CN101964615B - Secondary reflection parabolic cylinder condensation cylindrical face closed cavity lighting solar electrical energy generation device - Google Patents
Secondary reflection parabolic cylinder condensation cylindrical face closed cavity lighting solar electrical energy generation device Download PDFInfo
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- CN101964615B CN101964615B CN2010105256849A CN201010525684A CN101964615B CN 101964615 B CN101964615 B CN 101964615B CN 2010105256849 A CN2010105256849 A CN 2010105256849A CN 201010525684 A CN201010525684 A CN 201010525684A CN 101964615 B CN101964615 B CN 101964615B
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- 238000010248 power generation Methods 0.000 abstract 1
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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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- 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
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Abstract
一种二次反射聚光圆柱面闭合腔体采光太阳能发电装置，该装置通过大平面反光镜和抛物柱面反光镜的反光聚焦作用接收太阳能，可大幅提高太阳能的接收效率，可用来实现在强光和弱光的环境下太阳能的采集和接收。
A solar power generation device with secondary reflection and concentrating cylindrical surface for daylighting in a closed cavity. The device receives solar energy through the reflection and focusing effect of a large plane reflector and a parabolic reflector, which can greatly improve the receiving efficiency of solar energy. It can be used to realize The collection and reception of solar energy in light and low light environments.
Description
Affiliated technical field:
The present invention relates to a kind of Application of Solar Energy technology; Particularly a kind of secondary reflection concentrating face of cylinder closed housing lighting solar TRT that utilizes parabolic cylinder optically focused principle to receive solar energy; This device receives solar energy through the reflective focussing force of reflective surface, can significantly improve the receiving efficiency of solar energy.
Background technology:
Solar energy is a kind of clean energy resource, and is inexhaustible, nexhaustible, also can not cause environmental pollution; Nowadays; No matter in coastal cities, still in inland city, solar product gets into people's the visual field just more and more; Solar street light, solar lawn lamp, solar energy garden lamp, solar corridor lamp, bus station's desk lamp, traffic lights or the like, various solar water heaters have also been walked close to huge numbers of families.But these solar product great majority all do not have light-focusing function, cause solar energy utilization ratio low.The light intensity on solar energy receiving element surface doubles; The receiving efficiency of solar energy receiving element will double; The focus of solar energy industry technology competition at present mainly is the battle of solar energy receiving efficiency; It is thus clear that improve receiving efficiency to whole industry significance level, therefore can effectively improve the intensity of illumination of solar energy receiving element, just become the problem of paying close attention to the most when people utilize solar energy.
In recent years, in the photovoltaic matrix of some solar power stations, realized the Salar light-gathering reception abroad, domestic also have similar experimental rig, but these apparatus structures are complicated, bulky, cost is high-leveled and difficult on the solar domestic product, to obtain popularization.
Summary of the invention:
In order to overcome shortcomings such as existing beam condensing unit complicated in mechanical structure, bulky, cost height. the present invention is directed to the deficiency that prior art exists; Prior art is improved, proposed the Salar light-gathering receiving system that a kind of volume is little, simple and reliable for structure, cost is low, the optically focused reception that it can realize solar energy.
