CN202652115U - Solar thermoelectric power generation device - Google Patents
Solar thermoelectric power generation device Download PDFInfo
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- CN202652115U CN202652115U CN 201220172979 CN201220172979U CN202652115U CN 202652115 U CN202652115 U CN 202652115U CN 201220172979 CN201220172979 CN 201220172979 CN 201220172979 U CN201220172979 U CN 201220172979U CN 202652115 U CN202652115 U CN 202652115U
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Abstract
The utility model relates to a solar thermoelectric power generation device for generating electrical energy through a thermoelectric module. The solar thermoelectric power generation device is composed of a solar thermal collector, a heat accumulation tank, a heat pipe heat dissipation device, a cold accumulation tank and a thermoelectric power generation module. The solar thermal collector is installed under the heat accumulation tank, the thermal conductive pipe of the solar thermal collector is communicated with the heat accumulation tank, a thermal conductive plate is arranged on the top of the heat accumulation tank, and a thermal conductive liquid is injected into the cavity of the heat accumulation tank. The heat pipe heat dissipation device is installed on the cold accumulation tank, the evaporation section of the heat pipe heat dissipation device is inserted into the cold accumulation tank, a cooling plate is arranged on the bottom of the cold accumulation tank, and a cooling liquid is injected into the cavity of the cold accumulation tank. The cold accumulation tank is placed on the heat accumulation tank to make the cooling plate opposite to the thermal conductive plate. The thermoelectric power generation module is sandwiched between the cooling plate and the thermal conductive plate. According to the utility model, the temperature difference between day and night and the temperature difference between cloudy days and sunny days in the nature are stored up, and then are applied onto the semiconductor thermoelectric power generation module slowly to make the semiconductor thermoelectric power generation module generate continual electrical energy. The solar thermoelectric power generation device can work for a long time without any fuel, so the device is an idea power generation device which will be popularized rapidly.
Description
Technical field
The utility model relates to device of solar generating, particularly a kind of solar energy temperature difference generating set that produces electric energy with temperature difference module.
Background technology
Along with the day by day modernization of science and technology, electric power has become the necessity of human survival, from people's production, life to clothing, food, live, OK, all be unable to do without electric power everywhere.Yet the generation of electric power will consume mass energy, and tellurian fossil energy reserves are limited, is facing exhaustion through long-term exploitation.The anxiety of the energy causes electricity shortage, and the phenomenon that improves electricity price, power cuts to limit consumption is more and more frequent, and the development and use new forms of energy are urgent problems that society faces.
Solar energy is a kind of regenerative resource of cleaning, and its energy is huge, widely distributed, as long as can effectively utilize, and anxious its source just., though the energy of the sun greatly relatively disperses, sunlight grows on trees, and but density is very little, reaches round the clock the impact of weather in addition, and everything brings many technical difficult problems all for development and use solar energy.For this reason, people want to have use up by every possible means, have carried out experiment many times, make every effort to find the best mode with solar power generation.
Solar-energy photo-voltaic cell is to utilize " photovoltaic effect " that transform light energy is become electric energy, and it neither consumes any fuel also without any pollution, should be a kind of more satisfactory generating equipment.But solar-energy photo-voltaic cell is to make with monocrystalline silicon or polysilicon mostly, although monocrystalline silicon photovoltaic cell photoelectric conversion efficiency is high, expensive, can't promote civilian.The photoelectric conversion efficiency of polysilicon photovoltaic cells is lower, and generally about 6%--20%, polycrystalline silicon material also exists problems such as " expensive, high energy consumption, high pollution " in purification process.It is reported that the electric weight that existing polysilicon photovoltaic cells provides throughout one's life can't remedy the energy that consumes when producing, its cost of electricity-generating is higher than the cost of conventional electric power far away, so the popularization and application difficulty is very large.
