CN101968268B - Secondary reflection sphere lighting solar water heating and power generation device of closed optical-energy receiver - Google Patents
Secondary reflection sphere lighting solar water heating and power generation device of closed optical-energy receiver Download PDFInfo
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- CN101968268B CN101968268B CN2010105006063A CN201010500606A CN101968268B CN 101968268 B CN101968268 B CN 101968268B CN 2010105006063 A CN2010105006063 A CN 2010105006063A CN 201010500606 A CN201010500606 A CN 201010500606A CN 101968268 B CN101968268 B CN 101968268B
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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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Abstract
The invention relates to a secondary reflection sphere lighting solar water heating and power generation device of a closed optical-energy receiver. The secondary reflection sphere lighting solar water heating and power generation device of the closed optical-energy receiver receives solar energy through the reflection focusing effect of a large plane reflector and a revolving paraboloid reflector and can greatly enhance the receiving efficiency of the solar energy and can be used for realizing the collection and the receiving of the solar energy in hard light and weak light environments.
Description
Affiliated technical field:
The present invention relates to a kind of Application of Solar Energy technology; Particularly a kind of closed luminous energy receiver secondary reflection sphere lighting solar hot water TRT that utilizes paraboloid of revolution optically focused principle to receive solar energy; This device receives solar energy through 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, 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; 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 up of a paraboloid of revolution reflective mirror and a luminous energy receiver, and the Salar light-gathering receiving mechanism is divided into many groups, and the middle seat that the big plane mirror of the square big plane mirror of a block length, each group all has been installed in the front of each group Salar light-gathering receiving mechanism has a long straight light entrance slit along its long side direction; Each big plane mirror and planar transparent cover plate of organizing the Salar light-gathering receiving mechanism intersects 45
The luminous 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 constitute; The top of taper seat reflective mirror has a light incident circular hole; The hemisphere face solar panel close adhesion of each luminous energy receiver is on the surface of the hollow heat conduction cavity of the hemisphere face of this luminous energy receiver; The taper seat reflective mirror of each luminous energy receiver covers the opening part at the hollow heat conduction cavity of the hemisphere face of this luminous energy receiver closely; The hemisphere face transparent light guide of each luminous energy receiver is covered on the light incident circular hole of the taper seat reflective mirror of this luminous energy receiver; The hemisphere face transparent light guide lid of each luminous energy receiver; Hollow heat conduction cavity of hemisphere face and taper seat reflective mirror constitute a closed cavities
Each luminous energy receiver of organizing the Salar light-gathering receiving mechanism is installed in the back side of reflective surface of the big plane mirror of this group; Each organizes the reflective surface of opening over against the opening of the light entrance slit of the big plane mirror of this group and the hollow heat conduction cavity of each hemisphere face over against this paraboloid of revolution reflective mirror of the hollow heat conduction cavity of each hemisphere face of the luminous energy receiver of Salar light-gathering receiving mechanism; The focus of the centre of sphere of the center of circle of the light incident circular hole of the taper seat reflective mirror of the luminous energy receiver of each Salar light-gathering receiving mechanism and the centre of sphere of the hollow heat conduction cavity of hemisphere face and hemisphere face transparent light guide lid and the paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism overlaps; Each focus of organizing the paraboloid of revolution reflective mirror of Salar light-gathering receiving mechanism is positioned on the light entrance slit of big plane mirror of this group
When sunshine during perpendicular to the incident of planar transparent cover plate; The light incident circular hole vertical irradiation of light entrance slit and taper seat reflective mirror that can both pass big plane mirror behind the reflect focalization of big plane mirror and the paraboloid of revolution reflective mirror of incident ray through each group Salar light-gathering receiving mechanism is on the hemisphere face solar panel of each luminous energy receiver; The hemisphere face solar panel of a luminous energy part through each luminous energy receiver that is radiated on the hemisphere face solar panel converts electric energy into; Another part of luminous energy converts heat energy into through the hollow heat conduction cavity of the hemisphere face of each luminous energy receiver; Hemisphere face transparent light guide lid, the hollow heat conduction cavity of hemisphere face and closed cavities of taper seat reflective mirror formation because of each luminous energy receiver; And the light incident circular hole of each taper seat reflective mirror is very little; The light that gets into light incident circular hole repeatedly is radiated on the hemisphere face solar panel of each luminous energy receiver through the reflection of the taper seat reflective mirror of each luminous energy receiver; The major part of luminous energy changes electric energy and heat energy in closed cavities, therefore significantly improved the photoelectricity and the photo-thermal conversion ratio of each luminous energy receiver.
