CN104796067A - Compact type concentrating photovoltaic optothermal integrated module - Google Patents
Compact type concentrating photovoltaic optothermal integrated module Download PDFInfo
- Publication number
- CN104796067A CN104796067A CN201510178907.1A CN201510178907A CN104796067A CN 104796067 A CN104796067 A CN 104796067A CN 201510178907 A CN201510178907 A CN 201510178907A CN 104796067 A CN104796067 A CN 104796067A
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- Prior art keywords
- unit
- photo
- thermal
- integrated module
- sunlight
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Links
- 238000006243 chemical reaction Methods 0.000 claims abstract description 13
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 13
- 229910052782 aluminium Inorganic materials 0.000 claims description 13
- 239000012530 fluid Substances 0.000 claims description 4
- 230000003595 spectral effect Effects 0.000 claims description 4
- 238000009413 insulation Methods 0.000 claims description 3
- 230000005622 photoelectricity Effects 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 abstract description 2
- 230000001932 seasonal effect Effects 0.000 abstract description 2
- 239000012141 concentrate Substances 0.000 abstract 1
- 230000005619 thermoelectricity Effects 0.000 abstract 1
- 239000004411 aluminium Substances 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 239000012809 cooling fluid Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000000280 densification Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/054—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means
- H01L31/0547—Optical elements directly associated or integrated with the PV cell, e.g. light-reflecting means or light-concentrating means comprising light concentrating means of the reflecting type, e.g. parabolic mirrors, concentrators using total internal reflection
-
- 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
- H02S20/00—Supporting structures for PV modules
-
- 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
- Y02E10/52—PV systems with concentrators
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- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention provides a compact type concentrating photovoltaic optothermal integrated module and belongs to the technical field of solar thermoelectricity combination. The compact type concentrating photovoltaic optothermal integrated module comprises a solar concentrating unit, a reflecting unit, an optothermal unit, a photoelectric unit and an adjustment unit, wherein the solar concentrating unit can concentrate solar light, the reflecting unit can reflect solar light, the optothermal unit is used for optothermal conversion of solar light, and the photoelectric unit can convert solar light into electricity. The adjustment unit is connected with the reflecting unit so as to control included angle between the reflecting unit and the solar concentrating unit, and the solar light is gathered to the position of the photoelectric unit or the optothermal unit. Size of the photovoltaic optothermal integrated module is reduced effectively, and system flexibility is improved, so that users can switch photoelectricity and opto-heat according to different seasonal specific needs. Meanwhile, photoelectric conversion efficiency is effectively improved, and system cost is reduced.
Description
Technical field
The invention belongs to solar generator multiple techniques field, relate to a kind of photovoltaic and photothermal integral module, especially close-coupled photovoltaic and photothermal integral module.
Background technology
Under the dual-pressure of current energy crisis and environmental pollution, develop the concern that a kind of novel renewable high-efficiency cleaning energy receives more and more scholar.Solar energy is cleanliness without any pollution not only, and has generality, rich and permanent feature.According to calculating, solar radiation to the energy of the earth up to 4 × 10
15mW is 2000 times of earth energy consumption.Therefore, develop solar energy resources to be of great immediate significance to solution world energy sources environmental problem.
Photovoltaic and photothermal solar integrated technique effectively can not only reduce the temperature of photovoltaic module, improves photovoltaic efficiency, and can produce heat energy, thus greatly improve the conversion efficiency of solar energy.But photo-thermal product temperatur is limited by the allowable temperature of photovoltaic cell, generally lower than 60 DEG C.In addition, because the energy-flux density of sunlight is low, the usable floor area of photovoltaic cell is large, and this makes the cost of solar energy utilization system higher.Although conventional light condensing technology decreases the use amount of photovoltaic cell or thermal-collecting tube, reduce cost, but due to the optical characteristics of light focusing unit itself, larger distance is there is between itself and sunlight receiving element, system bulk is usually larger, be unfavorable for the wind resistance of solar energy system, be also difficult to accept to the domestic consumer that daylighting area is limited.
