CN102445002B - Rotating paraboloid spotlight spherical surface closing lighting solar hot-water generating device - Google Patents
Rotating paraboloid spotlight spherical surface closing lighting solar hot-water generating device Download PDFInfo
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- CN102445002B CN102445002B CN2010105005889A CN201010500588A CN102445002B CN 102445002 B CN102445002 B CN 102445002B CN 2010105005889 A CN2010105005889 A CN 2010105005889A CN 201010500588 A CN201010500588 A CN 201010500588A CN 102445002 B CN102445002 B CN 102445002B
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- light
- reflective mirror
- hemisphere face
- energy receiver
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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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- 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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- Optical Elements Other Than Lenses (AREA)
Abstract
Provided is a revolution paraboloid spotlight spherical surface closing lighting solar hot-water generating device. The device receives solar energy through a reflect light focusing effect of a revolution paraboloid, the receiving efficiency of the solar energy is greatly improved, solar energy collecting and receiving under hard light and weak light environments are achieved.
Description
Affiliated technical field:
The present invention relates to a kind of Application of Solar Energy technology, a kind of rotary paraboloid light-gathering sphere closed lighting solar water TRT that utilizes the rotary paraboloid light-gathering principle to receive solar energy particularly, this device receives solar energy by the reflective focussing force of the paraboloid of revolution, can significantly improve the receiving efficiency of solar energy.
Background technology:
Solar energy is a kind of clean energy resource, inexhaustible, nexhaustible, can not cause environmental pollution yet, nowadays, no matter in coastal cities, or in inland city, solar product enters 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 etc., 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 at present solar energy industry technology competition mainly is the battle of solar energy receiving efficiency, as seen improve receiving efficiency to whole industry significance level, therefore can effectively improve the intensity of illumination of solar energy receiving element, problems of concern the most when just becoming people and utilizing solar energy.
In recent years, realized the Salar light-gathering reception abroad in the photovoltaic matrix of some solar power stations, domestic also have similar experimental rig, but these apparatus structures are complicated, bulky, cost is high-leveled and difficult to be promoted at the solar domestic product.
Summary of the invention:
In order to overcome existing beam condensing unit complicated in mechanical structure, bulky, high cost shortcoming. 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, a water tank has been installed above 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 proper alignment is in rectangular box, each Salar light-gathering receiving mechanism all is made of a paraboloid of revolution reflective mirror and a light energy receiver, the opening of the paraboloid of revolution reflective mirror of each Salar light-gathering receiving mechanism is over against the planar transparent cover plate, the focus of the paraboloid of revolution reflective mirror of each Salar light-gathering receiving mechanism is in the same plane, the light energy receiver of each Salar light-gathering receiving mechanism is installed on the focus of paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism
The light energy receiver of each Salar light-gathering receiving mechanism is by a hollow heat conduction cavity of hemisphere face, a hemisphere face solar panel, a taper seat reflective mirror and a hemisphere face transparent light guide lid consist of, the top of taper seat reflective mirror has a light incident circular hole, the hemisphere face solar panel of each light energy receiver is concentric with the hollow heat conduction cavity of the hemisphere face of this light energy receiver, the hemisphere face solar panel close adhesion of each light energy receiver is on the surface of the hollow heat conduction cavity of the hemisphere face of this light energy receiver