The invention has the beneficial effects as follows: the reflective focussing force through each paraboloid of revolution reflective mirror has significantly improved the sun light intensity that is radiated on each luminous energy receiver; Thereby significantly improved the photoelectricity and the photo-thermal conversion ratio of each luminous energy receiver, realized that higher photoelectricity and photo-thermal conversion ratio are 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 B-B cutaway view of overall structure figure of the present invention.
Fig. 4 is the enlarged drawing of the Salar light-gathering receiving mechanism cutaway view of the embodiment of the invention.
Fig. 5 is the sketch map of the paraboloid of revolution.
In the paraboloid of revolution pie graph of Fig. 5: 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, Fig. 2 and Fig. 3; 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 up of a paraboloid of revolution reflective mirror and a luminous energy receiver; The opening direction of the paraboloid of revolution reflective mirror of the Salar light-gathering receiving mechanism in each group is over against the light entrance slit of the big plane mirror of this group Salar light-gathering receiving mechanism; The luminous 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; Big plane mirror 1-1-1 has all been installed in front at the reflective surface of first group of Salar light-gathering receiving mechanism paraboloid of revolution reflective mirror; Big plane mirror 1-1-2 has all been installed in front at the reflective surface of second group of Salar light-gathering receiving mechanism paraboloid of revolution reflective mirror; Big plane mirror 1-1-3 has all been installed in front at the reflective surface of the 3rd group of Salar light-gathering receiving mechanism paraboloid of revolution reflective mirror; Big plane mirror 1-1-4 has all been installed in front at the reflective surface of the 4th group of Salar light-gathering receiving mechanism paraboloid of revolution reflective mirror, in the front of the reflective surface of the 5th group of Salar light-gathering receiving mechanism paraboloid of revolution reflective mirror big plane mirror 1-1-5 has been installed all, and the middle seat of above-mentioned five big plane mirrors all has a long straight light entrance slit along its long side direction; Above-mentioned five big plane mirrors and planar transparent cover plate 4-1 intersect 45; The hollow heat conduction cavity of the hemisphere face of first group of Salar light-gathering receiving mechanism is serially connected through heat pipe 9-1-3, and the hollow heat conduction cavity of the hemisphere face of second group of Salar light-gathering receiving mechanism is serially connected through heat pipe 9-2-3, and the hollow heat conduction cavity of the hemisphere face of the 3rd group of Salar light-gathering receiving mechanism is serially connected through heat pipe 9-3-3; The hollow heat conduction cavity of the hemisphere face of the 4th group of Salar light-gathering receiving mechanism is serially connected through heat pipe 9-4-3; The hollow heat conduction cavity of the hemisphere face of the 5th group of Salar light-gathering receiving mechanism is serially connected through heat pipe 9-5-3, and the lower end of heat pipe 9-1-3, heat pipe 9-2-3, heat pipe 9-3-3, heat pipe 9-4-3 and heat pipe 9-5-3 communicates with water tank 8-1 through cold water pipe 9-1-2, and the upper end of heat pipe 9-1-3, heat pipe 9-2-3, heat pipe 9-3-3, heat pipe 9-4-3 and heat pipe 9-5-3 communicates with water tank 8-1 through hot-water line 9-1-1.
