CN101963396A - Secondary reflection closed spherical lighting solar energy hot water generation device - Google Patents
Secondary reflection closed spherical lighting solar energy hot water generation device Download PDFInfo
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- CN101963396A CN101963396A CN2010105006082A CN201010500608A CN101963396A CN 101963396 A CN101963396 A CN 101963396A CN 2010105006082 A CN2010105006082 A CN 2010105006082A CN 201010500608 A CN201010500608 A CN 201010500608A CN 101963396 A CN101963396 A CN 101963396A
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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 closed spherical lighting solar energy hot water generation device. The device receives solar energy through the reflection and focusing functions of a large-plane reflector and a spinning paraboloidal reflector. The invention can greatly improve the reception efficiency of solar energy and can be used for collecting and receiving solar energy under the high light and low light environments.
Description
Affiliated technical field:
The present invention relates to a kind of Application of Solar Energy technology, the particularly a kind of closed sphere lighting solar of secondary reflection hot water TRT that utilizes paraboloid of revolution optically focused principle to receive solar energy, 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, still 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 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, as seen 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, realized the Salar light-gathering reception abroad in the photovoltaic matrix of some solar power stations, domestic also have similar experimental rig, promotes obtaining on the solar domestic product but these apparatus structure complexity, bulky, cost are high-leveled and difficult.
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 of a paraboloid of revolution reflective mirror and a luminous energy receiver, the Salar light-gathering receiving mechanism is divided into many groups, the square big plane mirror of a block length has all been installed in front at each group Salar light-gathering receiving mechanism, the middle seat of the big plane mirror of each group 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 spherical hollow heat conduction cavity, a sphere solar panel and a hemisphere face transparent light guide lid constitute, all have a light incident circular hole on spherical hollow heat conduction cavity and the sphere solar panel, the sphere solar panel of each luminous energy receiver is concentric with the spherical hollow heat conduction cavity of this luminous energy receiver, the sphere solar panel close adhesion of each luminous energy receiver is on the surface of the spherical hollow heat conduction cavity of this luminous energy receiver and the center of circle of the light incident circular hole on spherical hollow heat conduction cavity and the sphere solar panel is overlapped
The hemisphere face transparent light guide lid of each luminous energy receiver covers closely on the light incident circular hole of the spherical hollow heat conduction cavity of this luminous energy receiver, and the hemisphere face transparent light guide lid of each luminous energy receiver, spherical hollow heat conduction cavity 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 light incident circular hole over against the light incident circular hole of the light entrance slit of the big plane mirror of this group and each spherical hollow heat conduction cavity over against this paraboloid of revolution reflective mirror of each spherical hollow heat conduction cavity 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 spherical hollow heat conduction cavity of the luminous energy receiver of each Salar light-gathering receiving mechanism 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, incident ray by each group Salar light-gathering receiving mechanism big plane mirror and the reflect focalization of paraboloid of revolution reflective mirror after can both pass the light entrance slit of big plane mirror and the light incident circular hole of spherical hollow heat conduction cavity is radiated on the sphere solar panel of each luminous energy receiver, a luminous energy part that is radiated on the sphere solar panel of each luminous energy receiver is converted to electric energy by the sphere solar panel, another part of luminous energy is converted to heat energy by the spherical hollow heat conduction cavity of each luminous energy receiver, hemisphere face transparent light guide lid and closed cavities of spherical hollow heat conduction cavity formation because of each luminous energy receiver, and the light incident circular hole of each spherical hollow heat conduction cavity is very little, the luminous energy major part that enters the light incident circular hole of each spherical hollow heat conduction cavity 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 by 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:
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 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 schematic diagram 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:
At Fig. 1, among 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 of a paraboloid of revolution reflective mirror and a luminous energy receiver
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, big plane mirror 1-1-5 has all been installed in front at the reflective surface of the 5th group of Salar light-gathering receiving mechanism paraboloid of revolution reflective mirror, 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 by heat pipe 9-1-3, the hollow heat conduction cavity of the hemisphere face of second group of Salar light-gathering receiving mechanism is serially connected by heat pipe 9-2-3, the hollow heat conduction cavity of the hemisphere face of the 3rd group of Salar light-gathering receiving mechanism is serially connected by 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 by 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 by heat pipe 9-5-3, heat pipe 9-1-3, heat pipe 9-2-3, heat pipe 9-3-3, the lower end of heat pipe 9-4-3 and heat pipe 9-5-3 communicates with water tank 8-1 by cold water pipe 9-1-2, heat pipe 9-1-3, heat pipe 9-2-3, heat pipe 9-3-3, the upper end of heat pipe 9-4-3 and heat pipe 9-5-3 communicates with water tank 8-1 by 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 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 a spherical hollow heat conduction cavity 5-1, sphere solar panel 10-1 and hemisphere face transparent light guide lid 6-1 constitute, have a light incident circular hole on spherical hollow heat conduction cavity 5-1 and the sphere solar panel 10-1, sphere solar panel 10-1 is concentric with spherical hollow heat conduction cavity 5-1, sphere solar panel 10-1 close adhesion is on the surface of spherical hollow heat conduction cavity 5-1
Hemisphere face transparent light guide lid 6-1 covers closely on the light incident circular hole of spherical hollow heat conduction cavity 5-1, and spherical hollow heat conduction cavity 5-1 and hemisphere face transparent light guide lid 6-1 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 light incident circular hole of spherical hollow heat conduction cavity 5-1 is over against the light entrance slit of big plane mirror 1-1-1, the light incident circular hole of spherical hollow heat conduction cavity 5-1 is over against the reflective surface of paraboloid of revolution reflective mirror 1-2-1, the centre of sphere of the center of circle of the light incident circular hole of spherical hollow heat conduction cavity 5-1 and hemisphere face transparent light guide lid 6-1 and the focus of paraboloid of revolution reflective mirror 1-2-1 overlap, 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, the reflect focalization of incident ray by big plane mirror 1-1-1 and paraboloid of revolution reflective mirror 1-2-1 can both pass the light entrance slit of big plane mirror 1-1-1 and the light incident circular hole of spherical hollow heat conduction cavity 5-1 is radiated on the sphere solar panel 10-1, a part that is radiated at the luminous energy on the sphere solar panel 10-1 is converted to electric energy by sphere solar panel 10-1, another part of luminous energy is converted to heat energy by spherical hollow heat conduction cavity 5-1, because of hemisphere face transparent light guide lid 6-1 and closed cavities of spherical hollow heat conduction cavity 5-1 formation, and the light incident circular hole of spherical hollow heat conduction cavity 5-1 is very little, the luminous energy major part that enters the light incident circular hole of spherical hollow heat conduction cavity 5-1 changes electric energy and heat energy in closed cavities, thereby photoelectricity and the photo-thermal conversion ratio of luminous energy receiver 1-3-1, the structure of above-mentioned each Salar light-gathering receiving mechanism have significantly been improved, every size is identical with the first Salar light-gathering receiving mechanism with the luminous energy reception process.
Claims (1)
1. the closed sphere lighting solar of secondary reflection hot water TRT, by rectangular box, water tank, cold water pipe, hot-water line, the planar transparent cover plate, big plane mirror and Salar light-gathering receiving mechanism constitute, each Salar light-gathering receiving mechanism all is made of a paraboloid of revolution reflective mirror and a luminous energy receiver, the luminous energy receiver of each Salar light-gathering receiving mechanism is by a spherical hollow heat conduction cavity, a sphere solar panel and a hemisphere face transparent light guide lid constitute, it is characterized in that: 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 sphere solar panel close adhesion of each luminous energy receiver is on the surface of the spherical hollow heat conduction cavity of this luminous energy receiver and the center of circle of the light incident circular hole on spherical hollow heat conduction cavity and the sphere solar panel is overlapped, the sphere solar panel close adhesion of each luminous energy receiver is on the surface of the spherical hollow heat conduction cavity of this luminous energy receiver and the center of circle of the light incident circular hole on spherical hollow heat conduction cavity and the sphere solar panel is overlapped, each organizes the reflective surface of light incident circular