CN101975458A - Plane lighting and secondary reflection solar water heater - Google Patents
Plane lighting and secondary reflection solar water heater Download PDFInfo
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- CN101975458A CN101975458A CN2010105005978A CN201010500597A CN101975458A CN 101975458 A CN101975458 A CN 101975458A CN 2010105005978 A CN2010105005978 A CN 2010105005978A CN 201010500597 A CN201010500597 A CN 201010500597A CN 101975458 A CN101975458 A CN 101975458A
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- luminous energy
- receiving mechanism
- gathering receiving
- disc
- 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
Abstract
The invention relates to a plane lighting and secondary reflection solar water heater which receives solar energy based on the reflection and focusing effects of large-plane reflectors and rotary parabolic reflectors. The invention can greatly improve the solar energy receiving efficiency and can be used for realizing solar energy collection and receiving under high 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 plane daylighting secondary reflection solar water heater 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 go the intensity of illumination of the raising solar energy receiving element of imitating, 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 all is made of a hollow heat conduction cavity of disc,
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 disk plane over against the disk plane of the light entrance slit of the big plane mirror of this group and the hollow heat conduction cavity of each disc over against this paraboloid of revolution reflective mirror of the hollow heat conduction cavity of each disc of the luminous energy receiver of Salar light-gathering receiving mechanism, the center of circle of the disk plane of the hollow heat conduction cavity of disc of the luminous energy receiver of each Salar light-gathering receiving mechanism is positioned on the symmetry axis of paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism, the disk plane of the hollow heat conduction cavity of disc of the luminous energy receiver of each Salar light-gathering receiving mechanism is perpendicular to the symmetry axis of the paraboloid of revolution reflective mirror of the luminous energy receiver of this Salar light-gathering receiving mechanism, 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 big plane mirror the light entrance slit be radiated on the hollow heat conduction cavity of disc of each luminous energy receiver, the luminous energy that is radiated on the hollow heat conduction cavity of disc of each luminous energy receiver is converted to heat energy by the hollow heat conduction cavity of the disc of each luminous energy receiver, reflect focalization effect by each big plane mirror and paraboloid of revolution reflective mirror has significantly improved the sun light intensity on the hollow heat conduction cavity of the disc that is radiated at each luminous energy receiver, has therefore significantly improved 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 photo-thermal conversion ratio of each luminous energy receiver, realized that higher photo-thermal conversion ratio is 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 94-3 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 made of disc hollow heat conduction cavity 5-1 and disc solar panel 10-1, disc solar panel 10-1 is concentric with the hollow heat conduction cavity of disc 5-1, disc solar panel 10-1 close adhesion is on the surface of the hollow heat conduction cavity of disc 5-1
Luminous energy receiver 1-3-1 is installed in the back side of the reflective surface of big plane mirror 1-1-1, the disk plane of the hollow heat conduction cavity of disc 5-1 is over against the light entrance slit of big plane mirror 1-1-1, the disk plane of the hollow heat conduction cavity of disc 5-1 is over against the reflective surface of paraboloid of revolution reflective mirror 1-2-1, the center of circle of the disk plane of the hollow heat conduction cavity of disc 5-1 is positioned on the symmetry axis of paraboloid of revolution reflective mirror 1-2-1, the disk plane of the hollow heat conduction cavity of disc 5-1 is perpendicular to the symmetry axis of paraboloid of revolution reflective mirror 1-2-1, 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 light entrance slit that 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 big plane mirror 1-1-1 is radiated on the hollow heat conduction cavity of the disc 5-1, the luminous energy that is radiated on the hollow heat conduction cavity of the disc 5-1 is converted to