CN101963402B - Solar hot water generating device with secondary reflection parabolic cylinder light-condensing cylindrical surface for light collecting - Google Patents
Solar hot water generating device with secondary reflection parabolic cylinder light-condensing cylindrical surface for light collecting Download PDFInfo
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- CN101963402B CN101963402B CN2010105255920A CN201010525592A CN101963402B CN 101963402 B CN101963402 B CN 101963402B CN 2010105255920 A CN2010105255920 A CN 2010105255920A CN 201010525592 A CN201010525592 A CN 201010525592A CN 101963402 B CN101963402 B CN 101963402B
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- China
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- receiving mechanism
- gathering receiving
- luminous energy
- salar light
- light
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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
-
- 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
Abstract
The invention relates to a solar hot water generating device with a secondary reflection parabolic cylinder light-condensing cylindrical surface for light collecting. The device receives solar energy through the reflecting and focusing actions of a large plane reflector and a rotating parabolic cylinder reflector, so that the receiving efficiency on solar energy can be greatly increased. The device can be used for realizing the collection and the receiving of solar energy in environments with strong light and poor light.
Description
Affiliated technical field:
The present invention relates to a kind of Application of Solar Energy technology; Particularly a kind of secondary reflection parabolic cylinder optically focused face of cylinder lighting solar hot water TRT that utilizes parabolic cylinder optically focused principle to receive solar energy; This device receives solar energy through the reflective focussing force of reflective surface, 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; Each Salar light-gathering receiving mechanism proper alignment is in 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, and each Salar light-gathering receiving mechanism all is made up of a big plane mirror, a parabolic cylinder reflective mirror and a luminous energy receiver
The big plane mirror of each Salar light-gathering receiving mechanism is parallel to each other; The big plane mirror and the planar transparent cover plate of each Salar light-gathering receiving mechanism intersect 45; The middle seat of each big plane mirror all has a long straight light entrance slit along its long side direction; All parallel with same long limit of rectangular box and the light entrance slit big plane mirror of the light entrance slit of each big plane mirror is positioned on the same plane parallel with the planar transparent cover plate
The luminous energy receiver of each Salar light-gathering receiving mechanism is made up of a long straight hollow heat pipe in the face of cylinder and the straight semi-cylindrical solar panel of a block length; The semi-cylindrical solar panel close adhesion of each luminous energy receiver is on the surface of the hollow heat pipe in the face of cylinder; The lower end of the hollow heat pipe in the face of cylinder of each luminous energy receiver communicates with water tank through a cold water pipe; The upper end of the hollow heat pipe in the face of cylinder of each luminous energy receiver communicates with water tank through a hot-water line
The luminous energy receiver of each Salar light-gathering receiving mechanism is installed in the back side of reflective surface of the big plane mirror of this Salar light-gathering receiving mechanism; The focal line of the axis of the hollow heat pipe in the face of cylinder of the luminous energy receiver of each Salar light-gathering receiving mechanism and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps; The focal line of the axis of the hollow heat pipe in the face of cylinder of the luminous energy receiver of each Salar light-gathering receiving mechanism and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps and makes and to be bonded in the reflective surface of the lip-deep semi-cylindrical solar panel of the hollow heat pipe in the face of cylinder over against the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism; The plane of symmetry of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism and the big plane mirror of this Salar light-gathering receiving mechanism intersect 45
When sunshine during perpendicular to the incident of planar transparent cover plate; The light entrance slit vertical irradiation that can both pass big plane mirror behind the reflect focalization of big plane mirror and the parabolic cylinder reflective mirror of incident ray through each Salar light-gathering receiving mechanism is on the semi-cylindrical solar panel of each luminous energy receiver; The semi-cylindrical solar panel of a luminous energy part through each luminous energy receiver that is radiated on the semi-cylindrical solar panel of each luminous energy receiver converts electric energy into; Another part of luminous energy converts heat energy into through the hollow heat pipe in the face of cylinder of each luminous energy receiver; Reflective focussing force through the parabolic cylinder reflective mirror has significantly improved the sun light intensity that is radiated on the semi-cylindrical solar panel, thereby has significantly improved the photoelectricity and the photo-thermal conversion ratio of luminous energy receiver.
The invention has the beneficial effects as follows: the reflective focussing force through each parabolic cylinder 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 enlarged drawing of the Salar light-gathering receiving mechanism cutaway view of the embodiment of the invention.
Fig. 4 is the sketch map of parabolic cylinder.
