CN108662797B - Heat storage type flat plate solar heat collector - Google Patents
Heat storage type flat plate solar heat collector Download PDFInfo
- Publication number
- CN108662797B CN108662797B CN201810399662.9A CN201810399662A CN108662797B CN 108662797 B CN108662797 B CN 108662797B CN 201810399662 A CN201810399662 A CN 201810399662A CN 108662797 B CN108662797 B CN 108662797B
- Authority
- CN
- China
- Prior art keywords
- heat
- heat storage
- pcm
- storage unit
- flat plate
- 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.)
- Active
Links
- 238000005338 heat storage Methods 0.000 title claims abstract description 75
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 29
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 29
- 239000011521 glass Substances 0.000 claims abstract description 15
- 239000002826 coolant Substances 0.000 claims abstract description 11
- 238000010521 absorption reaction Methods 0.000 claims abstract description 8
- 239000012782 phase change material Substances 0.000 claims description 48
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 12
- 229910052802 copper Inorganic materials 0.000 claims description 12
- 239000010949 copper Substances 0.000 claims description 12
- 239000007787 solid Substances 0.000 claims description 11
- 238000004806 packaging method and process Methods 0.000 claims description 9
- 238000003860 storage Methods 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 7
- 239000000853 adhesive Substances 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims description 5
- 238000010276 construction Methods 0.000 claims description 5
- 239000003094 microcapsule Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 229920001807 Urea-formaldehyde Polymers 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
- 229910017053 inorganic salt Inorganic materials 0.000 claims description 3
- 239000012188 paraffin wax Substances 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 239000005341 toughened glass Substances 0.000 claims description 3
- 238000002834 transmittance Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 238000000576 coating method Methods 0.000 claims description 2
- 230000002349 favourable effect Effects 0.000 claims description 2
- 238000007731 hot pressing Methods 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 claims description 2
- 238000005728 strengthening Methods 0.000 claims description 2
- 239000006096 absorbing agent Substances 0.000 claims 1
- 238000009825 accumulation Methods 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 4
- 230000010354 integration Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000011161 development Methods 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 238000004146 energy storage Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000003292 glue Substances 0.000 description 4
- 239000012071 phase Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 239000011232 storage material Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 229910000746 Structural steel Inorganic materials 0.000 description 1
- 239000002041 carbon nanotube Substances 0.000 description 1
- 229910021393 carbon nanotube Inorganic materials 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
Abstract
The invention relates to a heat storage type flat plate solar collector which comprises an aluminum frame body, a transparent glass cover plate, a photovoltaic assembly, a heat absorption plate, a PCM (pulse code modulation) heat storage unit and a flow channel, wherein the middle part and the upper part of the inner side of the aluminum frame body are fixedly supported and connected with the transparent glass cover plate and the heat absorption plate through clamping grooves respectively; the photovoltaic module is arranged on the heat absorbing plate, the PCM heat storage unit is filled below the heat absorbing plate, and the PCM heat storage unit is connected with an inlet and an outlet of a cooling medium on the side face of the aluminum frame body through a flow channel and is used for realizing the integrated comprehensive utilization of solar photovoltaic photo-heat and heat storage. The solar energy heat storage device combines PCM heat storage with photovoltaic photo-thermal technology, effectively reduces temperature fluctuation of a photovoltaic cell, improves photoelectric conversion efficiency, realizes heat storage integration of a solar energy utilization device, overcomes the challenges of instability, intermittence and the like of solar energy, can be used as a stable heat source, meets the multi-period requirements of users on heat and temperature, has a simple structure, is convenient to use, is easy to combine with a building, and is beneficial to vigorous development and popularization.
Description
Technical Field
The invention relates to the field of efficient utilization of solar energy and phase change energy storage, in particular to a heat storage type flat plate type solar heat collector.
Background
Solar energy is an important form of renewable energy, has the advantages of energy conservation, environmental protection and the like, and has important significance in developing corresponding efficient collection and utilization devices. Researches show that the temperature rise of the photovoltaic cell reduces the photoelectric conversion efficiency of the photovoltaic cell, the photovoltaic cell is cooled by adopting different cooling modes, the photoelectric conversion efficiency is ensured, meanwhile, part of waste heat can be utilized, the multistage utilization of solar energy is realized, and the development prospect is considerable.
