CN208871881U - Plate oscillating flow heat pipe solar thermal collector - Google Patents
Plate oscillating flow heat pipe solar thermal collector Download PDFInfo
- Publication number
- CN208871881U CN208871881U CN201820906143.2U CN201820906143U CN208871881U CN 208871881 U CN208871881 U CN 208871881U CN 201820906143 U CN201820906143 U CN 201820906143U CN 208871881 U CN208871881 U CN 208871881U
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- China
- Prior art keywords
- heat pipe
- oscillating flow
- flow heat
- plate
- solar thermal
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/44—Heat exchange systems
Abstract
A kind of plate oscillating flow heat pipe solar thermal collector, including heat collector shell, oscillating flow heat pipe, solar absorber plate, vacuum glas-cover board, cyclic water tank, the condensation segment of oscillating flow heat pipe is in the cyclic water tank, the bringing-up section of oscillating flow heat pipe is connected by heat conductive silica gel with the solar absorber plate, multiple identical oscillating flow heat pipes are arranged to plate, vacuum glas-cover board is arranged above the endotherm section of oscillating flow heat pipe, and tight with hot device shell sealing is stated.The utility model passes through the phase transformation and quick oscillation of internal working medium, efficiently converts solar energy into thermal energy and is transmitted, overcomes the not high defect of traditional heat collector heat transfer efficiency.
Description
Technical field
The utility model relates to solar water heater field, a kind of particularly plate oscillating flow heat pipe solar energy
Heat collector.
Background technique
With the raising of China's Living consumption, urban architecture area is increased, and the demand of urban life hot water is increased sharply.
However the requirement of the urgency of land use and national energy conservation and emission reduction task to depend on traditional energy unduly it is unsustainable.
This promotes the development that the distribution of renewable energy especially solar energy resources utilizes.The appearance of solar energy heat collection equipment can
To solve the above problems to a certain extent: plate type solar heat collector has structure order, cheap, easy for installation
The features such as, integral structure preferably can be formed with building, obtain extensive use in the world.However, by height
The influence for the defects of thermal efficiency of temperature section is lower, surface heat waste and fluid resistance loss and anti-freezing property are poor, it is traditional it is board-like too
Positive energy heat collector cannot well adapt to the high density living environment in China.
Utility model patent content
It is lacked to overcome that conventional flat plate solar thermal collector collecting efficiency is low, flow losses are big and anti-freezing property is poor etc.
It falls into, the utility model patent proposes a kind of solar energy heat collector using oscillating flow heat pipe technology.Utilize oscillatory flow heat
Liquid in pipe in bringing-up section and condensation segment is constantly evaporated, is condensed, and is formed the reciprocal flowing of working medium, by solar energy highly effective is converted
For the thermal energy of working medium.Since vacuum degree is high in heat pipe, there are biggish pressure difference, the flow resistance of working medium between heat pipe cold, hot arc
With on-way resistance all very littles, mutually becoming faster between liquid vapour, vapour-liquid plunger is interspersed in heat pipe, the ceaselessly reciprocal vibration in heat pipe
Operation is swung, the efficient transmitting of heat is realized, and then reaches the purpose for improving heat collector collecting efficiency.
The utility model proposes a kind of plate oscillating flow heat pipe solar thermal collectors, including heat collector shell, oscillatory flow
Heat pipe, solar absorber plate, vacuum glas-cover board, cyclic water tank, it is characterised in that: the condensation segment of oscillating flow heat pipe is in circulation
In water tank, the bringing-up section of oscillating flow heat pipe is connected by heat conductive silica gel with solar absorber plate, multiple identical oscillating flow heat pipes
It is arranged to plate, arranges vacuum glas-cover board above the endotherm section of heat pipe, and tight with heat collector shell sealing.
Solar absorber plate is heat absorption copper sheet.Vacuum glas-cover board is dual-layer vacuum glass cover board.
Thermal insulation material is formed between oscillating flow heat pipe and heat collector shell.Thermal insulation material is polyurethane foam material.
Oscillating flow heat pipe total length is 1200mm, and wherein heading-length is 1000mm, and condensation segment length is 100mm.
Oscillating flow heat pipe is made of Red-copper Capillary Tube.The elbow number of oscillating flow heat pipe is 16.
Used working medium is the distilled water of high-purity, and liquid filled ratio 50%, liquid filled ratio error is in ± 2% range.
Scale copper finned solar absorber plate is housed in the endotherm section of oscillating flow heat pipe.It is plated on scale copper selective
Absorber coatings.The absorptivity of absorber coatings is more than 0.9.
