CN207490795U - A kind of solar energy temperature difference generating set based on double pulsating heat pipes - Google Patents
A kind of solar energy temperature difference generating set based on double pulsating heat pipes Download PDFInfo
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- CN207490795U CN207490795U CN201721612771.1U CN201721612771U CN207490795U CN 207490795 U CN207490795 U CN 207490795U CN 201721612771 U CN201721612771 U CN 201721612771U CN 207490795 U CN207490795 U CN 207490795U
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- heat
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- pulsating
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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
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Abstract
A kind of solar energy temperature difference generating set based on double pulsating heat pipes, including solar thermal collector (1), phase-change thermal storage chamber (2), high temperature section pulsating heat pipe (3), low-temperature zone pulsating heat pipe (4), thermoelectric generation film (5)；Phase-change heat-storage material is filled in phase-change thermal storage chamber (2)；The evaporation ends of high temperature section pulsating heat pipe (3) are stretched into phase-change heat-storage material, in the conduit of condensation end insertion high-temperature heat-conductive plate；In the conduit of the evaporation ends insertion low temperature heat-conducting plate of low-temperature zone pulsating heat pipe (4), condensation end is placed in external environment；Thermoelectric generation film (5) is placed between low temperature heat-conducting plate and high-temperature heat-conductive plate.The utility model can ensure that thermoelectric generation film both sides have the higher temperature difference always, thermal response is fast, and heat transfer efficiency is high using double pulsating heat pipes；The problems such as thermal energy absorbed using phase-change heat-storage material storage solar thermal collector, contact area is small when heat accumulation while avoids temperature distributing disproportionation and heat derives.
Description
Technical field
The utility model is related to a kind of solar energy temperature difference generating sets based on double pulsating heat pipes, belong to solar power generation dress
Put field.
Background technology
Solar energy thermo-electric generation has of low cost, simple in structure, safe, the advantages such as energy-saving and emission-reduction, is sent out with photovoltaic
Electricity is compared, and has the features such as working environment limitation is few, longevity of service, thus is had broad application prospects.
Existing solar energy thermo-electric generation technology the problem is that：The collection of solar heat-collection plate thermal energy transmits and will
Thermal energy, which is transferred to thermoelectric generation film, needs the liquid heat transfer working medium driven by pump, and system flow part excessively reduces system fortune
Capable reliability and safety, and there is the defects of heat transfer efficiency is low by fluid transferring heat energy.Since heat transfer efficiency is low, temperature
The thermal energy input of poor power generation sheet both sides and the output phase should be slow, thermoelectric generation film temperature difference caused to be difficult to maintain, conversion efficiency of thermoelectric
Lowly.In addition, the pump of driving heat-transfer working medium flowing needs additional electric energy, the meaning of this and solar energy thermo-electric generation is runed counter to.And
And since the appearance of the devices such as pump increases the complexity of system, cause Maintenance and Repair cumbersome, the defects of system cost increase.
Invention content
The utility model aim is to provide a kind of solar energy temperature difference generating set based on double pulsating heat pipes, power generation dress
It puts with higher heat transfer efficiency.
To achieve the above object, the utility model provides a kind of solar energy temperature difference generating set based on double pulsating heat pipes,
It is led including solar thermal collector, phase-change thermal storage chamber, high temperature section pulsating heat pipe and low-temperature zone pulsating heat pipe, thermoelectric generation film, high temperature
Hot plate and low temperature heat-conducting plate；The solar thermal collector is covered on phase-change thermal storage chamber；Phase-change thermal storage intracavitary is stored up filled with phase transformation
Hot material；The evaporation ends of high temperature section pulsating heat pipe 3 are stretched into phase-change heat-storage material, the slot of condensation end insertion high-temperature heat-conductive plate 9
In road；In the conduit of the evaporation ends insertion low temperature heat-conducting plate 10 of low-temperature zone pulsating heat pipe 4, condensation end is placed in external environment；
Thermoelectric generation film 5 is placed between low temperature heat-conducting plate 10 and high-temperature heat-conductive plate 9.
The utility model can ensure that thermoelectric generation film both sides have the larger temperature difference, heat always using double pulsating heat pipes
Response is fast, and heat transfer efficiency is high, has ensured that quickly input and low-temperature zone heat timely export thermoelectric generation film high temperature section heat；
Simultaneously using pulsating heat pipe transmit heat, it may have it is simple in structure, heat transfer efficiency is high, compared to traditional heat transportation mode have nothing
The advantage that need to be consumed energy；Because pulsating heat pipe itself has without specific evaporative condenser region, thus facilitate arrangement；And pulsating heat pipe mould
Blockization design thus with easy to disassemble, the advantage of maintenance；The heat absorbed using phase-change heat-storage material storage solar thermal collector
Can, the problems such as contact area is small when heat accumulation while avoids temperature distributing disproportionation and heat derives.
