CN204145410U - Photovoltaic and photothermal building integration system - Google Patents

Photovoltaic and photothermal building integration system Download PDF

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Publication number
CN204145410U
CN204145410U CN201420198367.4U CN201420198367U CN204145410U CN 204145410 U CN204145410 U CN 204145410U CN 201420198367 U CN201420198367 U CN 201420198367U CN 204145410 U CN204145410 U CN 204145410U
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CN
China
Prior art keywords
photovoltaic
photothermal
integration system
plate
building integration
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Withdrawn - After Issue
Application number
CN201420198367.4U
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Chinese (zh)
Inventor
王璋元
杨晚生
张向美
邱峰
赵旭东
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Guangdong University of Technology
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Guangdong University of Technology
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Priority to CN201420198367.4U priority Critical patent/CN204145410U/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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/10Photovoltaic [PV]
    • 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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/20Solar thermal
    • 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
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00Integration of renewable energy sources in buildings
    • Y02B10/70Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
    • 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
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/44Heat exchange systems
    • 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

Abstract

The utility model relates to a kind of photovoltaic and photothermal building integration system.Include photovoltaic and photothermal module, hot water pipeline, cold water pipes, plate-type exchanger, water tank, once-through cycle water pump, storage battery, inverter controller and ancillary heating equipment, wherein plate-type exchanger is by hot water pipeline and cold water pipes and photovoltaic and photothermal model calling, water tank is connected with plate-type exchanger and water tank is connected with plate-type exchanger by once-through cycle water pump, and photovoltaic and photothermal module is connected with once-through cycle water pump by storage battery and inverter controller.The utility model significantly can reduce architectural energy consumption and finally realize zero energy consumption (or close to zero energy consumption), can reduce the consumption of building fossil fuel, increases regenerative resource (solar energy) utilance, reduces the carbon emission of building.The utility model is that one improves conductive coefficient greatly, has better heat-transfer effect, and can reduce system cost, improves the photovoltaic and photothermal building integration system of heat transfer efficiency.