The technical solution adopted for the present invention to solve the technical problems is: a plurality of Salar light-gathering receiving mechanisms have been installed in a rectangular box; Each Salar light-gathering receiving mechanism proper alignment is in rectangular box; On rectangular box, be stamped a planar transparent cover plate; The planar transparent cover plate is enclosed in each Salar light-gathering receiving mechanism in the rectangular box; Each Salar light-gathering receiving mechanism all is made of a big plane mirror, a parabolic cylinder reflective mirror and a luminous energy receiver
The big plane mirror of each Salar light-gathering receiving mechanism is parallel to each other; The big plane mirror and the planar transparent cover plate of each Salar light-gathering receiving mechanism intersect 45; The middle seat of each big plane mirror all has a long straight light entrance slit along its long side direction; All parallel with same long limit of rectangular box and the light entrance slit big plane mirror of the light entrance slit of each big plane mirror is positioned on the same plane parallel with the planar transparent cover plate
The luminous energy receiver of each Salar light-gathering receiving mechanism all is made of a block length straight face of cylinder solar panel and a long straight semi-cylindrical transparent light guide lid; The axis direction of solar panel has a long straight light entrance slit along the face of cylinder; The semi-cylindrical transparent light guide of this luminous energy receiver is covered on the light entrance slit of the face of cylinder of this luminous energy receiver solar panel; The semi-cylindrical transparent light guide lid and the face of cylinder solar panel of each luminous energy receiver constitute a closed cavities
The luminous energy receiver of each Salar light-gathering receiving mechanism is installed in the back side of reflective surface of the big plane mirror of this Salar light-gathering receiving mechanism; The light entrance slit of the face of cylinder solar panel of the luminous energy receiver of each Salar light-gathering receiving mechanism is over against the reflective surface of the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism; The focal line of the parabolic cylinder reflective mirror of the light entrance slit of the face of cylinder solar panel of the luminous energy receiver of each Salar light-gathering receiving mechanism and semi-cylindrical transparent light guide lid axis and this Salar light-gathering receiving mechanism overlaps; The light entrance slit of the focal line of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism and the big plane mirror of this Salar light-gathering receiving mechanism overlaps; The plane of symmetry of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism and the big plane mirror of this Salar light-gathering receiving mechanism intersect 45
When sunshine during perpendicular to the incident of planar transparent cover plate; The light entrance slit that can both pass the hollow heat pipe of the light entrance slit and the face of cylinder of big plane mirror behind the reflect focalization of big plane mirror and the parabolic cylinder reflective mirror of incident ray through each Salar light-gathering receiving mechanism is radiated on the face of cylinder solar panel of each luminous energy receiver; The luminous energy that is radiated on the solar panel of the face of cylinder converts electric energy into through face of cylinder solar panel; Semi-cylindrical transparent light guide lid, closed cavities of face of cylinder solar panel formation because of each luminous energy receiver; And the light entrance slit of face of cylinder solar panel is very narrow; The major part that gets into the luminous energy of light entrance slit changes electric energy in closed cavities, therefore significantly improved the photoelectric conversion rate of each luminous energy receiver.
The invention has the beneficial effects as follows: the reflective focussing force through each parabolic cylinder reflective mirror has significantly improved the sun light intensity that is radiated on each luminous energy receiver; Thereby significantly improved the photoelectric conversion rate of each luminous energy receiver, realized that higher photoelectric conversion rate is all arranged under the environment of the high light and the low light level.
Description of drawings:
Below in conjunction with accompanying drawing and embodiment the present invention is further specified.
Fig. 1 is overall structure figure of the present invention.
Fig. 2 is the A-A cutaway view of overall structure figure of the present invention.