Description of the drawings
Fig. 1 is the solar energy temperature difference generating set schematic diagram based on double pulsating heat pipes；
Fig. 2 is double pulsating heat pipes and thermoelectric generation film structure diagram；
Fig. 3 is the left view of Fig. 2；
Fig. 4 is the temperature difference electricity generation device multistage power generation of double pulsating heat pipes and its lateral arrangement schematic diagram
In figure：1st, solar heat-collection plate, 2, phase-change thermal storage chamber, 3, high temperature section pulsating heat pipe, 4, low-temperature zone pulsating heat pipe, 5,
Thermoelectric generation film, 6, liquid injection port, 7, cutting ferrule straight coupling, 8, fin, 9, high-temperature heat-conductive plate, 10, low temperature heat-conducting plate, 11, heat-insulated
Plate.
Specific embodiment
The utility model is further illustrated With reference to embodiment：
As shown in Figure 1, Figure 2 and Figure 3, a kind of solar energy temperature difference generating set based on double pulsating heat pipes, including solar energy
Heat collector 1, thermoelectric generation film 5 and high-temperature heat-conductive plate 9 and low temperature heat-conducting plate 10；Further include phase-change thermal storage chamber 2, high temperature section pulsation heat
Pipe 3 and low-temperature zone pulsating heat pipe 4；The solar thermal collector 1 is covered on phase-change thermal storage chamber 2；It is filled in phase-change thermal storage chamber 2
Phase-change heat-storage material；The evaporation ends of high temperature section pulsating heat pipe 3 are stretched into phase-change heat-storage material, condensation end insertion high-temperature heat-conductive plate
In 9 conduit；The evaporation ends insertion low temperature heat-conducting plate 10 of low-temperature zone pulsating heat pipe 4, condensation end is placed in external environment；The temperature difference
Power generation sheet 5 is placed between low temperature heat-conducting plate 10 and high-temperature heat-conductive plate 9.
Working medium start-up temperature is less than or equal to the phase transition temperature of phase-change heat-storage material, institute in the high temperature section pulsating heat pipe 3
It states working medium start-up temperature in low-temperature zone pulsating heat pipe 4 and is less than working medium start-up temperature in high temperature section pulsating heat pipe 3, and low-temperature zone is pulsed
4 working medium start-up temperature of heat pipe is higher than ambient temperature.
The high temperature section pulsating heat pipe 3 and low-temperature zone pulsating heat pipe 4 at least one liquid injection port 6 is installed injecting and
Exchange working medium.
Further, its structure of the utility model is low temperature heat-conducting plate 10, thermoelectric generation film 5, high-temperature heat-conductive plate 9, the temperature difference are sent out
The multi-layer compound structure that electric piece 5, low temperature heat-conducting plate 10 are sequentially connected can reduce equipment volume, improve heat exchange coefficient.
Further, as shown in figure 4, its structure is high temperature section pulsating heat pipe 3, thermoelectric generation film 5 and low-temperature zone pulsating heat pipe 4
The multistage step structure being sequentially connected, can improve heat utilization ratio.
Further, the high-temperature heat-conductive plate 9 and low temperature heat-conducting plate 10 are provided with and high temperature section pulsating heat pipe 3 and low-temperature zone arteries and veins
4 matched conduit of dynamic heat pipe；So that the two, convenient for heat conduction, can have with comprehensive engagement in high-temperature heat-conductive plate 9 and low temperature heat-conducting plate 10
Cavity, the interior liquid or phase-change heat-storage material that heat conduction is housed of cavity.
Further, several cutting ferrules 7, evaporation ends and condensation end and the low-temperature zone of the high temperature section pulsating heat pipe 3 are further included
The evaporation ends of pulsating heat pipe 4 are connect with condensation end by cutting ferrule.So as to fulfill the modularization of pulsating heat pipe, facilitate what fractionation changed the outfit
Purpose makes temperature difference electricity generation device convenient for safeguarding and prolonging the service life.
Further, it is to improve heat exchanger effectiveness, in the evaporation ends of high temperature section pulsating heat pipe 3 and low-temperature zone pulsating heat pipe 4
Condensation end sets several fins 8.
