CN202977486U - Solar photovoltaic cell panel circulating water cooling device - Google Patents
Solar photovoltaic cell panel circulating water cooling device Download PDFInfo
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- CN202977486U CN202977486U CN2012205749198U CN201220574919U CN202977486U CN 202977486 U CN202977486 U CN 202977486U CN 2012205749198 U CN2012205749198 U CN 2012205749198U CN 201220574919 U CN201220574919 U CN 201220574919U CN 202977486 U CN202977486 U CN 202977486U
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- water
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- water pipe
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- photovoltaic cell
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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
- Y02E10/50—Photovoltaic [PV] energy
Abstract
The utility model discloses a solar photovoltaic cell panel circulating water cooling device which comprises a water pump, a regulating valve, a filter, a photovoltaic cell panel heat absorber, a heat radiator, a water storage tank, a water pipe, a water inlet valve, a drain valve and an exhaust valve. An exhaust port, a water inlet and a water pipe water outlet are arranged at the upper end of the water storage tank. The exhaust valve is arranged at the exhaust port of the water storage tank. The water inlet valve is arranged at the water inlet of the water storage tank. The water pipe is inserted into the water storage tank through the water pipe water outlet. A water pipe water inlet is arranged on the side, which is close to the bottom, of the water storage tank. The water pipe which is led out from the water pipe water outlet orderly passes through the water pump, the regulating valve, the filter, the photovoltaic cell panel heat absorber and the heat radiator and then is connected with the water pipe water inlet. A drain port is arranged at the bottom of the water storage tank. The drain valve is arranged at the drain port of the water storage tank. The power generation efficiency is high. The power consumption is low. The temperature of a solar photovoltaic cell is reduced. The power generation efficiency of the photovoltaic cell is effectively improved.
Description
Technical field
The utility model relates to solar-energy photo-voltaic cell field, particularly solar photovoltaic cell panel recirculated water cooling heat sink.
Background technology
Solar energy has boundless development prospect as a kind of pollution-free, reproducible new forms of energy, at home and abroad is widely applied.Solar energy power generating is to utilize the photovoltaic effect of solar cell that solar energy directly is converted to electric energy and the reasonable generation mode of utilization in addition, the photovoltaic effect of photovoltaic cell as shown in Figure 1, two interpolars of photovoltaic cell have electromotive force to produce, connect load (as bulb), just there is electric current to flow through in the loop, but, in actual applications, particularly in the larger application scenario of power, usually to add one or more levels circuit between photovoltaic cell and load or electrical network, realize maximal power tracing (MPPT) when realizing conversion.Photovoltaic cell is subjected to the such environmental effects such as temperature very large, and its temperature characterisitic is as shown in Fig. 2 (a, b), and when temperature raises, the photovoltaic cell output voltage will descend, 1 ℃ of the general every rising of temperature, the magnitude of voltage approximately 2～3mV that descends.In order to maximally utilise the electricity generation efficiency of photovoltaic cell, traditional method is to adopt maximal power tracing to control, photovoltaic cell is all run under any condition on its corresponding maximum power point or near (in figure b stain place), because temperature raises, will make power output reduce, even employing maximal power tracing, can only be also to guarantee obtaining maximum power under precondition, do although it is so and can play a role, but this is remedial measure afterwards just, there is no to solve the root problem that causes the power variation.