The Salar light-gathering receiving mechanism is divided into many groups, each hollow heat conduction cavity of hemisphere face of organizing light energy receiver all is serially connected by a heat pipe, each the group heat pipe pass through hot-water line and cold water pipe communicates with water tank, when the hollow heat conduction cavity of each hemisphere face is heated under solar light irradiation, water in water tank flows into the hollow heat conduction cavity of hemisphere face through the lower end of the hollow heat conduction cavity of each hemisphere face and from hemisphere face the upper end reflow tank of hollow heat conduction cavity, between water tank and the hollow heat conduction cavity of hemisphere face, form the convection current of hot and cold water
The hemisphere face solar panel close adhesion of each light energy receiver is on the surface of the hollow heat conduction cavity of the hemisphere face of this light energy receiver, the focus of the centre of sphere of the hollow heat conduction cavity of hemisphere face of each Salar light-gathering receiving mechanism light energy receiver and the paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism overlaps, the opening of the hollow heat conduction cavity of hemisphere face of each Salar light-gathering receiving mechanism light energy receiver is over against the reflecting surface of this Salar light-gathering receiving mechanism paraboloid of revolution reflective mirror, the focus that the taper seat reflective mirror of each light energy receiver covers closely at the paraboloid of revolution reflective mirror of the center of circle of the light incident circular hole of the opening part of the hollow heat conduction cavity of the hemisphere face of this light energy receiver and this taper seat reflective mirror and this Salar light-gathering receiving mechanism overlaps, the hemisphere face transparent light guide of each light energy receiver is covered on the light incident circular hole of the taper seat reflective mirror of this light energy receiver and the focus of the paraboloid of revolution reflective mirror of the centre of sphere of this hemisphere face transparent light guide lid and this Salar light-gathering receiving mechanism overlaps, the hemisphere face transparent light guide lid of each light energy receiver, the hollow heat conduction cavity of hemisphere face and taper seat reflective mirror consist of a closed cavities
When sunshine during perpendicular to the incident of planar transparent cover plate, reflection by each paraboloid of revolution reflective mirror makes reflection ray pass the light incident circular hole vertical irradiation of each light energy receiver taper seat reflective mirror on the hemisphere face solar panel of each light energy receiver, the part of luminous energy is converted to electric energy by the hemisphere face solar panel of each light energy receiver, another part of luminous energy is converted to heat energy by the hollow heat conduction cavity of the hemisphere face of each light energy receiver, hemisphere face transparent light guide lid because of each light energy receiver, the hollow heat conduction cavity of hemisphere face and taper seat reflective mirror consist of a closed cavities, and the light incident circular hole of the taper seat reflective mirror of each light energy receiver is very little, the luminous energy major part in closed cavities that enters light incident circular hole changes electric energy and heat energy into, has therefore significantly improved photoelectricity and the photo-thermal conversion ratio of each light energy receiver.
The invention has the beneficial effects as follows: the reflective focussing force by each paraboloid of revolution reflective mirror has significantly improved the sun light intensity that is radiated on each light energy receiver, thereby significantly improved photoelectricity and the photo-thermal conversion ratio of each light energy receiver, realized that higher photoelectricity and photo-thermal conversion ratio are arranged under the environment of high light and the low light level.
Description of drawings:
The present invention is further described below in conjunction with drawings and Examples.
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 schematic diagram of the paraboloid of revolution.
In the paraboloid of revolution pie graph of Fig. 4: paraboloid of revolution S, the directrix plane S1 of the paraboloid of revolution, the summit O of the paraboloid of revolution, the focus f of the paraboloid of revolution, the symmetry axis L of the paraboloid of revolution.
