CN101610053A - Vehicular solar energy generating set - Google Patents
Vehicular solar energy generating set Download PDFInfo
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- CN101610053A CN101610053A CN 200910100807 CN200910100807A CN101610053A CN 101610053 A CN101610053 A CN 101610053A CN 200910100807 CN200910100807 CN 200910100807 CN 200910100807 A CN200910100807 A CN 200910100807A CN 101610053 A CN101610053 A CN 101610053A
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- solar
- solar energy
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- generating set
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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
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Abstract
The invention discloses a kind of Vehicular solar energy generating set, comprise the solar power generation assembly that is erected on the roof, described solar power generation assembly comprises: the solar collector that is positioned at the top; Fin; And thermoelectric cell, the hot junction of thermoelectric cell and cold junction are respectively with solar collector and fin heat exchange.Leave the heat radiation space between fin and the roof, also can be provided with some notching constructions on the fin, the direction of fluting direction and vehicle operating is consistent.Blast Furnace Top Gas Recovery Turbine Unit (TRT) of the present invention has improved the utilization ratio of solar energy, cost of electricity-generating be reduced to 0.4 yuan/degree below; Generating device structure of the present invention is simple, and convenient the making and installation is installed on roof, can also play the effect of sunshade to vehicle.
Description
Technical field
The invention belongs to the development and use field of new forms of energy, be specifically related to a kind of Vehicular solar energy generating set.
Background technology
There is the high problem of cost in traditional solar energy generation technology, in recent years, people carry out solar power generation at the research and utilization photovoltaic cell, but owing to be used for producing the semiconductor silicon material cost restriction of solar-energy photo-voltaic cell, utilize the photovoltaic cell solar power generation still to have the high problem of cost.Utilize thermoelectric cell (claiming the thermo-electric generation sheet again) to generate electricity, can solve the high problem of cost of traditional solar energy generation technology.With respect to photovoltaic cell, thermoelectric cell has the low advantage of cost, and thermoelectric cell not only can utilize visible light, can also utilize the heat of solar spectrum invisible light, in addition, energy consumption that produces in the thermoelectric cell production process and pollution are few more than photovoltaic cell, environmental protection more.But, because the energy density of solar energy does not reach the temperature difference requirement of semiconductor temperature difference battery for a short time, solar energy only is limited to thermo-mechanical power generation and solar cell power generation is used, thermoelectric cell seldom is utilized on solar energy generation technology, only as a supplement generation mode be applied to cogeneration or low power Blast Furnace Top Gas Recovery Turbine Unit (TRT).In fact, keep the enough big temperature difference in the battery both sides during thermoelectric cell generating, just can obtain big output electric energy, therefore, be expected to thermoelectric cell is applied in the solar energy generation technology by certain improvement.
Existing Vehicular solar Blast Furnace Top Gas Recovery Turbine Unit (TRT) mostly is to utilize photovoltaic cell to carry out solar power generation.Chinese patent application (application number: 200710170896.8) disclose a kind of vehicle-mounted power station, the structure that comprises solar cell, support, connecting line, storage battery, controller, inverter, storage battery, controller, inverter are placed a chest, connecting line connects controller, the electricity that solar cell is sent is stored in the storage battery via controller control, and inverter carries out inversion with the electricity in the storage battery again; Support is installed in the both sides of chest, and solar cell is rack-mount.This vehicle-mounted power station cost height, complex structure does not have practical value, is not suitable for applying.
Summary of the invention
The invention provides a kind of Vehicular solar energy generating set, thermoelectric cell and solar collector are combined dexterously, and make full use of the motion of vehicle, the heating problems in thermoelectric cell hot junction and the cooling problem of cold junction have been solved, improved the utilization ratio of solar energy, thereby thermoelectric cell effectively is applied to solar energy generation technology, has reduced the cost of solar power generation.
A kind of Vehicular solar energy generating set comprises the solar power generation assembly that is erected on the roof, and described solar power generation assembly comprises:
Be positioned at the solar collector at top;
Fin;
And thermoelectric cell, the hot junction of thermoelectric cell and cold junction are respectively with solar collector and fin heat exchange.
The solar collector that is positioned at the top is collected solar energy, and the sunlight that direct projection, scattering and other reflecting surface are reflected is converted into heat; The hot junction of described thermoelectric cell and solar collector contact heat-exchanging, solar collector make the hot-side temperature of thermoelectric cell raise to the hot junction heating of thermoelectric cell; The cold junction of described thermoelectric cell and fin contact heat-exchanging make the heat of cold junction of thermoelectric cell take away by fin, keep the low temperature of cold junction; Thereby formation temperature is poor, realizes utilizing solar power generation.