For instance, the peak power output of certain 50Wp photovoltaic module and peak point voltage vary with temperature curve as shown in Figure 3, for peak power output and the peak point voltage of photovoltaic module varies with temperature curve,
Under reference condition, this assembly peak power output is
P
M (AM1.5)=17.4 Chinese toon 3.11 54.11W
Photovoltaic battery temperature is very high when irradiation is the strongest, can be up to more than 80 ℃.Be 85 ℃ by the most abominable situation photovoltaic battery temperature, the assembly maximum power point voltage drops to
U
M (85 ℃)=17.4-(85-25) creates 0.0023 36=12V
The assembly maximum power drops to
P
M (85 ° of C)=12 Chinese toon 3.11 37.32W
The Maximum Power Output fall reaches
Having applied for a patent of akin implementation before this:
1) application number is " 200710017736 ", name is called " nine times are fallen the light clock control with a day water cooling type photovoltaic generator ", this patent of invention is a kind of Nonuple clock control sun-facing and tracing water cooling formula photovoltaic power generation apparatus, belong to light collecting with a day photovoltaic Blast Furnace Top Gas Recovery Turbine Unit (TRT), by nine times of light photovoltaic generation mechanisms repeatedly, clock control intermittent type semi-automatic sun-following mechanism, and the multipoint circulation water-cooled cooling heat accumulation mechanism in electrification component forms, the purpose of invention is to adopt the mirror-reflection principle to carry out optically focused, reduce the quantity of laying of photovoltaic battery panel, improve the utilization ratio of photovoltaic cell, and employing clock control intermittent semi-automatic solar tracking control device, utilize to greatest extent solar energy.In order to reduce the serious temperature rise that causes photovoltaic battery panel due to optically focused, adopt multipoint circulation water-cooled cooling heat accumulation mechanism.
2) application number is " 200720031648 ", and name is called " multipoint circulation water-cooled cooling heat accumulation mechanism ", and this utility model and article one (nine times are fallen the light clock control with a day water cooling type photovoltaic generator) content is basic identical.
Above-mentioned two inventions relate to multipoint circulation water-cooled cooling heat accumulation mechanism, but the purpose of this mechanism is only to be used for the high temperature that light collecting photovoltaic generating system reduces solar panel, although objectively also can improve to a certain extent the utilization ratio of photovoltaic cell, but because optically focused is too much, the photovoltaic cell plate temperature is very high, after adopting this water-cooling cooling device, particularly circulating device has heat storage function concurrently, make the temperature of solar panel still very high, energy loss is still very large, and actual effect is in fact unsatisfactory.And its water-cooled cooling heat accumulation mechanism complex structure easily damages, and make troubles to plant maintenance, and cost is also very high.
Therefore, managing to reduce photovoltaic battery temperature is the fundamental way that solves power loss.
The utility model content
Main purpose of the present utility model is to overcome the deficiencies in the prior art, provides a kind of generating efficiency high, and power consumption is little, reduces the solar-energy photo-voltaic cell temperature, effectively promotes the solar photovoltaic cell panel recirculated water cooling heat sink of photovoltaic cell capable of generating power usefulness.
For achieving the above object, the utility model has adopted following technical scheme: solar photovoltaic cell panel recirculated water cooling heat sink comprises water pump, adjuster valve, filter, photovoltaic battery panel heat dump, radiator, storage tank, water pipe, water intaking valve, draining valve, vent valve; Exhaust outlet, water inlet, water pipe delivery port are offered in described storage tank upper end, and the exhaust ports of described storage tank arranges vent valve, and the water inlet of described storage tank arranges water intaking valve; It is inner that described water pipe inserts storage tank by the water pipe delivery port, described water pipe is drawn from the water pipe delivery port and is provided with successively water pump, adjuster valve, filter, photovoltaic battery panel heat dump, radiator, described storage tank closes on bottom one side and offers the water pipe water inlet, and described water pipe of drawing from the water pipe delivery port is successively through being connected into the water pipe water inlet after water pump, adjuster valve, filter, photovoltaic battery panel heat dump, radiator; Discharge outlet is offered in described storage tank bottom, and the discharge outlet place of described storage tank arranges draining valve;
This solar photovoltaic cell panel recirculated water cooling heat sink comprises at least one photovoltaic battery panel heat dump, is arranged in parallel between described photovoltaic battery panel heat dump;
This photovoltaic battery panel heat dump is the aluminum alloy container that the two ends up and down of being close to the photovoltaic battery panel back side are provided with perforate, and two perforates in up and down are respectively water inlet and delivery port, and described water inlet is connected with the water pipe of drawing from the water pipe delivery port; Described photovoltaic battery panel heat dump inner transverse arranges multilayer insulating panel, vertically leave aperture on described dividing plate, and aperture pitch increases successively to both sides from the centre.