Summary of the invention
The object of the present invention is to provide a kind of close-coupled concentrating photovoltaic photo-thermal integrated module, to reduce the volume of photovoltaic and photothermal integral module, and can according to Various Seasonal with can demand, the photoelectricity of system and photo-thermal unit are switched.
In order to achieve the above object, solution of the present invention is:
A kind of close-coupled concentrating photovoltaic photo-thermal integrated module, comprise the light focusing unit of focusing sunlight, reflected sunlight reflecting unit, sunlight carried out to the photo-thermal unit of photothermal conversion and sunlight carried out to photovoltaic element and the regulon of photoelectric conversion; Described regulon is connected with described reflecting unit, to regulate the angle between described reflecting unit and light focusing unit, sunlight is converged to photovoltaic element or the position residing for photo-thermal unit.
Described light focusing unit is arranged in above described reflecting unit.
Described regulon comprises rotating shaft, and described reflecting unit is arranged on described rotating shaft.
Described rotating shaft and described reflecting unit hinged, to drive described reflecting unit to rotate by described rotating shaft.
Described photo-thermal unit and described photovoltaic element include inner passage, and all containing fluid in described inner passage, to collect heat.
Described photovoltaic element comprise hollow aluminum pipe, to be pasted onto the photovoltaic cell of described aluminum pipe outer surface by tack coat and to surround the heat-insulation layer of described other outer surfaces of aluminum pipe.
Described photo-thermal unit comprises the solar vacuum heat-collecting pipe that surface is coated with spectral selection absorbed layer.
Described light focusing unit comprises the line focus Fresnel light condensing lens of tabular.
Described reflecting unit is reflective mirror.
Described module also comprises the automatic tracking cell of sunlight and the outer support frame structure for supporting described light focusing unit, described photovoltaic element, described photo-thermal unit, described reflecting unit and described regulon; The automatic tracking cell of described sunlight and described outer support frame anatomical connectivity, to guide described outer support frame structure motion by the automatic tracking cell of described sunlight, make the surface of described light focusing unit aim at sunlight.
Owing to adopting such scheme, the invention has the beneficial effects as follows:
1) reduction system volume.Between light focusing unit and its focus, arrange reflecting unit, change system focus position, effectively reduce the thickness of system, make system compact, modularization, be convenient to produce, transport, install and use.
2) system flexibility is increased.Reflecting unit is arranged on the rotary shaft, different and user's request can carry out the switching of photoelectricity and photo-thermal, adaptation living needs according to season.
3) cost is effectively reduced.Adopt light condensing technology significantly can reduce the area of photovoltaic cell and thermal-collecting tube, reduce the cost of solar energy utilization system.
4) effectively photoelectric conversion efficiency is improved.Photovoltaic cell is arranged in and is connected with on the square aluminium tube of cooling fluid, and temperature is effectively controlled, thus improves electricity conversion.
Accompanying drawing explanation
Fig. 1 is the structural representation of close-coupled concentrating photovoltaic photo-thermal integrated module in the embodiment of the present invention.
In accompanying drawing: 1, collector lens; 2, photovoltaic cell; 3, square aluminium tube; 4, thermal-collecting tube; 5, level crossing; 6, rotating shaft; 7, the automatic tracking cell of sunlight; 8, outer support frame structure.
Embodiment
Below in conjunction with accompanying drawing illustrated embodiment, the present invention is further illustrated.
The present invention proposes a kind of close-coupled concentrating photovoltaic photo-thermal integrated module, Fig. 1 is the structural representation of this module.This module comprises light focusing unit, reflecting unit, photo-thermal unit, photovoltaic element and regulon.Light focusing unit assembles sunlight; The sunlight that reflecting unit is used for light focusing unit is assembled reflexes to photo-thermal unit or photovoltaic element; Light focusing unit is arranged on reflecting unit.Photo-thermal unit is used for changing the sunlight luminous energy of absorption into heat energy; Photovoltaic element is used for carrying out photoelectric conversion to sunlight; Regulon is then connected with reflecting unit, by regulating the angle between reflecting unit and light focusing unit, sunlight is converged to photovoltaic element or the diverse location residing for photo-thermal unit.