Provided the structure of the first Salar light-gathering receiving mechanism among Fig. 4; The first Salar light-gathering receiving mechanism is made up of paraboloid of revolution reflective mirror 1-2-1 and luminous energy receiver 1-3-1 in Fig. 4; Luminous energy receiver 1-3-1 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 constitute; The top of taper seat reflective mirror 7-1 has a light incident circular hole; Hemisphere face solar panel 10-1 close adhesion is on the surface of the hollow heat conduction cavity of hemisphere face 5-1
Taper seat reflective mirror 7-1 covers the opening part at the hollow heat conduction cavity of hemisphere face 5-1 closely; Hemisphere face transparent light guide lid 6-1 covers on the light incident circular hole of taper seat reflective mirror 7-1; Hemisphere face transparent light guide lid 6-1, hemisphere face hollow heat conduction cavity 5-1 and taper seat reflective mirror 7-1 constitute a closed cavities; Luminous energy receiver 1-3-1 is installed in the back side of the reflective surface of big plane mirror 1-1-1; The opening of the hollow heat conduction cavity of hemisphere face 5-1 is over against the light entrance slit of big plane mirror 1-1-1; The opening of the hollow heat conduction cavity of hemisphere face 5-1 is over against the reflective surface of paraboloid of revolution reflective mirror 1-2-1; The centre of sphere of the centre of sphere of the center of circle of the light incident circular hole of taper seat reflective mirror 7-1 and the hollow heat conduction cavity of hemisphere face 5-1 and hemisphere face transparent light guide lid 6-1 and the focus of paraboloid of revolution reflective mirror 1-2-1 overlap, and the focus of paraboloid of revolution reflective mirror 1-2-1 is positioned on the light entrance slit of big plane mirror 1-1-1
When sunshine during perpendicular to planar transparent cover plate 4-1 incident; Behind the reflect focalization of incident ray through big plane mirror 1-1-1 and paraboloid of revolution reflective mirror 1-2-1; The light incident circular hole that passes light entrance slit and the taper seat reflective mirror 7-1 of big plane mirror 1-1-1 gets into luminous energy receiver 1-3-1 and vertical irradiation on hemisphere face solar panel 10-1; A part that is radiated at the luminous energy on the hemisphere face solar panel 10-1 converts electric energy into through hemisphere face solar panel 10-1; Another part of luminous energy converts heat energy into through 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 constitute a closed cavities; And the light incident circular hole of taper seat reflective mirror 7-1 is very little; The light that gets into the light incident circular hole of taper seat reflective mirror 7-1 repeatedly is radiated on the hemisphere face solar panel 10-1 through the reflection of taper seat reflective mirror 7-1; The major part of luminous energy changes electric energy and heat energy in closed cavities, therefore significantly improved photoelectricity and the photo-thermal conversion ratio of luminous energy receiver 1-3-1, and the structure of above-mentioned each Salar light-gathering receiving mechanism, each item size and luminous energy reception process are identical with the first Salar light-gathering receiving mechanism.
Claims (1)
1. closed luminous energy receiver secondary reflection sphere lighting solar hot water TRT; Constitute by rectangular box, water tank, cold water pipe, hot-water line, planar transparent cover plate, big plane mirror and Salar light-gathering receiving mechanism; Each Salar light-gathering receiving mechanism all is made up of a paraboloid of revolution reflective mirror and a luminous energy receiver; The luminous energy receiver of each Salar light-gathering receiving mechanism is made up of 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; It is characterized in that: 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 Salar light-gathering receiving mechanism is divided into many groups; The middle part that the big plane mirror of the square big plane mirror of one block length, each group all has been installed in the front of each group Salar light-gathering receiving mechanism has a long straight light entrance slit along its long side direction; Each focus of organizing the paraboloid of revolution reflective mirror of Salar light-gathering receiving mechanism all is positioned on the light entrance slit of big plane mirror of this group; Each big plane mirror and planar transparent cover plate of organizing the Salar light-gathering receiving mechanism intersects 45, and it is all parallel with the planar transparent cover plate that each organizes the symmetry axis of paraboloid of revolution reflective mirror of Salar light-gathering receiving mechanism
The luminous 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 constitute; The top of taper seat reflective mirror has a light incident circular hole; The hemisphere face solar panel close adhesion of each luminous energy receiver is on the surface of the hollow heat conduction cavity of the hemisphere face of this luminous energy receiver; The taper seat reflective mirror of each luminous energy receiver covers the opening part at the hollow heat conduction cavity of the hemisphere face of this luminous energy receiver closely; The hemisphere face transparent light guide of each luminous energy receiver is covered on the light incident circular hole of the taper seat reflective mirror of this luminous energy receiver; The hemisphere face transparent light guide lid of each luminous energy receiver; Hollow heat conduction cavity of hemisphere face and taper seat reflective mirror constitute a closed cavities