Further, further include battery energy storage module, the battery energy storage module be connected with thermoelectric generation film 5 and, can be with
Store extra electricity.
Further, the side that the low temperature heat-conducting plate 10 is not connected with thermoelectric generation film 5 is provided with thermal insulation board 11, avoids
Heat losses.
Claims (8)
1. a kind of solar energy temperature difference generating set based on double pulsating heat pipes, including solar thermal collector (1), thermoelectric generation film
(5) and high-temperature heat-conductive plate (9) and low temperature heat-conducting plate (10)；It is characterized in that, further include phase-change thermal storage chamber (2), high temperature section pulsation
Heat pipe (3) and low-temperature zone pulsating heat pipe (4)；The solar thermal collector (1) is covered on phase-change thermal storage chamber (2)；Phase-change thermal storage
Phase-change heat-storage material is filled in chamber (2)；The evaporation ends of high temperature section pulsating heat pipe (3) are stretched into phase-change heat-storage material, condensation
In the conduit of the embedded high-temperature heat-conductive plate (9) in end；The conduit of the evaporation ends insertion low temperature heat-conducting plate (10) of low-temperature zone pulsating heat pipe (4)
In, condensation end is placed in external environment；Thermoelectric generation film (5) is placed between low temperature heat-conducting plate (10) and high-temperature heat-conductive plate (9).
2. solar energy temperature difference generating set according to claim 1, which is characterized in that its structure is low temperature heat-conducting plate
(10), the multilayer that thermoelectric generation film (5), high-temperature heat-conductive plate (9), thermoelectric generation film (5), low temperature heat-conducting plate (10) are sequentially connected is answered
Close structure.
3. solar energy temperature difference generating set according to claim 1 or 2, which is characterized in that its structure is pulsed for high temperature section
The multistage composite structure that heat pipe (3), thermoelectric generation film (5) and low-temperature zone pulsating heat pipe (4) are sequentially connected.
4. solar energy temperature difference generating set according to claim 3, which is characterized in that the high-temperature heat-conductive plate (9) and low
There is cavity in warm heat-conducting plate (10), the liquid of heat conduction is housed in cavity.
5. solar energy temperature difference generating set according to claim 4, which is characterized in that pulsating heat pipe further includes several cards
Set, evaporation ends and condensation end and the evaporation ends and condensation end of low-temperature zone pulsating heat pipe (4) of the high temperature section pulsating heat pipe (3)
It is connected by cutting ferrule.
6. solar energy temperature difference generating set according to claim 5, which is characterized in that in high temperature section pulsating heat pipe (3)
The condensation end of evaporation ends and low-temperature zone pulsating heat pipe (4) sets several fins (8).
7. solar energy temperature difference generating set according to claim 6, which is characterized in that further include battery energy storage module, institute
Battery energy storage module is stated with thermoelectric generation film (5) to be connected.
8. solar energy temperature difference generating set according to claim 7, which is characterized in that the high-temperature heat-conductive plate (9) not with
The connected side of thermoelectric generation film (5) is provided with thermal insulation board (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721612771.1U CN207490795U (en) | 2017-11-28 | 2017-11-28 | A kind of solar energy temperature difference generating set based on double pulsating heat pipes |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721612771.1U CN207490795U (en) | 2017-11-28 | 2017-11-28 | A kind of solar energy temperature difference generating set based on double pulsating heat pipes |
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| Publication Number | Publication Date |
|---|---|
| CN207490795U true CN207490795U (en) | 2018-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721612771.1U Expired - Fee Related CN207490795U (en) | 2017-11-28 | 2017-11-28 | A kind of solar energy temperature difference generating set based on double pulsating heat pipes |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107947638A (en) * | 2017-11-28 | 2018-04-20 | 中国矿业大学 | A kind of solar energy temperature difference generating set based on double pulsating heat pipes |
| CN110686414A (en) * | 2019-10-26 | 2020-01-14 | 北京工业大学 | Compound parabolic light-gathering power generation-phase change heat storage device |
-
2017
- 2017-11-28 CN CN201721612771.1U patent/CN207490795U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107947638A (en) * | 2017-11-28 | 2018-04-20 | 中国矿业大学 | A kind of solar energy temperature difference generating set based on double pulsating heat pipes |
| CN110686414A (en) * | 2019-10-26 | 2020-01-14 | 北京工业大学 | Compound parabolic light-gathering power generation-phase change heat storage device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180612 Termination date: 20191128 |
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| CF01 | Termination of patent right due to non-payment of annual fee |