heat energy by the hollow heat conduction cavity of disc 5-1, reflective focussing force by big plane mirror 1-1-1 and paraboloid of revolution reflective mirror 1-2-1 has significantly improved the sun light intensity that is radiated on the hollow heat conduction cavity of the disc 5-1, thereby 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. plane daylighting secondary reflection solar water heater, 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 all is made of a hollow heat conduction cavity of disc, 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, each organizes the reflective surface of disk plane over against the disk plane of the light entrance slit of the big plane mirror of this group and the hollow heat conduction cavity of each disc over against this paraboloid of revolution reflective mirror of the hollow heat conduction cavity of each disc of the luminous energy receiver of Salar light-gathering receiving mechanism, the center of circle of the disk plane of the hollow heat conduction cavity of disc of the luminous energy receiver of each Salar light-gathering receiving mechanism is positioned on the symmetry axis of paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism, the disk plane of the hollow heat conduction cavity of disc of the luminous energy receiver of each Salar light-gathering receiving mechanism is perpendicular to the symmetry axis of the paraboloid of revolution reflective mirror of the luminous energy receiver of this Salar light-gathering receiving mechanism, 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 big plane mirror the light entrance slit be radiated on the hollow heat conduction cavity of disc of each luminous energy receiver, the luminous energy that is radiated on the hollow heat conduction cavity of disc of each luminous energy receiver is converted to heat energy by the hollow heat conduction cavity of the disc of each luminous energy receiver, reflect focalization effect by each big plane mirror and paraboloid of revolution reflective mirror has significantly improved the sun light intensity on the hollow heat conduction cavity of the disc that is radiated at each luminous energy receiver, has therefore significantly improved the photo-thermal conversion ratio of each luminous energy receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105005978A CN101975458B (en) | 2010-09-30 | 2010-09-30 | Plane lighting and secondary reflection solar water heater |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105005978A CN101975458B (en) | 2010-09-30 | 2010-09-30 | Plane lighting and secondary reflection solar water heater |
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| CN101975458A true CN101975458A (en) | 2011-02-16 |
| CN101975458B CN101975458B (en) | 2012-07-04 |
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| CN2010105005978A Expired - Fee Related CN101975458B (en) | 2010-09-30 | 2010-09-30 | Plane lighting and secondary reflection solar water heater |
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Citations (7)
| 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 |
| JPS5270441A (en) * | 1975-12-08 | 1977-06-11 | Mitsubishi Rayon Co Ltd | Solar heat water heater |
| US4131485A (en) * | 1977-08-08 | 1978-12-26 | Motorola, Inc. | Solar energy collector and concentrator |
| CN2204035Y (en) * | 1994-06-29 | 1995-07-26 | 庄季康 | High efficiency solar energy water heater |
| CN2601378Y (en) * | 2003-01-29 | 2004-01-28 | 黄鸣 | Focusing plate type solar collector |
| JP2005076967A (en) * | 2003-08-29 | 2005-03-24 | Sanden Corp | Solar heat collection device |
| CN200976056Y (en) * | 2006-11-14 | 2007-11-14 | 刘红雄 | Sunlight guiding device |
-
2010
- 2010-09-30 CN CN2010105005978A patent/CN101975458B/en not_active Expired - Fee Related
Patent Citations (7)
| 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 |
| JPS5270441A (en) * | 1975-12-08 | 1977-06-11 | Mitsubishi Rayon Co Ltd | Solar heat water heater |
| US4131485A (en) * | 1977-08-08 | 1978-12-26 | Motorola, Inc. | Solar energy collector and concentrator |
| CN2204035Y (en) * | 1994-06-29 | 1995-07-26 | 庄季康 | High efficiency solar energy water heater |
| CN2601378Y (en) * | 2003-01-29 | 2004-01-28 | 黄鸣 | Focusing plate type solar collector |
| JP2005076967A (en) * | 2003-08-29 | 2005-03-24 | Sanden Corp | Solar heat collection device |
| CN200976056Y (en) * | 2006-11-14 | 2007-11-14 | 刘红雄 | Sunlight guiding device |
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| Publication number | Publication date |
|---|---|
| CN101975458B (en) | 2012-07-04 |
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Granted publication date: 20120704 Termination date: 20130930 |