The flat plate type photovoltaic and photo-thermal integrated solar heat collector has the advantages of simple structure, low manufacturing cost and convenience for combination with buildings. A heat storage water tank generally exists in a traditional household solar system for displaying heat storage, so that the defect that a heat collector cannot continuously and stably provide heat when the solar energy flow density is too low or the fluctuation is large is overcome. However, the heat storage water tank is used as an independent device, so that the number of parts is large, and the installation floor area is too large; if a heat storage water tank is not adopted in the solar system, the temperature fluctuation of the outlet of the cooling medium is large due to the instability of environmental factors, and the requirements of heat on different time aspects cannot be met; on the other hand, the cooling medium fails to circulate and heat, and fails to satisfy the user's demand for temperature. Therefore, the structural design of the integration of heat collection and heat storage needs to be greatly developed.
The phase-change material has almost constant temperature in the phase-change process, absorbs or releases extremely large latent heat, is used as a latent heat storage material, and has better heat storage capacity per unit volume than sensible heat storage modes such as a heat storage water tank and the like. The appropriate PCM (phase change material) is selected as a cooling medium, so that the temperature fluctuation of the photovoltaic cell can be reduced, the efficient storage of heat is realized, the phenomenon of insufficient heat supply when solar energy is weak is relieved, and the PCM (phase change material) can be used as a stable heat source to meet the multi-period requirements of users on heat and temperature.
The invention patent with Chinese publication number '104949351A' discloses an energy storage type flat plate collector, wherein an energy storage module is designed in the collector, so that a solar water heating system is simplified. However, this patent only considers the collection, storage and use of heat and fails to couple photovoltaic components in the system to achieve efficient use of solar energy.
Disclosure of Invention
In order to overcome the defects in the background art, the invention provides the detachable heat storage type flat plate type solar collector with the simple structure, the PCM and the photovoltaic photo-thermal technology are combined, the performance of the photovoltaic cell is optimized, meanwhile, the high-efficiency heat storage effect is realized, and the flat plate type solar collector adopts the flat plate type integral structure design and is easy to combine with a building.
In order to solve the technical problems, the invention provides the following technical scheme:
a heat storage type flat plate solar collector comprises an aluminum frame body, a transparent glass cover plate, a photovoltaic assembly, a heat absorption plate, a PCM heat storage unit and a flow channel, wherein the middle part and the upper part of the inner side of the aluminum frame body are fixedly supported and connected with the transparent glass cover plate and the heat absorption plate through clamping grooves respectively; the photovoltaic module is arranged on the heat absorbing plate, the PCM heat storage unit is filled below the heat absorbing plate, and the PCM heat storage unit is connected with an inlet and an outlet of a cooling medium on the side face of the aluminum frame body through a flow channel and is used for realizing the integrated comprehensive utilization of solar photovoltaic photo-heat and heat storage.
Furthermore, the transparent glass cover plate and the heat absorbing plate are respectively bonded on the upper surfaces of the two clamping grooves.
Further, aluminium system framework is unilateral detachable construction, and the outside uses angle bar and bolt fixed connection, for preventing that PCM reveals, the framework contact site is sealed with the rubber gasket intermediate layer.
Furthermore, the glass cover plate is made of tempered glass with high light transmittance, and the heat absorbing plate is made of red copper or aluminum.
Furthermore, the photovoltaic module is formed by sequentially combining the EVA adhesive, the photovoltaic cell, the EVA adhesive and the transparent back plate into a whole through hot pressing.
Furthermore, the upper surface of the heat absorbing plate is bonded with the photovoltaic module by uniformly coating heat-conducting silica gel with high heat conductivity coefficient.
Furthermore, the PCM heat storage unit is a solid-state-packaged PCM heat storage unit which takes urea resin as a microcapsule wall material, or a PCM heat storage unit which is not subjected to solid-state packaging treatment.
Further, the PCM phase-change material in the PCM heat storage unit is inorganic salt or organic paraffin.