As preferably, described solar power generation assembly is erected on the roof by a supporting construction that is fixed on the roof.
As preferably, leave the heat radiation space between described fin and the roof, the air flows between the space helps the fin heat radiation.
As preferably, on described fin, be provided with some notching constructions, the direction of fluting direction and vehicle operating is consistent, and so, the radiating efficiency of fin is higher.During vehicle take-offs, air quickens to flow in space and fluting, and air flows is taken away the heat on the fin rapidly.
As preferably, between the cold junction of thermoelectric cell and fin, be provided with heat carrier, can obtain better heat-conducting effect like this, make cold junction keep consecutive low temperature.Heat carrier can be metal heat-conducting body material, generally can select copper sheet or copper billet for use; Also can be the conduction material coating, generally can select prior aries such as heat conductive silica gel for use.When adopting metal heat-conducting body material, the one side of heat carrier and the cold junction of thermoelectric cell are close to, and the another side of heat carrier pastes mutually with fin.
As preferably, between the contact heat-exchanging position of the hot junction of thermoelectric cell and solar collector, be provided with heat carrier, can obtain better heat-conducting effect like this, make the hot junction keep continuous high temperature.Heat carrier can be metal heat-conducting body material, for example: copper sheet or copper billet etc.; Also can be the conduction material coating, for example heat conductive silica gel etc.When adopting metal heat-conducting body material, the one side of heat carrier and the hot junction of thermoelectric cell are close to, and paste mutually at the contact heat-exchanging position of the another side of heat carrier and solar collector.
Among the present invention, solar collector can be solar vacuum heat-collecting pipe or other solar energy heat collector, and the present invention preferably adopts solar vacuum heat-collecting pipe, and solar vacuum heat-collecting pipe can adopt prior art.As preferably, the inner wall surface of described solar vacuum heat-collecting pipe scribbles solar energy absorbing membranous layer.
With respect to prior art, Vehicular solar energy generating set of the present invention has following beneficial effect:
Utilize solar collector, especially solar energy vacuum heat collecting device on the one hand, improved solar energy heat absorbing efficient, make the thermoelectric cell hot junction keep higher temperature; On the other hand, utilize the air flows between vehicle movement acceleration fin and the roof, make fin dispel the heat rapidly, thereby solved the cooling problem of thermoelectric cell cold junction, make the thermoelectric cell cold junction keep lower temperature.Vehicular solar energy generating set of the present invention has improved the utilization ratio of solar energy, has reduced the cost of solar power generation, and cost of electricity-generating is less than 0.4 yuan/degree.Simultaneously, device of solar generating of the present invention is simple in structure, and convenient making and installation are set up, and installing rack is located at roof, can also play the effect of sunshade to vehicle.
Description of drawings
Fig. 1 is the structural representation of Vehicular solar energy generating set of the present invention.
Fig. 2 is the structural representation of another embodiment of Vehicular solar energy generating set of the present invention.
Embodiment
Referring to Fig. 1, Vehicular solar energy generating set of the present invention, comprise by being fixed on supporting construction 4 on the roof 7 being erected at solar power generation assembly on the roof 7, this solar power generation assembly comprises: the solar collector 1, thermoelectric cell 2 and the fin 3 that are positioned at the top.
The hot junction 22 and solar collector 1 contact heat-exchanging of thermoelectric cell 2, the cold junction 21 and fin 3 contact heat-exchangings of thermoelectric cell 2.
During device work, solar vacuum heat-collecting pipe is converted into heat to the sunlight of direct projection, scattering and the reflection of other reflecting surface, and the hot junction 22 of heat transferred to thermoelectric cell 2, thereby makes the thermoelectric cell 2 generation electric energy of starting working.In order to make the thermoelectric cell 2 can operate as normal, should keep the hot junction 22 of thermoelectric cell 2 and cold junction 21 that enough temperature difference are arranged.Because thermoelectric cell 2 itself has heat-transfer character, along with the temperature in the hot junction 22 of thermoelectric cell 2 raises, the temperature of the cold junction 21 of thermoelectric cell 2 also can raise, the heat of the cold junction 21 of thermoelectric cell 2 can be delivered on the fin 3, carries out natural heat dissipation, when vehicle take-offs, having air flows on the fluting of fin 3, thereby the increase radiating effect has guaranteed to have the temperature difference that continues at the hot junction 22 and the cold junction 21 of thermoelectric cell 2, makes its normal power generation.
Referring to Fig. 2, in the Vehicular solar energy generating set of the present invention, scribble one deck heat conductive silica gel 5 between the hot junction 22 of thermoelectric cell 2 and the contact heat-exchanging position of solar collector 1, scribble one deck heat conductive silica gel 6 between the cold junction 21 of thermoelectric cell 2 and the fin 3.Other setting is identical with embodiment 1.
