CN101982710A - Secondary reflection closed paraboloid lighting solar hot water power generation device - Google Patents
Secondary reflection closed paraboloid lighting solar hot water power generation device Download PDFInfo
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- CN101982710A CN101982710A CN201010500610XA CN201010500610A CN101982710A CN 101982710 A CN101982710 A CN 101982710A CN 201010500610X A CN201010500610X A CN 201010500610XA CN 201010500610 A CN201010500610 A CN 201010500610A CN 101982710 A CN101982710 A CN 101982710A
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- paraboloid
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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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- 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
- Y02E10/60—Thermal-PV hybrids
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- Photovoltaic Devices (AREA)
Abstract
The invention discloses a secondary reflection closed paraboloid lighting solar hot water power generation device. The device receives solar energy through reflecting and focusing effects of a large plane reflector and a rotary paraboloid reflector, can greatly improve the receiving efficiency of the solar energy, and can be used for realizing collection and receiving of the solar energy under intense light and weak light environments.
Description
Affiliated technical field:
The present invention relates to a kind of Application of Solar Energy technology, the closed parabolic lighting solar hot water TRT of particularly a kind of secondary reflection 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 hollow heat conduction cavity of the paraboloid of revolution, a paraboloid of revolution shape 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 focus of the hollow heat conduction cavity of the paraboloid of revolution of the paraboloid of revolution shape solar panel of each luminous energy receiver and this luminous energy receiver overlaps, the paraboloid of revolution shape solar panel close adhesion of each luminous energy receiver is on the surface of the hollow heat conduction cavity of the paraboloid of revolution of this luminous energy receiver
The taper seat reflective mirror of each luminous energy receiver covers the paraboloid of revolution opening part at the hollow heat conduction cavity of the paraboloid of revolution of this luminous energy receiver closely, the hemisphere face transparent light guide lid of each luminous energy receiver covers closely on the light incident circular hole of the taper seat reflective mirror of this luminous energy receiver, hemisphere face transparent light guide lid, the hollow heat conduction cavity of the paraboloid of revolution and the taper seat reflective mirror of each luminous energy receiver 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 paraboloid of revolution opening over against the paraboloid of revolution opening of the light entrance slit of the big plane mirror of this group and the hollow heat conduction cavity of each paraboloid of revolution over against this paraboloid of revolution reflective mirror of the hollow heat conduction cavity of each paraboloid of revolution of the luminous energy receiver of Salar light-gathering receiving mechanism, the focus of the center of circle of the centre of sphere of the paraboloid of revolution focus of the hollow heat conduction cavity of the paraboloid of revolution of the luminous energy receiver of each Salar light-gathering receiving mechanism and hemisphere face transparent light guide lid and the light incident circular hole of taper seat reflective mirror 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 taper seat reflective mirror is radiated on the paraboloid of revolution shape solar panel of each luminous energy receiver, a luminous energy part that is radiated on the paraboloid of revolution shape solar panel of each luminous energy receiver is converted to electric energy by paraboloid of revolution shape solar panel, another part of luminous energy is converted to heat energy by the hollow heat conduction cavity of the paraboloid of revolution of each luminous energy receiver, hemisphere face transparent light guide lid because of each luminous energy receiver, the hollow heat conduction cavity of the taper seat reflective mirror and the paraboloid of revolution constitutes a closed cavities, and the light incident circular hole of the taper seat reflective mirror of each luminous energy receiver is very little, the light of light incident circular hole that enters the taper seat reflective mirror of each luminous energy receiver repeatedly is radiated on the paraboloid of revolution shape 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 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 the hollow heat conduction cavity of paraboloid of revolution 5-1, paraboloid of revolution shape 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, paraboloid of revolution shape solar panel 10-1 close adhesion is on the surface of the hollow heat conduction cavity of paraboloid of revolution 5-1
Taper seat reflective mirror 7-1 covers the paraboloid of revolution opening part at the hollow heat conduction cavity of paraboloid of revolution 5-1 closely, hemisphere face transparent light guide lid 6-1 covers closely on the light incident circular hole of taper seat reflective mirror 7-1, taper seat reflective mirror 7-1, hemisphere face transparent light guide lid 6-1 and the hollow heat conduction cavity of paraboloid of revolution 5-1 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 paraboloid of revolution opening of the hollow heat conduction cavity of paraboloid of revolution 5-1 is over against the light entrance slit of big plane mirror 1-1-1, the paraboloid of revolution opening of the hollow heat conduction cavity of paraboloid of revolution 5-1 is over against the reflective surface of paraboloid of revolution reflective mirror 1-2-1, the center of circle of the centre of sphere of the paraboloid of revolution focus of the hollow heat conduction cavity of paraboloid of revolution 5-1 and hemisphere face transparent light guide lid 6-1 and the light incident circular hole of taper seat reflective mirror 7-1 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 taper seat reflective mirror 7-1 is radiated on the paraboloid of revolution shape solar panel 10-1, a part that is radiated at the luminous energy