Furthermore, the PCM heat storage unit which is not subjected to solid packaging treatment adopts a snake-shaped coil made of red copper, and the PCM heat storage unit subjected to solid packaging forms a flow channel by opening a die and cutting a groove from the upper part.
Furthermore, a heat exchange strengthening structure or a material with high heat conductivity is arranged in the PCM heat storage unit, so that the heat charging and discharging rate of the PCM is improved.
The invention has the beneficial effects that: the novel flat plate type solar heat collector with the simple integral structure and the detachable heat storage is provided, the phase-change material is used as a cooling medium to cool the photovoltaic cell and reduce the fluctuation of the temperature of the photovoltaic cell, the heat storage integration function is realized, the novel flat plate type solar heat collector can be used as a stable heat source, the problems of environmental fluctuation and the like are solved, the multi-period requirements of users on heat and temperature are met, heat storage modes such as a heat storage water tank and the like are not required to be added in a solar system, the practical application is simplified, and the novel flat plate type solar heat collector is easier to combine with.
The solar energy heat storage device combines PCM heat storage with photovoltaic photo-thermal technology, effectively reduces temperature fluctuation of a photovoltaic cell, improves photoelectric conversion efficiency, realizes heat storage integration of a solar energy utilization device, overcomes the challenges of instability, intermittence and the like of solar energy, can be used as a stable heat source, meets the multi-period requirements of users on heat and temperature, has a simple structure, is convenient to use, is easy to combine with a building, and is beneficial to vigorous development and popularization.
Description of the drawings:
FIG. 1 is an exploded view of a detachable three-dimensional frame structure of a heat-storage flat-plate solar collector according to the present invention;
FIG. 2 is a schematic structural diagram of a PCM heat storage unit without solid encapsulation of a heat storage flat plate solar collector according to the present invention;
FIG. 3 is a schematic structural diagram of a solid-state packaging PCM heat storage unit of the heat storage type flat plate solar collector of the present invention;
FIG. 4 is a schematic view of a flow channel in an unpackaged PCM thermal storage unit according to the present invention;
FIG. 5 is a schematic view of an open mold flow path of a PCM heat storage unit of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, the following detailed description is made with reference to the accompanying drawings. In order to ensure the simplicity of the accompanying images, some of the structure is not shown in the drawings.
As shown in fig. 1 to 5, the novel heat storage flat plate type solar collector of the present invention includes an aluminum frame 1, a transparent glass cover plate 2, an air layer 3, an EVA glue 4, a photovoltaic cell panel 5, an EVA glue 6, a transparent back plate 7, a heat absorbing plate 8, a PCM heat storage unit 9 packaged in a solid state, an angle iron 10, a bolt 11, a slot 12, a flow channel inlet/outlet 13 for PCM packaged in a solid state, a PCM heat storage unit 14 not packaged in a solid state, a flow channel 15 made by opening a mold and drawing a groove, a copper fin 16, a copper flow channel 17, a copper flow channel inlet/outlet 18, and a heat insulating layer 19. The solar photovoltaic heat storage device comprises an aluminum frame body 1, wherein clamping grooves 12 are arranged at corresponding positions on the inner side face of the aluminum frame body 1, winglets extending from the two ends of each clamping groove 12 are connected with the inner wall of the aluminum frame body 1 through bolts 11, the middle part and the upper part of the inner side of the aluminum frame body 1 are fixedly supported and connected with a transparent glass cover plate 2 and a heat absorbing plate 8 through the clamping grooves 12 respectively, a photovoltaic module 6 is placed on the heat absorbing plate 8, a PCM heat storage unit is placed below the heat absorbing plate 8 and is connected with an inlet and an outlet of a cooling medium on the side face of.
Preferably, the slot 12 is made of aluminum. The side surfaces of the periphery of the aluminum frame body 1 are covered with heat preservation layers 19 to prevent heat dissipation. In addition, a flow channel inlet and outlet 13 for a solid packaging PCM for a cooling medium and a copper flow channel inlet and outlet 18 are reserved at the side position of the aluminum frame body 1.