During device work, solar vacuum heat-collecting pipe is converted into heat to the sunlight of direct projection, scattering and the reflection of other reflecting surface, and by heat conductive silica gel 5 the hot junction 22 of heat transferred to thermoelectric cell 2, thereby make the thermoelectric cell 2 generation electric energy of starting working.In order to make the thermoelectric cell 2 can operate as normal, should keep the hot junction 22 of thermoelectric cell 2 and cold junction 21 that enough temperature difference are arranged.Because thermoelectric cell 2 itself has heat-transfer character, along with the temperature in the hot junction 22 of thermoelectric cell 2 raises, the temperature of the cold junction 21 of thermoelectric cell 2 also can raise, the heat of the cold junction 21 of thermoelectric cell 2 can be delivered on the fin 3 by heat conductive silica gel 6, carries out natural heat dissipation, when vehicle take-offs, having air flows on the fluting of fin 3, thereby the increase radiating effect has guaranteed to have the temperature difference that continues at the hot junction 22 and the cold junction 21 of thermoelectric cell 2, makes its normal power generation.
What more than enumerate only is several specific embodiments of the present invention; the invention is not restricted to above embodiment; many distortion can also be arranged, and all distortion that those of ordinary skill in the art can directly derive or associate from content disclosed by the invention all should be thought protection scope of the present invention.
Claims (8)
1, a kind of Vehicular solar energy generating set comprises the solar power generation assembly that is erected on the roof (7), it is characterized in that, described solar power generation assembly comprises:
Be positioned at the solar collector (1) at top;
Fin (3);
And thermoelectric cell (2), the hot junction (22) of thermoelectric cell (2) and same respectively solar collector of cold junction (21) (1) and fin (3) heat exchange.
2, Vehicular solar energy generating set as claimed in claim 1 is characterized in that: described solar power generation assembly is erected on the roof (7) by a supporting construction (4) that is fixed on the roof (7).
3, Vehicular solar energy generating set as claimed in claim 1 or 2 is characterized in that: leave the heat radiation space between described fin (3) and the roof (7).
4, Vehicular solar energy generating set as claimed in claim 1 is characterized in that: described fin has some notching constructions on (3), and the direction of fluting direction and vehicle operating is consistent.
5, Vehicular solar energy generating set as claimed in claim 1 is characterized in that: be provided with heat carrier (5) between the hot junction (22) of described thermoelectric cell (2) and the contact heat-exchanging position of solar collector (1).
6, Vehicular solar energy generating set as claimed in claim 1 is characterized in that: be provided with heat carrier (6) between the cold junction (21) of described thermoelectric cell (2) and the fin (3).
7, Vehicular solar energy generating set as claimed in claim 1 is characterized in that: described solar collector (1) adopts solar vacuum heat-collecting pipe.
8, Vehicular solar energy generating set as claimed in claim 7 is characterized in that: the inner wall surface of described solar vacuum heat-collecting pipe scribbles solar energy absorbing membranous layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910100807 CN101610053A (en) | 2009-07-14 | 2009-07-14 | Vehicular solar energy generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910100807 CN101610053A (en) | 2009-07-14 | 2009-07-14 | Vehicular solar energy generating set |
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| Publication Number | Publication Date |
|---|---|
| CN101610053A true CN101610053A (en) | 2009-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910100807 Pending CN101610053A (en) | 2009-07-14 | 2009-07-14 | Vehicular solar energy generating set |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011091620A1 (en) * | 2010-01-29 | 2011-08-04 | 中国科学院广州能源研究所 | System for thermoelectric converting type solar thermal power generation |
| CN103836502A (en) * | 2014-03-20 | 2014-06-04 | 广东工业大学 | Solar phase change heat accumulation thermoelectric power generation street lamp system |
| CN109237399A (en) * | 2018-10-17 | 2019-01-18 | 余德永 | A kind of standardized module formula solar illuminating system |
-
2009
- 2009-07-14 CN CN 200910100807 patent/CN101610053A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011091620A1 (en) * | 2010-01-29 | 2011-08-04 | 中国科学院广州能源研究所 | System for thermoelectric converting type solar thermal power generation |
| CN103836502A (en) * | 2014-03-20 | 2014-06-04 | 广东工业大学 | Solar phase change heat accumulation thermoelectric power generation street lamp system |
| CN103836502B (en) * | 2014-03-20 | 2016-07-06 | 广东工业大学 | Solar energy phase-change heat storage thermo-electric generation road lamp system |
| CN109237399A (en) * | 2018-10-17 | 2019-01-18 | 余德永 | A kind of standardized module formula solar illuminating system |
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Open date: 20091223 |