In the end installation orifice plate of the endotherm section of oscillating flow heat pipe to be connected to cyclic water tank, the condensation segment of heat pipe, which is in, to be followed
In ring water tank.Each oscillating flow heat pipe and corresponding cyclic water tank are made into a heat collecting module, each Module cycle water tank
It is provided with connecting flange.Water tank uses stainless steel material.
More flat-plate collectors can be by forming high-efficiency solar collection ther mal network in series and parallel.
Water tank and the exposed part of the same extraneous contact of heat collector ontology carry out tight using polyurethane foam material.
The beneficial effect of the utility model patent is that the utility model patent collecting apparatus uses oscillating flow heat pipe and correlation
Ancillary equipment can be carried out absorption to the sun, by the phase transformation and quick oscillation of internal working medium, efficiently convert solar energy into heat
It can and be transmitted, overcome the not high defect of traditional heat collector heat transfer efficiency.Since vacuum degree is high in oscillating flow heat pipe pipe, heat
The on-way resistance and flow losses of intraductal working medium are few, and the quick transmitting of heat may be implemented.Flat collector structure and
Oscillating flow heat pipe with elbow, which designs, is effectively reduced dependence of the heat collector for space, and bimetallic tube vacuum glass lid
The addition of plate is even more the scattering and disappearing to environment for improving the durability of oscillating flow heat pipe heat collector, and being further reduced heat.
It is dry connection between heat collector and recirculated water, bearing capacity with higher had not only improved the anti-freezing property of equipment, but also enhancing
The durability of heat collector.Heat collector globality arrangement, heat collector periphery is filled with heat-insulating material can reduce dissipating for energy
It loses, improves whole collecting efficiency.
Detailed description of the invention
Fig. 1 is the plate oscillating flow heat pipe solar thermal collector overall effect figure of the utility model；
Fig. 2 is the structure chart of flat oscillating flow heat pipe；
Fig. 3 (a) and Fig. 3 (b) is heat pipe module and its connection figure；
Fig. 4 is the plate oscillating flow heat pipe solar thermal collector collecting efficiency measurement system diagram of the utility model.
The part description that appended drawing reference indicates:
1- heat collector shell, 2- oscillating flow heat pipe, 3- solar absorber plate, 4- vacuum glas-cover board, 5- thermal insulation material, 6-
Heat collector ontology, 7- flow mixing device, 8- flow mixing device, 9- data collection system, 10- exhaust valve, 11- heating/cooling device, 12- circulation
Water pump, 13- valve, 14- radiation gauge, 15- ambient enviroment meteorological observatory, 16- environment cold water, 17- flowmeter.
Specific embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.
A kind of plate oscillating flow heat pipe solar thermal collector, as shown in Figure 1, including heat collector shell 1, oscillating flow heat pipe
2, solar absorber plate 3, vacuum glas-cover board 4, cyclic water tank (not shown).The condensation segment of oscillating flow heat pipe 2 is in recirculated water
In case, the bringing-up section of oscillating flow heat pipe 2 is connected by heat conductive silica gel with solar absorber plate 3, multiple identical oscillating flow heat pipes 2
It is arranged to plate, the arrangement vacuum glas-cover board 4 above the endotherm section of heat pipe, and is sealed tightly with heat collector shell 1.
The preferably heat absorption copper sheet of solar absorber plate 3.Vacuum glas-cover board 4 is preferably dual-layer vacuum glass cover board.It is shaking
It swings and is formed with thermal insulation material 5, preferably polyurethane foam material between stream heat pipe 2 and heat collector shell.It is preferred that by four oscillatory flows
Heat pipe 2 is arranged to plate.
The plate oscillating flow heat pipe solar thermal collector of above-mentioned formation, oscillating flow heat pipe total length are 1200 mm,
Middle heading-length is 1000mm, and condensation segment length is 100mm.
Oscillating flow heat pipe 2 is preferably made of Red-copper Capillary Tube, outer diameter 5mm, internal diameter 3mm, and the elbow number of heat pipe is 16,
Total length 19.231m is unfolded in pipeline, as shown in Fig. 2 and 3 (a), 3 (b).It more elbows and snakelike is arranged in limited collector area
The heating surface area of heat pipe heat-absorbing section is increased, and then improves the thermal efficiency of heat collector.
