CN205319995U - Photovoltaic light and heat system - Google Patents

Photovoltaic light and heat system Download PDF

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Publication number
CN205319995U
CN205319995U CN201521124999.7U CN201521124999U CN205319995U CN 205319995 U CN205319995 U CN 205319995U CN 201521124999 U CN201521124999 U CN 201521124999U CN 205319995 U CN205319995 U CN 205319995U
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CN
China
Prior art keywords
water
photovoltaic
solar
controller
water tank
Prior art date
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.)
Expired - Fee Related
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CN201521124999.7U
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Chinese (zh)
Inventor
王建军
宁兆伟
冯涛
梁丛武
张健超
黄涛华
石云
汤栋
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Nantong Amerisolar New Energy Technology Co Ltd
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Nantong Amerisolar New Energy Technology Co Ltd
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Priority to CN201521124999.7U priority Critical patent/CN205319995U/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/60Thermal-PV hybrids

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  • Photovoltaic Devices (AREA)

Abstract

The utility model discloses a photovoltaic light and heat system, including photovoltaic power generation system, solar water heating system, water supply system and control system. Wherein photovoltaic power generation system includes photovoltaic module, collection flow box, photovoltaic controller, battery and leaves the net dc -to -ac converter, solar water heating system includes solar collector, holding water box and controller, water supply system includes level sensor, water tank and water pump, control system includes the controller. The electric energy of photovoltaic module production is stored in the battery, and load and user's load in converting alternating current confession solar water heating system, water supply system, control system into from the net dc -to -ac converter are used. The utility model discloses effectively realize the integration of solar photovoltaic electricity generation and light and heat, both saved the cost, it is energy -concerving and environment -protective again, the potential application of full play solar energy.