As shown in figure 1, aluminium system framework 1 is the design of unilateral detachable construction, and its outside corresponding position all around has the tapping through-hole, realizes the fixed connection between each face through angle bar 10 and bolt 11, and rubber gasket is placed to the framework contact part to prevent leaking of PCM, detachable construction is favorable to the change and the maintenance of material in the engineering. A clamping groove 12 is formed in the aluminum frame body 1, and temperature-resistant glass glue is uniformly smeared on the upper surface of the clamping groove and used for bonding a transparent glass cover plate 2, so that the sealing and stability of the structure are guaranteed. Similarly, the lower clamping groove 12 is used for fixedly supporting the heat absorbing plate 8, the upper surface of the clamping groove can be polished smoothly by abrasive paper, and high-strength epoxy resin AB glue is uniformly smeared for bonding. Preferably, the transparent glass cover plate 2 is made of toughened glass with high light transmittance, so that heat loss of convection and radiation is reduced, and damage to the photovoltaic component caused by external dust, rainfall and other severe environment factors can be avoided; preferably, the heat absorbing plate 8 is made of red copper or aluminum.
The photovoltaic module combines the EVA adhesive 4, the photovoltaic cell 5, the EVA adhesive 6 and the transparent back plate 7 into a whole in sequence by a hot lamination technology. The photovoltaic module can be bonded with the heat absorbing plate 8 through the heat conducting silica gel with high heat conductivity coefficient, and the effects of fixing, supporting and heat transfer are achieved.
As shown in fig. 2, the PCM heat storage unit 14 without solid encapsulation has a visible solid-liquid separation interface during the phase change process, and during installation of the device, the PCM needs to be filled into the container by heating to a liquid state, and after filling, the existence of a large amount of air should be avoided, so as to reduce the influence on the overall heat transfer performance. Because the PCM is not packaged in the shape of plasticity, the heat absorption plate is welded with a copper fin 16 structure, so that the heat exchange area is increased, the heat exchange is strengthened, and the heat charging and discharging rate of the PCM is improved.
Preferably, the phase change material of the PCM in the PCM heat storage unit may be inorganic salt or organic paraffin, and the thermophysical property of the PCM is preferably selected according to different environments and functions.
Preferably, a high thermal conductive material, such as foam metal, expanded graphite, carbon nanotubes, etc., is added to the PCM phase change material to perform enhanced heat exchange.
As shown in fig. 4, the non-packaged PCM heat storage unit preferably uses a copper serpentine coil flow channel, the coil is tightly attached to the upper and lower wall surfaces and connected with the heat absorbing plate 8 by a welding process, so as to prevent problems such as vibration and instability during the flowing process of the cooling medium.
As shown in fig. 3, another form of the PCM heat storage unit is a PCM heat storage unit 9 in which urea resin is used as a microcapsule wall material to be solid-packaged, the phase change of the solid-packaged PCM heat storage unit 9 occurs inside the microcapsule, the phase change process cannot be observed, and the overall shape is as solid as it is, and no change occurs. As shown in fig. 5, different forms of flow channel structures can be formed at the upper end of the energy storage material through the mode of opening the mold and cutting the groove, so that the energy storage material and the flow channel are integrated. In addition, the cooling medium in the structure is directly contacted with the heat absorbing plate, so that the problems of overlarge thermal resistance and the like caused by the line contact of the copper pipe flow passage and the heat absorbing plate are solved. Meanwhile, the solid-packaged PCM heat storage unit can be directly combined with the wall surface of a building without considering the defects of leakage and the like when solid-liquid phase change occurs.
As shown in fig. 4 and 5, preferably, the two ends of the different flow passages are respectively connected with the cold water inlet and the hot water outlet.