Meanwhile, people also convert solar thermal energy to electric energy in exploration.It is with the reflective mirror array sunlight to be gathered on the focus that a kind of method is arranged, the heating Stirling engine, and driven plunger is produced electric power, although this equipment generating scale is large, floor space is also very large, and its investment is very huge especially, so still in test, also do not enter the practical stage at present.Also having a kind of method is with the generating of semiconductor temperature difference module, this module is comprised of two kinds of semi-conducting materials of different nature, as long as a temperature difference is set at the two ends of this module, on semiconductor, just can produce direct voltage, because it is solid-state generating, so the characteristics such as noiselessness, life-span length, stable performance are arranged.So, people consider again to make semiconductor module produce electric energy with the natural temperature difference, people design a lot of schemes, but its generation mode all is the temperature difference of directly utilizing between sunlight and the air, and this pure natural temperature difference amplitude is too little, and be subjected to reach round the clock the impact of weather, the electric weight that obtains does not seldom have the value of utilizing.So also do not find so far the successful case of solar energy thermo-electric generation.
The utility model content
The problems referred to above that exist in order to solve field of solar thermal power generation, the utility model provides a kind of new solar energy temperature difference generating set, it be with natural day and night temperature and rain or shine the temperature difference store, slowly be applied on the semi-conductor thermo-electric generation module, make it to produce continual electric energy, and do not consume any fuel.
The technical solution of the utility model is as follows:
It comprises solar collector, heat storage box, heat-pipe radiator, cold-accumulating box and temperature-difference power generation module a kind of solar energy temperature difference generating set, described solar collector be installed in heat storage box below, its heat pipe is connected with heat storage box, top at heat storage box is provided with heat-conducting plate, is marked with conductive fluid in the heat storage box cavity; Described heat-pipe radiator be installed in cold-accumulating box above, its evaporation section is inserted in the cold-accumulating box, radiator towards sunny side shadow shield is housed, be provided with coldplate in the bottom of cold-accumulating box, in the cold-accumulating box cavity, be marked with cooling fluid; Described cold-accumulating box piles up on heat storage box, makes coldplate relative with heat-conducting plate; Described temperature-difference power generation module is clipped in the centre of coldplate and heat-conducting plate.
Solar energy temperature difference generating set described in the utility model, its temperature end and low-temperature end are two to overlap independently mechanism, it assembles solar thermal energy with solar collector, heat for the conductive fluid in the heat storage box, and high-temperature storage got up, use in addition the heat-pipe radiator distribute heat, give the cooling of the cooling fluid in the cold-accumulating box, and low-temperature storage got up, through variations in temperature round the clock, make the very large temperature difference of formation between heat-conducting plate and the coldplate, and the temperature difference slowly is applied on the semiconductor electricity generation module, and then make it to produce electric energy.When cloudy day, heat storage box was because there being the heat-insulation layer temperature loss very little, and cold-accumulating box drop in temperature increasing under the effect of heat-pipe radiator has also further improved both temperature difference.So this device can round-the-clockly generate electricity, it neither needs external impetus, does not consume again any fuel, does not also need frequent maintenance, and simple in structure, low cost of manufacture.
Description of drawings
Fig. 1 is sectional structure schematic diagram of the present utility model.
Fig. 2 is left view shown in Figure 1.
Fig. 3 is A place enlarged drawing shown in Figure 1.
Embodiment
Below in conjunction with drawings and Examples the utility model is described further:
Such as Fig. 1, Fig. 2, shown in Figure 3, solar energy temperature difference generating set described in the utility model comprises solar collector 1, heat storage box 2, heat-pipe radiator 9, cold-accumulating box 7 and temperature-difference power generation module 5.
Described solar collector 1 be installed in heat storage box 2 below, this heat collector can adopt glass-vacuum tube, also available flat-plate collector is if can directly insert the opening part of vacuum tube in the heat storage box with glass-vacuum tube, if then be connected with heat storage box by heat pipe with flat-plate collector.Be provided with heat-conducting plate 4 at the top of heat storage box 2, this heat-conducting plate preferably adopts copper or aluminum material, to improve thermal conductivity.Be marked with conductive fluid 3 in the cavity of heat storage box 2, this conductive fluid preferably adopts the mineral conduction oil, because the heat accumulation temperature of this oil product can reach 300 ℃, has the advantages such as quantity of heat storage is large, volatility is little, heat transfer efficiency is high, good stability.For the liquid level that makes conductive fluid 3 is close to heat-conducting plate 4 all the time, to improve heat-transfer effect, side at heat storage box 2 is provided with high-order repairing box 12, can be to liquid make-up in the heat storage box by it, and in time discharge the interior gas of heat storage box, guarantee that heat storage box can provide heat to thermo-electric generation mechanism stably and lastingly.
Described heat-pipe radiator 9 be installed in cold-accumulating box 7 above, this radiator is to be made of some heat pipes, they are laterally evenly distributed, the evaporation section of heat pipe is inserted in the cold-accumulating box; In order to improve radiating effect, at the condensation segment of every heat pipe fin 10 is housed; The heat pipe of this radiator is full-closed structure, and be evacuated, be marked with heat-transfer working medium in the heat pipe, its thermal resistance is very little, thermal conductivity is high, can promptly the heat in the cold-accumulating box be discharged to outside the case, when ambient temperature was higher than coolant temperature, heat pipe had again the function of one-way heat conduction, prevented that outside heat from entering cold-accumulating box.Heat-pipe radiator 9 towards sunny side shadow shield 11 is housed, be used for keeping the sun off, avoid radiator to be heated.Be provided with coldplate 6 in the bottom of cold-accumulating box 7, this coldplate preferably adopts copper or aluminum material, to accelerate the heat conduction.Be marked with cooling fluid 8 in the cavity of cold-accumulating box 7, this cooling fluid preferably adopts the ethylene glycol type cooling fluid, and this cooling fluid freezing point can reach-68 ℃, and volatility is little, sticking warm nature is good, and the advantage such as anticorrosion, antiscale is arranged.The liquid level of cooling fluid 8 will be higher than the evaporation section of heat-pipe radiator 9.
Described cold-accumulating box 7 piles up on heat storage box 2, makes coldplate 6 relative with heat-conducting plate 4.In order to increase the intensity of coldplate 6 and heat-conducting plate 4, on these two kinds of plates, all be pressed with the horizontal and vertical strengthening groove of multiple tracks, to avoid the working face distortion.In order to keep the temperature in heat storage box 2 and cold-accumulating box 7 cavitys, be equipped with heat-insulation layer in the inner bag outside of these two casings, the outside of heat-insulation layer refills one deck backplate, and this heat-insulation layer preferably adopts polyurethane foam material, to improve heat insulation effect.
Described temperature-difference power generation module 5 is to be combined by several, they are clipped in the centre of coldplate 6 and heat-conducting plate 4, the following contact high temperature of electricity generation module 5, the above contacts low temperature, thereby produce direct electromotive force., again the power line of each electricity generation module mode by serial or parallel connection is coupled together, just can obtain needed voltage and current after connecting load.
Described temperature-difference power generation module is that a kind of Sai Beier of utilization effect is carried out heat--the element of electricity conversion, the temperature-difference power generation module made from semi-conducting material has at present had preferably performance, take the semi-conductor thermo-electric generation module of 40 * a 40 * 3.5mm as example, under the temperature difference of 60 degrees centigrade of maintenances, it can produce the electric weight of 3.5V, 10-15W.The average power consumption of general rural households is 500W/h, 50 electricity generation modules with above-mentioned specification just can satisfy the demands, and 50 electricity generation modules only need mate 800 square centimeters heat exchange area, so a small-sized solar energy temperature difference generating set just can be supplied the daily electricity consumption of family rural households.
Solar energy temperature difference generating set described in the utility model, the parts such as its solar collector, heat storage box and cold-accumulating box are all identical with solar water heater, and the processing technology of solar water heater is quite ripe at present, and the material of use is also very general.Heat-pipe radiator in this temperature difference electricity generation device, its level of application are very high, also do not have the problem of processing and process aspect, only have the present price of temperature-difference power generation module higher, but by increasing output and improving production technology, can lower soon.
As seen, the utility model work in-process does not have any pollution, does not in use have any noise, not just energy long-term work of need of any fuel, and it is a kind of desirable Blast Furnace Top Gas Recovery Turbine Unit (TRT), is popularized rapidly surely and uses.
