photothermal integral assembly, combining inverter, attemperater, water pump, intelligent electric meter, photovoltaic and photothermal comprehensive monitor, valve, spray head, photovoltaic and photothermal integral assembly is connected with combining inverter, valve is all connected with photovoltaic and photothermal integral assembly by water pipe with attemperater, attemperater is connected with spray head, valve is connected with water pump, combining inverter is electrically connected to city, between combining inverter and civil power, be provided with intelligent electric meter and photovoltaic and photothermal comprehensive monitor.
2. quick reworked photovoltaic and photothermal integral distributed system as claimed in claim 1, it is characterized in that, described photovoltaic and photothermal integral assembly comprises the board-like heat-absorbing plate core of metal foil, solar photovoltaic assembly, warming plate, and the board-like heat-absorbing plate core of metal foil is between solar photovoltaic assembly and warming plate.
3. quick reworked photovoltaic and photothermal integral distributed system as claimed in claim 1, is characterized in that, described combining inverter comprises DC chopper circuit, inverter control circuit, between DC chopper circuit and inverter control circuit, by DC bus, is connected.
4. quick reworked photovoltaic and photothermal integral distributed system as claimed in claim 1, is characterized in that, described photovoltaic and photothermal comprehensive monitor carries out overall monitor by wired or wireless mode to combining inverter and hot-water heating system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410294072.1A CN104092439A (en) | 2014-06-24 | 2014-06-24 | Quickly improved photovoltaic photo-thermal integral distributed system |
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| CN201410294072.1A CN104092439A (en) | 2014-06-24 | 2014-06-24 | Quickly improved photovoltaic photo-thermal integral distributed system |
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| CN104092439A true CN104092439A (en) | 2014-10-08 |
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| CN201410294072.1A Pending CN104092439A (en) | 2014-06-24 | 2014-06-24 | Quickly improved photovoltaic photo-thermal integral distributed system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106130473A (en) * | 2016-06-15 | 2016-11-16 | 冯卓林 | A kind of distributed smooth power station hot water machine structure |
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| CN102290476A (en) * | 2011-06-27 | 2011-12-21 | 南京大学 | Photovoltaic photo-thermal energy storage device |
| CN202817006U (en) * | 2012-09-29 | 2013-03-20 | 金坛正信光伏电子有限公司 | Water cooling assembly photo-thermal integrated system |
| CN103199564A (en) * | 2013-04-18 | 2013-07-10 | 山东圣阳电源股份有限公司 | Intelligent power grid distributed self-supporting photovoltaic power supply system |
| WO2013183002A2 (en) * | 2012-06-05 | 2013-12-12 | Michal Masaryk | System and method of cooling of photovoltaic panel and method of installation of system |
| CN203984349U (en) * | 2014-06-24 | 2014-12-03 | 无锡马丁格林光伏科技有限公司 | Quick reworked photovoltaic and photothermal integral distributed system |
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2014
- 2014-06-24 CN CN201410294072.1A patent/CN104092439A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201844571U (en) * | 2010-09-30 | 2011-05-25 | 山东科明太阳能光伏有限公司 | Photoelectric and photo-thermal complementing sun light energy utilization system |
| CN102290476A (en) * | 2011-06-27 | 2011-12-21 | 南京大学 | Photovoltaic photo-thermal energy storage device |
| WO2013183002A2 (en) * | 2012-06-05 | 2013-12-12 | Michal Masaryk | System and method of cooling of photovoltaic panel and method of installation of system |
| CN202817006U (en) * | 2012-09-29 | 2013-03-20 | 金坛正信光伏电子有限公司 | Water cooling assembly photo-thermal integrated system |
| CN103199564A (en) * | 2013-04-18 | 2013-07-10 | 山东圣阳电源股份有限公司 | Intelligent power grid distributed self-supporting photovoltaic power supply system |
| CN203984349U (en) * | 2014-06-24 | 2014-12-03 | 无锡马丁格林光伏科技有限公司 | Quick reworked photovoltaic and photothermal integral distributed system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106130473A (en) * | 2016-06-15 | 2016-11-16 | 冯卓林 | A kind of distributed smooth power station hot water machine structure |
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Application publication date: 20141008 |