Claims (9)
1. The utility model provides a flat plate type solar collector of detachable heat accumulation formula, includes aluminium system framework, transparent glass apron, photovoltaic module, absorber plate, PCM heat-retaining unit and runner, its characterized in that: clamping grooves are arranged at corresponding positions on the inner side surface of the aluminum frame body, winglets extending from two ends of each clamping groove are connected with the inner wall of the aluminum frame body through bolts, and the middle part and the upper part of the inner side of the aluminum frame body are fixedly supported and connected with the transparent glass cover plate and the heat absorbing plate through the clamping grooves respectively; the solar photovoltaic heat storage device comprises an aluminum frame body, a heat absorption plate, a PCM heat storage unit, a flow channel, a heat storage layer and a heat storage layer, wherein a photovoltaic assembly is arranged on the heat absorption plate, the PCM heat storage unit is filled below the heat absorption plate, and the PCM heat storage unit is connected with an inlet and an outlet of a cooling medium on the side surface of the aluminum frame body through the flow channel and is used; the side surfaces of the periphery of the aluminum frame body are covered with heat insulation layers to prevent heat from dissipating; the aluminium system framework is unilateral detachable construction, and angle bar and bolt fixed connection are used in the outside, for preventing that PCM reveals, and the framework contact site is sealed with the rubber gasket intermediate layer, the detachable construction of aluminium system framework is favorable to the change and the maintenance of material in the engineering.
2. The detachable thermal storage flat plate type solar thermal collector according to claim 1, characterized in that: the transparent glass cover plate and the heat absorbing plate are respectively bonded on the upper surfaces of the two clamping grooves.
3. The detachable heat storage type flat plate solar collector according to claim 1, wherein the glass cover plate is made of tempered glass with high light transmittance, and the heat absorbing plate is made of red copper or aluminum.
4. The detachable thermal storage flat plate type solar thermal collector according to claim 1, characterized in that: the photovoltaic module is formed by sequentially combining EVA adhesive, a photovoltaic cell, EVA adhesive and a transparent back plate into a whole through hot pressing.
5. The thermal storage flat plate type solar thermal collector according to claim 1, characterized in that: the upper surface of the heat absorbing plate is bonded with the photovoltaic module through uniformly coating heat-conducting silica gel with high heat conductivity coefficient.
6. The detachable thermal storage flat plate type solar thermal collector according to claim 1, characterized in that: the PCM heat storage unit is a solid-state packaging PCM heat storage unit which takes urea resin as a microcapsule wall material, or a PCM heat storage unit which is not subjected to solid-state packaging treatment.
7. The detachable thermal storage flat plate type solar thermal collector according to claim 6, wherein: the PCM phase-change material in the PCM heat storage unit is inorganic salt or organic paraffin.
8. The detachable thermal storage flat plate type solar thermal collector according to claim 6, wherein: the PCM heat storage unit which is not subjected to solid packaging treatment adopts a snake-shaped coil made of red copper, and the PCM heat storage unit subjected to solid packaging forms a flow channel by opening a die and cutting the upper part of the PCM heat storage unit.
9. The detachable heat storage type flat plate type solar heat collector according to any one of claims 1 to 8, wherein: and a heat exchange strengthening structure or a material with high heat conductivity is arranged in the PCM heat storage unit and used for improving the heat charge and discharge rate of the PCM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810399662.9A CN108662797B (en) | 2018-04-28 | 2018-04-28 | Heat storage type flat plate solar heat collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810399662.9A CN108662797B (en) | 2018-04-28 | 2018-04-28 | Heat storage type flat plate solar heat collector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108662797A CN108662797A (en) | 2018-10-16 |
| CN108662797B true CN108662797B (en) | 2020-01-21 |
Family