Beneficial effect with respect to prior art is, 1) this solar photovoltaic cell panel recirculated water cooling heat sink is incorporated into the recirculated water cooling technology in all photovoltaic generating systems, has greatly improved the generating efficiency of photovoltaic battery panel; 2) the photovoltaic battery panel heat dump of this solar photovoltaic cell panel recirculated water cooling heat sink is the aluminum alloy container that there is perforate at the two ends up and down of being close to the photovoltaic battery panel back side, two holes, up and down are respectively water inlet and delivery port, for guaranteeing in whole container that current are evenly distributed and photovoltaic battery panel is cooling evenly, at the horizontally set multilayer insulating panel, vertically leave aperture on dividing plate, and the perforate spacing increases successively to both sides from the centre; Lateral partitions has increased the intensity of container simultaneously, and compact conformation is reasonable, economical with materials; What can expand flexibly by parallel connection according to photovoltaic module quantity simultaneously, to adapt to different photovoltaic arrays scales; 3) in this solar photovoltaic cell panel recirculated water cooling heat sink, designed storage tank has water intaking valve, draining valve and vent valve, when their Close Alls, consist of the circulating water cooling system of sealing, suction pump this moment when work power consumptive province, efficient are high, by water intaking valve and draining valve are set, can regularly change cooling water, the water that replaces is also pollution-free, but secondary utilization, so this device energy-saving and water-saving environmental protection;
Compare with the patent 1 of mentioning in background technology (nine times are fallen the light clock control with a day water cooling type photovoltaic generator), patent 2 (multipoint circulation water-cooled cooling heat accumulation mechanism), the utility model is intended to adopt the recirculated water cooling mode to solve the problem that photovoltaic battery panel fan-out capability that any photovoltaic generating system causes because the strong temperature of illumination is high reduces, pass through recirculated water cooling, thereby significantly promote the generating potential of photovoltaic battery panel, bring into play to greatest extent the generating capacity of photovoltaic module, reduce photovoltaic arrays investment waste; This recirculated water cooling heat sink not heat accumulation of only lowering the temperature, reduce photovoltaic cell plate temperature improves photovoltaic efficiency, thereby has actual application value and huge commercial value;
The related recirculated water cooling heat sink of the utility model designs for any photovoltaic generating system, be applicable to the above photovoltaic generating system of all multikilowatts, its objective is and pass through recirculated water cooling, the temperature of photovoltaic battery panel is remained on below 30 ℃, the not heat accumulation of only lowering the temperature, thereby bring into play as far as possible fully the maximum generation potential of photovoltaic cell, improve the returns of investment of photovoltaic power generation equipment.