The specific embodiment:
In Fig. 1 and Fig. 2,25 Salar light-gathering receiving mechanisms have been installed in a rectangular box 3-1,25 Salar light-gathering receiving mechanisms are divided into five groups, a water tank 8-1 has been installed above 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 each Salar light-gathering receiving mechanism in the rectangular box 3-1, each Salar light-gathering receiving mechanism proper alignment is in rectangular box 3-1, each Salar light-gathering receiving mechanism all is made of a paraboloid of revolution reflective mirror and a light energy receiver, the opening of the paraboloid of revolution reflective mirror of each Salar light-gathering receiving mechanism is over against planar transparent cover plate 3-1, the light energy receiver of each Salar light-gathering receiving mechanism is installed on the focus of paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism
Provided the structure of the first Salar light-gathering receiving mechanism among Fig. 3, the first Salar light-gathering receiving mechanism is made of paraboloid of revolution reflective mirror 1-1-1 and light energy receiver 1-2-1 in Fig. 3, light energy receiver 1-2-1 is by the hollow heat conduction cavity of hemisphere face 5-1, hemisphere face solar panel 10-1, taper seat reflective mirror 7-1 and hemisphere face transparent light guide lid 6-1 that the top has light incident circular hole consist of, the hollow heat conduction cavity of hemisphere face 5-1 is by heat pipe 9-1-3, cold water pipe 9-1-2 and hot-water line 9-1-1 communicate with water tank 8-1, hemisphere face solar panel 10-1 is concentric with the hollow heat conduction cavity of hemisphere face 5-1, hemisphere face solar panel 10-1 close adhesion is on the surface of the hollow heat conduction cavity of hemisphere face 5-1, the centre of sphere of the hollow heat conduction cavity of hemisphere face 5-1 and the focus of paraboloid of revolution reflective mirror 1-1-1 overlap, the opening of the hollow heat conduction cavity of hemisphere face 5-1 is over against the reflecting surface of paraboloid of revolution reflective mirror 1-1-1, taper seat reflective mirror 7-1 covers the opening part at the hollow heat conduction cavity of hemisphere face 5-1 closely, the center of circle of the light incident circular hole of taper seat reflective mirror 7-1 and the focus of paraboloid of revolution reflective mirror 1-1-1 overlap, hemisphere face transparent light guide lid 6-1 covers on the light incident circular hole of taper seat reflective mirror 7-1, the centre of sphere of hemisphere face transparent light guide lid 6-1 and the focus of paraboloid of revolution reflective mirror 1-1-1 overlap, hemisphere face transparent light guide lid 6-1, hemisphere face hollow heat conduction cavity 5-1 and taper seat reflective mirror 7-1 consist of a closed cavities
When sunshine during perpendicular to planar transparent cover plate 4-1 incident, reflection by paraboloid of revolution reflective mirror 1-1-1 makes reflection ray pass the light incident circular hole vertical irradiation of taper seat reflective mirror 7-1 on hemisphere face solar panel 10-1, the part of luminous energy is converted to electric energy by hemisphere face solar panel 10-1, another part of luminous energy is converted to heat energy by the hollow heat conduction cavity of hemisphere face 5-1, because of hemisphere face transparent light guide lid 6-1, hemisphere face hollow heat conduction cavity 5-1 and taper seat reflective mirror 7-1 consist of a closed cavities, and the light incident circular hole of taper seat reflective mirror 7-1 is very little, the luminous energy major part in closed cavities that enters this light incident circular hole changes electric energy and heat energy into, therefore photoelectricity and the photo-thermal conversion ratio of light energy receiver 1-2-1 have significantly been improved, the structure of above-mentioned each Salar light-gathering receiving mechanism, every size is identical with the first Salar light-gathering receiving mechanism with the luminous energy reception process.