ID=63781475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810399662.9A Active CN108662797B (en) | 2018-04-28 | 2018-04-28 | Heat storage type flat plate solar heat collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108662797B (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109617509B (en) * | 2018-12-13 | 2020-06-02 | 广东五星太阳能股份有限公司 | Phase-change heat-storage solar photovoltaic photo-thermal flat plate collector |
| CN109945715A (en) * | 2019-04-24 | 2019-06-28 | 东莞市劲腾精彩空气处理技术有限公司 | Heat exchanger and preparation method thereof based on PCM heat-storing material |
| ES2743794A1 (en) * | 2020-01-24 | 2020-02-20 | Univ Madrid Politecnica | ACCUMULATOR AND ENERGY CONVERTER DEVICE THROUGH TRANSPARENT PHASE MATERIALS AND THERMOPHOTOVOLTAIC CONVERTERS (Machine-translation by Google Translate, not legally binding) |
| CN111651909A (en) * | 2020-07-28 | 2020-09-11 | 杭州锅炉集团股份有限公司 | Performance optimization method for photovoltaic/thermal heat collector based on thermodynamic model |
| CN112728782B (en) * | 2021-01-05 | 2022-11-08 | 深圳大学 | Energy storage heat collector for enhancing photo-thermal conversion |
| CN114244257B (en) * | 2021-11-15 | 2023-09-29 | 国网天津市电力公司电力科学研究院 | Single-axis tracking solar photovoltaic photo-thermal system |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4092977A (en) * | 1976-07-12 | 1978-06-06 | Motorola, Inc. | Flat plate solar collector |
| US4261337A (en) * | 1978-06-10 | 1981-04-14 | Tekram Associates | Solar energy collector |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102646742B (en) * | 2012-04-26 | 2014-09-24 | 中南大学 | Plate heat tube type solar photovoltaic-photothermal composite heat collector and production process thereof |
| CN203274303U (en) * | 2013-05-16 | 2013-11-06 | 秦皇岛鑫美源自控设备有限公司 | Automatic energy-storage type flat-plate solar heat collector |
| CN204131461U (en) * | 2014-06-20 | 2015-01-28 | 常熟理工学院 | A kind of photovoltaic and photothermal solar integration combined apparatus |
| CN104949351A (en) * | 2015-07-02 | 2015-09-30 | 张曹 | Energy storage type flat plate collector |
-
2018
- 2018-04-28 CN CN201810399662.9A patent/CN108662797B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4092977A (en) * | 1976-07-12 | 1978-06-06 | Motorola, Inc. | Flat plate solar collector |
| US4261337A (en) * | 1978-06-10 | 1981-04-14 | Tekram Associates | Solar energy collector |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108662797A (en) | 2018-10-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108662797B (en) | Heat storage type flat plate solar heat collector | |
| CN102208475B (en) | Solar photovoltaic thermoelectric heating module and photovoltaic thermoelectric hot water system | |
| CN202025783U (en) | Solar photovoltaic thermoelectric heating module and photovoltaic thermoelectric hot water system | |
| CN103398474B (en) | Solar photovoltaic-photothermal-thermoelectric comprehensive utilization system | |
| CN203364430U (en) | Solar photovoltaic-photothermal-thermoelectricity comprehensive utilization system | |
| CN101022138A (en) | Solar photovoltaic/photothermal combined apparatus | |
| CN106486563A (en) | A kind of photovoltaic photo-thermal heat collector based on phase change thermal management | |
| CN103486760B (en) | Solar heat collection-radiation refrigeration integration device | |
| CN207135012U (en) | A kind of vehicle exhaust semiconductor power generation device for coupling phase-changing energy-storing | |
| CN104314195A (en) | Wall based on heat pipe and heating system | |
| CN102270689B (en) | Electrothermal cogeneration cell panel for photovoltaic curtain walls | |
| CN106788237B (en) | A kind of Novel photo modification high-efficiency photovoltaic system | |
| CN209229848U (en) | A kind of movable type phase-transition heat-storage heating installation | |
| CN207790359U (en) | A kind of water cooling charging pile | |
| CN207588737U (en) | A kind of multiple electricity generation system of automobile and its automobile | |
| CN110108044A (en) | A kind of compound heat collector of photovoltaic and photothermal solar | |
| CN204145410U (en) | Photovoltaic and photothermal building integration system | |
| CN216668004U (en) | Solar building wall | |
| CN107218734B (en) | The solar powered heating of one kind is for cold triple supply system | |
| CN201724437U (en) | Curved surface flat plate heat collector | |
| CN203118978U (en) | U-shaped pipe fin type dual-medium intensified radiation photovoltaic optothermal integrated device | |
| CN209233789U (en) | A kind of solar photoelectric and light-heat integration component and hot-water heating system | |
| CN207649147U (en) | The solar powered heating of one kind is for cold triple supply system | |
| CN201903193U (en) | Gravity heat pipe type flat-plate solar heat collector | |
| CN203231568U (en) | Flat-plate efficient heat absorber combining solar energy with air-energy heat pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |