CN101964614B - Parabolic cylinder light-gathering parabolic cylinder closed cavity daylighting solar generating set - Google Patents
Parabolic cylinder light-gathering parabolic cylinder closed cavity daylighting solar generating set Download PDFInfo
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- CN101964614B CN101964614B CN2010105239519A CN201010523951A CN101964614B CN 101964614 B CN101964614 B CN 101964614B CN 2010105239519 A CN2010105239519 A CN 2010105239519A CN 201010523951 A CN201010523951 A CN 201010523951A CN 101964614 B CN101964614 B CN 101964614B
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- parabolic cylinder
- luminous energy
- receiving mechanism
- energy receiver
- light
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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
Abstract
The invention provides a parabolic cylinder light-gathering parabolic cylinder closed cavity daylighting solar generating set, which receives solar energy by reflective focusing action of the parabolic cylinder, thus greatly improving solar receiving efficiency and realizing solar collection and receipt under strong light and weak light environment.
Description
Affiliated technical field:
The present invention relates to a kind of Application of Solar Energy technology; Particularly a kind of parabolic cylinder optically focused parabolic 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 all is made up of a parabolic cylinder reflective mirror and a luminous energy receiver; 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; The opening of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism is over against the planar transparent cover plate, and the focal line of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism is parallel to each other, and the focal line of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism is positioned on the same plane parallel with the planar transparent cover plate; The luminous energy receiver of each Salar light-gathering receiving mechanism is installed on the focal line of parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism
The luminous energy receiver of each Salar light-gathering receiving mechanism is made up of long straight semi-cylindrical transparent light guide lid of the straight parabolic cylinder shape solar panel of a block length, one and two block length square planar reflective mirrors,
The opening both sides that are positioned at this luminous energy receiver parabolic cylinder shape solar panel of the two block length square planar reflective mirrors symmetry of each luminous energy receiver; Wherein a long limit of a block length square planar reflective mirror is connected with a straight flange of the parabolic cylinder shape solar panel opening part of this luminous energy receiver; A long limit of another block length square planar reflective mirror is connected with another straight flange of the parabolic cylinder shape solar panel opening part of this luminous energy receiver; The two other of two block length square planar reflective mirrors forms the light entrance slit that width is identical between the long limit; The semi-cylindrical transparent light guide of this luminous energy receiver is covered on this light entrance slit; Semi-cylindrical transparent light guide lid, parabolic cylinder shape solar panel and the two block length square planar reflective mirrors of each Salar light-gathering receiving mechanism constitute a closed cavities
The focal line of the focal line of the parabolic cylinder shape solar panel of each Salar light-gathering receiving mechanism luminous energy receiver and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps; The opening of the parabolic cylinder shape solar panel of each Salar light-gathering receiving mechanism luminous energy receiver is over against the reflecting surface of the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism; The focal line of the light entrance slit that forms between the two block length square planar reflective mirrors of each Salar light-gathering receiving mechanism luminous energy receiver and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps; The focal line of the axis of the semi-cylindrical transparent light guide lid of each Salar light-gathering receiving mechanism luminous energy receiver and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps
When sunlight during perpendicular to the incident of planar transparent cover plate; Can both pass behind the reflect focalization of incident ray through the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism on the parabolic cylinder shape solar panel that the light entrance slit that forms between two facet mirrors is radiated at each luminous energy receiver; The parabolic cylinder shape solar panel of luminous energy through each luminous energy receiver that is radiated on the parabolic cylinder shape solar panel of each luminous energy receiver converts electric energy into; Semi-cylindrical transparent light guide lid, parabolic cylinder shape solar panel and closed cavities of two facet mirrors formations because of each luminous energy receiver; And the light entrance slit that forms between two facet mirrors is very narrow; Reflection ray on the parabolic cylinder shape solar panel is radiated on the parabolic cylinder shape solar panel of each luminous energy receiver through the reflection of two facet mirrors of each luminous energy receiver once more; The major part of luminous energy 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 the luminous energy receiver; Thereby significantly improved the photoelectric conversion rate of 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.
Embodiment:
In Fig. 1 and Fig. 2; The Salar light-gathering receiving mechanism one that is made up of parabolic cylinder reflective mirror 1-1-1 and luminous energy receiver 1-2-1 has been installed in rectangular box 3-1; The Salar light-gathering receiving mechanism two that constitutes by parabolic cylinder reflective mirror 1-1-2 and luminous energy receiver 1-2-2; The Salar light-gathering receiving mechanism three that constitutes by parabolic cylinder reflective mirror 1-1-3 and luminous energy receiver 1-2-3; The Salar light-gathering receiving mechanism four that constitutes by parabolic cylinder reflective mirror 1-1-4 and luminous energy receiver 1-2-4; The Salar light-gathering receiving mechanism five that constitutes by parabolic cylinder reflective mirror 1-1-5 and luminous energy receiver 1-2-5; The proper alignment of five Salar light-gathering receiving mechanisms is in rectangular box 3-1; Structure and each item of five Salar light-gathering receiving mechanisms are measure-alike; Structure and each item of the luminous energy receiver of five Salar light-gathering receiving mechanisms are measure-alike; On rectangular box 3-1, be stamped a planar transparent cover plate 4-1; Planar transparent cover plate 4-1 is enclosed in the rectangular box 3-1 five Salar light-gathering receiving mechanisms
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 parabolic cylinder reflective mirror 1-1-1 and luminous energy receiver 1-2-1 in Fig. 3; Luminous energy receiver 1-2-1 is made up of parabolic cylinder shape solar panel 10-9, semi-cylindrical transparent light guide lid 6-9, rectangular planes reflective mirror 7-9-1 and rectangular planes reflective mirror 7-9-2
The opening both sides that are positioned at parabolic cylinder shape solar panel 10-9 of rectangular planes reflective mirror 7-9-1 and rectangular planes reflective mirror 7-9-2 symmetry; Wherein rectangular planes reflective mirror 7-9-1 long limit is connected with a straight flange of parabolic cylinder shape solar panel 10-9 opening part; The long limit of rectangular planes reflective mirror 7-9-2 is connected with another straight flange of parabolic cylinder shape solar panel 10-9 opening part; The two other of rectangular planes reflective mirror 7-9-1 and rectangular planes reflective mirror 7-9-2 forms the light entrance slit that width is identical between the long limit; Semi-cylindrical transparent light guide lid 6-9 covers on this light entrance slit; Semi-cylindrical transparent light guide lid 6-9, parabolic cylinder shape solar panel 10-9, rectangular planes reflective mirror 7-9-1 and rectangular planes reflective mirror 7-9-2 constitute a closed cavities
The focal line of parabolic cylinder shape solar panel 10-9 and the focal line of parabolic cylinder reflective mirror 1-1-1 overlap; The opening of parabolic cylinder shape solar panel 10-9 is over against the reflecting surface of parabolic cylinder reflective mirror 1-1-1; The axis of semi-cylindrical transparent light guide lid 6-9 and the focal line of parabolic cylinder reflective mirror 1-1-1 overlap; Light entrance slit that forms between rectangular planes reflective mirror 7-9-1 and the rectangular planes reflective mirror 7-9-2 and the focal line of parabolic cylinder reflective mirror 1-1-1 overlap
When sunlight during perpendicular to planar transparent cover plate 4-1 incident; Incident ray can both pass the light entrance slit that forms between facet mirror 7-9-1 and the facet mirror 7-9-2 after through the reflect focalization of parabolic cylinder reflective mirror 1-1-1 and be radiated on the parabolic cylinder shape solar panel 10-9; The luminous energy that is radiated on the parabolic cylinder shape solar panel 10-9 converts electric energy into through parabolic cylinder shape solar panel 10-9; Because of semi-cylindrical transparent light guide lid 6-9, parabolic cylinder shape solar panel 10-9; Facet mirror 7-9-1 and facet mirror 7-9-2 constitute a closed cavities; And the light entrance slit that forms between facet mirror 7-9-1 and the facet mirror 7-9-2 is very narrow; Reflection ray on the parabolic cylinder shape solar panel 10-9 is radiated on the parabolic cylinder shape solar panel 10-9 through the reflection of facet mirror 7-9-1 and facet mirror 7-9-2 once more; The major part of luminous energy changes electric energy in closed cavities; Therefore significantly improved luminous energy receiver 1-2-1 photoelectric conversion rate, the structure of the luminous energy receiver of each Salar light-gathering receiving mechanism, each item size and luminous energy receiving course are identical with luminous energy receiver 1-2-1.