Each luminous energy receiver of organizing the Salar light-gathering receiving mechanism is installed in the back side of reflective surface of the big plane mirror of this group; The hemisphere face solar panel close adhesion of each luminous energy receiver is on the surface of the hollow heat conduction cavity of the hemisphere face of this luminous energy receiver; Each organizes the reflective surface of opening over against the opening of the light entrance slit of the big plane mirror of this group and the hollow heat conduction cavity of each hemisphere face over against this paraboloid of revolution reflective mirror of the hollow heat conduction cavity of each hemisphere face of the luminous energy receiver of Salar light-gathering receiving mechanism; The focus of the centre of sphere of the center of circle of the light incident circular hole of the taper seat reflective mirror of the luminous energy receiver of each Salar light-gathering receiving mechanism and the centre of sphere of the hollow heat conduction cavity of hemisphere face and hemisphere face transparent light guide lid and the paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism overlaps
When sunshine during perpendicular to the incident of planar transparent cover plate; The light incident circular hole vertical irradiation of light entrance slit and taper seat reflective mirror that can both pass big plane mirror behind the reflect focalization of big plane mirror and the paraboloid of revolution reflective mirror of incident ray through each group Salar light-gathering receiving mechanism is on the hemisphere face solar panel of each luminous energy receiver; The hemisphere face solar panel of a luminous energy part through each luminous energy receiver that is radiated on the hemisphere face solar panel converts electric energy into; Another part of luminous energy converts heat energy into through the hollow heat conduction cavity of the hemisphere face of each luminous energy receiver; Hemisphere face transparent light guide lid, the hollow heat conduction cavity of hemisphere face and closed cavities of taper seat reflective mirror formation because of each luminous energy receiver; And the light incident circular hole of each taper seat reflective mirror is very little; The light that gets into light incident circular hole repeatedly is radiated on the hemisphere face solar panel of each luminous energy receiver through the reflection of the taper seat reflective mirror of each luminous energy receiver; The major part of luminous energy changes electric energy and heat energy in closed cavities, therefore significantly improved the photoelectricity and the photo-thermal conversion ratio of each luminous energy receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105006063A CN101968268B (en) | 2010-09-30 | 2010-09-30 | Secondary reflection sphere lighting solar water heating and power generation device of closed optical-energy receiver |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105006063A CN101968268B (en) | 2010-09-30 | 2010-09-30 | Secondary reflection sphere lighting solar water heating and power generation device of closed optical-energy receiver |
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| Publication Number | Publication Date |
|---|---|
| CN101968268A CN101968268A (en) | 2011-02-09 |
| CN101968268B true CN101968268B (en) | 2012-04-04 |
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| CN2010105006063A Expired - Fee Related CN101968268B (en) | 2010-09-30 | 2010-09-30 | Secondary reflection sphere lighting solar water heating and power generation device of closed optical-energy receiver |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2097378U (en) * | 1989-12-27 | 1992-02-26 | 施国梁 | General focusing type device for collecting and utilizing solar energy |
| CN1193747A (en) * | 1998-04-24 | 1998-09-23 | 清华大学 | Condenser transiently connected by Fresnel reflecting mirror of double stage compound paraboloid mirror |
| 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 (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020048176A1 (en) * | 2000-10-10 | 2002-04-25 | Ruda Mitchell C. | Cusp illuminator and flat panel illuminator made thereby |
| AU2004297292B2 (en) * | 2003-12-11 | 2010-08-05 | Technique Solar Limited | Solar energy collection system |
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2010
- 2010-09-30 CN CN2010105006063A patent/CN101968268B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2097378U (en) * | 1989-12-27 | 1992-02-26 | 施国梁 | General focusing type device for collecting and utilizing solar energy |
| CN1193747A (en) * | 1998-04-24 | 1998-09-23 | 清华大学 | Condenser transiently connected by Fresnel reflecting mirror of double stage compound paraboloid mirror |
| 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 |
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| CN101968268A (en) | 2011-02-09 |
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Granted publication date: 20120404 Termination date: 20130930 |