CN102012114A - Solar thermoelectric lighting device lighting through parabolic cylindrical surface light-condensing hollow cylinder - Google Patents

Solar thermoelectric lighting device lighting through parabolic cylindrical surface light-condensing hollow cylinder Download PDF

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Publication number
CN102012114A
CN102012114A CN201010524142XA CN201010524142A CN102012114A CN 102012114 A CN102012114 A CN 102012114A CN 201010524142X A CN201010524142X A CN 201010524142XA CN 201010524142 A CN201010524142 A CN 201010524142A CN 102012114 A CN102012114 A CN 102012114A
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CN
China
Prior art keywords
cylinder
receiving mechanism
face
gathering receiving
salar light
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Pending
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CN201010524142XA
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Chinese (zh)
Inventor
张立君
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Beijing Institute of Graphic Communication
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Beijing Institute of Graphic Communication
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Priority to CN201010524142XA priority Critical patent/CN102012114A/en
Publication of CN102012114A publication Critical patent/CN102012114A/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/40Solar thermal energy, e.g. solar towers
    • Y02E10/44Heat exchange systems
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

Abstract

The invention discloses a solar thermoelectric lighting device lighting through a parabolic cylindrical surface light-condensing hollow cylinder. The device receives solar energy through the light-reflecting and condensing effect of a parabolic cylindrical surface, can greatly improve the receiving efficiency of the solar energy and can be used for collecting and receiving the solar energy under a strong-light and weak-light environment.