Claims (1)
1. parabolic cylinder optically focused parabolic cylinder closed housing lighting solar TRT; Constitute by rectangular box, planar transparent cover plate and Salar light-gathering receiving mechanism; Each Salar light-gathering receiving mechanism all is made of a parabolic cylinder reflective mirror and a luminous energy receiver; The luminous energy receiver of each Salar light-gathering receiving mechanism is made of long straight semi-cylindrical transparent light guide lid of the straight parabolic cylinder shape solar panel of a block length, one and two block length square planar reflective mirrors; It is characterized in that: the focal line of the focal line of the parabolic cylinder shape solar panel of each Salar light-gathering receiving mechanism luminous energy receiver and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps; The opening of the parabolic cylinder shape solar panel of each Salar light-gathering receiving mechanism luminous energy receiver is over against the reflecting surface of the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism; The focal line of the light entrance slit that forms between the two block length square planar reflective mirrors of each Salar light-gathering receiving mechanism luminous energy receiver and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps; The focal line of the axis of the semi-cylindrical transparent light guide lid of each Salar light-gathering receiving mechanism luminous energy receiver and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps
When sunlight during perpendicular to the incident of planar transparent cover plate; Can both pass behind the reflect focalization of incident ray through the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism on the parabolic cylinder shape solar panel that the light entrance slit that forms between the two block length square planar reflective mirrors is radiated at each luminous energy receiver; The parabolic cylinder shape solar panel of luminous energy through each luminous energy receiver that is radiated on the parabolic cylinder shape solar panel of each luminous energy receiver converts electric energy into; Semi-cylindrical transparent light guide lid, parabolic cylinder shape solar panel and closed cavities of two block length square planar reflective mirrors formation because of each luminous energy receiver; And the light entrance slit that forms between the two block length square planar reflective mirrors is very narrow; Reflection ray on the parabolic cylinder shape solar panel is radiated on the parabolic cylinder shape solar panel of each luminous energy receiver through the reflection of two block length square planar reflective mirrors of each luminous energy receiver once more; The major part of luminous energy changes electric energy in closed cavities, therefore significantly improved the photoelectric conversion rate of each luminous energy receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105239519A CN101964614B (en) | 2010-10-25 | 2010-10-25 | Parabolic cylinder light-gathering parabolic cylinder closed cavity daylighting solar generating set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105239519A CN101964614B (en) | 2010-10-25 | 2010-10-25 | Parabolic cylinder light-gathering parabolic cylinder closed cavity daylighting solar generating set |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101964614A CN101964614A (en) | 2011-02-02 |
| CN101964614B true CN101964614B (en) | 2012-04-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010105239519A Expired - Fee Related CN101964614B (en) | 2010-10-25 | 2010-10-25 | Parabolic cylinder light-gathering parabolic cylinder closed cavity daylighting solar generating set |
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Family Cites Families (5)
| 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 |
| CN1160441A (en) * | 1994-10-05 | 1997-09-24 | 泉久雄 | Wavelength separating and light condensing type generating and heating apparatus |
| JP2004047753A (en) * | 2002-07-12 | 2004-02-12 | Bridgestone Corp | Solar cell with condensing element |
| DE10351474B3 (en) * | 2003-11-04 | 2005-05-12 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | parabolic trough collector |
| JP2006066754A (en) * | 2004-08-30 | 2006-03-09 | Univ Of Electro-Communications | Solar battery module, and portable telephone set |
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| CN101964614A (en) | 2011-02-02 |
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Granted publication date: 20120418 Termination date: 20131025 |