This module also comprises the automatic tracking cell 7 of sunlight and the outer support frame structure 8 for supporting light focusing unit, photovoltaic element, photo-thermal unit, reflecting unit and regulon, and this outer support frame structure 8 is connected with the automatic tracking cell 7 of sunlight.Light focusing unit comprises the line focus Fresnel light condensing lens 1 of tabular, can it be driven to move by the motion of outer support frame structure 8 under the guiding of the automatic tracking cell 7 of sunlight, make it all the time the sun is aimed on surface.
Photo-thermal unit comprises thermal-collecting tube 4, and thermal-collecting tube 4 is glass or quartzy material, and surface is coated with spectral selection absorbed layer, and inside has passage, is water or other fluids, can carries out the collection of heat in passage.
Photovoltaic element comprises square aluminium tube 3 and the photovoltaic cell 2 of hollow, and photovoltaic cell 2 is pasted onto the outer surface of square aluminium tube 3 by tack coat.The inside of square aluminium tube 3 has passage, is water or other fluids in passage, for the heat that collection photovoltaics battery 2 produces while generating.Other three outer surfaces of square aluminium tube 3 are furnished with heat-insulation layer, prevent heat to scatter and disappear by other means.
Reflecting unit comprises level crossing 5, and regulon comprises rotating shaft 6, and level crossing 5 is hinged with rotating shaft 6, and rotating shaft 6 can drive level crossing 5 to rotate around its central axis, thus reflecting unit makes light-ray condensing in photovoltaic cell 2 or thermal-collecting tube 4.The setting of rotating shaft 6 and level crossing 5 not only can realize the switching of photovoltaic element and photo-thermal unit, also reduces the volume of module simultaneously, makes system densification more.
In Fig. 1, upper left is the sun, and lower-left is these close-coupled concentrating photovoltaic photo-thermal integrated modules multiple after encapsulation, and the right is the enlarged diagram of the single close-coupled concentrating photovoltaic photo-thermal integrated module in the dashed circle of lower-left.In enlarged diagram on the right, the level crossing that solid line represents and light represent that this close-coupled concentrating photovoltaic photo-thermal integrated module is in and carry out the pattern that opto-electronic conversion is master, and the level crossing that dotted line represents and light represent that this close-coupled concentrating photovoltaic photo-thermal integrated module is in and carries out the pattern that photothermal deformation is master.
Light condensing technology, on the basis of existing research, combines with reflective technology by the present invention.Have employed Fresnel transmission-type condenser to collect sunlight, decrease the usable floor area of photovoltaic cell and solar energy heat collection pipe, reduce system cost.
Meanwhile, level crossing is set in the below of Fresnel condenser, and regulates the angle of level crossing by regulon, achieve photovoltaic element and photo-thermal unit freely switches.Such as, summer switches to photovoltaic element, produces the heat energy of 40 ~ 50 DEG C, for family life while generating; In winter, because temperature reduces, switch to photo-thermal unit and carry out a large amount of photothermal deformation, the heat energy of generation can be used for heating.Such structure not only increases the flexibility that this module uses, and also reduces the volume of system simultaneously, makes system densification more.
In addition, photo-thermal unit thermal-collecting tube outside light-plated spectral selectivity absorbed layer, increases photo-thermal conversion efficiency, improves photo-thermal exit product temperature; Photovoltaic element photovoltaic cell is attached to the square aluminium tube surface being connected with cooling fluid, not only reduces photovoltaic battery temperature, improves photoelectric conversion efficiency, and the heat produced while having reclaimed photovoltaic cell capable of generating power, improves the gross efficiency of system.
