CN109951151A - A kind of intelligent cooling type photovoltaic system - Google Patents

A kind of intelligent cooling type photovoltaic system Download PDF

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Publication number
CN109951151A
CN109951151A CN201910386961.3A CN201910386961A CN109951151A CN 109951151 A CN109951151 A CN 109951151A CN 201910386961 A CN201910386961 A CN 201910386961A CN 109951151 A CN109951151 A CN 109951151A
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water
relay
photovoltaic panel
power
cooling type
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尉巧珍
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

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Abstract

The invention discloses a kind of intelligent cooling type photovoltaic systems, photovoltaic panel, dripping device, water power on/off structure, normal-open electromagnetic valve, normal-closed electromagnetic valve, optical sensor and control device including inclination arrangement;The water power on/off structure is non-conductive for the conduction when there is conductive water layer in the contact position and when the contact position is without conductive water layer;The control device includes the first power module, second power supply module, the first relay, the second relay and control module, first relay is arranged on the electric power connection line of first power module and normal-closed electromagnetic valve, second relay and water power on/off structure are separately positioned on the electric power connection line of the second power supply module and normal-open electromagnetic valve, and the control module is connect with the first relay, the second relay, optical sensor electric wire respectively.The configuration of the present invention is simple can substantially reduce the application cost and operation energy consumption of photovoltaic system cooling.

Description

A kind of intelligent cooling type photovoltaic system
Technical field
The present invention relates to photovoltaic art, specifically a kind of intelligent cooling type photovoltaic system.
Background technique
Photovoltaic module at the standard conditions photoelectric conversion rate be 8%~17%, also have more than 70% solar energy it is unutilized, And the temperature of photovoltaic module on its generating efficiency again very big influence, under intensity of illumination certain condition, when photovoltaic module itself Temperature increases, generated output decline, such as crystal-silicon solar cell, temperature is every to improve 1 DEG C, and output power is reduced 0.4%~0.6%, therefore, it is extremely important to the generating efficiency for improving photovoltaic module to reduce the operation is stable.On the other hand, photovoltaic Component is throughout the year in outdoor, and surface can save bit by bit many dusts, these dusts can reduce the generating efficiency of photovoltaic module.
In order to reduce the operating temperature of photovoltaic module and the surface dirt of cleaning photovoltaic module, the prior art is mostly used in light Dripping device is installed to reduce the positive temperature of photovoltaic panel and the cleaning positive dust of photovoltaic panel, such as patent " one in volt component top Kind has the photovoltaic cell component (201721720659 .X of Patent No.) of watering cooling " and a kind of " surface-type water cooling photovoltaic Component (Patent No. 201420548741.9) " discloses the technology of photovoltaic panel upper surface water cooling, and for another example Shanghai science and engineering is big In " the application characteristic research of surface water cooling solar photovoltaic assembly " paper that Chen Jianbo etc. is delivered just to photovoltaic module The effect of face water cooling has carried out experimental study, and show that water cooling in photovoltaic module surface can effectively reduce the temperature of photovoltaic module With the generating efficiency for improving photovoltaic module.
At present although the temperature of photovoltaic panel, but the application of the technology can be significantly reduced in water falling temperature technique in photovoltaic module surface Cost and operation energy consumption are higher, should not use in many occasions, and limitation is very big, this is because photovoltaic module is not only on top Dripping device need to be set, and lower part also needs setting for the recyclable device of recovery and rinsing water, and water pump will need to be returned ceaselessly when operation Water in receiving apparatus is delivered to the dripping device of photovoltaic panel upper end, further, since the water of photovoltaic plate surface circulates always, it is short The endothermic effect of the part is general in time, higher so as to cause the operation energy consumption of water pump.It discloses according to related data, installs at present One common rural area roof photovoltaic project total cost is more than 20,000, and estimation annual electricity generating capacity is 4000 degree, it is assumed that uses photovoltaic panel Falling temperature technique can make generated energy improve 5%, can multiple 200 degree electricity, by 0.6 yuan of current daytime/degree electricity price calculating, about generation 120 First economic benefit considers that the too high photovoltaic falling temperature technique of cost will be difficult to obtain really from application cost and water pump operation energy consumption Using.
Currently, the prior art improves the generating efficiency and power generation function of photovoltaic module with also lacking low cost and low operation energy consumption The surface water falling temperature technique of rate.