hole over against the light incident circular hole of the light entrance slit of the big plane mirror of this group and each spherical hollow heat conduction cavity over against this paraboloid of revolution reflective mirror of each spherical hollow heat conduction cavity 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 spherical hollow heat conduction cavity of the luminous energy receiver of each Salar light-gathering receiving mechanism 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, incident ray by each group Salar light-gathering receiving mechanism big plane mirror and the reflect focalization of paraboloid of revolution reflective mirror after can both pass the light entrance slit of big plane mirror and the light incident circular hole of spherical hollow heat conduction cavity is radiated on the sphere solar panel of each luminous energy receiver, a luminous energy part that is radiated on the sphere solar panel of each luminous energy receiver is converted to electric energy by the sphere solar panel, another part of luminous energy is converted to heat energy by the spherical hollow heat conduction cavity of each luminous energy receiver, hemisphere face transparent light guide lid and closed cavities of spherical hollow heat conduction cavity formation because of each luminous energy receiver, and the light incident circular hole of each spherical hollow heat conduction cavity is very little, the luminous energy major part that enters the light incident circular hole of each spherical hollow heat conduction cavity 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.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105006082A CN101963396B (en) | 2010-09-30 | 2010-09-30 | Secondary reflection closed sphere lighting solar energy hot water generation device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010105006082A CN101963396B (en) | 2010-09-30 | 2010-09-30 | Secondary reflection closed sphere lighting solar energy hot water generation device |
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| CN101963396A true CN101963396A (en) | 2011-02-02 |
| CN101963396B CN101963396B (en) | 2012-02-29 |
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Citations (10)
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| US3982527A (en) * | 1974-01-02 | 1976-09-28 | Cheng Chen Yen | Method and apparatus for concentrating, harvesting and storing of solar energy |
| US4143640A (en) * | 1975-05-08 | 1979-03-13 | Massachusetts Institute Of Technology | Venetian-blind solar collector |
| CN2044702U (en) * | 1988-12-22 | 1989-09-20 | 中国科学院广州能源研究所 | Combined focus type solar water heater |
| CN2205945Y (en) * | 1994-08-31 | 1995-08-23 | 蒋根弟 | Solar focusing heat collector with composite paraboloid |
| CN1160441A (en) * | 1994-10-05 | 1997-09-24 | 泉久雄 | Wavelength separating and light condensing type generating and heating apparatus |
| JP2002228271A (en) * | 2001-02-05 | 2002-08-14 | Exedy Corp | Reflection surface member for solar heat collecting device and its manufacturing method |
| CN2665612Y (en) * | 2003-07-21 | 2004-12-22 | 黄鸣 | Composite paraboloid light-gathering collector |
| JP2005114342A (en) * | 2003-09-19 | 2005-04-28 | Showa Denko Kk | Installation structure of compound parabolic concentrator type reflection plate, solar heat collector, operation method for solar heat collector, radiation cooler and operation method for radiation cooler |
| CN201314707Y (en) * | 2008-04-17 | 2009-09-23 | 万斌 | Solar double-dish-face heat-energy power generating device |
| CN201875926U (en) * | 2010-09-30 | 2011-06-22 | 北京印刷学院 | Solar water heating and power generation device based on secondary reflection closed spherical surface lighting |
-
2010
- 2010-09-30 CN CN2010105006082A patent/CN101963396B/en not_active Expired - Fee Related
Patent Citations (10)
| 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 |
| US4143640A (en) * | 1975-05-08 | 1979-03-13 | Massachusetts Institute Of Technology | Venetian-blind solar collector |
| CN2044702U (en) * | 1988-12-22 | 1989-09-20 | 中国科学院广州能源研究所 | Combined focus type solar water heater |
| CN2205945Y (en) * | 1994-08-31 | 1995-08-23 | 蒋根弟 | Solar focusing heat collector with composite paraboloid |
| CN1160441A (en) * | 1994-10-05 | 1997-09-24 | 泉久雄 | Wavelength separating and light condensing type generating and heating apparatus |
| JP2002228271A (en) * | 2001-02-05 | 2002-08-14 | Exedy Corp | Reflection surface member for solar heat collecting device and its manufacturing method |
| CN2665612Y (en) * | 2003-07-21 | 2004-12-22 | 黄鸣 | Composite paraboloid light-gathering collector |
| JP2005114342A (en) * | 2003-09-19 | 2005-04-28 | Showa Denko Kk | Installation structure of compound parabolic concentrator type reflection plate, solar heat collector, operation method for solar heat collector, radiation cooler and operation method for radiation cooler |
| CN201314707Y (en) * | 2008-04-17 | 2009-09-23 | 万斌 | Solar double-dish-face heat-energy power generating device |
| CN201875926U (en) * | 2010-09-30 | 2011-06-22 | 北京印刷学院 | Solar water heating and power generation device based on secondary reflection closed spherical surface lighting |
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| CN101963396B (en) | 2012-02-29 |
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