CN110943692A - Method for recycling heat energy of CIGS solar cell panel - Google Patents
Method for recycling heat energy of CIGS solar cell panel Download PDFInfo
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- CN110943692A CN110943692A CN201911282144.XA CN201911282144A CN110943692A CN 110943692 A CN110943692 A CN 110943692A CN 201911282144 A CN201911282144 A CN 201911282144A CN 110943692 A CN110943692 A CN 110943692A
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- air
- curtain wall
- wall cavity
- solar cell
- cell panel
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- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000004064 recycling Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 238000009423 ventilation Methods 0.000 claims description 18
- 230000005611 electricity Effects 0.000 claims description 3
- 238000000605 extraction Methods 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 3
- 238000010248 power generation Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000031700 light absorption Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Classifications
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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
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/40—Thermal components
- H02S40/44—Means to utilise heat energy, e.g. hybrid systems producing warm water and electricity at the same time
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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
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/40—Thermal components
- H02S40/42—Cooling means
- H02S40/425—Cooling means using a gaseous or a liquid coolant, e.g. air flow ventilation, water circulation
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/10—Photovoltaic [PV]
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/20—Solar thermal
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
-
- 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
-
- 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
Landscapes
- Photovoltaic Devices (AREA)
- Load-Bearing And Curtain Walls (AREA)
Abstract
The invention discloses a method for recycling heat energy of a CIGS solar cell panel, which comprises the following steps: the CIGS solar cell panel is arranged on the outer wall of a building, a curtain wall cavity is formed between the CIGS solar cell panel and the outer wall of the building, the lower part of the curtain wall cavity is provided with an air inlet, and the upper part of the curtain wall cavity is provided with an air outlet; an air outlet at the upper part of the curtain wall cavity is connected with a first air pipe, the other end of the first air pipe is connected with a pipeline fan box, the pipeline fan box is connected with a second air pipe, and the other end of the second air pipe is connected with an air suction port of the air source heat pump water heater; the hot air in the curtain wall cavity passes through the first air pipe, the pipeline fan box and the second air pipe and then the air outlet and finally enters the air inlet of the air source heat pump water heater, and the cold air generated after the air source heat pump water heater absorbs the heat of the hot air is exhausted into the atmosphere by the fan on the upper part of the air source heat pump water heater. The invention realizes the comprehensive utilization of heat energy, saves energy consumption and increases the utilization rate of heat energy.
Description
Technical Field
The invention relates to the field of heat energy application, in particular to a method for recycling heat energy of a CIGS solar cell panel.
Background
The CIGS solar cell panel has the advantages of strong light absorption capacity, good power generation stability, high conversion efficiency, long daytime power generation time, high power generation amount, low production cost, short energy recovery period and the like. The traditional CIGS solar cell panel is usually arranged on the outer wall of a building, a cavity is formed between the cell panel and the outer wall of the building, the CIGS solar cell panel absorbs solar energy under the irradiation of sunlight, and the heat is continuously dissipated in the power generation process, so that the temperature of a back plate is continuously increased, the temperature of the back plate is increased, and the air in the cavity of the curtain wall is heated, and the maximum temperature can reach about 80 ℃. The following disadvantages arise: 1. the photoelectric conversion efficiency of the solar cell panel is reduced due to the increase of the air temperature in the cavity of the curtain wall; 2. normal use of the CIGS solar panel is affected; 3. causing great waste of energy.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides a method for recycling the heat energy of a CIGS solar cell panel, which is used for effectively recycling the heat energy of the CIGS solar cell panel back plate, so that the temperature of the CIGS solar cell panel back plate can be reduced, the photoelectric conversion efficiency can be improved, the comprehensive utilization of the heat energy can be realized, and the energy consumption can be saved.
The technical scheme adopted by the invention is as follows:
a method for recycling heat energy of a CIGS solar panel comprises the following steps:
the CIGS solar cell panel is arranged on the outer wall of a building, a curtain wall cavity is formed between the CIGS solar cell panel and the outer wall of the building, the lower part of the curtain wall cavity is provided with an air inlet, and the upper part of the curtain wall cavity is provided with an air outlet;
an air outlet at the upper part of the curtain wall cavity is connected with a first air pipe, the other end of the first air pipe is connected with a pipeline fan box, the pipeline fan box is connected with a second air pipe, and the other end of the second air pipe is connected with an air suction port of the air source heat pump water heater;
hot air in the cavity of the curtain wall passes through the first air pipe, the pipeline fan box and the second air pipe and then the exhaust inlet and finally enters the air source heat pump water heater, and cold air after heat exchange of the air source heat pump water heater is exhausted into the atmosphere by the upper fan of the air source heat pump water heater.
A method for recycling heat energy of a CIGS solar cell panel further comprises an automatic control system, and the automatic control system is used for automatically switching a forced ventilation mode and a natural ventilation mode of a curtain wall cavity.
A method for recycling heat energy of a CIGS solar cell panel comprises the following steps: the temperature control system comprises a main controller, a first electromagnetic valve arranged on a first air pipe, a temperature sensor arranged in a cavity of the curtain wall and a second electromagnetic valve arranged on an air inlet of the cavity of the curtain wall, wherein the signal input end of the main controller is connected with the temperature sensor, and the signal output end of the main controller is in control connection with the first electromagnetic valve, the second electromagnetic valve and a pipeline fan box;
in the daytime, sunlight irradiates, the CIGS solar cell panel generates electricity, the temperature sensor detects that the temperature of air in the cavity of the curtain wall rises to a threshold value, the main controller controls to open the first electromagnetic valve and the pipeline fan box and controls to close the second electromagnetic valve, forced ventilation and heat extraction are carried out, and natural ventilation is closed;
and in other time, the main controller controls to close the first electromagnetic valve and the pipeline fan box, controls to open the second electromagnetic valve, stops the forced ventilation and starts the natural ventilation.
A method for recycling heat energy of a CIGS solar cell panel is characterized in that a main controller adopts a single chip microcomputer.
The invention has the advantages that:
1. recovering heat of the CIGS solar panel back plate; 2. the temperature of the CIGS solar cell panel back plate is reduced; 3. the photoelectric conversion efficiency is improved; 4. the comprehensive utilization of heat energy is realized, the energy consumption is saved, the heat energy utilization rate is increased, and the national energy-saving policy is met.
Drawings
FIG. 1 is a flow chart of an embodiment of the present invention.
FIG. 2 is a system diagram of an embodiment of the present invention.
In the figure: the air-source heat pump water heater comprises a curtain wall cavity 1, a first air pipe 2, a pipeline fan box 3, a second air pipe 4, an air suction opening 5, an air source heat pump water heater 6, a first electromagnetic valve 7, a temperature sensor 8 and a second electromagnetic valve 9.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Examples are given.
As shown in fig. 1 and 2, a method for recycling thermal energy of a CIGS solar panel includes:
s1: the CIGS solar cell panel is arranged on the outer wall of a building, a curtain wall cavity 1 is formed between the CIGS solar cell panel and the outer wall of the building, the lower part of the curtain wall cavity 1 is provided with an air inlet, the upper part of the curtain wall cavity 1 is provided with an air outlet, a temperature sensor 8 is arranged in the curtain wall cavity 1, and a second electromagnetic valve 9 is arranged on the air inlet of the curtain wall cavity 1;
s2: an air outlet at the upper part of the curtain wall cavity 1 is connected with a first air pipe 2, the other end of the first air pipe 2 is connected with a pipeline fan box 3, a first electromagnetic valve 7 is installed on the first air pipe 2, the pipeline fan box 3 is connected with a second air pipe 4, and the other end of the second air pipe 4 is connected with an air suction port 5 of an air source heat pump water heater 6;
s3: connecting a temperature sensor 8 with a signal input end of a main controller, and connecting a first electromagnetic valve 7, a second electromagnetic valve 9 and a pipeline fan box 3 with a signal output end of the main controller; the main controller adopts a singlechip;
s4: an automatic control system is adopted to automatically switch two modes of forced ventilation and natural ventilation for the curtain wall cavity 1;
s4.1: in the daytime, sunlight irradiates, the CIGS solar cell panel generates electricity, the temperature sensor 8 detects that the temperature of air in the curtain wall cavity 1 rises to a threshold value, the main controller controls to open the first electromagnetic valve 7 and the pipeline fan box 3, controls to close the second electromagnetic valve 9, performs forced ventilation and heat extraction, and closes natural ventilation;
hot air in the curtain wall cavity 1 passes through a first air pipe 2, a pipeline fan box 3, a second air pipe 4 and an exhaust inlet 5 and finally enters an air source heat pump water heater 6, and cold air after heat exchange of the air source heat pump water heater 6 is exhausted into the atmosphere by an upper fan of the air source heat pump water heater 6; in the process, the pipeline fan box 3 is used as a power source for conveying hot air;
s4.2: and in other time, the main controller controls to close the first electromagnetic valve 7 and the pipeline fan box 3, controls to open the second electromagnetic valve 9, stops the forced ventilation and starts the natural ventilation.