Summary of the invention
The purpose of the invention is to overcome the deficiencies of the prior art and provide intelligent cooling type photovoltaic system, in photovoltaic The temperature of photovoltaic panel is reduced when the intensity of illumination of plate is larger, by the water evaporation of upper surface to improve the power generation effect of photovoltaic panel Rate greatly reduces the application cost and operation energy consumption of photovoltaic system cooling.
For this purpose, the present invention adopts the following technical scheme that: a kind of intelligent cooling type photovoltaic system, including inclination arrangement Photovoltaic panel and dripping device, the photovoltaic panel include photovoltaic panel ontology and insulating frame, and the insulating frame includes upper portion insulating Frame and lower part insulating frame, the dripping device include that the trickle irrigation being arranged on upper portion insulating frame is responsible for, multiple settings exist Water dropper or weeper and the first water pipe on trickle irrigation supervisor, the intelligent cooling type photovoltaic system further include water power on/off structure, The normal-open electromagnetic valve being arranged on the first water pipe, the normal-closed electromagnetic valve, optical sensor and the control that are arranged on the first water pipe Device processed;Contact of the water power on/off structure setting in lower part insulating frame right side and photovoltaic panel body upper surface Place, for it is conductive when there is conductive water layer in the contact position and when the contact position is without conductive water layer it is non-conductive;The light The upper surface of photovoltaic panel is set according to sensor, and for detecting the positive intensity of illumination of photovoltaic panel, the control device includes using In the normal-closed electromagnetic valve power supply the first power module, for the normal-open electromagnetic valve power supply second power supply module, First relay, the second relay and control module, first relay are arranged in first power module and closed type On the electric power connection line of solenoid valve, second relay and water power on/off structure be separately positioned on the second power supply module with On the electric power connection line of normal-open electromagnetic valve, the control module respectively with the first relay, the second relay, optical sensor Electric wire connection, for controlling the first relay and the second relay according to the positive intensity of illumination of photovoltaic panel and default intensity of illumination The work of device.
Further, the control module specifically includes: by the positive intensity of illumination of photovoltaic panel and default intensity of illumination into Row comparison, when the positive intensity of illumination of photovoltaic panel is greater than or equal to default intensity of illumination, control the first relay and second after Electric appliance is powered connection, when the positive intensity of illumination of photovoltaic panel is less than default intensity of illumination, controls the first relay and second Relay powers off disconnection.
Further, water power on/off structure includes the first conductive component and the second conductive component, first relay Common is connect with the second terminals electric wire of the first power module, the second terminals of normally opened contact and normal-closed electromagnetic valve Electric wire connection, power supply are connect with signal input part with control module electric wire;First terminals of first power module and often First terminals electric wire of closed form solenoid valve connects;The common of second relay and the first of second power supply module connect First terminals electric wire of the connection of line end electric wire, normally opened contact and normal-open electromagnetic valve connects, power supply and signal input part and control The connection of molding block electric wire;Second terminals of the second power supply module are connect with the first conductive component electric wire, the open type Second terminals of solenoid valve are connect with the second conductive component electric wire.
Further, lower part insulating frame top is equipped with apopore, and the apopore is for the lower part to be insulated The water of frame right side and the contact position of photovoltaic panel body upper surface is directed to below photovoltaic panel.
Further, the intelligent cooling type photovoltaic system further includes the water fender that lower part insulating frame top is arranged in.
Further, the intelligent cooling type photovoltaic system further includes setting on photovoltaic panel top and is located at a dripping device left side The deflector of side, the deflector are used to for the water that dripping device flows out to be guided to photovoltaic panel upper surface and form preset thickness Moisture film.
Further, the intelligent cooling type photovoltaic system further includes the cold water storage cistern equipped with water pump, first water pipe Water inlet is connected to water pump.
Further, the intelligent cooling type photovoltaic system further includes the second water pipe, the water inlet of second water pipe with Air conditioner condensate water outlet, water outlet are arranged on cold water box cavity top.
Beneficial effects of the present invention:
(1) it is dripped by the dripping device of photovoltaic panel upper end photovoltaic plate surface, and photovoltaic is reduced by water evaporation mode The dust of the temperature of plate surface and cleaning photovoltaic plate surface, without installing water recovery device, water pump is without continuous circulation when operation Work greatly reduces the application cost and operation energy consumption of photovoltaic system cooling;
(2) work of dripping device is controlled by the positive intensity of illumination of photovoltaic panel, and is controlled by water power on/off structure Dripping device drips interval time, and the utilization rate for making the water of photovoltaic plate surface absorb heat greatly improves, and then has saved photovoltaic panel The operation energy consumption of water cooling;
(3) water on-off structure by photovoltaic panel lower end have it is anhydrous realize auto-power on and power-off, to automatically control indirectly normal The work of open form solenoid valve, dripping device stopping is dripped when photovoltaic panel lower end being made to have water, and dripping device drips when anhydrous, whole A process is easy to operate, and automatically controls, and substantially increases the convenience of photovoltaic system cooling;
(4) condensed water that summer air-conditioning is discharged is used for the cooling of photovoltaic plate surface, that is, has saved water resource, has further reduced The temperature of photovoltaic plate surface, further increases the generating efficiency of photovoltaic panel.