In the parabolic cylinder pie graph of Fig. 4: parabola L, directrix L1, summit O, focus f, symmetry axis L2, parabolic cylinder S, directrix plane S1, plane of symmetry S2, focal line L3.
The specific embodiment
In Fig. 1 and Fig. 2; The Salar light-gathering receiving mechanism one that is made up of big plane mirror 1-1-1 and parabolic cylinder reflective mirror 1-2-1 and luminous energy receiver 1-3-1 has been installed in rectangular box 3-1; The Salar light-gathering receiving mechanism two that constitutes by big plane mirror 1-1-2 and parabolic cylinder reflective mirror 1-2-2 and luminous energy receiver 1-3-2; The Salar light-gathering receiving mechanism three that constitutes by big plane mirror 1-1-3 and parabolic cylinder reflective mirror 1-2-3 and luminous energy receiver 1-3-3; The Salar light-gathering receiving mechanism four that constitutes by big plane mirror 1-1-4 and parabolic cylinder reflective mirror 1-2-4 and luminous energy receiver 1-3-4; The Salar light-gathering receiving mechanism five that constitutes by big plane mirror 1-1-5 and parabolic cylinder reflective mirror 1-2-5 and luminous energy receiver 1-3-5; The proper alignment of five Salar light-gathering receiving mechanisms is in 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 five Salar light-gathering receiving mechanisms in the rectangular box 3-1
The middle seat of above-mentioned five big plane mirrors all has a long straight light entrance slit along its long side direction; All parallel with the long limit of rectangular box 3-1 and the light entrance slit each big plane mirror of the light entrance slit of above-mentioned five big plane mirrors is positioned on the same plane parallel with planar transparent cover plate 4-1; The reflective plane of above-mentioned five big plane mirrors and planar transparent cover plate 4-1 intersect 45
Provided the structure of the first Salar light-gathering receiving mechanism among Fig. 3; The first Salar light-gathering receiving mechanism is made up of big plane mirror 1-1-1, parabolic cylinder reflective mirror 1-2-1 and luminous energy receiver 1-3-1 in Fig. 3; Luminous energy receiver 1-3-1 is made up of a hollow heat pipe 5-2 in the face of cylinder and a semi-cylindrical solar panel 10-2; Semi-cylindrical solar panel 10-2 close adhesion is on the surface of the hollow heat pipe 5-2 in the face of cylinder; The lower end of the hollow heat pipe 5-2 in the face of cylinder communicates with water tank 8-1 through cold water pipe 9-1-2, and the upper end of the hollow heat pipe 5-2 in the face of cylinder communicates with water tank 8-1 through hot-water line 9-1-1
Luminous energy receiver 1-3-1 is installed in the back side of the reflective surface S of big plane mirror 1-1-1; The focal line L3 of the axis of the hollow heat pipe 5-2 in the face of cylinder and parabolic cylinder reflective mirror 1-2-1 overlaps; The focal line L3 of parabolic cylinder reflective mirror 1-2-1 overlaps with the light entrance slit of big plane mirror 1-1-1; The plane of symmetry S2 of parabolic cylinder reflective mirror 1-2-1 and big plane mirror 1-1-1 intersect 45
When sunshine during perpendicular to planar transparent cover plate 4-1 incident; The light entrance slit vertical irradiation that can both pass big plane mirror 1-1-1 behind the reflect focalization of incident ray through big plane mirror 1-1-1 and parabolic cylinder reflective mirror 1-2-1 is on semi-cylindrical solar panel 10-2; A luminous energy part that is radiated on the semi-cylindrical solar panel 10-2 converts electric energy into through semi-cylindrical solar panel 10-2; Another part of luminous energy converts heat energy into through the hollow heat pipe 5-2 in the face of cylinder; Reflective focussing force through parabolic cylinder reflective mirror 1-2-1 has significantly improved the sun light intensity that is radiated on the semi-cylindrical solar panel 10-2; Thereby significantly having improved photoelectricity and the photo-thermal conversion ratio of luminous energy receiver 1-3-1, the structure of the luminous energy receiver of each Salar light-gathering receiving mechanism, each item size and luminous energy reception process are identical with luminous energy receiver 1-3-1.