Claims (1)
1. rotary paraboloid light-gathering sphere closed lighting solar water TRT, by rectangular box, water tank, cold water pipe, hot-water line, planar transparent cover plate and Salar light-gathering receiving mechanism consist of, it is characterized in that: a plurality of Salar light-gathering receiving mechanisms have been installed in a rectangular box, a water tank has been installed above 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 proper alignment is in rectangular box, each Salar light-gathering receiving mechanism all is made of a paraboloid of revolution reflective mirror and a light energy receiver, the light energy receiver of each Salar light-gathering receiving mechanism is by a hollow heat conduction cavity of hemisphere face, a hemisphere face solar panel, a taper seat reflective mirror and a hemisphere face transparent light guide lid consist of, the top of taper seat reflective mirror has a light incident circular hole, the hemisphere face solar panel close adhesion of each light energy receiver is on the surface of the hollow heat conduction cavity of the hemisphere face of this light energy receiver, the focus of the centre of sphere of the hollow heat conduction cavity of hemisphere face of each Salar light-gathering receiving mechanism light energy receiver and the paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism overlaps, the opening of the hollow heat conduction cavity of hemisphere face of each Salar light-gathering receiving mechanism light energy receiver is over against the reflecting surface of this Salar light-gathering receiving mechanism paraboloid of revolution reflective mirror, the focus that the taper seat reflective mirror of each light energy receiver covers closely at the paraboloid of revolution reflective mirror of the center of circle of the light incident circular hole of the opening part of the hollow heat conduction cavity of the hemisphere face of this light energy receiver and this taper seat reflective mirror and this Salar light-gathering receiving mechanism overlaps, the hemisphere face transparent light guide of each light energy receiver is covered on the light incident circular hole of the taper seat reflective mirror of this light energy receiver and the focus of the paraboloid of revolution reflective mirror of the centre of sphere of this hemisphere face transparent light guide lid and this Salar light-gathering receiving mechanism overlaps, the hemisphere face transparent light guide lid of each light energy receiver, the hollow heat conduction cavity of hemisphere face and taper seat reflective mirror consist of a closed cavities, the opening of the paraboloid of revolution reflective mirror of each Salar light-gathering receiving mechanism is over against the planar transparent cover plate, the focus of the paraboloid of revolution reflective mirror of each Salar light-gathering receiving mechanism is in the same plane, the light energy receiver of each Salar light-gathering receiving mechanism is installed on the focus of paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism
When sunshine during perpendicular to the incident of planar transparent cover plate, reflection by each paraboloid of revolution reflective mirror makes reflection ray pass the light incident circular hole vertical irradiation of each light energy receiver taper seat reflective mirror on the hemisphere face solar panel of each light energy receiver, the part of luminous energy is converted to electric energy by the hemisphere face solar panel of each light energy receiver, another part of luminous energy is converted to heat energy by the hollow heat conduction cavity of the hemisphere face of each light energy receiver, hemisphere face transparent light guide lid because of each light energy receiver, the hollow heat conduction cavity of hemisphere face and taper seat reflective mirror consist of a closed cavities, and the light incident circular hole of the taper seat reflective mirror of each light energy receiver is very little, the luminous energy major part in closed cavities that enters light incident circular hole changes electric energy and heat energy into, has therefore significantly improved photoelectricity and the photo-thermal conversion ratio of each light energy receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105005889A CN102445002B (en) | 2010-09-30 | 2010-09-30 | Rotating paraboloid spotlight spherical surface closing lighting solar hot-water generating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105005889A CN102445002B (en) | 2010-09-30 | 2010-09-30 | Rotating paraboloid spotlight spherical surface closing lighting solar hot-water generating device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102445002A CN102445002A (en) | 2012-05-09 |
| CN102445002B true CN102445002B (en) | 2013-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010105005889A Expired - Fee Related CN102445002B (en) | 2010-09-30 | 2010-09-30 | Rotating paraboloid spotlight spherical surface closing lighting solar hot-water generating device |
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Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1128324C (en) * | 1999-11-05 | 2003-11-19 | 南京春辉科技实业有限公司 | Solar stove |
| JP2010531427A (en) * | 2007-06-28 | 2010-09-24 | ローザ，ジェイムス | Non-imaging diffuse light collector |
| CN101551169A (en) * | 2009-05-07 | 2009-10-07 | 上海交通大学 | Cavity type solar energy absorber |
| CN201844577U (en) * | 2010-09-30 | 2011-05-25 | 北京印刷学院 | Solar water heating generating set with spinning paraboloid and light focusing sphere closed for lighting |
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2010
- 2010-09-30 CN CN2010105005889A patent/CN102445002B/en not_active Expired - Fee Related
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| CN102445002A (en) | 2012-05-09 |
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Granted publication date: 20130424 Termination date: 20130930 |