Description

Photovoltaic and photothermal building integration system
Technical field
The utility model belongs to new forms of energy and energy-saving building technology field, particularly a kind of photovoltaic and photothermal building integration system.Belong to the innovative technology of photovoltaic and photothermal building integration system.
Background technology
Solar energy is as a kind of important sustainable energy, and reserves are unlimited, cleanliness without any pollution.Effectively utilize solar energy to realize architectural power supply heat supply, can reach energy-conservation, while material-saving, the object that economizes on resources, the target realizing domestic and international energy-saving and emission-reduction and develop sustainable energy be of great practical significance.In the process of building integration, the photovoltaic and photothermal solar building integration system of formation, its solar cell assembly not only as energy device, also can be used as roofing or wall covering, both power supply energy-saving, saves building materials again; Solar energy optical-thermal assembly not only can play the effect reducing photovoltaic battery temperature, improve photoelectric efficiency, but also can output hot water.Therefore photovoltaic and photothermal solar technology and Integration of building aspect, have good economic benefit and application prospect.
Photovoltaic and photothermal building integration system has plate and light-focusing type two kinds, plate because structure is simple, can on the basis of common heat collector process and remould, and be easy to be combined with building, therefore study comparatively extensive.Photovoltaic and photothermal building integration system can also be divided into be had canopy-type and without canopy-type, have higher battery efficiency, but fluid outlet temperature is not high without canopy-type; Have canopy-type to have the higher heat efficiency and fluid outlet temperature, but cover plate can reduce the transmitance of incident light, battery efficiency is declined.According to the difference of cooling fluid, photovoltaic and photothermal building integration system also can be divided into water-cooling type, Luftgekuhlte rotierende and heat pipe type, Luftgekuhlte rotierende has winter without freezing, corrosion-free, without bearing requirements, low cost and other advantages, but its heat-transfer effect is far below water-cooling type, water-cooling type efficiency is higher than Luftgekuhlte rotierende, heat pipe type has high-termal conductivity and good isothermal, the heat transfer area of cold and hot both sides can change arbitrarily, remotely transferring can be realized, and temperature-controllable, not only can ensure to stablize, continuously, unified photovoltaic battery temperature, the working temperature of photovoltaic cell can also be regulated at any time, improve photoelectric conversion efficiency.
But there is the problems such as starting characteristic (startup especially under cold environment cryogenic conditions) and cost in heat pipe type system, have impact on its development in field of solar energy utilization and popularization to a certain extent.For overcoming heat pipe type system Problems existing, insider introduces the phase-change material with good heat storage capacity.Phase-change material has the advantages such as storage heat density is large, storage heat container volume is little, the heat efficiency is high, suction exothermic temperature is constant, but also there is the low shortcoming of conductive coefficient.
Utility model content
For prior art Problems existing, the purpose of this utility model is to provide one greatly to improve conductive coefficient, has better heat-transfer effect, reduces system cost, improves the photovoltaic and photothermal building integration system of heat transfer efficiency.The utility model is reasonable in design, convenient and practical.
The technical solution of the utility model is: photovoltaic and photothermal building integration system of the present utility model, include photovoltaic and photothermal module, hot water pipeline, cold water pipes, plate-type exchanger, water tank, once-through cycle water pump, storage battery, inverter controller and ancillary heating equipment, wherein plate-type exchanger is by hot water pipeline and cold water pipes and photovoltaic and photothermal model calling, water tank is connected with plate-type exchanger and water tank is connected with plate-type exchanger by once-through cycle water pump, photovoltaic and photothermal module is connected with once-through cycle water pump by storage battery and inverter controller, above-mentioned photovoltaic and photothermal module includes glass cover-plate, photovoltaic cell, U-shaped fin, composite porous, heat transfer unit (HTU) and insulation material, wherein composite porously be placed in insulation material, U-shaped fin be installed in composite porous in, heat transfer unit (HTU) is installed in U-shaped fin, the capillary wick storing working medium is installed in heat transfer unit (HTU), photovoltaic cell is installed in the outside of heat transfer unit (HTU), and glass cover-plate is installed in the outside of photovoltaic cell.
Photovoltaic and photothermal building integration system of the present utility model adopts has the photovoltaic and photothermal module leading heat accumulation function, and in phase-change material, add high heat conducting metal fillings make composite porous, not only can improve phase-change material heat conductivility, greatly improve its conductive coefficient, there is better heat-transfer effect in thermal energy storage process, heat transfer unit (HTU) quantity can also be reduced, reduce system cost, realize refuse reclamation, make heat transfer unit (HTU) Effec-tive Function at low temperatures simultaneously, improve heat transfer efficiency.Compared with solar energy system traditional in prior art, the utility model tool has the following advantages:
(1) the utility model photovoltaic and photothermal building integration system can be routed to common building body of wall (or balcony) outer surface or replace common building exterior wall (or balcony), composite porous and the application that the utility model application is made up of phase-change material and metal fillings has the photovoltaic and photothermal module leading heat accumulation function, this system not only has the characteristics such as low cost, refuse reclamation, simple installation, and have and effectively utilize outer surface of building, without the need to extra land used or add and build other facilities; Save outer exterior material, external form is more attractive in appearance; Alleviate electricity needs; Reduce summer air conditioning load, improve the advantages such as room wind-heat environment; Have more the features such as heat transfer is strong, thermal resistance is low, efficiency is high, energy consumption is little, transmission range is long, flexible structure, wide application.
