CN102455065B - Solar water heater with revolute paraboloid closed cavity for multiplying lighting and concentrating - Google Patents
Solar water heater with revolute paraboloid closed cavity for multiplying lighting and concentrating Download PDFInfo
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- CN102455065B CN102455065B CN2010105241576A CN201010524157A CN102455065B CN 102455065 B CN102455065 B CN 102455065B CN 2010105241576 A CN2010105241576 A CN 2010105241576A CN 201010524157 A CN201010524157 A CN 201010524157A CN 102455065 B CN102455065 B CN 102455065B
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- light
- paraboloid
- revolution
- receiving mechanism
- reflective mirror
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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 with a revolute paraboloid closed cavity for multiplying lighting and concentrating, which can receive solar energy through reflecting and focusing effect of a revolute paraboloid and the solar energy receiving efficiency can be greatly improved, so as to realize to collect and receive the solar energy under high light and low light environments.
Description
Affiliated technical field:
The present invention relates to a kind of Application of Solar Energy technology, a kind of paraboloid of revolution closed housing daylighting optically focused multiplication solar water heater that utilizes the rotary paraboloid light-gathering principle to receive solar energy particularly, 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, 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 solar energy industry technology competition at present is mainly 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 on 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, a water tank has been installed above rectangular box, be stamped a planar transparent cover plate on rectangular box, the planar transparent cover plate is enclosed in each Salar light-gathering receiving mechanism in 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 light energy receiver, the opening of the paraboloid of revolution reflective mirror of each Salar light-gathering receiving mechanism is over against the planar transparent cover plate, the light energy receiver of each Salar light-gathering receiving mechanism is arranged on the focus of paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism.
The light energy receiver of each Salar light-gathering receiving mechanism is made of a hollow heat conduction cavity of the paraboloid of revolution, a taper seat reflective mirror and a hemisphere face transparent light guide lid, the top of taper seat reflective mirror has a light incident circular hole, each hollow heat conduction cavity of the paraboloid of revolution of organizing light energy receiver all is serially connected by a heat pipe, each the group heat pipe pass through hot-water line and cold water pipe communicates with water tank
the focus of the focus of the hollow heat conduction cavity of the paraboloid of revolution of each Salar light-gathering receiving mechanism light energy receiver and the paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism overlaps, the opening of the hollow heat conduction cavity of the paraboloid of revolution of each Salar light-gathering receiving mechanism light energy receiver is over against the reflecting surface of the paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism, the symmetry axis of the symmetry axis of the hollow heat conduction cavity of the paraboloid of revolution of each Salar light-gathering receiving mechanism light energy receiver and the paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism overlaps, the taper seat reflective mirror of the light energy receiver of each Salar light-gathering receiving mechanism covers the opening part at the hollow heat conduction cavity of the paraboloid of revolution of this light energy receiver closely, the focus of the center of circle of the light incident circular hole of the taper seat reflective mirror of the light energy receiver of each Salar light-gathering receiving mechanism and the paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism overlaps, the hemisphere face transparent light guide of the light energy receiver of each Salar light-gathering receiving mechanism is covered on the light incident circular hole of the taper seat reflective mirror of this light energy receiver and the focus of the paraboloid of revolution reflective mirror of the centre of sphere of this hemisphere face transparent light guide lid and this Salar light-gathering receiving mechanism overlaps, the hemisphere face transparent light guide lid of each light energy receiver, the hollow heat conduction cavity of the paraboloid of revolution and taper seat reflective mirror consist of a closed cavities
when sunshine during perpendicular to the incident of planar transparent cover plate, the light incident circular hole that reflection by each paraboloid of revolution reflective mirror makes reflection ray pass the taper seat reflective mirror of each light energy receiver is radiated on the hollow heat conduction cavity of the paraboloid of revolution of each light energy receiver, the luminous energy that is radiated on the hollow heat conduction cavity of the paraboloid of revolution is converted to heat energy by the hollow heat conduction cavity of the paraboloid of revolution, reflection ray on the hollow heat conduction cavity of each paraboloid of revolution is through the reflection of the taper seat reflective mirror of each light energy receiver, again be radiated on the hollow heat conduction cavity of the paraboloid of revolution, further improved the photo-thermal conversion ratio of each light energy receiver, hemisphere face transparent light guide lid because of each light energy receiver, the hollow heat conduction cavity of the paraboloid of revolution and taper seat reflective mirror consist of a closed cavities, and the light incident circular hole of taper seat reflective mirror is very little, the luminous energy major part in closed cavities that enters each light incident circular hole changes heat energy into, therefore 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 paraboloid of revolution 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 present invention.
Fig. 4 is the schematic diagram of the paraboloid of revolution.
In the paraboloid of revolution pie graph of Fig. 4: 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:
in Fig. 1 and Fig. 2, 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, be stamped a planar transparent cover plate 4-1 on rectangular box 3-1, planar transparent cover plate 4-1 is enclosed in each Salar light-gathering receiving mechanism in 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 light energy receiver, the opening of the paraboloid of revolution reflective mirror of each Salar light-gathering receiving mechanism is over against planar transparent cover plate 3-1, the light energy receiver of each Salar light-gathering receiving mechanism is arranged on the focus of paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism.
Provided the structure of the first Salar light-gathering receiving mechanism in Fig. 3, the first Salar light-gathering receiving mechanism is made of paraboloid of revolution 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 conduction cavity of paraboloid of revolution 5-9, taper seat reflective mirror 7-9 and hemisphere face transparent light guide lid 6-9, the hollow heat conduction cavity of paraboloid of revolution 5-9 communicates with water tank 8-1 by heat pipe 9-1-3, cold water pipe 9-1-2 and hot-water line 9-1-1
the focus of the hollow heat conduction cavity of paraboloid of revolution 5-9 and the focus of paraboloid of revolution reflective mirror 1-1-1 overlap, the opening of the hollow heat conduction cavity of paraboloid of revolution 5-9 is over against the reflecting surface of paraboloid of revolution reflective mirror 1-1-1, the symmetry axis of the hollow heat conduction cavity of paraboloid of revolution 5-9 and the symmetry axis of paraboloid of revolution reflective mirror 1-1-1 overlap, taper seat reflective mirror 7-9 covers the opening part at the hollow heat conduction cavity of paraboloid of revolution 5-9 closely, the center of circle of the light incident circular hole of taper seat reflective mirror 7-9 and the focus of paraboloid of revolution reflective mirror 1-1-1 overlap, hemisphere face transparent light guide lid 6-9 covers on the light incident circular hole of taper seat reflective mirror 7-9, the centre of sphere of hemisphere face transparent light guide lid 6-9 and the focus of paraboloid of revolution reflective mirror 1-1-1 overlap, hemisphere face transparent light guide lid 6-9, the paraboloid of revolution hollow heat conduction cavity 5-9 and taper seat reflective mirror 7-9 consist of a closed cavities,
when sunshine during perpendicular to planar transparent cover plate 4-1 incident, the light incident circular hole that reflection by paraboloid of revolution reflective mirror 1-1-1 makes reflection ray pass taper seat reflective mirror 7-9 is radiated on the hollow heat conduction cavity of paraboloid of revolution 5-9, the luminous energy that is radiated on the hollow heat conduction cavity of paraboloid of revolution 5-9 is converted to heat energy by the hollow heat conduction cavity of paraboloid of revolution 5-9, the parallel rays of the reflection on the hollow heat conduction cavity of paraboloid of revolution 5-9 is through the reflection of taper seat reflective mirror 7-9, again be radiated on the hollow heat conduction cavity of paraboloid of revolution 5-9, further improved the photo-thermal conversion ratio of light energy receiver 1-2-1, because of hemisphere face transparent light guide lid 6-9, the paraboloid of revolution hollow heat conduction cavity 5-9 and taper seat reflective mirror 7-9 consist of a closed cavities, and the light incident circular hole of taper seat reflective mirror 7-9 is very little, the luminous energy major part in closed cavities that enters light incident circular hole changes heat energy into, therefore significantly improved the photo-thermal conversion ratio of light energy receiver 1-2-1, the structure of above-mentioned each Salar light-gathering receiving mechanism, every size is identical with the first Salar light-gathering receiving mechanism with the luminous energy reception process.
Claims (1)
1. paraboloid of revolution closed housing daylighting optically focused multiplication 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, each Salar light-gathering receiving mechanism all is made of a paraboloid of revolution reflective mirror and a light energy receiver, the opening of the paraboloid of revolution reflective mirror of each Salar light-gathering receiving mechanism is over against the planar transparent cover plate, the light energy receiver of each Salar light-gathering receiving mechanism is arranged on the focus of paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism, it is characterized in that: the light energy receiver of each Salar light-gathering receiving mechanism is by a hollow heat conduction cavity of the paraboloid of revolution, a taper seat reflective mirror and a hemisphere face transparent light guide lid consist of, the top of taper seat reflective mirror has a light incident circular hole, the hollow heat conduction cavity of the paraboloid of revolution of light energy receiver that forms each Salar light-gathering receiving mechanism of a group all is serially connected by a heat pipe, each heat pipe communicates with water tank by hot-water line and cold water pipe, the focus of the focus of the hollow heat conduction cavity of the paraboloid of revolution of each Salar light-gathering receiving mechanism light energy receiver and the paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism overlaps, the opening of the hollow heat conduction cavity of the paraboloid of revolution of each Salar light-gathering receiving mechanism light energy receiver is over against the reflecting surface of the paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism, the symmetry axis of the symmetry axis of the hollow heat conduction cavity of the paraboloid of revolution of each Salar light-gathering receiving mechanism light energy receiver and the paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism overlaps, the taper seat reflective mirror of the light energy receiver of each Salar light-gathering receiving mechanism covers the opening part at the hollow heat conduction cavity of the paraboloid of revolution of this light energy receiver closely, the focus of the center of circle of the light incident circular hole of the taper seat reflective mirror of the light energy receiver of each Salar light-gathering receiving mechanism and the paraboloid of revolution reflective mirror of this Salar light-gathering receiving mechanism overlaps, the hemisphere face transparent light guide of the light energy receiver of each Salar light-gathering receiving mechanism is covered on the light incident circular hole of the taper seat reflective mirror of this light energy receiver and the focus of the paraboloid of revolution reflective mirror of the centre of sphere of this hemisphere face transparent light guide lid and this Salar light-gathering receiving mechanism overlaps, the hemisphere face transparent light guide lid of each light energy receiver, the hollow heat conduction cavity of the paraboloid of revolution and taper seat reflective mirror consist of a closed cavities.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105241576A CN102455065B (en) | 2010-10-25 | 2010-10-25 | Solar water heater with revolute paraboloid closed cavity for multiplying lighting and concentrating |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105241576A CN102455065B (en) | 2010-10-25 | 2010-10-25 | Solar water heater with revolute paraboloid closed cavity for multiplying lighting and concentrating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102455065A CN102455065A (en) | 2012-05-16 |
| CN102455065B true CN102455065B (en) | 2013-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010105241576A Expired - Fee Related CN102455065B (en) | 2010-10-25 | 2010-10-25 | Solar water heater with revolute paraboloid closed cavity for multiplying lighting and concentrating |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3841302A (en) * | 1974-02-06 | 1974-10-15 | Wormser Scient Corp | Solar energy system for a building |
| US4313024A (en) * | 1977-04-05 | 1982-01-26 | Horne William E | Conversion of solar to electrical energy |
| CN101191672A (en) * | 2006-11-22 | 2008-06-04 | 上海久能能源科技发展有限公司 | Light-focusing type solar water heater |
| CN201885428U (en) * | 2010-09-30 | 2011-06-29 | 北京印刷学院 | Solar-energy water heater collecting and concentrating light through hemispherical surface of closed cavity |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6818818B2 (en) * | 2002-08-13 | 2004-11-16 | Esmond T. Goei | Concentrating solar energy receiver |
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2010
- 2010-10-25 CN CN2010105241576A patent/CN102455065B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3841302A (en) * | 1974-02-06 | 1974-10-15 | Wormser Scient Corp | Solar energy system for a building |
| US4313024A (en) * | 1977-04-05 | 1982-01-26 | Horne William E | Conversion of solar to electrical energy |
| CN101191672A (en) * | 2006-11-22 | 2008-06-04 | 上海久能能源科技发展有限公司 | Light-focusing type solar water heater |
| CN201885428U (en) * | 2010-09-30 | 2011-06-29 | 北京印刷学院 | Solar-energy water heater collecting and concentrating light through hemispherical surface of closed cavity |
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| Publication number | Publication date |
|---|---|
| CN102455065A (en) | 2012-05-16 |
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Granted publication date: 20130619 Termination date: 20131025 |