Detailed description of the invention
Fig. 1 is the side structure schematic view of intelligent cooling type photovoltaic system.
Fig. 2 is overlooking structure diagram of the intelligent cooling type photovoltaic system in water power on/off structural conductive.
Fig. 3 is overlooking structure diagram of the intelligent cooling type photovoltaic system when water power on/off structure is non-conductive.
Fig. 4 is the second side structure schematic view of photovoltaic panel lower part.
Fig. 5 is the hardware connection diagram of control device.
Fig. 6 is the structural schematic diagram of water tank type cooling water inlet.
Description of symbols: 1- trickle irrigation supervisor, 2- upper portion insulating frame, the first water pipe of 3-, 4- normal-closed electromagnetic valve, 5- are normal Open form solenoid valve, 6- photovoltaic panel ontology, 7- water dropper or weeper, 8- water power on/off structure, 9- optical sensor, the lower part 10- are exhausted Rim frame, 11- control device, the first conductive component of 12-, 13- conduction water layer, the second conductive component of 14-, 15- water fender, 16- Apopore, 17- control module, 18- second power supply module, the second relay of 19-, the first power module of 20-, the first relay of 21- Device, 22- cold water storage cistern, 23- water pump, the second water pipe of 24-, 25- deflector.
Specific embodiment
The present invention will be further described with specific embodiment with reference to the accompanying drawings of the specification.
Referring to Fig. 1 to Fig. 6, a kind of intelligent cooling type photovoltaic system, the photovoltaic including inclination arrangement are present embodiments provided Plate and dripping device, the photovoltaic panel include photovoltaic panel ontology 6 and insulating frame, and the insulating frame includes upper portion insulating frame 2 and lower part insulating frame 10, the dripping device includes that the trickle irrigation supervisor 1 being arranged on upper portion insulating frame 2, multiple settings exist Water dropper or weeper 7 and the first water pipe 3 on trickle irrigation supervisor.
Specifically, the seam crossing of the photovoltaic panel ontology 6 and insulating frame, which should carry out waterproof measure, makes photovoltaic panel waterproof, such as Marine glue is arranged in seam crossing, and non-metallic insulation frame can be used in the insulating frame or surface is equipped with the aluminium frame of insulating materials, The XCOMPO insulating composite material solar energy frame of friendly section's solar energy, the dripping device can be used in the non-metallic insulation frame The flow that drips should be as small as possible, can refer to the trickle irrigation flow in green plants.It should be noted that the photovoltaic panel in the present embodiment Surface cooling cools down different from photovoltaic plate surface water in the prior art, and in the prior art, dripping device is in photovoltaic plate surface Flowing out more water is preferably minimized the temperature of photovoltaic panel, and in the present embodiment, dripping device photovoltaic plate surface flow out compared with Less and the slower water of flow velocity reduces photovoltaic plate temperature suitably, and photovoltaic panel surface cooling is mainly by being adhered to photovoltaic panel table Caused by the water evaporation heat absorption in face, wherein the quantity of water dropper or weeper is more without installing in setting.
The cooling water inlet can be connected to tap water water inlet, and tap water has certain hydraulic pressure, i.e. dripping device is adopted With the tap water with hydraulic pressure, the cold water storage cistern (shown in Fig. 6) equipped with water pump can also be connected to, the water inlet of the first water pipe directly with Water pump connection, the water pump are the water pump with pressure sensor, and water pump automatically powers off pass when the hydraulic pressure of the first water pipe is excessive It closes.
The intelligent cooling type photovoltaic system further includes water power on/off structure 8, the open type being arranged on the first water pipe electricity Magnet valve 5, the normal-closed electromagnetic valve 4 being arranged on the first water pipe, optical sensor 9 and control device 11, the optical sensor 9 The upper surface of photovoltaic panel is set, for detecting the positive intensity of illumination of photovoltaic panel.
Specifically, the normal-open electromagnetic valve 5 is opened when power is off, closed in electrified state, and the normal-closed electromagnetic valve 4 is disconnected It is closed when electric, when energization opens.