Description of drawings
Fig. 1 is the photovoltaic effect schematic diagram;
Fig. 2 is the photovoltaic battery temperature performance plot,
Wherein, Fig. 2-a is the I-U performance plot,
Fig. 2-b is the P-U performance plot;
Fig. 3 is that peak power output and the peak point voltage of photovoltaic module varies with temperature curve chart;
Fig. 4 is structural representation of the present utility model;
Fig. 5 is photovoltaic battery panel heat dump schematic diagram of the present utility model,
Wherein, Fig. 5-a is the generalized section of photovoltaic battery panel heat dump,
Fig. 5-b is the photovoltaic battery panel front view.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
This solar photovoltaic cell panel recirculated water cooling heat sink generating efficiency is high, and power consumption is little, reduces the solar-energy photo-voltaic cell temperature, effectively promotes photovoltaic cell capable of generating power usefulness.As shown in Figure 4, this solar photovoltaic cell panel recirculated water cooling heat sink comprises water pump 1, adjuster valve 2, filter 3, photovoltaic battery panel heat dump 4, radiator 5, storage tank 6, water pipe 7, water intaking valve 8, draining valve 9, vent valve 10; Exhaust outlet, water inlet, water pipe delivery port are offered in described storage tank 6 upper ends, and the exhaust ports of described storage tank arranges vent valve 10, and the water inlet of described storage tank arranges water intaking valve 8; It is inner that described water pipe 7 inserts storage tank by the water pipe delivery port, described water pipe 7 is drawn from the water pipe delivery port and is provided with successively water pump 1, adjuster valve 2, filter 3, photovoltaic battery panel heat dump 4, radiator 5, described storage tank closes on bottom one side and offers the water pipe water inlet, and described water pipe 7 of drawing from the water pipe delivery port is successively through being connected into the water pipe water inlet after water pump 1, adjuster valve 2, filter 3, photovoltaic battery panel heat dump 4, radiator 5; Discharge outlet is offered in described storage tank bottom, and the discharge outlet place of described storage tank arranges draining valve 9;
its course of work is: at first close draining valve 9, open vent valve 10, open water intaking valve 8 water is put into storage tank 6, after storage tank 6 is filled water, close water intaking valve 8 and vent valve 10, then open adjuster valve 2, and unlatching suction pump 1, cooling water is through water pump 1, adjuster valve 2, filter 3, photovoltaic battery panel heat dump 4, radiator 5, storage tank 6 parts such as grade, circulate interior beginning of water pipe 7, and the heat of photovoltaic battery panel is taken away, be dispersed in air through radiator 5, then realize reducing the photovoltaic cell plate temperature, improve photovoltaic efficiency, thereby have actual application value and a huge commercial value,
Shown in Figure 5, this solar photovoltaic cell panel recirculated water cooling heat sink comprises at least one photovoltaic battery panel heat dump 4, is arranged in parallel between described photovoltaic battery panel heat dump; This photovoltaic battery panel heat dump is the aluminum alloy container that the two ends up and down of being close to the photovoltaic battery panel back side are provided with perforate, and two perforates in up and down are respectively water inlet 21 and delivery port 22, and described water inlet 21 is connected with the water pipe of drawing from the water pipe delivery port; Described photovoltaic battery panel heat dump inner transverse arranges multilayer insulating panel, vertically leave aperture on described dividing plate, and aperture pitch increases successively to both sides from the centre.The user can expand by parallel connection flexibly according to what of photovoltaic module quantity, to adapt to different photovoltaic arrays scales, after closing water intaking valve 8, draining valve 9 and vent valve 10, namely consist of closed cycle system, suction pump work this moment, the power consumptive province, by water intaking valve and draining valve are set, can regularly change cooling water, the water that replaces is also pollution-free, but secondary utilization, so this device energy-saving and water-saving environmental protection;
This product designs for any photovoltaic generating system, be applicable to the above photovoltaic generating system of all multikilowatts, its objective is and pass through recirculated water cooling, the temperature of photovoltaic battery panel is remained on below 30 ℃, the not heat accumulation of only lowering the temperature, thereby bring into play as far as possible fully the maximum generation potential of photovoltaic cell, improve the returns of investment of photovoltaic power generation equipment.
The above is only preferred implementation of the present utility model, enable those skilled in the art to understand or realize the utility model, multiple modification to this embodiment will be apparent to one skilled in the art, in the situation that do not break away from spirit or scope of the present utility model, can realize in other embodiments, therefore, the utility model will can not be limited and embodiment illustrated herein, but will meet the wide region consistent with principle disclosed herein and features of novelty.