Above-mentioned is can understand and apply the invention for ease of those skilled in the art to the description of embodiment.Person skilled in the art obviously easily can make various amendment to these embodiments, and General Principle described herein is applied in other embodiments and need not through performing creative labour.Therefore, the invention is not restricted to embodiment here, those skilled in the art, according to announcement of the present invention, do not depart from improvement that scope makes and amendment all should within protection scope of the present invention.
Claims (10)
1. a close-coupled concentrating photovoltaic photo-thermal integrated module, comprise the light focusing unit of focusing sunlight, reflected sunlight reflecting unit, sunlight carried out to the photo-thermal unit of photothermal conversion and sunlight carried out to the photovoltaic element of photoelectric conversion, it is characterized in that: also comprise regulon; Described regulon is connected with described reflecting unit, to regulate the angle between described reflecting unit and light focusing unit, sunlight is converged to photovoltaic element or the position residing for photo-thermal unit.
2. close-coupled concentrating photovoltaic photo-thermal integrated module according to claim 1, is characterized in that: described light focusing unit is arranged in above described reflecting unit.
3. close-coupled concentrating photovoltaic photo-thermal integrated module according to claim 1, it is characterized in that: described regulon comprises rotating shaft, described reflecting unit is arranged on described rotating shaft.
4. close-coupled concentrating photovoltaic photo-thermal integrated module according to claim 3, is characterized in that: described rotating shaft and described reflecting unit hinged, to drive described reflecting unit to rotate by described rotating shaft.
5. close-coupled concentrating photovoltaic photo-thermal integrated module according to claim 1, is characterized in that: described photo-thermal unit and described photovoltaic element include inner passage, and all containing fluid in described inner passage, to collect heat.
6. close-coupled concentrating photovoltaic photo-thermal integrated module according to claim 5, is characterized in that: described photovoltaic element comprise hollow aluminum pipe, to be pasted onto the photovoltaic cell of described aluminum pipe outer surface by tack coat and to surround the heat-insulation layer of described other outer surfaces of aluminum pipe.
7. close-coupled concentrating photovoltaic photo-thermal integrated module according to claim 5, is characterized in that: described photo-thermal unit comprises the solar vacuum heat-collecting pipe that surface is coated with spectral selection absorbed layer.
8. close-coupled concentrating photovoltaic photo-thermal integrated module according to claim 1, is characterized in that: described light focusing unit comprises the line focus Fresnel light condensing lens of tabular.
9. close-coupled concentrating photovoltaic photo-thermal integrated module according to claim 1, is characterized in that: described reflecting unit is reflective mirror.
10. close-coupled concentrating photovoltaic photo-thermal integrated module according to claim 1, is characterized in that: described module also comprises the automatic tracking cell of sunlight and the outer support frame structure for supporting described light focusing unit, described photovoltaic element, described photo-thermal unit, described reflecting unit and described regulon; The automatic tracking cell of described sunlight and described outer support frame anatomical connectivity, to guide described outer support frame structure motion by the automatic tracking cell of described sunlight, make the surface of described light focusing unit aim at sunlight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510178907.1A CN104796067A (en) | 2015-04-15 | 2015-04-15 | Compact type concentrating photovoltaic optothermal integrated module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510178907.1A CN104796067A (en) | 2015-04-15 | 2015-04-15 | Compact type concentrating photovoltaic optothermal integrated module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104796067A true CN104796067A (en) | 2015-07-22 |