Description

A kind of photo-thermal system
Technical field
This utility model relates to Application of Solar Energy field, particularly relates to a kind of system being utilized solar energy by photovoltaic effect and photo-thermal effect.
Background technology
Along with signaling for help repeatedly of the traditional fuel resource such as coal, oil, the harm that environment is caused by the use of non-renewable energy resources increasingly sharpens, and energy problem is increasingly becoming the bottleneck of restriction international community economic development. Given this situation is planted, countries in the world are all in Devoting Major Efforts To Developing regenerative resource, such as solar energy, biomass energy, wind energy, water energy and geothermal energy etc., among these regenerative resources, solar energy is inexhaustible, nexhaustible as one, cleaning, free of contamination new forms of energy are of great interest. Increasing country comes into effect " sunlight program ", develops solar energy resources, seeks the new power of economic development.
Two application the most widely of current solar energy are solar photovoltaic generation system and solar energy hot systems, photovoltaic generation is that solar energy is converted directly into the electric energy of cleaning by the photovoltaic effect utilizing quasiconductor, along with various countries' attention to photovoltaic generation, photovoltaic industry obtained swift and violent development in recent years, and installed capacity is being constantly increasing; Solar energy optical-thermal is then collected by solar radiant energy, convert light energy into heat energy to be used, currently mainly it is applied in solar water heater and the big field of photo-thermal power generation two, China's solar energy optical-thermal Industry Quick Development in recent years, along with the reduction of solar water heater cost, huge numbers of families just come into by water heater.
Solar water heater is converted into heat energy solar energy, and from low temperature, water is heated to high-temperature, to meet people's hot water use in life, production. The basic structure of current solar water heater is all made up of all-glass vacuum thermal-collecting tube (or collecting plate), attemperater, support and related accessories, solar energy is converted to heat energy and relies primarily on glass heat-collecting vacuum tube. Thermal-collecting tube is high by sunlight shadow surface temperature, and thermal-collecting tube opaco temperature is low, and in managing, aquiform stool produces temperature difference reaction, utilizes the principle that hot water floating cold water sinks, and makes water produce microcirculation and reach required hot water. In order to meet overcast and rainy at continuous print or use solar water heater when illumination in winter is more weak, existing water heater is provided with the heating function of auxiliary, and as utilized electric heater heat, adopting civil power is that it is powered.
Owing to solar energy can also be converted to electric energy by photovoltaic effect, if solar water heater and solar energy power generating are combined, it will be possible to ensure that under any circumstance water heater can play the effect of its application, also make use of solar energy to greatest extent.All comparing shortage especially for some outlying districts, electric power and water resource, the effect of solar water heater and photovoltaic generation use in conjunction will be more significant.
Utility model content
For problem above, the purpose of this utility model is to provide a kind of photo-thermal system, by integrated as a whole to photovoltaic generation and photo-thermal, opto-thermal system needs the auxiliary electrical heater of the function such as water heater of electricity consumption, electric power that the operation etc. of water pump is produced by photovoltaic generating system provide, give full play to the application potential of solar energy.
Realizing the technical solution of the utility model is: a kind of photo-thermal system, including photovoltaic generating system, solar water heating system, water system and control system, it is characterised in that:
Described photovoltaic generating system includes photovoltaic module, header box, photovoltaic controller, accumulator and off-network inverter, the electrical power storage that wherein photovoltaic module produces is in accumulator, and unidirectional current is converted to alternating current for the load in solar water heating system, water system, control system and user load by off-network inverter;
Described solar water heating system includes solar thermal collector, attemperater and controller, and controller is used for controlling the moisturizing of attemperater, heating and temperature;
Described water system includes level sensor, water tank and water pump, and level sensor is arranged in water tank, and subsoil water is evacuated in water tank by water pump, and by the height fall of water tank with described attemperater, the latter is stablized moisturizing;
Described control system includes controller, and controller operates accordingly according to the signal of level sensor feedback in water tank, and when the water tank level is too low, the motor of controller feed pump sends instruction, automatically starts water pump feed-tank moisturizing.
Described photovoltaic module is Crystalline Silicon PV Module, amorphous silicon film photovoltaic assembly, CIGS thin-film photovoltaic module (CIGS) or cadmium telluride (CdTe) membrane photovoltaic component.
Described off-network inverter is provided with mains electricity input end mouth, and when accumulator electric-quantity is under-voltage not, photovoltaic generating system will automatically switch to civil power powering load.
Described accumulator is lead-acid accumulator, colloid storage battery or ferric phosphate lithium cell.
Compared with prior art, the beneficial effects of the utility model are in that:
(1) this utility model effectively realizes the integrated of solar energy power generating and photo-thermal, and photovoltaic generation is utilized by opto-thermal system, both provides cost savings, again energy-conserving and environment-protective, gives full play to the application potential of solar energy;
(2) electric energy that in this utility model, photovoltaic generating system produces is except being supplied to opto-thermal system, it is also possible to directly uses for user, plays the benefit that this system is maximum;
(3) this utility model water system is with subsoil water for water source, it is not necessary to tap water, and photovoltaic generating system can provide system required electric power completely simultaneously, and therefore this photo-thermal system is very suitable for the outlying district that hydroelectric facility all lacks very much.
Accompanying drawing explanation
Fig. 1 is the structured flowchart of a kind of photo-thermal system of this utility model.
In figure: 1, photovoltaic generating system, 11, photovoltaic module, 12, header box, 13, photovoltaic controller, 14, accumulator, 15, off-network inverter, 2, solar water heating system, 21, solar thermal collector, 22, attemperater, 23, controller, 3, water system, 31, water pump, 32, water tank, 33, level sensor, 4, control system, 41, controller.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As it is shown in figure 1, a kind of photo-thermal system, including photovoltaic generating system 1, solar water heating system 2, water system 3 and control system 4.Described photovoltaic generating system 1 includes photovoltaic module 11, header box 12, photovoltaic controller 13, accumulator 14 and off-network inverter 15, the electrical power storage that wherein photovoltaic module 11 produces is in accumulator 14, and unidirectional current produced by photovoltaic generating system 1 is converted to alternating current for the load in solar water heating system 2, water system 3, control system 4 and user load by off-network inverter 15; Described solar water heating system 2 includes solar thermal collector 21, attemperater 22 and controller 23, and controller 23 is used for controlling the moisturizing of attemperater 22, heating and temperature; Described water system 3 includes level sensor 33, water tank 32 and water pump 31, and level sensor 33 is arranged in water tank 32, and subsoil water is evacuated in water tank 32 by water pump 31, and by the height fall of water tank 32 with described attemperater 22, the latter is stablized moisturizing; Described control system 4 includes controller 41, controller 41 operates accordingly according to the signal of level sensor 33 feedback in water tank 32, when water tank 32 water level is too low, the motor of controller 41 feed pump 31 sends instruction, automatically starts water pump 31 feed-tank 32 moisturizing.
Being provided with mains electricity input end mouth on described off-network inverter 15, when accumulator 14 electricity is under-voltage not, photovoltaic generating system 1 will automatically switch to civil power powering load.
The operation principle of a kind of photo-thermal system that this utility model describes is: when illumination is stronger, accumulator is charged by the photovoltaic module in photovoltaic generating system by photovoltaic controller, by electrical power storage in wherein, when solar water heating system, water system and control the load of system or when user needs electricity consumption, then it is that sine wave alternating current is for load by off-network inverter by DC inverter; Solar thermal collector in solar water heating system is converted into heat energy solar energy, is heated by water, and when water temperature reaches setting value, controller can carry out corresponding operating, it is prevented that in water tank, water temperature raises further; Whether control system can according to the concrete condition of cistern water level in water system to water tank moisturizing. When illumination is more weak or overcast and rainy, the water temperature of attemperater does not reach design temperature, can start electric heater auxiliary heating by the system that arranges of controller, until it reaches design temperature.
Solar energy power generating and photo-thermal are effectively become one by this utility model, whole system uses solar energy completely, no matter under what weather condition, solar water heating system can play a role normally, and whole system can be completely independent of civil power, both provided cost savings, energy-conserving and environment-protective again, give full play to the application potential of solar energy, be very suitable for the outlying district that hydroelectric facility all lacks very much.
Of the present utility model ultimate principle and principal character and advantage thereof have more than been shown and described. The skilled worker of the industry it should be recognized that; this utility model is not by the restriction of above-mentioned implementing regulations; being only intended to described in above-mentioned implementing regulations and description illustrates principle of the present utility model; under the premise without departing from this utility model principle and scope; this utility model also can have various changes and modifications, and these changes and improvements broadly fall within the scope of claimed this utility model.