Claims (8)
- A solar energy temperature difference generating set it comprise solar collector, heat storage box, heat-pipe radiator, cold-accumulating box and temperature-difference power generation module, it is characterized in that, described solar collector be installed in heat storage box below, its heat pipe is connected with heat storage box, top at heat storage box is provided with heat-conducting plate, is marked with conductive fluid in the heat storage box cavity; Described heat-pipe radiator be installed in cold-accumulating box above, its evaporation section is inserted in the cold-accumulating box, radiator towards sunny side shadow shield is housed, be provided with coldplate in the bottom of cold-accumulating box, in the cold-accumulating box cavity, be marked with cooling fluid; Described cold-accumulating box piles up on heat storage box, makes coldplate relative with heat-conducting plate; Described temperature-difference power generation module is clipped in the centre of coldplate and heat-conducting plate.
- 2. solar energy temperature difference generating set according to claim 1 is characterized in that, described solar collector is the glass-vacuum tube thermal-collecting tube, and it is comprised of some vacuum tubes, and the mouth of pipe position of every vacuum tube all is inserted in the heat storage box.
- 3. solar energy temperature difference generating set according to claim 1 is characterized in that, described solar collector is flat-plate collector, and it is connected with heat storage box by heat pipe.
- 4. solar energy temperature difference generating set according to claim 1 is characterized in that, described heat-pipe radiator is to be made of some heat pipes, and the condensation segment of every heat pipe is equipped with some layers of fin.
- 5. solar energy temperature difference generating set according to claim 1 is characterized in that, the conductive fluid of filling is the mineral conduction oil in the described heat storage box cavity, and the cooling fluid of filling is the ethylene glycol type cooling fluid in the described cold-accumulating box cavity.
- 6. solar energy temperature difference generating set according to claim 1 is characterized in that, the outside of described heat storage box and cold-accumulating box inner bag is equipped with heat-insulation layer, and backplate is equipped with in the outside of heat-insulation layer.
- 7. solar energy temperature difference generating set according to claim 1 is characterized in that, all is pressed with the horizontal and vertical strengthening groove of multiple tracks on described heat-conducting plate and the coldplate.
- 8. solar energy temperature difference generating set according to claim 1 is characterized in that, described temperature-difference power generation module is comprised of several, and their power line is by being in series or in parallel to form output circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220172979 CN202652115U (en) | 2012-04-23 | 2012-04-23 | Solar thermoelectric power generation device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201220172979 CN202652115U (en) | 2012-04-23 | 2012-04-23 | Solar thermoelectric power generation device |
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| CN202652115U true CN202652115U (en) | 2013-01-02 |
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| CN 201220172979 Expired - Fee Related CN202652115U (en) | 2012-04-23 | 2012-04-23 | Solar thermoelectric power generation device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103383123A (en) * | 2013-04-02 | 2013-11-06 | 中国石油大学(华东) | Solar power semiconductor air conditioning system |
| CN104089410A (en) * | 2014-07-30 | 2014-10-08 | 泉州一露机械科技有限公司 | Novel solar moving heat source |
| CN104410350A (en) * | 2014-11-20 | 2015-03-11 | 中国建材检验认证集团股份有限公司 | Photovoltaic thermoelectric module |
| CN111700471A (en) * | 2020-06-23 | 2020-09-25 | 邓艳丽 | Self-rotating sock clamping frame |
-
2012
- 2012-04-23 CN CN 201220172979 patent/CN202652115U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103383123A (en) * | 2013-04-02 | 2013-11-06 | 中国石油大学(华东) | Solar power semiconductor air conditioning system |
| CN103383123B (en) * | 2013-04-02 | 2015-07-15 | 中国石油大学(华东) | Solar power semiconductor air conditioning system |
| CN104089410A (en) * | 2014-07-30 | 2014-10-08 | 泉州一露机械科技有限公司 | Novel solar moving heat source |
| CN104410350A (en) * | 2014-11-20 | 2015-03-11 | 中国建材检验认证集团股份有限公司 | Photovoltaic thermoelectric module |
| CN111700471A (en) * | 2020-06-23 | 2020-09-25 | 邓艳丽 | Self-rotating sock clamping frame |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20150423 |
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| EXPY | Termination of patent right or utility model |