Claims (3)
1. solar photovoltaic cell panel recirculated water cooling heat sink, is characterized in that, comprises water pump, adjuster valve, filter, photovoltaic battery panel heat dump, radiator, storage tank, water pipe, water intaking valve, draining valve, vent valve; Exhaust outlet, water inlet, water pipe delivery port are offered in described storage tank upper end, and the exhaust ports of described storage tank arranges vent valve, and the water inlet of described storage tank arranges water intaking valve; It is inner that described water pipe inserts storage tank by the water pipe delivery port, described water pipe is drawn from the water pipe delivery port and is provided with successively water pump, adjuster valve, filter, photovoltaic battery panel heat dump, radiator, described storage tank closes on bottom one side and offers the water pipe water inlet, and described water pipe of drawing from the water pipe delivery port is successively through being connected into the water pipe water inlet after water pump, adjuster valve, filter, photovoltaic battery panel heat dump, radiator; Discharge outlet is offered in described storage tank bottom, and the discharge outlet place of described storage tank arranges draining valve.
2. solar photovoltaic cell panel recirculated water cooling heat sink according to claim 1, it is characterized in that, this solar photovoltaic cell panel recirculated water cooling heat sink comprises at least one photovoltaic battery panel heat dump, is arranged in parallel between described photovoltaic battery panel heat dump.
3. solar photovoltaic cell panel recirculated water cooling heat sink according to claim 1, it is characterized in that, this photovoltaic battery panel heat dump is the aluminum alloy container that the two ends up and down of being close to the photovoltaic battery panel back side are provided with perforate, two perforates in up and down are respectively water inlet and delivery port, and described water inlet is connected with the water pipe of drawing from the water pipe delivery port; Described photovoltaic battery panel heat dump inner transverse arranges multilayer insulating panel, vertically leave aperture on described dividing plate, and aperture pitch increases successively to both sides from the centre.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012205749198U CN202977486U (en) | 2012-11-02 | 2012-11-02 | Solar photovoltaic cell panel circulating water cooling device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012205749198U CN202977486U (en) | 2012-11-02 | 2012-11-02 | Solar photovoltaic cell panel circulating water cooling device |
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| CN202977486U true CN202977486U (en) | 2013-06-05 |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201985A (en) * | 2014-08-15 | 2014-12-10 | 无锡市豫达换热器有限公司 | Cooling system applied to solar cell panels |
| CN105811877A (en) * | 2016-03-17 | 2016-07-27 | 苏州大美节能科技有限公司 | Multi-stage heat-exchange type photovoltaic photo-thermal combined supply system |
| CN106803737A (en) * | 2017-04-07 | 2017-06-06 | 刘天行 | A kind of self-cleaning cooling type photovoltaic power generation apparatus |
| CN107196598A (en) * | 2017-05-31 | 2017-09-22 | 成都亿伏科技有限公司 | Suitable for the heat sink of the energy storage component of photovoltaic generation |
| CN113067546A (en) * | 2021-03-23 | 2021-07-02 | 中节能太阳能科技（镇江）有限公司 | Photovoltaic array liquid cooling system |
| CN114039545A (en) * | 2021-11-16 | 2022-02-11 | 南通强生光电科技有限公司 | Water cooling system for photovoltaic module |
-
2012
- 2012-11-02 CN CN2012205749198U patent/CN202977486U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201985A (en) * | 2014-08-15 | 2014-12-10 | 无锡市豫达换热器有限公司 | Cooling system applied to solar cell panels |
| CN105811877A (en) * | 2016-03-17 | 2016-07-27 | 苏州大美节能科技有限公司 | Multi-stage heat-exchange type photovoltaic photo-thermal combined supply system |
| CN106803737A (en) * | 2017-04-07 | 2017-06-06 | 刘天行 | A kind of self-cleaning cooling type photovoltaic power generation apparatus |
| CN107196598A (en) * | 2017-05-31 | 2017-09-22 | 成都亿伏科技有限公司 | Suitable for the heat sink of the energy storage component of photovoltaic generation |
| CN113067546A (en) * | 2021-03-23 | 2021-07-02 | 中节能太阳能科技（镇江）有限公司 | Photovoltaic array liquid cooling system |
| CN114039545A (en) * | 2021-11-16 | 2022-02-11 | 南通强生光电科技有限公司 | Water cooling system for photovoltaic module |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20131102 |