(2) the utility model composite porous be improved lead heat storage capacity, the heat exchange resistance coefficient of reduction, the conductive coefficient of raising and the quantity of heat storage of increase.Effectively can improve photovoltaic and photothermal building integration system efficiency like this, greatly reduce system configuration complexity and cost, realize refuse reclamation simultaneously.
(3) photovoltaic and photothermal module is adopted prefabrication system fabrication and installation by the utility model, can shorten the building time, easy installation steps.
The utility model is that a kind of design is ingenious, function admirable, convenient and practical photovoltaic and photothermal building integration system.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the utility model photovoltaic and photothermal building integration system;
Fig. 2 is the structural representation of the utility model photovoltaic and photothermal module
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Accompanying drawing 1 is schematic diagram of the present utility model, volt photo-thermal building integration system of the present utility model, include photovoltaic and photothermal module 1, hot water pipeline 2, cold water pipes 3, plate-type exchanger 4, water tank 5, once-through cycle water pump 6, storage battery 7, inverter controller 8 and ancillary heating equipment 18, wherein plate-type exchanger 4 is connected with photovoltaic and photothermal module 1 by hot water pipeline 2 and cold water pipes 3, water tank 5 is connected with plate-type exchanger 4 and water tank 5 is connected with plate-type exchanger 4 by once-through cycle water pump 6, photovoltaic and photothermal module 1 is connected with once-through cycle water pump 6 by storage battery 7 and inverter controller 8.
In the present embodiment, in above-mentioned water tank 5, be also provided with ancillary heating equipment 18.Cold water inlet 9 and hot water outlet 10 is provided with in above-mentioned water tank 5.Above-mentioned photovoltaic and photothermal module 1 is connected with household electrical appliance by storage battery 7 and inverter controller 8.
In the present embodiment, the structural representation of above-mentioned photovoltaic and photothermal module 1 as shown in Figure 2.Include glass cover-plate 11, photovoltaic cell 12, U-shaped fin 13, composite porous 14, heat transfer unit (HTU) 15 and insulation material 17, wherein composite porous 14 be placed in insulation material 17, U-shaped fin 13 is installed in composite porous 14, heat transfer unit (HTU) 15 is installed in U-shaped fin 13, the capillary wick 16 storing working medium is installed in heat transfer unit (HTU) 15, photovoltaic cell 12 is installed in the outside of heat transfer unit (HTU) 15, and glass cover-plate 11 is installed in the outside of photovoltaic cell 12.Solar radiation is irradiated in photovoltaic and photothermal module 1 through glass cover-plate 11, and wherein a part of solar radiation is absorbed by photovoltaic cell 12.This part solar radiation is converted into electric energy by photovoltaic cell 12.Along with photovoltaic cell 12 constantly output electric energy, its surface temperature also constantly rises, thus produces a part of heat.This part heat is passed to heat transfer unit (HTU) 15 by leading accumulation of heat effect by composite porous 14, and heat transfer unit (HTU) 15 absorbs heat and the working medium evaporation will stored in its capillary wick 16.In the present embodiment, to be above-mentionedly composite porously made up of phase-change material and metal fillings.
In the present embodiment, above-mentioned glass cover-plate is the dull and stereotyped or glass tube of individual layer or double glazing.Above-mentioned glass tube can be column type or semicircle column type.Above-mentioned double glazing is dull and stereotyped or glass tube is middle vacuumizes or fills inert gas.Above-mentioned heat transfer unit (HTU) is general heat pipe or loop circuit heat pipe.
Operation principle of the present utility model is: solar radiation is irradiated in photovoltaic and photothermal module 1 through glass cover-plate 11, and wherein a part of solar radiation is absorbed by photovoltaic cell 12.This part solar radiation is converted into electric energy by photovoltaic cell 12.Along with photovoltaic cell 12 constantly output electric energy, its surface temperature also constantly rises, thus produces a part of heat.This part heat is passed to heat transfer unit (HTU) 15 by leading accumulation of heat effect by composite porous 14, and heat transfer unit (HTU) 15 absorbs heat and the working medium evaporation will stored in its capillary wick 16.Under once-through cycle water pump 6 acts on, after the cold water 9 in water tank 5 absorbs this part heat, by heat storage in water tank 5, and provide hot water 10 for user.The direct current constantly changed with solar radiation is stored up or changes 220V standard electric alternating current supply-water pump into or household electrical appliance directly use by storage battery 7 and inverter controller 8.Ancillary heating equipment 18 can water in auxiliary heating water tank under low solar radiation weather.In the present embodiment, ancillary heating equipment 18 can be electric heater.
It is to be noted that the effect of above-mentioned phase-change material is only store heat, in suction exothermic process, there is not state variation.When having solar radiation daytime, unnecessary heat storage gets up by phase-change material, reduces the temperature of photovoltaic cell, improves photoelectric efficiency; When between the lights without solar radiation, the heat of storage is passed to heat transfer unit (HTU) by phase-change material, makes it normally work at low temperatures, efficiently utilizes waste heat, obtain hot water.The effect of storage battery and inverter controller is stored up by the direct current constantly changed with solar radiation or changes 220V standard electric alternating current supply-water pump into or household electrical appliance directly use.Ancillary heating equipment (as electric heater) can water in auxiliary heating water tank under low solar radiation weather.
The photovoltaic and photothermal module that the utility model can be routed to common building body of wall (or balcony) outer surface or replacement common building exterior wall (or balcony) is made up of photovoltaic cell, cover glass cover plate on it, bottom and heat transfer unit (HTU) are closely affixed.The surrounding parcel insulation material of photovoltaic and photothermal module.Fill gaps between photovoltaic cell and insulation material is composite porous.

