CN102455069B - Solar water heater capable of lighting through parabolic cylinder and condensing light through parabolic cylinder - Google Patents
Solar water heater capable of lighting through parabolic cylinder and condensing light through parabolic cylinder Download PDFInfo
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- CN102455069B CN102455069B CN2010105255329A CN201010525532A CN102455069B CN 102455069 B CN102455069 B CN 102455069B CN 2010105255329 A CN2010105255329 A CN 2010105255329A CN 201010525532 A CN201010525532 A CN 201010525532A CN 102455069 B CN102455069 B CN 102455069B
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- light
- parabolic cylinder
- receiving mechanism
- gathering receiving
- heat pipe
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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 solar water heater capable of lighting through a parabolic cylinder and a light-condensing parabolic cylinder. The device receives solar energy through the light reflecting and focusing actions of a large planar reflector and a parabolic cylinder reflector, and can be used for greatly improving the solar energy receiving efficiency; and the solar water heater provided by the invention can be used for collecting and receiving solar energy under high-light and weak-light environments.
Description
Affiliated technical field:
The present invention relates to a kind of Application of Solar Energy technology, a kind of parabolic-cylinder light parabolic cylinder daylighting solar water heater that utilizes the parabolic-cylinder light principle to receive solar energy particularly, 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, or 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 etc., 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 at present solar energy industry technology competition 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, problems of concern the most when just becoming people and utilizing 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, but these apparatus structures are complicated, bulky, cost is high-leveled and difficult to be promoted at the solar domestic product.
Summary of the invention:
In order to overcome existing beam condensing unit complicated in mechanical structure, bulky, high cost shortcoming. 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 rectangular box, each Salar light-gathering receiving mechanism all consists of a large plane mirror, a parabolic cylinder reflective mirror and a light energy receiver
The large plane mirror of each Salar light-gathering receiving mechanism is parallel to each other, large plane mirror and the planar transparent cover plate of each Salar light-gathering receiving mechanism intersect 45° angle, the middle seat of each large plane mirror all has a long straight light entrance slit along its long side direction, the light entrance slit of each large plane mirror all and light entrance slit large plane mirror parallel with the long limit of the same of rectangular box is positioned on the same plane parallel with the planar transparent cover plate
The light energy receiver of each Salar light-gathering receiving mechanism is made of a hollow heat pipe of long straight parabolic cylinder, the lower end of the hollow heat pipe of parabolic cylinder of each light energy receiver communicates with water tank by a cold water pipe, the upper end of the hollow heat pipe of parabolic cylinder of each light energy receiver communicates with water tank by a hot-water line
The light energy receiver of each Salar light-gathering receiving mechanism is installed in the back side of reflective surface of the large plane mirror of this Salar light-gathering receiving mechanism, the opening of the hollow heat pipe of parabolic cylinder of the light energy receiver of each Salar light-gathering receiving mechanism is over against the reflective surface of the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism, the opening of the hollow heat pipe of parabolic cylinder of the light energy receiver of each Salar light-gathering receiving mechanism is over against the light entrance slit of the large plane mirror of this Salar light-gathering receiving mechanism, the focal line of the focal line of the hollow heat pipe of parabolic cylinder of the light energy receiver of each Salar light-gathering receiving mechanism and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps, the light entrance slit of the focal line of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism and the large plane mirror of this Salar light-gathering receiving mechanism overlaps, the plane of symmetry of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism and the large plane mirror of this Salar light-gathering receiving mechanism intersect 45° angle
When sunshine during perpendicular to the incident of planar transparent cover plate, incident ray by each Salar light-gathering receiving mechanism large plane mirror and the reflect focalization of parabolic cylinder reflective mirror after can both pass large plane mirror the light entrance slit be radiated on the hollow heat pipe of parabolic cylinder of each light energy receiver, the luminous energy that is radiated on the hollow heat pipe of parabolic cylinder is converted to heat energy by the hollow heat pipe of parabolic cylinder
Because of the focus of the parabolic cylinder reflective mirror of the focus of the hollow heat pipe of parabolic cylinder of the light energy receiver of each Salar light-gathering receiving mechanism and this Salar light-gathering receiving mechanism overlap and the opening of the hollow heat pipe of this parabolic cylinder over against the reflective surface of this parabolic cylinder reflective mirror, therefore the parallel rays that reflects on the hollow heat pipe of parabolic cylinder of the light energy receiver of each Salar light-gathering receiving mechanism is radiated on the hollow heat pipe of parabolic cylinder of each light energy receiver again through the reflection of the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism, therefore the luminous energy major part that is radiated on the hollow heat pipe of parabolic cylinder of each light energy receiver changes heat energy into, has significantly improved the photo-thermal conversion ratio of each light 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 each light energy receiver, thereby significantly improved the photo-thermal conversion ratio of each light energy receiver, realized that higher photo-thermal conversion ratio is arranged under the environment of 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 large plane mirror 1-1-1 and parabolic cylinder reflective mirror 1-2-1 and light energy receiver 1-3-1 has been installed in rectangular box 3-1, the Salar light-gathering receiving mechanism two that is consisted of by large plane mirror 1-1-2 and parabolic cylinder reflective mirror 1-2-2 and light energy receiver 1-3-2, the Salar light-gathering receiving mechanism three that is consisted of by large plane mirror 1-1-3 and parabolic cylinder reflective mirror 1-2-3 and light energy receiver 1-3-3, the Salar light-gathering receiving mechanism four that is consisted of by large plane mirror 1-1-4 and parabolic cylinder reflective mirror 1-2-4 and light energy receiver 1-3-4, the Salar light-gathering receiving mechanism five that is consisted of by large plane mirror 1-1-5 and parabolic cylinder reflective mirror 1-2-5 and light 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 large plane mirrors all has a long straight light entrance slit along its long side direction, the light entrance slit of above-mentioned five large plane mirrors all and light entrance slit each large plane mirror parallel with the long limit of rectangular box 3-1 is positioned on the same plane parallel with planar transparent cover plate 4-1, the reflective plane of above-mentioned five large plane mirrors and planar transparent cover plate 4-1 intersect 45° angle
Provided the structure of the first Salar light-gathering receiving mechanism among Fig. 3, the first Salar light-gathering receiving mechanism is made of large plane mirror 1-1-1, parabolic cylinder reflective mirror 1-2-1 and light energy receiver 1-3-1 in Fig. 3, light energy receiver 1-3-1 is made of a hollow heat pipe 5-5 of parabolic cylinder, the lower end of the hollow heat pipe 5-5 of parabolic cylinder communicates with water tank 8-1 by cold water pipe 9-1-2, the upper end of the hollow heat pipe 5-5 of parabolic cylinder communicates with water tank 8-1 by hot-water line 9-1-1
Light energy receiver 1-3-1 is installed in the back side of the reflective surface of this large plane mirror 1-1-1, the opening of the hollow heat pipe 5-5 of parabolic cylinder is over against the reflective surface of parabolic cylinder reflective mirror 1-2-1, the opening of the hollow heat pipe 5-5 of parabolic cylinder is over against the light entrance slit of large plane mirror 1-1-1, the focal line of the focal line of the hollow heat pipe 5-5 of parabolic cylinder and parabolic cylinder reflective mirror 1-2-1 overlaps, the focal line of parabolic cylinder reflective mirror 1-2-1 overlaps with the light entrance slit of large plane mirror 1-1-1, the plane of symmetry of parabolic cylinder reflective mirror 1-2-1 intersects 45° angle with large plane mirror 1-1-1
When sunshine during perpendicular to planar transparent cover plate 4-1 incident, the light entrance slit that can both pass large plane mirror 1-1-1 behind the reflect focalization of incident ray by large plane mirror 1-1-1 and parabolic cylinder reflective mirror 1-2-1 is radiated on the hollow heat pipe 5-5 of parabolic cylinder, the luminous energy that is radiated on the hollow heat pipe 5-5 of parabolic cylinder is converted to heat energy by the hollow heat pipe 5-5 of parabolic cylinder
The focus of the focus of the hollow heat pipe 5-5 of parabolic cylinder and parabolic cylinder reflective mirror 1-2-1 overlaps, the opening of the hollow heat pipe 5-5 of this parabolic cylinder is over against the reflective surface of parabolic cylinder reflective mirror 1-2-1, therefore the parallel rays of the upper reflection of the hollow heat pipe 5-5 of parabolic cylinder is radiated on the hollow heat pipe 5-5 of parabolic cylinder again through the reflection of parabolic cylinder reflective mirror 1-2-1, therefore the luminous energy major part that is radiated on the hollow heat pipe 5-5 of parabolic cylinder changes heat energy into, has therefore significantly improved the photo-thermal conversion ratio of light energy receiver 1-3-1.The structure of the light energy receiver of each Salar light-gathering receiving mechanism, every size and luminous energy reception process are identical with light energy receiver 1-3-1.