Description

The thermoelectric lighting equipment of parabolic cylinder optically focused hollow cylinder lighting solar
Affiliated technical field:
The present invention relates to a kind of Application of Solar Energy technology, the thermoelectric lighting equipment of particularly a kind of parabolic cylinder optically focused hollow cylinder lighting solar that utilizes parabolic cylinder optically focused principle to receive solar energy, this device receives solar energy by 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, 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, each Salar light-gathering receiving mechanism all is made of a parabolic cylinder reflective mirror and a luminous energy receiver, 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, the opening of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism is over against the planar transparent cover plate, the focal line of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism is parallel to each other, the focal line of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism 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 installed on the focal line of parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism
The light energy receiver of each Salar light-gathering receiving mechanism is made of a long straight hollow heat pipe in the face of cylinder and a long straight face of cylinder solar panel; The face of cylinder solar panel close adhesion of each light energy receiver is on the surface of the hollow heat pipe in the face of cylinder of this light energy receiver; The lower end of the hollow heat pipe in the face of cylinder of each light energy receiver communicates with water tank by a cold water pipe; The upper end of the hollow heat pipe in the face of cylinder of each light energy receiver communicates with water tank by a hot water pipe
The face of cylinder solar panel close adhesion of each luminous energy receiver is on the surface of the hollow heat pipe in the face of cylinder of this luminous energy receiver, the face of cylinder solar panel of each Salar light-gathering receiving mechanism luminous energy receiver is over against the reflective surface of the parabolic cylinder reflective 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 each Salar light-gathering receiving mechanism and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps, the both sides of the plane of symmetry of the parabolic cylinder reflective mirror that is positioned at this Salar light-gathering receiving mechanism of the hollow heat pipe symmetry in the face of cylinder of each Salar light-gathering receiving mechanism
When sunshine during perpendicular to the incident of planar transparent cover plate, incident ray can both vertical irradiation after by the reflect focalization of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism on the solar panel of the face of cylinder of each luminous energy receiver, a part that is radiated at the luminous energy on the face of cylinder solar panel of each luminous energy receiver is converted to electric energy by the face of cylinder solar panel of each Salar light-gathering receiving mechanism, another part of luminous energy is converted to heat energy by the hollow heat pipe in the face of cylinder of each Salar light-gathering receiving mechanism, the reflective focussing force of the parabolic cylinder reflective mirror by each Salar light-gathering receiving mechanism has significantly improved the sun light intensity on the face of cylinder solar panel that is radiated at each Salar light-gathering receiving mechanism, thereby has 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 parabolic cylinder reflective mirror has significantly improved the sun light intensity that is radiated on the luminous energy receiver, thereby significantly improved the photoelectricity and the photo-thermal conversion ratio of 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 enlarged drawing of the Salar light-gathering receiving mechanism cutaway view of the embodiment of the invention.
Fig. 4 is the schematic diagram 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 of parabolic cylinder reflective mirror 1-1-1 and luminous energy receiver 1-2-1 has been installed in rectangular box 3-1, the Salar light-gathering receiving mechanism two that constitutes by parabolic cylinder reflective mirror 1-1-2 and luminous energy receiver 1-2-2, the Salar light-gathering receiving mechanism three that constitutes by parabolic cylinder reflective mirror 1-1-3 and luminous energy receiver 1-2-3, the Salar light-gathering receiving mechanism four that constitutes by parabolic cylinder reflective mirror 1-1-4 and luminous energy receiver 1-2-4, the Salar light-gathering receiving mechanism five that constitutes by parabolic cylinder reflective mirror 1-1-5 and luminous energy receiver 1-2-5, the proper alignment of five Salar light-gathering receiving mechanisms is in rectangular box 3-1, the structure of five Salar light-gathering receiving mechanisms and every measure-alike, the structure of the luminous energy receiver of five Salar light-gathering receiving mechanisms and every measure-alike, on rectangular box 3-1, be stamped a planar transparent cover plate 4-1, planar transparent cover plate 4-1 is enclosed in the rectangular box 3-1 five Salar light-gathering receiving mechanisms
The opening of the parabolic cylinder reflective mirror of five Salar light-gathering receiving mechanisms is over against the planar transparent cover plate, the focal line of the parabolic cylinder reflective mirror of five Salar light-gathering receiving mechanisms is parallel to each other, the focal line of the parabolic cylinder reflective mirror of five Salar light-gathering receiving mechanisms 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 installed on the focal line of parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism
Provided the structure of the first Salar light-gathering receiving mechanism among Fig. 3; The first Salar light-gathering receiving mechanism is made of parabolic cylinder reflective mirror 1-1-1 and light energy receiver 1-2-1 in Fig. 3; Light energy receiver 1-2-1 is made of the hollow heat pipe 5-6 in the face of cylinder and face of cylinder solar panel 10-6; Face of cylinder solar panel 10-6 close adhesion is on the surface of the hollow heat pipe 5-6 in the face of cylinder; Hollow heat pipe 5-6 upper end, the face of cylinder communicates with water tank 8-1 by hot water pipe 9-1-1; The face of cylinder lower end of hollow heat pipe 5-6 communicates with water tank 8-1 by cold water pipe 9-1-2
The focal line of the axis of the hollow heat pipe 5-6 in the face of cylinder and parabolic cylinder reflective mirror 1-1-1 overlaps, the both sides of the plane of symmetry that is positioned at parabolic cylinder reflective mirror 1-1-1 of the face of cylinder hollow heat pipe 5-6 symmetry,
When sunshine during perpendicular to planar transparent cover plate 4-1 incident, incident ray can both vertical irradiation after by the reflect focalization of parabolic cylinder reflective mirror 1-1-1 on the solar panel 10-6 of the face of cylinder, a part that is radiated at the luminous energy on the solar panel 10-6 of the face of cylinder is converted to electric energy by face of cylinder solar panel 10-6, another part is converted to heat energy by the hollow heat pipe 5-6 in the face of cylinder, reflective focussing force by parabolic cylinder reflective mirror 1-1-1 has significantly improved the sun light intensity that is radiated on the solar panel 10-6 of the face of cylinder, thereby photoelectricity and the photo-thermal conversion ratio of luminous energy receiver 1-2-1, the structure of the luminous energy receiver of each Salar light-gathering receiving mechanism have significantly been improved, every size is identical with luminous energy receiver 1-2-1 with the luminous energy receiving course.

