CN101957077A - Light-collecting solar water heater with parabolic light-concentrating cylindrical surface - Google Patents
Light-collecting solar water heater with parabolic light-concentrating cylindrical surface Download PDFInfo
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- CN101957077A CN101957077A CN2010105255687A CN201010525568A CN101957077A CN 101957077 A CN101957077 A CN 101957077A CN 2010105255687 A CN2010105255687 A CN 2010105255687A CN 201010525568 A CN201010525568 A CN 201010525568A CN 101957077 A CN101957077 A CN 101957077A
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- cylinder
- receiving mechanism
- salar light
- gathering receiving
- face
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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 discloses a light-collecting solar water heater with a parabolic light-concentrating cylindrical surface. By using the reflecting and focusing functions of the parabolic cylindrical surface, the device receives solar energy so as to greatly improve the receiving efficiency on solar energy and be used for collecting and receiving solar energy in the strong 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 parabolic cylinder optically focused face of cylinder daylighting solar water heater 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 luminous energy receiver of each Salar light-gathering receiving mechanism is made of a hollow heat pipe in the long straight 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 by 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 by a hot-water line
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 hollow heat pipe in the face of cylinder of each luminous energy receiver, the luminous energy that is radiated on the hollow heat pipe in the face of cylinder of each luminous energy receiver 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 hollow heat pipe in the face of cylinder that is radiated at each Salar light-gathering receiving mechanism, thereby has 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 parabolic cylinder reflective mirror has significantly improved the sun light intensity that is radiated on the luminous energy receiver, thereby significantly improved the photo-thermal conversion ratio of 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 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 luminous energy receiver 1-2-1 in Fig. 3, luminous energy receiver 1-2-1 is made 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 line 9-1-1, hollow heat pipe 5-6 lower end, the face of cylinder 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 hollow heat pipe 5-6 in the face of cylinder, the luminous energy that is radiated on the hollow heat pipe 5-6 in the face of cylinder 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 hollow heat pipe 5-6 in the face of cylinder, thereby 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. parabolic cylinder optically focused face of cylinder daylighting solar water heater, 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 hollow heat pipe in the long straight face of cylinder, it is characterized in that: 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 hollow heat pipe in the face of cylinder of each luminous energy receiver, the luminous energy that is radiated on the hollow heat pipe in the face of cylinder of each luminous energy receiver 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 hollow heat pipe in the face of cylinder that is radiated at each Salar light-gathering receiving mechanism, thereby has significantly improved the photo-thermal conversion ratio of each luminous energy receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105255687A CN101957077A (en) | 2010-10-25 | 2010-10-25 | Light-collecting solar water heater with parabolic light-concentrating cylindrical surface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105255687A CN101957077A (en) | 2010-10-25 | 2010-10-25 | Light-collecting solar water heater with parabolic light-concentrating cylindrical surface |
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| Publication Number | Publication Date |
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| CN101957077A true CN101957077A (en) | 2011-01-26 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010105255687A Pending CN101957077A (en) | 2010-10-25 | 2010-10-25 | Light-collecting solar water heater with parabolic light-concentrating cylindrical surface |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86205939U (en) * | 1986-08-13 | 1987-09-16 | 杨昌海 | Solar water heater with parabolic cylinder surface |
| CN2204035Y (en) * | 1994-06-29 | 1995-07-26 | 庄季康 | High efficiency solar energy water heater |
| CN2305622Y (en) * | 1997-04-17 | 1999-01-27 | 韩志刚 | Light-focasing device for solar vacuum heat collecting tube |
| CN2338701Y (en) * | 1998-04-16 | 1999-09-15 | 李喻薇 | Parabola mirror reflector type high efficiency solar energy heat collector |
| CN2554560Y (en) * | 2002-05-13 | 2003-06-04 | 陆昌新 | Solar boiler wift parabolic groove mirror |
| CN2864496Y (en) * | 2005-12-15 | 2007-01-31 | 北京市太阳能研究所有限公司 | Compound parabolic deflector plate solar energy water heater |
| CN201412984Y (en) * | 2009-01-06 | 2010-02-24 | 华洪林 | Parabolic reflector plate capable of tracking sunlight on heat collecting device of solar water heater |
-
2010
- 2010-10-25 CN CN2010105255687A patent/CN101957077A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN86205939U (en) * | 1986-08-13 | 1987-09-16 | 杨昌海 | Solar water heater with parabolic cylinder surface |
| CN2204035Y (en) * | 1994-06-29 | 1995-07-26 | 庄季康 | High efficiency solar energy water heater |
| CN2305622Y (en) * | 1997-04-17 | 1999-01-27 | 韩志刚 | Light-focasing device for solar vacuum heat collecting tube |
| CN2338701Y (en) * | 1998-04-16 | 1999-09-15 | 李喻薇 | Parabola mirror reflector type high efficiency solar energy heat collector |
| CN2554560Y (en) * | 2002-05-13 | 2003-06-04 | 陆昌新 | Solar boiler wift parabolic groove mirror |
| CN2864496Y (en) * | 2005-12-15 | 2007-01-31 | 北京市太阳能研究所有限公司 | Compound parabolic deflector plate solar energy water heater |
| CN201412984Y (en) * | 2009-01-06 | 2010-02-24 | 华洪林 | Parabolic reflector plate capable of tracking sunlight on heat collecting device of solar water heater |
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Open date: 20110126 |