Family
ID=53560637
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510178907.1A Pending CN104796067A (en) | 2015-04-15 | 2015-04-15 | Compact type concentrating photovoltaic optothermal integrated module |
Country Status (1)
| Country | Link |
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| CN (1) | CN104796067A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105961090A (en) * | 2016-05-26 | 2016-09-28 | 江苏尚恩光电科技有限公司 | Solar plant growth assisting system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4146407A (en) * | 1977-12-15 | 1979-03-27 | Litsenko Tatyana A | Solar photoelectric module |
| US20080092877A1 (en) * | 2006-09-14 | 2008-04-24 | James Mathew Monsebroten | Solar concentrator system |
| CN201262490Y (en) * | 2008-04-24 | 2009-06-24 | 宁波沪甬电力器材股份有限公司 | Rack of solar water heater |
| EP2194584A1 (en) * | 2007-09-26 | 2010-06-09 | Sharp Kabushiki Kaisha | Solar cell, concentrator photovoltaic module, concentrator photovoltaic unit and solar cell manufacturing method |
| CN102005969A (en) * | 2010-06-07 | 2011-04-06 | 叶金来 | Photoelectric energy high-rate concentrating power generation system |
| JP2011242041A (en) * | 2010-05-17 | 2011-12-01 | Wakasawan Energ Kenkyu Center | Sunlight condenser using liquid lens |
| US20120111390A1 (en) * | 2010-11-08 | 2012-05-10 | Tung-Yi Dai | Highly concentrating solar power generation and thermal collection apparatus |
| CN103123416A (en) * | 2012-08-24 | 2013-05-29 | 王圣 | Solar condenser |
| KR20130081774A (en) * | 2012-01-10 | 2013-07-18 | 기세웅 | Solar energy utilizing apparatus using the fresnel lens |
| CN103532486A (en) * | 2013-09-15 | 2014-01-22 | 北京凡元兴科技有限公司 | Light-quantity-adjustable solar concentrating system |
| CN103868259A (en) * | 2012-12-12 | 2014-06-18 | 中国科学院理化技术研究所 | Production process of selective absorbing coating and vacuum heat collector |
| CN104101113A (en) * | 2014-06-26 | 2014-10-15 | 同济大学 | Solar photothermal and photoelectric frequency division utilization system |
| CN104501427A (en) * | 2014-12-22 | 2015-04-08 | 中海阳能源集团股份有限公司 | Optothermal and photovoltaic integrated system |
-
2015
- 2015-04-15 CN CN201510178907.1A patent/CN104796067A/en active Pending
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4146407A (en) * | 1977-12-15 | 1979-03-27 | Litsenko Tatyana A | Solar photoelectric module |
| US20080092877A1 (en) * | 2006-09-14 | 2008-04-24 | James Mathew Monsebroten | Solar concentrator system |
| EP2194584A1 (en) * | 2007-09-26 | 2010-06-09 | Sharp Kabushiki Kaisha | Solar cell, concentrator photovoltaic module, concentrator photovoltaic unit and solar cell manufacturing method |
| CN201262490Y (en) * | 2008-04-24 | 2009-06-24 | 宁波沪甬电力器材股份有限公司 | Rack of solar water heater |
| JP2011242041A (en) * | 2010-05-17 | 2011-12-01 | Wakasawan Energ Kenkyu Center | Sunlight condenser using liquid lens |
| CN102005969A (en) * | 2010-06-07 | 2011-04-06 | 叶金来 | Photoelectric energy high-rate concentrating power generation system |
| US20120111390A1 (en) * | 2010-11-08 | 2012-05-10 | Tung-Yi Dai | Highly concentrating solar power generation and thermal collection apparatus |
| KR20130081774A (en) * | 2012-01-10 | 2013-07-18 | 기세웅 | Solar energy utilizing apparatus using the fresnel lens |
| CN103123416A (en) * | 2012-08-24 | 2013-05-29 | 王圣 | Solar condenser |
| CN103868259A (en) * | 2012-12-12 | 2014-06-18 | 中国科学院理化技术研究所 | Production process of selective absorbing coating and vacuum heat collector |
| CN103532486A (en) * | 2013-09-15 | 2014-01-22 | 北京凡元兴科技有限公司 | Light-quantity-adjustable solar concentrating system |
| CN104101113A (en) * | 2014-06-26 | 2014-10-15 | 同济大学 | Solar photothermal and photoelectric frequency division utilization system |
| CN104501427A (en) * | 2014-12-22 | 2015-04-08 | 中海阳能源集团股份有限公司 | Optothermal and photovoltaic integrated system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105961090A (en) * | 2016-05-26 | 2016-09-28 | 江苏尚恩光电科技有限公司 | Solar plant growth assisting system |
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