Claims (1)

1. the thermoelectric lighting equipment of a parabolic cylinder optically focused hollow cylinder lighting solar, by rectangular box, water tank, cold water pipe, hot-water line, planar transparent cover plate and Salar light-gathering receiving mechanism constitute, each Salar light-gathering receiving mechanism all is made of a parabolic cylinder reflective mirror and a luminous energy receiver, the luminous energy receiver of each Salar light-gathering receiving mechanism is made of a long straight hollow heat pipe in the face of cylinder and the straight face of cylinder solar panel of a block length, it is characterized in that: the face of cylinder solar panel close adhesion of each luminous energy receiver is on the surface of the hollow heat pipe in the face of cylinder of this luminous energy receiver, the face of cylinder solar panel of each Salar light-gathering receiving mechanism luminous energy receiver is over against the reflective surface of the parabolic cylinder reflective 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 each Salar light-gathering receiving mechanism and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps, the both sides of the plane of symmetry of the parabolic cylinder reflective mirror that is positioned at this Salar light-gathering receiving mechanism of the hollow heat pipe symmetry in the face of cylinder of each Salar light-gathering receiving mechanism
When sunshine during perpendicular to the incident of planar transparent cover plate, incident ray can both vertical irradiation after by the reflect focalization of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism on the solar panel of the face of cylinder of each luminous energy receiver, a part that is radiated at the luminous energy on the face of cylinder solar panel of each luminous energy receiver is converted to electric energy by the face of cylinder solar panel of each Salar light-gathering receiving mechanism, another part of luminous energy is converted to heat energy by the hollow heat pipe in the face of cylinder of each Salar light-gathering receiving mechanism, the reflective focussing force of the parabolic cylinder reflective mirror by each Salar light-gathering receiving mechanism has significantly improved the sun light intensity on the face of cylinder solar panel that is radiated at each Salar light-gathering receiving mechanism, thereby has significantly improved the photoelectricity and the photo-thermal conversion ratio of each luminous energy receiver.
CN201010524142XA 2010-10-25 2010-10-25 Solar thermoelectric lighting device lighting through parabolic cylindrical surface light-condensing hollow cylinder Pending CN102012114A (en)

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Citations (9)

* Cited by examiner, † Cited by third party
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
CN2204035Y (en) * 1994-06-29 1995-07-26 庄季康 High efficiency solar energy water heater
US5465708A (en) * 1993-09-18 1995-11-14 Deutsche Forschungsanstalt Fuer Luft- Und Raumfahrt E.V. Trough-shaped collector
JP2005076967A (en) * 2003-08-29 2005-03-24 Sanden Corp Solar heat collection device
CN1773190A (en) * 2004-11-12 2006-05-17 中国科学院电工研究所 Solar energy thermoelectric co-supply system
CN101354191A (en) * 2008-09-26 2009-01-28 南京工业大学 System for utilizing solar step developing heat
CN201403058Y (en) * 2009-04-03 2010-02-10 方欣怡 Dual-purpose photo-thermal system of trough solar concentration cell
CN101719738A (en) * 2009-12-22 2010-06-02 中国科学院长春光学精密机械与物理研究所 High-efficiency solar concentration photovoltaic system
CN101975462A (en) * 2010-09-20 2011-02-16 张晋 Solar energy thermoelectric daylighting device with multiplied condensation

Patent Citations (9)

* Cited by examiner, † Cited by third party
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
US5465708A (en) * 1993-09-18 1995-11-14 Deutsche Forschungsanstalt Fuer Luft- Und Raumfahrt E.V. Trough-shaped collector
CN2204035Y (en) * 1994-06-29 1995-07-26 庄季康 High efficiency solar energy water heater
JP2005076967A (en) * 2003-08-29 2005-03-24 Sanden Corp Solar heat collection device
CN1773190A (en) * 2004-11-12 2006-05-17 中国科学院电工研究所 Solar energy thermoelectric co-supply system
CN101354191A (en) * 2008-09-26 2009-01-28 南京工业大学 System for utilizing solar step developing heat
CN201403058Y (en) * 2009-04-03 2010-02-10 方欣怡 Dual-purpose photo-thermal system of trough solar concentration cell
CN101719738A (en) * 2009-12-22 2010-06-02 中国科学院长春光学精密机械与物理研究所 High-efficiency solar concentration photovoltaic system
CN101975462A (en) * 2010-09-20 2011-02-16 张晋 Solar energy thermoelectric daylighting device with multiplied condensation

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Application publication date: 20110413