CN2847686Y - Light focusing heat collecting type solar energy temperature differential generator - Google Patents
Light focusing heat collecting type solar energy temperature differential generator Download PDFInfo
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- CN2847686Y CN2847686Y CNU2005201205630U CN200520120563U CN2847686Y CN 2847686 Y CN2847686 Y CN 2847686Y CN U2005201205630 U CNU2005201205630 U CN U2005201205630U CN 200520120563 U CN200520120563 U CN 200520120563U CN 2847686 Y CN2847686 Y CN 2847686Y
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Abstract
The utility model discloses a light focusing heat collecting type solar energy thermoelectric generating device. In the utility model, focused solar light is utilized to collect heat and generate high temperature so that temperature difference is generated on both ends of a semiconductor thermoelectric generator in which the principle of the Seebeck effect is used. The structure of the utility model comprises a light-focusing cover, a light-focusing cover bracket, the thermoelectric generator, a focus supporting rod, a water storage tank bracket, a pipeline, a water storage tank, etc., wherein the thermoelectric generator is composed of a semiconductor thermobattery, a nickel-chromium film layer, a transparent glass cover plate, a cooling water passage, a reflection layer and a frame. The utility model provides a civil and high-efficiency pathway device by utilizing solar energy to generate electricity and has the advantages of simple structure and low cost, and the cost is cheaper than the cost of a device which is commonly used in the market and is used for focusing the solar light on a solar battery to generate the electricity. The utility model not only provides electrical energy, but also supplies hot water for daily life.
Description
Technical field
The utility model relates to a kind of device of solar generating, relates to a kind of light focusing heat collecting type solar energy temperature difference generating set particularly.
Technical background
Could produce bigger power when at present the temperature difference that requires of thermo-electric generation is big, so thermoelectric cell a spot of cogeneration or the low power Blast Furnace Top Gas Recovery Turbine Unit (TRT) of being applied to of generation mode as a supplement.Because the energy density of solar energy does not reach the temperature difference requirement of semiconductor temperature difference battery for a short time, solar energy only is limited to thermo-mechanical power generation and solar cell power generation is used, so thermoelectric cell seldom is utilized on solar energy generation technology.
Summary of the invention
The purpose of this utility model is to provide a kind of novel concentrator heat collection type solar temperature difference electricity generation device, this Blast Furnace Top Gas Recovery Turbine Unit (TRT) can overcome the little shortcoming of solar energy density, make the semiconductor temperature difference battery applications on the field of solar power generation, simple in structure, with low cost, extensively practical, except electric energy is provided, can also provide life hot water.
The technical solution of the utility model is: the light focusing heat collecting type solar energy temperature difference generating set is made up of snoot, cooling system and thermoelectric generator, and thermoelectric generator comprises semiconductor temperature difference battery, cooling-water duct; Snoot is fixed by the snoot support, is connected with the pole of feeling terribly worried in snoot reflecting surface center; The other end of pole of feeling terribly worried is being fixed thermoelectric generator; Cooling system is made up of water storage tank, water storage tank support, cocycle pipeline, following circulating line, heat supply water pipe and feed pipe, the water storage tank support is water storage tank fixedly, the water storage tank height is higher than thermoelectric generator, upper circular tube connects the cooling-water duct delivery port of thermoelectric generator, and following circulation pipe connects the cooling-water duct water inlet of thermoelectric generator.
Thermoelectric generator is made up of semiconductor temperature difference battery, nickel chromium triangle rete, clear glass cover plate, cooling-water duct, reflector and framework, the semiconductor temperature difference battery is by N type and P type semiconductor, the contact electrode of a plurality of mutual arrangements and clamp heating surface and the normal temperature face that the potsherd of semiconductor, contact electrode makes and form, and can be coated with the nickel chromium triangle rete on the heating surface.Between heating surface and the clear glass cover plate sealed hollow being arranged, is vacuum environment in the chamber.The normal temperature face is equipped with cooling-water duct on its surface, layer of metal material reflector is added a cover in the cooling-water duct top, also can be provided with the vacuum sealing cavity between reflector and the clear glass cover plate, framework is fixed semiconductor temperature difference battery, nickel chromium triangle rete, clear glass cover plate, cooling-water duct, reflector encapsulation.
The cooling-water duct of thermoelectric generator is preferably snake type copper pipe.
Snoot adopts the parabolic reflector can be on the hot spot of solar light focusing to a small size, and the temperature of hot spot can be up to more than the hundreds of degree centigrade; And according to Seebeck effect, with the end of two kinds of dissimilar thermo-electric converting material N and P in conjunction with and be placed on the condition of high temperature, other end open circuit and when giving low temperature, the thermal excitation effect of temperature end is stronger, hole and electron concentration are also than low-temperature end height, under the driving of this carrier concentration gradient, hole and electronics spread to low-temperature end, thereby form electrical potential difference at the low temperature open end; The temperature gradient at two ends is big more, and the thermoelectromotive force of generation is just big more, and under the constant situation of interior resistance, the power of generating is also just big more.Therefore be in the position of hot spot at the heating surface when thermoelectric generator, and the normal temperature face exists owing to water-cooled, temperature is in 100 ℃, temperature gradient can reach hundreds of degree centigrade, under high like this temperature gradient, thermoelectric generator can carry out high power output, reaches the purpose of high-power generating.Adopt single parabolic reflector to carry out focus reflection and can reduce the luminous energy loss.Again can so that the reflector towards the sun, the energy of absorption portion in water, makes coolant-temperature gage reach the target that life is used by heat transfer process.
The utility model light focusing heat collecting type solar energy temperature difference generating set is to utilize to focus on to produce the Blast Furnace Top Gas Recovery Turbine Unit (TRT) that high temperature, boiler water circulation cooling generation low temperature and Seebeck effect principle are generated electricity, and it mainly has the following advantages:
(1) the light focusing heat collecting type solar energy temperature difference generating set provides the approach that utilizes solar power generation of an easy civil nature.
(2) the utility model movement-less part, natural recirculating type is adopted in cooling, and cooling water can be used as the domestic hot-water and uses.
(3) be not subjected to regional restriction, applied range, midget plant can be applicable in the wind and solar hybrid generating system, and be free from environmental pollution, has environmental-protection function.
(4) the utility model is simple in structure, and technology is easy, and is cheap.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the section of structure of the thermoelectric generator among Fig. 1;
1, support, 2, snoot, 3, thermoelectric generator, 4, water storage tank, 5, water storage tank support, 6, sunlight, 7, ground, 8, the cocycle water pipe, 9, following circulating water pipe, 10, the heat supply water pipe, 11, feed pipe, 12, the pole of feeling terribly worried, 13, semiconductor temperature difference battery, 31, heating surface, 32, the normal temperature face, 33, contact electrode, 34, nickel chromium triangle rete, 35, the reflector, 36, cooling-water duct, 37, vacuum sealing cavity, 38, the clear glass cover plate, 39, framework.
Embodiment
As shown in Figure 1, the utility model embodiment light focusing heat collecting type solar energy temperature difference generating set comprises snoot 2, thermoelectric generator 3 and cooling system.The composition of thermoelectric generator 3 as shown in Figure 2, the core components and parts of thermoelectric generator are semiconductor temperature differential generating ponds 13, wherein arrange mutually and form by the particle of many N types and P type semiconductor, form a complete line and be connected with general conductor between the NP, normally contact electrode 33, it can be copper, aluminium or other metallic conductors, as heating surface 31 and normal temperature face 32 semiconductor is clamped respectively with two potsherds at last; Because (the spectrum average reflectance of 380nm～780nm) therefore plates the bigger resistant to elevated temperatures nickel chromium triangle rete 34 of one deck absorptivity than higher to pottery on heating surface 31 potteries, both are together as the heating end of thermoelectric generator 3 in the visible region; For reducing the air-cooled of external environment, the vacuum sealing cavity 37 of a sealing is arranged between heating surface 31 and the clear glass cover plate 38; Because the surperficial normal temperature face of another of thermoelectric cell 13 32 is towards the sun, for guaranteeing that its temperature is in the state of low temperature, except that be equipped with snake type copper pipe cooling-water duct 36 at normal temperature face 32, also add a cover layer of metal material reflector 35 above cooling-water duct 36, reflector 35 can be that copper coin or aluminium sheet are made; Also be provided with vacuum sealing cavity 37 between reflector 35 and the clear glass cover plate 38, clear glass cover plate 38 shields; Last framework 39 is fixed semiconductor temperature difference battery 13, nickel chromium triangle rete 34, clear glass cover plate 38, cooling-water duct 36, reflector 35 encapsulation.The snoot 2 of light focusing heat collecting type solar energy temperature difference generating set is fixed on the snoot support 1, assembles sunlight 6, and snoot 2 reflecting surface centers are connected with the pole 12 of feeling terribly worried, and the other end of the pole 12 of feeling terribly worried is being fixed thermoelectric generator 3; Cooling system is made up of water storage tank 4, water storage tank support 5 and upper circular tube 8 and following circulation pipe 9, water storage tank support 5 is water storage tank 4 fixedly, make water storage tank 4 highly be higher than thermoelectric generator 3, upper circular tube 8 connects the delivery port of the cooling-water duct 36 of thermoelectric generator 3, and following circulation pipe 9 connects cooling-water duct 36 water inlets of thermoelectric generator 3.
When sunlight 6 impinges upon on the snoot 2, reflected by snoot 2, focus on the hot spot, use the pole 12 of feeling terribly worried that the heating surface 31 of thermoelectric generator 3 just in time is fixed on the position of hot spot, heated by hot spot; The normal temperature face 32 of thermoelectric generator 3 is owing to cover upward cooling-water duct 36, cooling water is received cooling-water duct 36 access interfaces of thermoelectric generator 3 in the water storage tank 4 of cooling system by cocycle water pipe 8 and following circulating water pipe 9, carry out heat exchange for 36 li at cooling-water duct, the cooling water heating temperature raises, with water generates density contrast in the water storage tank 4 and form the thermal siphon pressure head of system, make hot water enter water storage tank 4 for 8 liters by the cocycle water pipe 36 li of cooling-water ducts, and the water density of water storage tank 4 bottoms is bigger, and cold water then enters the cooling-water duct 36 of thermoelectric generator 3 along following circulating water pipe 9; Through after a while, form tangible thermal stratification in the water storage tank 4, the water temperature on top is higher, can provide the domestic hot-water by heat supply water pipe 10, when using, replenishes cold water for water storage tank 4 bottoms by feed pipe 11.
Claims (6)
1, a kind of light focusing heat collecting type solar energy temperature difference generating set is characterized in that: described Blast Furnace Top Gas Recovery Turbine Unit (TRT) is made up of snoot (2), cooling system and thermoelectric generator (3), and thermoelectric generator (3) comprises semiconductor temperature difference battery (13), cooling-water duct (36); Snoot (2) is fixing by snoot support (1), is welded with the pole of feeling terribly worried (12) in snoot (2) reflecting surface center; The other end of pole (12) of feeling terribly worried is being fixed thermoelectric generator (3); Cooling system is made up of water storage tank (4), water storage tank support (5), cocycle pipeline (8), following circulating line (9), heat supply water pipe (10) and feed pipe (11), water storage tank support (5) is water storage tank (4) fixedly, water storage tank (4) highly is higher than thermoelectric generator (3), upper circular tube (8) connects cooling-water duct (36) delivery port of thermoelectric generator (3), and following circulation pipe (9) connects the water inlet of the cooling-water duct (36) of thermoelectric generator (3).
2, light focusing heat collecting type solar energy temperature difference generating set according to claim 1, the semiconductor temperature difference battery (13) that it is characterized in that thermoelectric generator (3) are by a plurality of N types and P type semiconductor, contact electrode (33) and clamp heating surface (31) and the normal temperature face (32) that the potsherd of semiconductor, contact electrode makes and form.
3, light focusing heat collecting type solar energy temperature difference generating set according to claim 2 is characterized in that being coated with nickel chromium triangle rete (34) on the heating surface (31) of semiconductor temperature difference battery (13).
4, light focusing heat collecting type solar energy temperature difference generating set according to claim 3 is characterized in that on the heating surface (31) of the semiconductor temperature difference battery (13) in the thermoelectric generator (3) vacuum sealing cavity (37), clear glass cover plate (38) being arranged successively; Be provided with cooling-water duct (36), reflector (35), clear glass cover plate (38) on the normal temperature face (32) successively; Framework (39) is fixed semiconductor temperature difference battery (13), nickel chromium triangle rete (34), clear glass cover plate (38), reflector (35), cooling-water duct (36) encapsulation.
5, light focusing heat collecting type solar energy temperature difference generating set according to claim 4 is characterized in that being provided with vacuum sealing cavity (37) between reflector (35) on the normal temperature face (32) and the clear glass cover plate (38).
6,, it is characterized in that described cooling-water duct (36) is snakelike copper pipe according to the arbitrary described light focusing heat collecting type solar energy temperature difference generating set of claim 1-5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2005201205630U CN2847686Y (en) | 2005-12-19 | 2005-12-19 | Light focusing heat collecting type solar energy temperature differential generator |
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| CNU2005201205630U CN2847686Y (en) | 2005-12-19 | 2005-12-19 | Light focusing heat collecting type solar energy temperature differential generator |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101826819A (en) * | 2010-04-09 | 2010-09-08 | 北京天普太阳能工业有限公司 | Solar energy-utilizing device capable of synchronously generating and outputting electric energy and thermal energy |
| CN101963402A (en) * | 2010-10-25 | 2011-02-02 | 北京印刷学院 | Solar hot water generating device with secondary reflection parabolic cylinder light-condensing cylindrical surface for light collecting |
| CN101976988A (en) * | 2010-10-27 | 2011-02-16 | 广州市碧日能源科技有限公司 | Temperature difference generating hot water system with solar energy photo-thermal semiconductor |
| WO2011150849A1 (en) * | 2010-06-01 | 2011-12-08 | Huang Chien-Wen | Conical light focusing system |
| CN102287923A (en) * | 2011-06-24 | 2011-12-21 | 中国科学院广州能源研究所 | Solar heat-electricity-gas three-supply system and method |
| CN102437797A (en) * | 2011-12-16 | 2012-05-02 | 华中科技大学 | Light-gathering solar thermoelectric power generation device |
| CN101599722B (en) * | 2008-10-28 | 2012-12-19 | 许骏 | Solar power generation apparatus and method thereof |
| CN103644659A (en) * | 2013-12-11 | 2014-03-19 | 李贻曦 | Zooming type solar thermoelectricity accumulator |
| CN103983030A (en) * | 2014-05-30 | 2014-08-13 | 西安交通大学 | Solar co-generation tube |
| US9263660B2 (en) | 2009-02-20 | 2016-02-16 | Tsinghua University | Generator |
| CN106531875A (en) * | 2016-10-19 | 2017-03-22 | 天津大学 | Light absorbing material layer for thermal energy collection of micro thermoelectric battery and manufacture method of light absorbing material layer |
| CN109245615A (en) * | 2018-11-05 | 2019-01-18 | 中国矿业大学(北京) | A kind of solar energy temperature difference combined power generation device based on lunar environment |
| CN110138277A (en) * | 2019-05-16 | 2019-08-16 | 中国矿业大学 | A kind of temperature difference electricity generation device based on radiation refrigeration and efficient absorption solar energy |
| CN111238065A (en) * | 2018-11-28 | 2020-06-05 | 黄淳权 | Solar device and base load type power generation system |
| CN115603658A (en) * | 2022-11-04 | 2023-01-13 | 北京民利储能技术有限公司（Cn） | Photoelectric and thermal integrated device utilizing light energy efficiently |
-
2005
- 2005-12-19 CN CNU2005201205630U patent/CN2847686Y/en not_active Expired - Lifetime
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101599722B (en) * | 2008-10-28 | 2012-12-19 | 许骏 | Solar power generation apparatus and method thereof |
| US9263660B2 (en) | 2009-02-20 | 2016-02-16 | Tsinghua University | Generator |
| CN101826819A (en) * | 2010-04-09 | 2010-09-08 | 北京天普太阳能工业有限公司 | Solar energy-utilizing device capable of synchronously generating and outputting electric energy and thermal energy |
| CN101826819B (en) * | 2010-04-09 | 2012-05-23 | 北京天普太阳能工业有限公司 | Solar energy-utilizing device capable of synchronously generating and outputting electric energy and thermal energy |
| WO2011150849A1 (en) * | 2010-06-01 | 2011-12-08 | Huang Chien-Wen | Conical light focusing system |
| CN101963402A (en) * | 2010-10-25 | 2011-02-02 | 北京印刷学院 | Solar hot water generating device with secondary reflection parabolic cylinder light-condensing cylindrical surface for light collecting |
| CN101963402B (en) * | 2010-10-25 | 2012-05-23 | 北京印刷学院 | Solar hot water generating device with secondary reflection parabolic cylinder light-condensing cylindrical surface for light collecting |
| CN101976988A (en) * | 2010-10-27 | 2011-02-16 | 广州市碧日能源科技有限公司 | Temperature difference generating hot water system with solar energy photo-thermal semiconductor |
| CN101976988B (en) * | 2010-10-27 | 2012-10-10 | 广州市碧日能源科技有限公司 | Temperature difference generating hot water system with solar energy photo-thermal semiconductor |
| CN102287923A (en) * | 2011-06-24 | 2011-12-21 | 中国科学院广州能源研究所 | Solar heat-electricity-gas three-supply system and method |
| CN102287923B (en) * | 2011-06-24 | 2013-05-22 | 中国科学院广州能源研究所 | Solar heat-electricity-gas three-supply system and method |
| CN102437797A (en) * | 2011-12-16 | 2012-05-02 | 华中科技大学 | Light-gathering solar thermoelectric power generation device |
| CN103644659B (en) * | 2013-12-11 | 2015-08-05 | 李贻曦 | Zoom-type solar heat electric energy accumulator |
| CN103644659A (en) * | 2013-12-11 | 2014-03-19 | 李贻曦 | Zooming type solar thermoelectricity accumulator |
| CN103983030A (en) * | 2014-05-30 | 2014-08-13 | 西安交通大学 | Solar co-generation tube |
| CN106531875A (en) * | 2016-10-19 | 2017-03-22 | 天津大学 | Light absorbing material layer for thermal energy collection of micro thermoelectric battery and manufacture method of light absorbing material layer |
| CN109245615A (en) * | 2018-11-05 | 2019-01-18 | 中国矿业大学(北京) | A kind of solar energy temperature difference combined power generation device based on lunar environment |
| CN111238065A (en) * | 2018-11-28 | 2020-06-05 | 黄淳权 | Solar device and base load type power generation system |
| CN110138277A (en) * | 2019-05-16 | 2019-08-16 | 中国矿业大学 | A kind of temperature difference electricity generation device based on radiation refrigeration and efficient absorption solar energy |
| CN110138277B (en) * | 2019-05-16 | 2020-07-24 | 中国矿业大学 | Thermoelectric power generation device based on radiation refrigeration and efficient absorption of solar energy |
| CN115603658A (en) * | 2022-11-04 | 2023-01-13 | 北京民利储能技术有限公司（Cn） | Photoelectric and thermal integrated device utilizing light energy efficiently |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20061213 |
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| EXPY | Termination of patent right or utility model |