on the paraboloid of revolution shape solar panel 10-1 is converted to electric energy by paraboloid of revolution shape solar panel 10-1, another part of luminous energy is converted to heat energy by the hollow heat conduction cavity of paraboloid of revolution 5-1, because of taper seat reflective mirror 7-1, hemisphere face transparent light guide lid 6-1 and the hollow heat conduction cavity of paraboloid of revolution 5-1 constitute a closed cavities, and the light incident circular hole of taper seat reflective mirror 7-1 is very little, the light that enters the light incident circular hole of taper seat reflective mirror 7-1 repeatedly is radiated on the paraboloid of revolution shape solar panel 10-1 through the reflection of taper seat reflective mirror 7-1, the luminous energy major part 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 parabolic lighting solar hot water TRT of a secondary reflection, 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 hollow heat conduction cavity of the paraboloid of revolution, a paraboloid of revolution shape solar panel, a taper seat reflective mirror 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 focus of the hollow heat conduction cavity of the paraboloid of revolution of the paraboloid of revolution shape solar panel of each luminous energy receiver and this luminous energy receiver overlaps, the paraboloid of revolution shape solar panel close adhesion of each luminous energy receiver is on the surface of the hollow heat conduction cavity of the paraboloid of revolution of this luminous energy receiver, each organizes the reflective surface of paraboloid of revolution opening over against the paraboloid of revolution opening of the light entrance slit of the big plane mirror of this group and the hollow heat conduction cavity of each paraboloid of revolution over against this paraboloid of revolution reflective mirror of the hollow heat conduction cavity of each paraboloid of revolution of the luminous energy receiver of Salar light-gathering receiving mechanism, the focus of the center of circle of the centre of sphere of the paraboloid of revolution focus of the hollow heat conduction cavity of the paraboloid of revolution of the luminous energy receiver of each Salar light-gathering receiving mechanism and hemisphere face transparent light guide lid and the light incident circular hole of taper seat reflective mirror 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 taper seat reflective mirror is radiated on the paraboloid of revolution shape solar panel of each luminous energy receiver, a luminous energy part that is radiated on the paraboloid of revolution shape solar panel of each luminous energy receiver is converted to electric energy by paraboloid of revolution shape solar panel, another part of luminous energy is converted to heat energy by the hollow heat conduction cavity of the paraboloid of revolution of each luminous energy receiver, hemisphere face transparent light guide lid because of each luminous energy receiver, the hollow heat conduction cavity of the taper seat reflective mirror and the paraboloid of revolution constitutes a closed cavities, and the light incident circular hole of the taper seat reflective mirror of each luminous energy receiver is very little, the light of light incident circular hole that enters the taper seat reflective mirror of each luminous energy receiver repeatedly is radiated on the paraboloid of revolution shape 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 |
|---|---|---|---|
| CN201010500610XA CN101982710B (en) | 2010-09-30 | 2010-09-30 | Secondary reflection closed paraboloid lighting solar hot water power generation device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010500610XA CN101982710B (en) | 2010-09-30 | 2010-09-30 | Secondary reflection closed paraboloid lighting solar hot water power generation device |
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| Publication Number | Publication Date |
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| CN101982710A true CN101982710A (en) | 2011-03-02 |
| CN101982710B CN101982710B (en) | 2012-01-25 |
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| CN201010500610XA Expired - Fee Related CN101982710B (en) | 2010-09-30 | 2010-09-30 | Secondary reflection closed paraboloid lighting solar hot water power generation device |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000031522A (en) * | 1998-07-15 | 2000-01-28 | Michio Takaoka | Photovolatic power generation for doubling conversion efficiency, and heat collector |
| JP2003124741A (en) * | 2001-10-18 | 2003-04-25 | National Aerospace Laboratory Of Japan | Variable focal distance electromagnetic wave converging device |
| CN2913955Y (en) * | 2006-06-29 | 2007-06-20 | 中国科学技术大学 | Heat self-dissipating solar energy accumulation type photovoltaic electricity generating system |
| CN101345495A (en) * | 2007-07-12 | 2009-01-14 | 程波 | Solar power generation, energy accumulation water heater |
| CN1773190B (en) * | 2004-11-12 | 2010-05-05 | 中国科学院电工研究所 | Solar energy thermoelectric co-supply system |
| CN201885424U (en) * | 2010-09-30 | 2011-06-29 | 北京印刷学院 | Solar-energy water-heating electricity-generating device collecting light through secondary-reflection closed paraboloid |
-
2010
- 2010-09-30 CN CN201010500610XA patent/CN101982710B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000031522A (en) * | 1998-07-15 | 2000-01-28 | Michio Takaoka | Photovolatic power generation for doubling conversion efficiency, and heat collector |
| JP2003124741A (en) * | 2001-10-18 | 2003-04-25 | National Aerospace Laboratory Of Japan | Variable focal distance electromagnetic wave converging device |
| CN1773190B (en) * | 2004-11-12 | 2010-05-05 | 中国科学院电工研究所 | Solar energy thermoelectric co-supply system |
| CN2913955Y (en) * | 2006-06-29 | 2007-06-20 | 中国科学技术大学 | Heat self-dissipating solar energy accumulation type photovoltaic electricity generating system |
| CN101345495A (en) * | 2007-07-12 | 2009-01-14 | 程波 | Solar power generation, energy accumulation water heater |
| CN201885424U (en) * | 2010-09-30 | 2011-06-29 | 北京印刷学院 | Solar-energy water-heating electricity-generating device collecting light through secondary-reflection closed paraboloid |
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| CN101982710B (en) | 2012-01-25 |
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Granted publication date: 20120125 Termination date: 20130930 |