Used working medium is the distilled water of high-purity, and liquid filled ratio 50%, liquid filled ratio error is in ± 2% range.Make
With the heat pipe of the liquid filled ratio, vapour-liquid plunger is interspersed uniformly in heat pipe, thus oscillatory operation effect is obvious in managing, work in heat pipe
Matter improves heat exchange amount by the latent heat of vaporization exchange of vapour-liquid rapid phase transition, and then realizes the efficient heat transfer of heat pipe.
Scale copper finned solar heat absorbing sheet is housed in endotherm section, and is coated with coating for selective absorption on copper sheet, is inhaled
Yield is more than 0.9, and the absorption to solar radiation can be enhanced.
Orifice plate is installed to be connected to cyclic water tank in the end of the endotherm section of oscillating flow heat pipe 2, the condensation segment of heat pipe is in
In cyclic water tank.Each heat pipe and corresponding cyclic water tank are made into a heat collecting module, the setting of each Module cycle water tank
There is connecting flange, can quickly be assembled according to collector area needs.Cyclic water tank uses stainless steel material, with a thickness of
0.3mm, theoretical pressure-bearing 0.6MPa, stronger bearing capacity can guarantee heat collector operation steady in a long-term, at the same can also with it is more
Block heat collector forms solar energy heating group.Cyclic water tank, convenient for cleaning, solves heat collector longtime running using stainless steel material
Scale problems afterwards, water supply quality are high.
More flat-plate collectors can be can be improved in unit area by forming high-efficiency solar collection ther mal network in series and parallel
The utilization efficiency of solar energy.
Water tank and the exposed part of the same extraneous contact of heat collector ontology carry out tight using polyurethane foam material, can
To prevent scattering and disappearing for thermal energy, heat exchange efficiency is improved.
Above-mentioned plate oscillating flow heat pipe solar thermal collector, is designed as the plate heat exchanger structure of compact, both outer
Shape is beautiful, few to the limitation in mounting condition, place.Further, since oscillating flow heat pipe can be processed into modular assembly, it can be according to thermal-arrest
The requirement of area sum aggregate thermal energy power, flexibly increases or reduces the quantity of oscillating flow heat pipe component, is quickly assembled into various sizes of
Heat collector.Due to being dry connection between collecting part and recirculated water, simultaneously because oscillating flow heat pipe has unidirectional heat conductivity,
Heat loss of the heat collector to environment can be substantially reduced, while ensure that water supply quality, solves the freeze proof of heat collector
The problem of ability difference.
Oscillating flow heat pipe thermal performance of collectors flat for the sheet of the utility model patent is tested, and test macro is as schemed
Shown in 4, including closed heat collector ontology 6 (oscillating flow heat pipe and its supplementary structure), cyclic water tank, flow mixing device 7 and 8, data
Acquisition system 9, the circulatory system.In the endotherm section of oscillating flow heat pipe 2, solar absorber plate 3, the condensation segment of oscillating flow heat pipe 2 are set
Cyclic water tank is set, and solar energy is quickly transferred to the water in cyclic water tank by absorber plate by oscillating flow heat pipe 2.Cyclic water tank
Outlet be provided with flow mixing device 7, exhaust valve 10, pass through pipeline and heating/cooling device 11 and connect.The outlet of cyclic water tank is arranged
Water circulating pump 12 is provided with flowmeter 17 later, and working medium returns to cyclic water tank from flow mixing device 8 after, forms one completely
Closed circuit, constitute heat collector collecting efficiency test macro.By experiment, the efficiency of flat oscillating flow heat pipe heat collector
Curve are as follows:
η=η0- UT=0.743-6.58T
η0For efficiency curve intercept；U is heat loss coefficient；T heat collector normalizes water temperature.
One thermal performance of collectors parameter comparison table of table
The experimental results showed that the thermal performance of collectors (experiment 1) of the flat oscillating flow heat pipe heat collector is put down better than current
Plate-type collector (experiment 2,3,4).
Claims (17)
1. a kind of plate oscillating flow heat pipe solar thermal collector, including heat collector shell, oscillating flow heat pipe, solar energy heat absorbing
Plate, vacuum glas-cover board, cyclic water tank, it is characterised in that: the condensation segment of the oscillating flow heat pipe is in the cyclic water tank,
The bringing-up section of the oscillating flow heat pipe is connected by heat conductive silica gel with the solar absorber plate, multiple identical oscillating flow heat pipes
Be arranged to plate, arrange the vacuum glas-cover board above the endotherm section of the oscillating flow heat pipe, and with the heat collector
Shell sealing is tight.
2. a kind of plate oscillating flow heat pipe solar thermal collector according to claim 1, it is characterised in that: the sun
Energy absorber plate is heat absorption copper sheet.