According to the invention, the CIGS solar cell panel is arranged on the outer wall of a building, a curtain wall cavity 1 is formed between the cell panel and the outer wall of the building, the CIGS solar cell panel absorbs solar energy under the irradiation of sunlight, and the heat is continuously radiated in the power generation process. According to the invention, the air inlet is arranged at the bottom of the curtain wall cavity 1 formed between the CIGS solar cell panel photovoltaic module and the outer wall, the air outlet is arranged at the top of the curtain wall cavity to collect hot air, the hot air is sent to the air suction opening 5 of the air source heat pump water heater 6 through a pipeline, and the heating efficiency of the air source heat pump water heater 6 is increased along with the increase of the temperature of the air suction opening 5, so that electric energy is saved, the environment is protected, and better economic benefits are generated.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (4)
1. A method for recycling heat energy of a CIGS solar cell panel is characterized by comprising the following steps:
the CIGS solar cell panel is arranged on the outer wall of a building, a curtain wall cavity (1) is formed between the CIGS solar cell panel and the outer wall of the building, the lower part of the curtain wall cavity (1) is provided with an air inlet, and the upper part of the curtain wall cavity is provided with an air outlet;
an air outlet at the upper part of the curtain wall cavity (1) is connected with a first air pipe (2), the other end of the first air pipe (2) is connected with a pipeline fan box (3), the pipeline fan box (3) is connected with a second air pipe (4), and the other end of the second air pipe (4) is connected with an air suction port (5) of an air source heat pump water heater (6);
hot air in the curtain wall cavity (1) passes through the first air pipe (2), the pipeline fan box (3) and the second air pipe (4) and then enters the air source heat pump water heater (6) through the exhaust inlet (5), and cold air after heat exchange of the air source heat pump water heater (6) is exhausted into the atmosphere through an upper fan of the air source heat pump water heater (6).
2. The method for recycling heat energy of a CIGS solar panel according to claim 1, further comprising an automatic control system, wherein the automatic control system is adopted to automatically switch between a forced ventilation mode and a natural ventilation mode of the curtain wall cavity (1).
3. The method of claim 2, wherein the automated control system comprises: the air conditioner comprises a main controller, a first electromagnetic valve (7) arranged on the first air pipe (2), a temperature sensor (8) arranged in a curtain wall cavity (1), and a second electromagnetic valve (9) arranged on an air inlet of the curtain wall cavity (1), wherein the signal input end of the main controller is connected with the temperature sensor (8), and the signal output end of the main controller is in control connection with the first electromagnetic valve (7), the second electromagnetic valve (9) and a pipeline fan box (3);
in the daytime, the CIGS solar cell panel generates electricity, the temperature sensor (8) detects that the temperature of air in the curtain wall cavity (1) rises to a threshold value, the main controller controls to open the first electromagnetic valve (7) and the pipeline fan box (3) and controls to close the second electromagnetic valve (9) to perform forced ventilation and heat extraction, and natural ventilation is closed;
and in other time, the main controller controls to close the first electromagnetic valve (7) and the pipeline fan box (3), controls to open the second electromagnetic valve (9), stops the forced ventilation and starts the natural ventilation.
4. The method of claim 3, wherein the main controller is a single-chip microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911282144.XA CN110943692A (en) | 2019-12-13 | 2019-12-13 | Method for recycling heat energy of CIGS solar cell panel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911282144.XA CN110943692A (en) | 2019-12-13 | 2019-12-13 | Method for recycling heat energy of CIGS solar cell panel |
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| Publication Number | Publication Date |
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| CN110943692A true CN110943692A (en) | 2020-03-31 |
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| CN201911282144.XA Pending CN110943692A (en) | 2019-12-13 | 2019-12-13 | Method for recycling heat energy of CIGS solar cell panel |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203049829U (en) * | 2012-12-27 | 2013-07-10 | 北京唯绿建筑节能科技有限公司 | Wide-channel double-layer ventilation outer wall using photovoltaic power generation |
| CN203049828U (en) * | 2012-12-27 | 2013-07-10 | 北京唯绿建筑节能科技有限公司 | Narrow-channel double-layer ventilation outer wall using photovoltaic power generation |
| CN205783279U (en) * | 2016-05-23 | 2016-12-07 | 江苏建筑职业技术学院 | A kind of geothermal device utilizing solar electrical energy generation |
| KR20170023343A (en) * | 2015-08-21 | 2017-03-03 | (주)세화에너지산업 | Slim type endothermic panels of photovoltaic modules |
| CN208487677U (en) * | 2018-04-24 | 2019-02-12 | 北京汉能光伏投资有限公司 | A kind of photovoltaic and photothermal integrated machine system |
-
2019
- 2019-12-13 CN CN201911282144.XA patent/CN110943692A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203049829U (en) * | 2012-12-27 | 2013-07-10 | 北京唯绿建筑节能科技有限公司 | Wide-channel double-layer ventilation outer wall using photovoltaic power generation |
| CN203049828U (en) * | 2012-12-27 | 2013-07-10 | 北京唯绿建筑节能科技有限公司 | Narrow-channel double-layer ventilation outer wall using photovoltaic power generation |
| KR20170023343A (en) * | 2015-08-21 | 2017-03-03 | (주)세화에너지산업 | Slim type endothermic panels of photovoltaic modules |
| CN205783279U (en) * | 2016-05-23 | 2016-12-07 | 江苏建筑职业技术学院 | A kind of geothermal device utilizing solar electrical energy generation |
| CN208487677U (en) * | 2018-04-24 | 2019-02-12 | 北京汉能光伏投资有限公司 | A kind of photovoltaic and photothermal integrated machine system |
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Application publication date: 20200331 |
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