Fig. 3 is the enlarged drawing of the Salar light-gathering receiving mechanism cutaway view of the embodiment of the invention.
Fig. 4 is the sketch map of parabolic cylinder.
In the parabolic cylinder pie graph of Fig. 4: parabola L, directrix L1, summit O, focus f, symmetry axis L2, parabolic cylinder S, directrix plane S1, plane of symmetry S2, focal line L3.
The specific embodiment
In Fig. 1 and Fig. 2; The Salar light-gathering receiving mechanism one that is made up of big plane mirror 1-1-1 and parabolic cylinder reflective mirror 1-2-1 and luminous energy receiver 1-3-1 has been installed in rectangular box 3-1; The Salar light-gathering receiving mechanism two that constitutes by big plane mirror 1-1-2 and parabolic cylinder reflective mirror 1-2-2 and luminous energy receiver 1-3-2; The Salar light-gathering receiving mechanism three that constitutes by big plane mirror 1-1-3 and parabolic cylinder reflective mirror 1-2-3 and luminous energy receiver 1-3-3; The Salar light-gathering receiving mechanism four that constitutes by big plane mirror 1-1-4 and parabolic cylinder reflective mirror 1-2-4 and luminous energy receiver 1-3-4; The Salar light-gathering receiving mechanism five that constitutes by big plane mirror 1-1-5 and parabolic cylinder reflective mirror 1-2-5 and luminous energy receiver 1-3-5; The proper alignment of five Salar light-gathering receiving mechanisms is in rectangular box 3-1; On rectangular box 3-1, be stamped a planar transparent cover plate 4-1; Planar transparent cover plate 4-1 is enclosed in five Salar light-gathering receiving mechanisms in the rectangular box 3-1
The middle seat of above-mentioned five big plane mirrors all has a long straight light entrance slit along its long side direction; All parallel with the long limit of rectangular box 3-1 and the light entrance slit each big plane mirror of the light entrance slit of above-mentioned five big plane mirrors is positioned on the same plane parallel with planar transparent cover plate 4-1; The reflective plane of above-mentioned five big plane mirrors and planar transparent cover plate 4-1 intersect 45
Provided the structure of the first Salar light-gathering receiving mechanism among Fig. 3; The first Salar light-gathering receiving mechanism is made up of big plane mirror 1-1-1, parabolic cylinder reflective mirror 1-2-1 and luminous energy receiver 1-3-1 in Fig. 3; Luminous energy receiver 1-3-1 is made up of face of cylinder solar panel 10-4 and semi-cylindrical transparent light guide lid 6-4; The axis of solar panel 10-4 has a light entrance slit that width is identical along the face of cylinder; Semi-cylindrical transparent light guide lid 6-4 covers on this light entrance slit, and semi-cylindrical transparent light guide lid 6-4 and face of cylinder solar panel 10-4 constitute a closed cavities
Luminous energy receiver 1-3-1 is installed in the back side of the reflective surface of this big plane mirror 1-1-1; The focal line of the axis of face of cylinder solar panel 10-4 and parabolic cylinder reflective mirror 1-2-1 is parallel to each other; The axis of face of cylinder solar panel 10-4 is positioned on the plane of symmetry of parabolic cylinder reflective mirror 1-2-1; The axis of the light entrance slit of face of cylinder solar panel 10-4 and semi-cylindrical transparent light guide lid 6-4 and the focal line of parabolic cylinder reflective mirror 1-2-1 overlap; The focal line of parabolic cylinder reflective mirror 1-2-1 overlaps with the light entrance slit of big plane mirror 1-1-1; The plane of symmetry of parabolic cylinder reflective mirror 1-2-1 intersects 45 with big plane mirror 1-1-1
When sunshine during perpendicular to planar transparent cover plate 4-1 incident; Can both pass the light entrance slit of big plane mirror 1-1-1 and the light entrance slit of face of cylinder solar panel 10-4 behind the reflect focalization of incident ray through big plane mirror 1-1-1 and parabolic cylinder reflective mirror 1-2-1 is radiated on the solar panel 10-4 of the face of cylinder; The face of cylinder solar panel 10-4 that passes through that is radiated at the luminous energy on the solar panel 10-4 of the face of cylinder converts electric energy into; Because of semi-cylindrical transparent light guide lid 6-4, face of cylinder solar panel 10-4 constitute a closed cavities; And the light entrance slit of face of cylinder solar panel 10-4 is very narrow; The major part that gets into the luminous energy of light entrance slit changes electric energy in closed cavities, therefore significantly improved the photoelectric conversion rate of luminous energy receiver 1-3-1.The structure of the luminous energy receiver of each Salar light-gathering receiving mechanism, each item size and luminous energy reception process are identical with luminous energy receiver 1-3-1.