3. a kind of plate oscillating flow heat pipe solar thermal collector according to claim 1, it is characterised in that: the vacuum
Glass cover-plate is dual-layer vacuum glass cover board.
4. a kind of plate oscillating flow heat pipe solar thermal collector according to claim 1, it is characterised in that: in the vibration
It swings and is formed with thermal insulation material between stream heat pipe and the heat collector shell.
5. a kind of plate oscillating flow heat pipe solar thermal collector according to claim 4, it is characterised in that: the heat preservation
Material is polyurethane foam material.
6. a kind of plate oscillating flow heat pipe solar thermal collector according to claim 1, it is characterised in that: the oscillation
Stream heat pipe total length is 1200mm, wherein the heading-length is 1000mm, the condensation segment length is 100mm.
7. a kind of plate oscillating flow heat pipe solar thermal collector according to claim 1, it is characterised in that: the oscillation
Stream heat pipe is made of Red-copper Capillary Tube.
8. a kind of plate oscillating flow heat pipe solar thermal collector according to claim 1, it is characterised in that: the oscillation
The elbow number for flowing heat pipe is 16.
9. a kind of plate oscillating flow heat pipe solar thermal collector according to claim 1, it is characterised in that: used
Working medium is the distilled water of high-purity, and liquid filled ratio 50%, liquid filled ratio error is in ± 2% range.
10. a kind of plate oscillating flow heat pipe solar thermal collector according to claim 1, it is characterised in that: described
The endotherm section of oscillating flow heat pipe is equipped with scale copper finned solar absorber plate.
11. a kind of plate oscillating flow heat pipe solar thermal collector according to claim 10, it is characterised in that: described
Coating for selective absorption is coated on scale copper.
12. a kind of plate oscillating flow heat pipe solar thermal collector according to claim 11, it is characterised in that: the suction
The absorptivity for receiving coating is more than 0.9.
13. a kind of plate oscillating flow heat pipe solar thermal collector according to claim 11, it is characterised in that: described
The end installation orifice plate of the endotherm section of oscillating flow heat pipe is to be connected to the cyclic water tank, at the condensation segment of the oscillating flow heat pipe
In cyclic water tank.
14. a kind of plate oscillating flow heat pipe solar thermal collector according to claim 13, it is characterised in that: each
Oscillating flow heat pipe and corresponding cyclic water tank are made into a heat collecting module, each Module cycle water tank is provided with connecting flange.
15. a kind of plate oscillating flow heat pipe solar thermal collector according to claim 1, it is characterised in that: described to follow
Ring water tank uses stainless steel material.
16. a kind of plate oscillating flow heat pipe solar thermal collector according to claim 1, it is characterised in that: Duo Taiping
Plate-type collector can be by forming high-efficiency solar collection ther mal network in series and parallel.
17. a kind of plate oscillating flow heat pipe solar thermal collector according to claim 1, it is characterised in that: described to follow
Ring water tank and the exposed part of the same extraneous contact of heat collector ontology carry out tight using polyurethane foam material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820906143.2U CN208871881U (en) | 2018-06-12 | 2018-06-12 | Plate oscillating flow heat pipe solar thermal collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820906143.2U CN208871881U (en) | 2018-06-12 | 2018-06-12 | Plate oscillating flow heat pipe solar thermal collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208871881U true CN208871881U (en) | 2019-05-17 |
Family
ID=66462197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820906143.2U Expired - Fee Related CN208871881U (en) | 2018-06-12 | 2018-06-12 | Plate oscillating flow heat pipe solar thermal collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208871881U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110233545A (en) * | 2019-06-21 | 2019-09-13 | 扬州大学 | A kind of multiple stators motor cooling heat radiator |
-
2018
- 2018-06-12 CN CN201820906143.2U patent/CN208871881U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110233545A (en) * | 2019-06-21 | 2019-09-13 | 扬州大学 | A kind of multiple stators motor cooling heat radiator |
| CN110233545B (en) * | 2019-06-21 | 2024-02-02 | 扬州大学 | Cooling and radiating device for multi-stator motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100053 Beijing city Xicheng District Baiguang Road No. 1 building two Co-patentee after: NORTH CHINA ELECTRIC POWER University Patentee after: State Grid comprehensive energy service group Co.,Ltd. Address before: 100053 Beijing city Xicheng District Baiguang Road No. 1 building two Co-patentee before: NORTH CHINA ELECTRIC POWER University Patentee before: State Grid Energy Conservation Service Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190517 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |