CN205944108U - Adopt gravity heat pipe to reinforce photovoltaic module of heat transfer - Google Patents
Adopt gravity heat pipe to reinforce photovoltaic module of heat transfer Download PDFInfo
- Publication number
- CN205944108U CN205944108U CN201620780962.8U CN201620780962U CN205944108U CN 205944108 U CN205944108 U CN 205944108U CN 201620780962 U CN201620780962 U CN 201620780962U CN 205944108 U CN205944108 U CN 205944108U
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- China
- Prior art keywords
- heat pipe
- gravity assisted
- photovoltaic
- photovoltaic module
- flow channel
- 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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- 230000005484 gravity Effects 0.000 title claims abstract description 55
- 238000009413 insulation Methods 0.000 claims abstract description 54
- 230000005494 condensation Effects 0.000 claims abstract description 11
- 238000009833 condensation Methods 0.000 claims abstract description 11
- 239000011521 glass Substances 0.000 claims abstract description 10
- 239000002826 coolant Substances 0.000 claims description 28
- 239000002313 adhesive film Substances 0.000 claims description 12
- 239000000758 substrate Substances 0.000 claims description 7
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- 239000000741 silica gel Substances 0.000 claims description 6
- 229910002027 silica gel Inorganic materials 0.000 claims description 6
- 238000001816 cooling Methods 0.000 abstract description 8
- 238000006243 chemical reaction Methods 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 2
- 238000004321 preservation Methods 0.000 abstract 2
- 108091023288 HOTAIR Proteins 0.000 abstract 1
- 238000001704 evaporation Methods 0.000 abstract 1
- 230000008020 evaporation Effects 0.000 abstract 1
- 210000004027 cell Anatomy 0.000 description 17
- 238000010025 steaming Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 238000002207 thermal evaporation Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000013084 building-integrated photovoltaic technology Methods 0.000 description 1
- 210000003850 cellular structure Anatomy 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The utility model relates to an adopt gravity heat pipe to reinforce photovoltaic module of heat transfer belongs to solar energy technical field. This photovoltaic module includes cool air input, cooling flow channel, gravity heat pipe, photovoltaic apron, glass apron, hot -air export, insulation baffle, heat preservation, heat preservation casing. Cooling flow channel arranges intermediate position below the photovoltaic apron, and gravity heat pipe transversely evenly arranges at the cooling flow channel both ends. The gravity heat pipe evaporation zone siphons away panel excess heat, passes to the air in the cooling flow channel through the condensation segment is exothermic with the heat, and hot air flow goes out the runner to the temperature that makes photovoltaic module maintains in the normal working range. The utility model discloses not only can effectively improve photovoltaic module's photoelectric conversion efficiency, the promotion photovoltaic module's of bigger limit output and life, and overcome traditional water -cooled type and easily freezed, can not have very strong practicality in the shortcoming of high latitude in cold areas use, can be applied to various photovoltaic system.
Description
Technical field
This utility model is related to a kind of photovoltaic module of employing gravity assisted heat pipe enhanced heat exchange, belongs to technical field of solar.
Background technology
Solar photovoltaic assembly (being commonly called as solar panel) is by solar battery sheet consistent or close for performance, by one
Fixed arrangement series and parallel post package forms.The photoelectric transformation efficiency of photovoltaic cell component commercial at present generally only 6～
15%, remaining most of luminous energy is converted into heat energy, and a part is lost to environment, and another part is retained in inside battery and leads to its temperature
Degree raises.The process of a solar cell power generation really exothermic process, accumulation over time, the temperature of cell panel is constantly
Raise, and the rising of temperature can lead to the reduction of generating efficiency.Solaode plate temperature often raises 1 DEG C, and open-circuit voltage subtracts
Few 0.4%, short circuit current is basically unchanged, then output reduces 0.4%.That is, battery temperature often rises 1 DEG C, its light
Photoelectric transformation efficiency declines 3～5 ‰.Therefore, solar panel is cooled and its generating efficiency of raising is had very
Important meaning.
The conventional type of cooling is to carry out free convection or forced convertion using water or air, but the cooling effect of air-cooled
Limited, and water-cooling type is easily freezed it is impossible to use in high latitude cold district.Hot pipe technique is a kind of efficient heat transfer technology, it
Using the quick heat transmitting of heat-conduction principle and refrigerant, the heat of thermal objects is delivered to rapidly by thermal source by heat pipe
Outward, have the advantages that structure is simple, heat transfer efficiency is high, no running gear, reliable operation, long service life.By anti-freezing property relatively
Good heat pipe is combined with air-cooled photovoltaic module, not only can effectively improve the electricity conversion of photovoltaic module, but also
Water-cooling type can be overcome easily to freeze, the shortcoming of perishable photovoltaic module.
Content of the invention
The utility model proposes a kind of photovoltaic module of employing gravity assisted heat pipe enhanced heat exchange, cool down photovoltaic using gravity assisted heat pipe
Assembly, reduces its temperature, and by air flow channel, heat is discharged to surrounding, thus reaching raising photovoltaic module opto-electronic conversion
The purpose of efficiency.
The purpose of this utility model is achieved through the following technical solutions：A kind of photovoltaic group of employing gravity assisted heat pipe enhanced heat exchange
Part, including an insulation shell 6, the upper surface of described insulation shell 6 is provided with photovoltaic cover plate 2, in the middle of the base plate of described insulation shell 6
It is provided with coolant flow channel 16 upwardly extending to be connected with photovoltaic cover plate 2, photovoltaic cover plate 2 surface is provided with glass cover-plate 1；
Described photovoltaic cover plate 2 is by transparent TPT layer 7, EVA adhesive film layer I 8, photovoltaic cell 9, black TPT layer 10, EVA adhesive film layer
II 11 and cell substrates 12 stack together successively from top to bottom；
Described coolant flow channel 16 left and right sides is thermal-insulation baffle plate 4, and rear and front end is connected with hot air outlet 14 and cold sky respectively
Gas entrance 13, the laterally homogeneous interlaced arrangement in coolant flow channel 16 left and right sides has gravity assisted heat pipe 3, gravity assisted heat pipe 3 and insulation shell 6
Base plate becomes certain inclination angle, and the condensation segment of gravity assisted heat pipe 3 is fixed in coolant flow channel 16 through thermal-insulation baffle plate 4, the steaming of gravity assisted heat pipe 3
Send out section to be located at outside coolant flow channel 16, and end is fixed on insulation shell 6.
Further, it is equipped with heat-insulation layer 5, the thickness of described heat-insulation layer 5 inside the side of described insulation shell 6 and base plate
For 20mm.
Further, the evaporator section of described gravity assisted heat pipe 3 is fixed on the side of insulation shell 6 by heat conductive silica gel 15.
Further, between described gravity assisted heat pipe 3 and the base plate of insulation shell 6, become inclination angle is 10 °.
Further, the condensation segment of described gravity assisted heat pipe 3 is with diameter greater than evaporator section diameter.
The operation principle of this photovoltaic module is：When sunlight passes through glass cover-plate, when being irradiated to photovoltaic cell surface, one
Point shortwave radiation electric energy output is converted into by photovoltaic cell, remainder is then heat energy by sorption enhanced.Heat is through battery base
Plate passes to the evaporator section of gravity assisted heat pipe by air, and start-up temperature is 40 DEG C, and then in gravity assisted heat pipe, hydraulic fluid is subject to thermal evaporation,
Steam carries heat and moves upwards along gravity assisted heat pipe, releases heat to condensation segment steam and is imparted heat to by heat convection cold
But the cold air in runner；Cold air in coolant flow channel is inputted by inlet of cold air, and cold air becomes hot-air after being heated, and
Pass through to flow into surrounding under hot air outlet in the dual function of blast and buoyancy lift, working medium is condensed into liquid simultaneously, relies on
The gravity of itself and be back to evaporator section along inwall, continue to absorb heat.So circulation work makes photovoltaic group maintain normally
The temperature range of work is it is ensured that its reliable Effec-tive Function.