Claims (4)

1. a photo-thermal system, including photovoltaic generating system, solar water heating system, water system and control system, it is characterised in that:
Described photovoltaic generating system includes photovoltaic module, header box, photovoltaic controller, accumulator and off-network inverter, the electrical power storage that wherein photovoltaic module produces is in accumulator, and unidirectional current is converted to alternating current for the load in solar water heating system, water system, control system and user load by off-network inverter;
Described solar water heating system includes solar thermal collector, attemperater and controller, and controller is used for controlling the moisturizing of attemperater, heating and temperature;
Described water system includes level sensor, water tank and water pump, and level sensor is arranged in water tank, and subsoil water is evacuated in water tank by water pump, and by the height fall of water tank with described attemperater, the latter is stablized moisturizing;
Described control system includes controller, and controller operates accordingly according to the signal of level sensor feedback in water tank, and when the water tank level is too low, the motor of controller feed pump sends instruction, automatically starts water pump feed-tank moisturizing.
2. a kind of photo-thermal system as claimed in claim 1, it is characterised in that: described photovoltaic module is Crystalline Silicon PV Module, amorphous silicon film photovoltaic assembly, CIGS thin-film photovoltaic module or Cadimium telluride thin film photovoltaic module.
3. a kind of photo-thermal system as claimed in claim 1, it is characterised in that: described off-network inverter is provided with mains electricity input end mouth, and when accumulator electric-quantity is under-voltage not, photovoltaic generating system will automatically switch to civil power powering load.
4. a kind of photo-thermal system as claimed in claim 1, it is characterised in that: described accumulator is lead-acid accumulator, colloid storage battery or ferric phosphate lithium cell.
CN201521124999.7U 2015-12-31 2015-12-31 Photovoltaic light and heat system Expired - Fee Related CN205319995U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201521124999.7U CN205319995U (en) 2015-12-31 2015-12-31 Photovoltaic light and heat system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201521124999.7U CN205319995U (en) 2015-12-31 2015-12-31 Photovoltaic light and heat system

Publications (1)

Publication Number Publication Date
CN205319995U true CN205319995U (en) 2016-06-15

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106196628A (en) * 2015-05-08 2016-12-07 嘉善宝狐服饰有限公司 A kind of photo-thermal system
CN106374607A (en) * 2016-08-29 2017-02-01 珠海格力电器股份有限公司 Solar energy and heat pump hot water composite heat-supply system and control method therefor
CN106679195A (en) * 2017-02-10 2017-05-17 成都聚立汇信科技有限公司 Cyclic photovoltaic photothermal equipment
CN110593613A (en) * 2019-08-30 2019-12-20 河海大学常州校区 Solar photovoltaic photo-thermal open-air swimming pool system
CN116045530A (en) * 2023-03-06 2023-05-02 四川蜀旺新能源股份有限公司 Photovoltaic photo-thermal balance regulation and control system based on cogeneration

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106196628A (en) * 2015-05-08 2016-12-07 嘉善宝狐服饰有限公司 A kind of photo-thermal system
CN106374607A (en) * 2016-08-29 2017-02-01 珠海格力电器股份有限公司 Solar energy and heat pump hot water composite heat-supply system and control method therefor
CN106679195A (en) * 2017-02-10 2017-05-17 成都聚立汇信科技有限公司 Cyclic photovoltaic photothermal equipment
CN110593613A (en) * 2019-08-30 2019-12-20 河海大学常州校区 Solar photovoltaic photo-thermal open-air swimming pool system
CN116045530A (en) * 2023-03-06 2023-05-02 四川蜀旺新能源股份有限公司 Photovoltaic photo-thermal balance regulation and control system based on cogeneration
CN116045530B (en) * 2023-03-06 2023-06-27 四川蜀旺新能源股份有限公司 Photovoltaic photo-thermal balance regulation and control system based on cogeneration

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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: 20160615

Termination date: 20211231

CF01 Termination of patent right due to non-payment of annual fee