Claims (1)
1. secondary reflection parabolic cylinder optically focused face of cylinder lighting solar hot water TRT; Constitute by rectangular box, water tank, cold water pipe, hot-water line, planar transparent cover plate and Salar light-gathering receiving mechanism; A plurality of Salar light-gathering receiving mechanisms have been installed in rectangular box; Each Salar light-gathering receiving mechanism all is made up of a big plane mirror, a parabolic cylinder reflective mirror and a luminous energy receiver; 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; The luminous energy receiver of each Salar light-gathering receiving mechanism is made up of a long straight hollow heat pipe in the face of cylinder and the straight semi-cylindrical solar panel of a block length; It is characterized in that: the luminous energy receiver of each Salar light-gathering receiving mechanism is installed in the back side of reflective surface of the big plane mirror of this Salar light-gathering receiving mechanism; The semi-cylindrical solar panel close adhesion of each luminous energy receiver is on the surface of the hollow heat pipe in the face of cylinder; The focal line of the axis of the hollow heat pipe in the face of cylinder of the luminous energy receiver of each Salar light-gathering receiving mechanism and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps and makes the lip-deep semi-cylindrical solar panel that is bonded in the hollow heat pipe in the face of cylinder reflective surface over against the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism; The light entrance slit of the focal line of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism and the big plane mirror of this Salar light-gathering receiving mechanism overlaps, and the plane of symmetry of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism and the big plane mirror of this Salar light-gathering receiving mechanism intersect 45
When sunshine during perpendicular to the incident of planar transparent cover plate; The light entrance slit vertical irradiation that can both pass big plane mirror behind the reflect focalization of big plane mirror and the parabolic cylinder reflective mirror of incident ray through each Salar light-gathering receiving mechanism is on the semi-cylindrical solar panel of each luminous energy receiver; The semi-cylindrical solar panel of a luminous energy part through each luminous energy receiver that is radiated on the semi-cylindrical solar panel of each luminous energy receiver converts electric energy into; Another part of luminous energy converts heat energy into through the hollow heat pipe in the face of cylinder of each luminous energy receiver; Reflective focussing force through the parabolic cylinder reflective mirror has significantly improved the sun light intensity that is radiated on the semi-cylindrical solar panel, thereby has significantly improved the photoelectricity and the photo-thermal conversion ratio of luminous energy receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105255920A CN101963402B (en) | 2010-10-25 | 2010-10-25 | Solar hot water generating device with secondary reflection parabolic cylinder light-condensing cylindrical surface for light collecting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105255920A CN101963402B (en) | 2010-10-25 | 2010-10-25 | Solar hot water generating device with secondary reflection parabolic cylinder light-condensing cylindrical surface for light collecting |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101963402A CN101963402A (en) | 2011-02-02 |
| CN101963402B true CN101963402B (en) | 2012-05-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105255920A Expired - Fee Related CN101963402B (en) | 2010-10-25 | 2010-10-25 | Solar hot water generating device with secondary reflection parabolic cylinder light-condensing cylindrical surface for light collecting |
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| Country | Link |
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| CN (1) | CN101963402B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2235590Y (en) * | 1995-09-18 | 1996-09-18 | 管贵宝 | High efficiency solar energy heat collector |
| CN2847686Y (en) * | 2005-12-19 | 2006-12-13 | 中国科学院广州能源研究所 | Light focusing heat collecting type solar energy temperature differential generator |
| CN101307960A (en) * | 2008-06-18 | 2008-11-19 | 林于纮 | Solar energy intensively effective concentrating collector |
| CN201875928U (en) * | 2010-10-25 | 2011-06-22 | 北京印刷学院 | Cylindrical surface light-collecting solar water heating and generating device with secondary-reflection parabolic cylindrical surfaces for light condensing |
-
2010
- 2010-10-25 CN CN2010105255920A patent/CN101963402B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2235590Y (en) * | 1995-09-18 | 1996-09-18 | 管贵宝 | High efficiency solar energy heat collector |
| CN2847686Y (en) * | 2005-12-19 | 2006-12-13 | 中国科学院广州能源研究所 | Light focusing heat collecting type solar energy temperature differential generator |
| CN101307960A (en) * | 2008-06-18 | 2008-11-19 | 林于纮 | Solar energy intensively effective concentrating collector |
| CN201875928U (en) * | 2010-10-25 | 2011-06-22 | 北京印刷学院 | Cylindrical surface light-collecting solar water heating and generating device with secondary-reflection parabolic cylindrical surfaces for light condensing |
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| Publication number | Publication date |
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| CN101963402A (en) | 2011-02-02 |
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Granted publication date: 20120523 Termination date: 20131025 |