The beneficial effects of the utility model：Solar photovoltaic assembly temperature can be made to maintain in normal range of operation, not only
The photoelectric transformation efficiency of solar photovoltaic assembly can be effectively improved, the output of system is substantially improved, but also can prolong
The service life of long solar photovoltaic assembly；It is simultaneously suitable for high latitude cold district, there is very strong practicality, can be applicable to each
Plant photovoltaic system, such as PV/T system, solar chp system and BIPV system etc..
Brief description
Fig. 1 is this utility model cross-sectional view；
Fig. 2 is top view of the present utility model；
Each label in Fig. 1-2：1- glass cover-plate；2- photovoltaic cover plate；3- gravity assisted heat pipe；4- thermal-insulation baffle plate；5- heat-insulation layer；6-
Insulation shell；7- transparent TPT layer；8-EVA adhesive film I；9- photovoltaic cell；10- black TPT layer；11-EVA adhesive film II；12-
Cell substrates；13- cool air inlet；14- hot air outlet；15- heat conductive silica gel；16- coolant flow channel.
Specific embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
Embodiment 1：As shown in Figure 1-2：A kind of photovoltaic module of employing gravity assisted heat pipe enhanced heat exchange, including an insulation shell
6, the upper surface of described insulation shell 6 is provided with photovoltaic cover plate 2, is provided with coolant flow channel 16 simultaneously in the middle of the base plate of described insulation shell 6
Upwardly extend and be connected with photovoltaic cover plate 2, photovoltaic cover plate 2 surface is provided with glass cover-plate 1；
Described photovoltaic cover plate 2 is by transparent TPT layer 7, EVA adhesive film layer I 8, photovoltaic cell 9, black TPT layer 10, EVA adhesive film
Layer II 11 and cell substrates 12 stack together from top to bottom successively；
Described coolant flow channel 16 left and right sides is thermal-insulation baffle plate 4, and rear and front end is connected with hot air outlet 14 and cold sky respectively
Gas entrance 13, the laterally homogeneous interlaced arrangement in coolant flow channel 16 left and right sides has gravity assisted heat pipe 3, gravity assisted heat pipe 3 and insulation shell 6
Base plate becomes certain inclination angle, and the condensation segment of gravity assisted heat pipe 3 is fixed in coolant flow channel 16 through thermal-insulation baffle plate 4, the steaming of gravity assisted heat pipe 3
Send out section to be located at outside coolant flow channel 16, and end is fixed on insulation shell 6 side by heat conductive silica gel 15.
Embodiment 2：A kind of photovoltaic module of employing gravity assisted heat pipe enhanced heat exchange, including an insulation shell 6, described insulation cladding
The upper surface of body 6 is provided with photovoltaic cover plate 2, is provided with coolant flow channel 16 and upwardly extends and light in the middle of the base plate of described insulation shell 6
Volt cover plate 2 is connected, and photovoltaic cover plate 2 surface is provided with glass cover-plate 1；
Described photovoltaic cover plate 2 is by transparent TPT layer 7, EVA adhesive film layer I 8, photovoltaic cell 9, black TPT layer 10, EVA adhesive film layer
II 11 and cell substrates 12 stack together successively from top to bottom；
Described coolant flow channel 16 left and right sides is thermal-insulation baffle plate 4, and rear and front end is connected with hot air outlet 14 and cold sky respectively
Gas entrance 13, the laterally homogeneous interlaced arrangement in coolant flow channel 16 left and right sides has gravity assisted heat pipe 3, gravity assisted heat pipe 3 and insulation shell 6
Base plate becomes certain inclination angle, and the condensation segment of gravity assisted heat pipe 3 is fixed in coolant flow channel 16 through thermal-insulation baffle plate 4, the steaming of gravity assisted heat pipe 3
Send out section to be located at outside coolant flow channel 16, and end is fixed on insulation shell 6 side by heat conductive silica gel 15.
It is equipped with heat-insulation layer 5, the thickness of heat-insulation layer 5 is 20mm, heat-insulation layer inside the side of described insulation shell 6 and base plate
5 adopt polystyrene material, use foam gap filler blind, are integrally formed one with glass cover-plate 1 and photovoltaic cover plate 2 sealing
Closing space.
Embodiment 3：A kind of photovoltaic module of employing gravity assisted heat pipe enhanced heat exchange, including an insulation shell 6, described insulation cladding
The upper surface of body 6 is provided with photovoltaic cover plate 2, is provided with coolant flow channel 16 and upwardly extends and light in the middle of the base plate of described insulation shell 6
Volt cover plate 2 is connected, and photovoltaic cover plate 2 surface is provided with glass cover-plate 1；
Described photovoltaic cover plate 2 is by transparent TPT layer 7, EVA adhesive film layer I 8, photovoltaic cell 9, black TPT layer 10, EVA adhesive film layer
II 11 and cell substrates 12 stack together successively from top to bottom；
Described coolant flow channel 16 left and right sides is thermal-insulation baffle plate 4, and rear and front end is connected with hot air outlet 14 and cold sky respectively
Gas entrance 13, the laterally homogeneous interlaced arrangement in coolant flow channel 16 left and right sides has gravity assisted heat pipe 3, gravity assisted heat pipe 3 and insulation shell 6
Base plate becomes certain inclination angle, and the condensation segment of gravity assisted heat pipe 3 is fixed in coolant flow channel 16 through thermal-insulation baffle plate 4, the steaming of gravity assisted heat pipe 3
Send out section to be located at outside coolant flow channel 16, and end is fixed on insulation shell 6 side by heat conductive silica gel 15.
Described gravity assisted heat pipe 3 material is copper, and evaporator section external diameter is 8mm, length 500mm；Condensation segment external diameter is 24mm, length
80mm；And become 10 ° of inclination angles with the base plate place plane of insulation shell 6 when installing.
When sunlight passes through glass cover-plate, when being irradiated to photovoltaic cell surface, the shortwave radiation of a part is by photovoltaic cell
It is converted into electric energy output, remainder is then heat energy by sorption enhanced.Heat passes to gravity assisted heat pipe through cell substrates by air
Evaporator section, start-up temperature be 40 DEG C, then in gravity assisted heat pipe hydraulic fluid be subject to thermal evaporation, steam carry heat along gravity heat
Pipe moves upwards, imparts heat to the cold air in coolant flow channel to condensation segment steam releasing heat and by heat convection；Cold
But the cold air in runner is inputted by inlet of cold air, and cold air becomes hot-air after being heated, and double in blast and buoyancy lift
Act through under hot air outlet inflow surrounding, working medium is condensed into liquid simultaneously, against the gravity of itself along interior again
Wall is back to evaporator section, continues to absorb heat.So circulation work make photovoltaic group maintain normal work temperature range it is ensured that
Its reliable Effec-tive Function.
Above in association with accompanying drawing, specific embodiment of the present utility model is explained in detail, but this utility model is not
It is limited to above-mentioned embodiment, in the ken that those of ordinary skill in the art possess, can also be without departing from this practicality
Change is made on the premise of new objective.