Claims (1)
1. secondary reflection concentrating face of cylinder closed housing lighting solar TRT; Constitute by rectangular box, planar transparent cover plate and Salar light-gathering receiving mechanism; A plurality of Salar light-gathering receiving mechanisms have been installed in rectangular box; Each Salar light-gathering receiving mechanism all is made up of a big plane mirror, a parabolic cylinder reflective mirror and a luminous energy receiver; The luminous energy receiver of each Salar light-gathering receiving mechanism all is made up of a block length straight face of cylinder solar panel and a long straight semi-cylindrical transparent light guide lid; It is characterized in that: the luminous energy receiver of each Salar light-gathering receiving mechanism is installed in the back side of reflective surface of the big plane mirror of this Salar light-gathering receiving mechanism; The light entrance slit of the face of cylinder solar panel of the luminous energy receiver of each Salar light-gathering receiving mechanism is over against the reflective surface of the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism; The focal line of the axis of the light entrance slit of the face of cylinder solar panel of the luminous energy receiver of each Salar light-gathering receiving mechanism and semi-cylindrical transparent light guide lid and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps; The light entrance slit of the focal line of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism and the big plane mirror of this Salar light-gathering receiving mechanism overlaps; The big plane mirror and the planar transparent cover plate of each Salar light-gathering receiving mechanism intersect 45; The plane of symmetry of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism and the big plane mirror of this Salar light-gathering receiving mechanism intersect 45; When sunshine during perpendicular to the incident of planar transparent cover plate; Can both pass the light entrance slit of big plane mirror behind the reflect focalization of big plane mirror and the parabolic cylinder reflective mirror of incident ray through each Salar light-gathering receiving mechanism and the light entrance slit of face of cylinder solar panel is radiated on the face of cylinder solar panel of each luminous energy receiver; The luminous energy that is radiated on the solar panel of the face of cylinder converts electric energy into through face of cylinder solar panel; Semi-cylindrical transparent light guide lid, closed housing of face of cylinder solar panel formation because of each luminous energy receiver; And the light entrance slit of face of cylinder solar panel is very narrow, and the major part of the luminous energy of the light entrance slit of entering face of cylinder solar panel changes electric energy in closed housing, therefore significantly improved the photoelectric conversion rate of each luminous energy receiver.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105256849A CN101964615B (en) | 2010-10-25 | 2010-10-25 | Secondary reflection parabolic cylinder condensation cylindrical face closed cavity lighting solar electrical energy generation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105256849A CN101964615B (en) | 2010-10-25 | 2010-10-25 | Secondary reflection parabolic cylinder condensation cylindrical face closed cavity lighting solar electrical energy generation device |
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| CN101964615A CN101964615A (en) | 2011-02-02 |
| CN101964615B true CN101964615B (en) | 2012-03-21 |
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| CN2010105256849A Expired - Fee Related CN101964615B (en) | 2010-10-25 | 2010-10-25 | Secondary reflection parabolic cylinder condensation cylindrical face closed cavity lighting solar electrical energy generation device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP6694127B2 (en) * | 2015-12-10 | 2020-05-13 | 峰生 松山 | Solar power system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3982527A (en) * | 1974-01-02 | 1976-09-28 | Cheng Chen Yen | Method and apparatus for concentrating, harvesting and storing of solar energy |
| US5465708A (en) * | 1993-09-18 | 1995-11-14 | Deutsche Forschungsanstalt Fuer Luft- Und Raumfahrt E.V. | Trough-shaped collector |
| CN1773190A (en) * | 2004-11-12 | 2006-05-17 | 中国科学院电工研究所 | A solar heat and power cogeneration system |
| CN101354191A (en) * | 2008-09-26 | 2009-01-28 | 南京工业大学 | Solar cascade development heat utilization system |
| CN201403058Y (en) * | 2009-04-03 | 2010-02-10 | 方欣怡 | Dual-purpose photo-thermal system of trough solar concentration cell |
| CN101719738A (en) * | 2009-12-22 | 2010-06-02 | 中国科学院长春光学精密机械与物理研究所 | High-efficiency solar concentration photovoltaic system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005076967A (en) * | 2003-08-29 | 2005-03-24 | Sanden Corp | Solar heat collection device |
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- 2010-10-25 CN CN2010105256849A patent/CN101964615B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3982527A (en) * | 1974-01-02 | 1976-09-28 | Cheng Chen Yen | Method and apparatus for concentrating, harvesting and storing of solar energy |
| US5465708A (en) * | 1993-09-18 | 1995-11-14 | Deutsche Forschungsanstalt Fuer Luft- Und Raumfahrt E.V. | Trough-shaped collector |
| CN1773190A (en) * | 2004-11-12 | 2006-05-17 | 中国科学院电工研究所 | A solar heat and power cogeneration system |
| CN101354191A (en) * | 2008-09-26 | 2009-01-28 | 南京工业大学 | Solar cascade development heat utilization system |
| CN201403058Y (en) * | 2009-04-03 | 2010-02-10 | 方欣怡 | Dual-purpose photo-thermal system of trough solar concentration cell |
| CN101719738A (en) * | 2009-12-22 | 2010-06-02 | 中国科学院长春光学精密机械与物理研究所 | High-efficiency solar concentration photovoltaic system |
Non-Patent Citations (1)
| Title |
|---|
| JP特開2005-76967A 2005.03.24 |
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Granted publication date: 20120321 Termination date: 20131025 |