Claims (1)
1. parabolic-cylinder light parabolic 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 consist of, a plurality of Salar light-gathering receiving mechanisms have been installed in rectangular box, each Salar light-gathering receiving mechanism is all by a large plane mirror, a parabolic cylinder reflective mirror and a light energy receiver consist of, the light energy receiver of each Salar light-gathering receiving mechanism is made of a hollow heat pipe of long straight parabolic cylinder, it is characterized in that: the light energy receiver of each Salar light-gathering receiving mechanism is installed in the back side of reflective surface of the large plane mirror of this Salar light-gathering receiving mechanism, the opening of the hollow heat pipe of parabolic cylinder of the light energy receiver of each Salar light-gathering receiving mechanism is over against the reflective surface of the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism, the opening of the hollow heat pipe of parabolic cylinder of the light energy receiver of each Salar light-gathering receiving mechanism is over against the light entrance slit of the large plane mirror of this Salar light-gathering receiving mechanism, the focal line of the focal line of the hollow heat pipe of parabolic cylinder of the light energy receiver of each Salar light-gathering receiving mechanism and the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism overlaps, the light entrance slit of the focal line of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism and the large plane mirror of this Salar light-gathering receiving mechanism overlaps, the plane of symmetry of the parabolic cylinder reflective mirror of each Salar light-gathering receiving mechanism and the large plane mirror of this Salar light-gathering receiving mechanism intersect 45° angle
When sunshine during perpendicular to the incident of planar transparent cover plate, incident ray by each Salar light-gathering receiving mechanism large plane mirror and the reflect focalization of parabolic cylinder reflective mirror after can both pass large plane mirror the light entrance slit be radiated on the hollow heat pipe of parabolic cylinder of each light energy receiver, the luminous energy that is radiated on the hollow heat pipe of parabolic cylinder is converted to heat energy by the hollow heat pipe of parabolic cylinder
Because of the focus of the parabolic cylinder reflective mirror of the focus of the hollow heat pipe of parabolic cylinder of the light energy receiver of each Salar light-gathering receiving mechanism and this Salar light-gathering receiving mechanism overlap and the opening of the hollow heat pipe of this parabolic cylinder over against the reflective surface of this parabolic cylinder reflective mirror, therefore the parallel rays that reflects on the hollow heat pipe of parabolic cylinder of the light energy receiver of each Salar light-gathering receiving mechanism is radiated on the hollow heat pipe of parabolic cylinder of each light energy receiver again through the reflection of the parabolic cylinder reflective mirror of this Salar light-gathering receiving mechanism, therefore the luminous energy major part that is radiated on the hollow heat pipe of parabolic cylinder of each light energy receiver changes heat energy into, has significantly improved the photo-thermal conversion ratio of each light energy receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105255329A CN102455069B (en) | 2010-10-25 | 2010-10-25 | Solar water heater capable of lighting through parabolic cylinder and condensing light through parabolic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105255329A CN102455069B (en) | 2010-10-25 | 2010-10-25 | Solar water heater capable of lighting through parabolic cylinder and condensing light through parabolic cylinder |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102455069A CN102455069A (en) | 2012-05-16 |
| CN102455069B true CN102455069B (en) | 2013-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010105255329A Expired - Fee Related CN102455069B (en) | 2010-10-25 | 2010-10-25 | Solar water heater capable of lighting through parabolic cylinder and condensing light through parabolic cylinder |
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Family Cites Families (4)
| 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 |
| JP2005076967A (en) * | 2003-08-29 | 2005-03-24 | Sanden Corp | Solar heat collection device |
| CN201412975Y (en) * | 2009-02-18 | 2010-02-24 | 赵风雏 | Mobile type solar energy water boiling stove |
| CN201875956U (en) * | 2010-10-25 | 2011-06-22 | 北京印刷学院 | Parabolic cylinder spotlighting parabolic cylinder lighting solar water heater |
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- 2010-10-25 CN CN2010105255329A patent/CN102455069B/en not_active Expired - Fee Related
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| CN102455069A (en) | 2012-05-16 |
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Granted publication date: 20130320 Termination date: 20131025 |