Claims (9)

1. a photovoltaic and photothermal building integration system, it is characterized in that including photovoltaic and photothermal module (1), hot water pipeline (2), cold water pipes (3), plate-type exchanger (4), water tank (5), once-through cycle water pump (6), storage battery (7), inverter controller (8) and ancillary heating equipment (18), wherein plate-type exchanger (4) is connected with photovoltaic and photothermal module (1) by hot water pipeline (2) and cold water pipes (3), water tank (5) is connected with plate-type exchanger (4) and water tank (5) is connected with plate-type exchanger (4) by once-through cycle water pump (6), photovoltaic and photothermal module (1) is connected with once-through cycle water pump (6) by storage battery (7) and inverter controller (8), above-mentioned photovoltaic and photothermal module (1) includes glass cover-plate (11), photovoltaic cell (12), U-shaped fin (13), composite porous (14), heat transfer unit (HTU) (15) and insulation material (17), wherein composite porous (14) are placed in insulation material (17), U-shaped fin (13) is installed in composite porous (14), heat transfer unit (HTU) (15) is installed in U-shaped fin (13), the capillary wick (16) storing working medium is installed in heat transfer unit (HTU) (15), photovoltaic cell (12) is installed in the outside of heat transfer unit (HTU) (15), glass cover-plate (11) is installed in the outside of photovoltaic cell (12).
2. photovoltaic and photothermal building integration system according to claim 1, is characterized in that also being provided with ancillary heating equipment (18) in above-mentioned water tank (5).
3. photovoltaic and photothermal building integration system according to claim 1, is characterized in that being provided with cold water inlet (9) and hot water outlet (10) in above-mentioned water tank (5).
4. photovoltaic and photothermal building integration system according to claim 1, is characterized in that above-mentioned photovoltaic and photothermal module (1) is connected with household electrical appliance by storage battery (7) and inverter controller (8).
5. photovoltaic and photothermal building integration system according to claim 1, is characterized in that above-mentioned glass cover-plate is the dull and stereotyped or glass tube of individual layer or double glazing.
6. photovoltaic and photothermal building integration system according to claim 5, is characterized in that above-mentioned glass tube can be column type or semicircle column type.
7. photovoltaic and photothermal building integration system according to claim 5, is characterized in that above-mentioned double glazing is dull and stereotyped or glass tube is middle and vacuumizes or fill inert gas.
8. the photovoltaic and photothermal building integration system according to any one of claim 1 to 7, is characterized in that above-mentioned heat transfer unit (HTU) is general heat pipe or loop circuit heat pipe.
9. photovoltaic and photothermal building integration system according to claim 8, is characterized in that above-mentioned to be composite porously made up of phase-change material and metal fillings.
CN201420198367.4U 2014-04-23 2014-04-23 Photovoltaic and photothermal building integration system Withdrawn - After Issue CN204145410U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420198367.4U CN204145410U (en) 2014-04-23 2014-04-23 Photovoltaic and photothermal building integration system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420198367.4U CN204145410U (en) 2014-04-23 2014-04-23 Photovoltaic and photothermal building integration system

Publications (1)

Publication Number Publication Date
CN204145410U true CN204145410U (en) 2015-02-04

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Family Applications (1)

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CN201420198367.4U Withdrawn - After Issue CN204145410U (en) 2014-04-23 2014-04-23 Photovoltaic and photothermal building integration system

Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103986414A (en) * 2014-04-23 2014-08-13 广东工业大学 Photovoltaic photo-thermal building integrated system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103986414A (en) * 2014-04-23 2014-08-13 广东工业大学 Photovoltaic photo-thermal building integrated system

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C14 Grant of patent or utility model
GR01 Patent grant
AV01 Patent right actively abandoned

Granted publication date: 20150204

Effective date of abandoning: 20160817

C25 Abandonment of patent right or utility model to avoid double patenting