Claims (6)
1. a kind of photovoltaic module of employing gravity assisted heat pipe enhanced heat exchange, including an insulation shell (6), is characterized in that：Described insulation
The upper surface of housing (6) is provided with photovoltaic cover plate (2), be provided with the middle of the base plate of described insulation shell (6) coolant flow channel (16) and to
Upper extension is connected with photovoltaic cover plate (2), and photovoltaic cover plate (2) surface is provided with glass cover-plate (1)；
Described photovoltaic cover plate (2) is by transparent TPT layer (7), EVA adhesive film layer I (8), photovoltaic cell (9), black TPT layer (10), EVA
Adhesive film II (11) and cell substrates (12) stack together from top to bottom successively；
Described coolant flow channel (16) left and right sides is thermal-insulation baffle plate (4), and rear and front end is connected with hot air outlet (14) and cold respectively
Air intake (13), the laterally homogeneous interlaced arrangement in coolant flow channel (16) left and right sides has a gravity assisted heat pipe (3), gravity assisted heat pipe (3) with
The base plate of insulation shell (6) becomes certain inclination angle, and the condensation segment of gravity assisted heat pipe (3) is fixed on coolant flow channel through thermal-insulation baffle plate (4)
(16), in, the evaporator section of gravity assisted heat pipe (3) is located at coolant flow channel (16) outward, and end is fixed on insulation shell (6).
2. the photovoltaic module of employing gravity assisted heat pipe enhanced heat exchange according to claim 1, is characterized in that：Described insulation shell
(6) it is equipped with heat-insulation layer (5) inside side and base plate.
3. the photovoltaic module of employing gravity assisted heat pipe enhanced heat exchange according to claim 2, is characterized in that：Described heat-insulation layer
(5) thickness is 20mm.
4. the photovoltaic module of employing gravity assisted heat pipe enhanced heat exchange according to claim 1, is characterized in that：Described gravity assisted heat pipe
(3) evaporator section is fixed on the side of insulation shell (6) by heat conductive silica gel (15).
5. the photovoltaic module of employing gravity assisted heat pipe enhanced heat exchange according to claim 1, is characterized in that：Described gravity assisted heat pipe
(3) become inclination angle is 10 ° between the base plate of insulation shell (6).
6. the photovoltaic module of employing gravity assisted heat pipe enhanced heat exchange according to claim 1, is characterized in that：Described gravity assisted heat pipe
(3) condensation segment is with diameter greater than evaporator section diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620780962.8U CN205944108U (en) | 2016-07-25 | 2016-07-25 | Adopt gravity heat pipe to reinforce photovoltaic module of heat transfer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620780962.8U CN205944108U (en) | 2016-07-25 | 2016-07-25 | Adopt gravity heat pipe to reinforce photovoltaic module of heat transfer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205944108U true CN205944108U (en) | 2017-02-08 |
Family
ID=57926011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620780962.8U Expired - Fee Related CN205944108U (en) | 2016-07-25 | 2016-07-25 | Adopt gravity heat pipe to reinforce photovoltaic module of heat transfer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205944108U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113366267A (en) * | 2019-01-31 | 2021-09-07 | 萨姆斯特公司 | Hybrid electric heating generator |
| CN114337533A (en) * | 2021-12-28 | 2022-04-12 | 杭州电子科技大学 | Photovoltaic heat absorbing plate adopting phase change heat transfer and liquid cooling |
| WO2022160788A1 (en) * | 2021-01-29 | 2022-08-04 | 隆基乐叶光伏科技有限公司 | Building integrated photovoltaic assembly and preparation method therefor |
-
2016
- 2016-07-25 CN CN201620780962.8U patent/CN205944108U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113366267A (en) * | 2019-01-31 | 2021-09-07 | 萨姆斯特公司 | Hybrid electric heating generator |
| WO2022160788A1 (en) * | 2021-01-29 | 2022-08-04 | 隆基乐叶光伏科技有限公司 | Building integrated photovoltaic assembly and preparation method therefor |
| CN114337533A (en) * | 2021-12-28 | 2022-04-12 | 杭州电子科技大学 | Photovoltaic heat absorbing plate adopting phase change heat transfer and liquid cooling |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170208 Termination date: 20180725 |