10 right side of lower part insulating frame and 6 upper surface of photovoltaic panel ontology is arranged in the water power on/off structure 8 Contact position is not led for the conduction when there is conductive water layer 13 in the contact position and in the contact position without breaking when conductive water layer 13 Electricity.
Specifically, it is mainly made of insulating frame and transparent glass outside the photovoltaic panel in the present invention, due to glass and absolutely Rim frame is non-conductive, and water is electrically conductive, when the water in dripping device flows to lower part insulating frame right side and photovoltaic panel sheet When the contact position of body upper surface forms conductive water layer, water power on/off structure works as dripping device since conductive water layer is conductive and conductive In water not flow to lower part insulating frame right side and the contact position of photovoltaic panel body upper surface or the water of the contact position complete When evaporation without forming conductive water layer, water power on/off structure due to without conductive water layer without conduction.Wherein, water power on/off structure It is preferably disposed on the insulating frame of lower part, and the electric wire connected is preferably disposed in the insulating frame of lower part, i.e. lower part insulating frame In be pre-machined threading hole in plant produced, electric wire is arranged in threading hole, can prevent that the electricity on the upside of photovoltaic panel is arranged in The wire length phase is irradiated and aging by sunlight.
The control device 11 includes for the first power module 20 of the normal-closed electromagnetic valve 4 power supply, for described Second power supply module 18, the first relay 21, the second relay 19 and the control module 17 that normal-open electromagnetic valve 5 is powered, it is described First relay 21 be arranged in first power module 20 on the electric power connection line of normal-closed electromagnetic valve 4, described second after Electric appliance 19 and water power on/off structure 8 are separately positioned on the electric power connection line of the second power supply module 18 and normal-open electromagnetic valve 5 On, the control module 17 is connect with the first relay 21, the second relay 19,9 electric wire of optical sensor respectively, is used for basis The positive intensity of illumination of photovoltaic panel controls the work of the first relay 21 and the second relay 19 with default intensity of illumination.
Specifically, first relay 21 is connected to when being powered, and when power-off disconnects, for controlling normal-closed electromagnetic valve Work, second relay 19 are connected to when being powered, and when power-off disconnects, and are arranged with water power on/off structures in series described second On the electric power connection line of power module 18 and normal-open electromagnetic valve 5, have in the connection of the second relay power and water power on/off structure Normal-open electromagnetic valve is controlled when conductive water layer conduction to close, and powers off disconnection or water power on/off structure without conductivity water in the second relay Control normal-open electromagnetic valve is opened when layer is non-conductive.
It should be noted that photovoltaic panel surface evaporation cooling is mainly used for summer in the present embodiment, summer temp when special The higher and sunlight intensity biggish period.
Since the moisture film of photovoltaic plate surface will affect the light transmittance of sunlight, pass through photovoltaic panel when photovoltaic plate temperature is lower The photovoltaic panel generating efficiency that positive moisture film cooling improves is limited, when only larger in intensity of illumination and photovoltaic plate temperature is higher, The generating efficiency of photovoltaic panel can be just greatly improved by the positive moisture film cooling of photovoltaic panel.
In order to preferably improve the generating efficiency of photovoltaic panel at low cost, the control module 17 is specifically included:
The positive intensity of illumination of photovoltaic panel is compared with default intensity of illumination, be greater than when the positive intensity of illumination of photovoltaic panel or When equal to default intensity of illumination, the first relay 21 of control is powered with the second relay 19 to be connected to, when the positive light of photovoltaic panel When being less than default intensity of illumination according to intensity, controls the first relay 21 and the second relay 19 powers off disconnection.
It should be noted that plate temperature when photovoltaic panel on daytime generates electricity is mainly strong by the weather conditions and solar radiation on periphery Degree influences, and when sunlight intensity is larger, such as noon section, influence of the solar radiation intensity to plate temperature is maximum and larger Solar radiation intensity necessarily will affect the raising of photovoltaic panel temperature.
Preferably, water power on/off structure 8 includes the first conductive component 12 and the second conductive component 14, first relay 21 common is connect with the second terminals electric wire of the first power module 20, and the of normally opened contact and normal-closed electromagnetic valve 4 The connection of two terminals electric wires, power supply are connect with signal input part with 17 electric wire of control module;The of first power module 20 One terminals are connect with the first terminals electric wire of normal-closed electromagnetic valve 4;The common and second of second relay 19 First terminals electric wire of power module 18 connects, and normally opened contact is connect with the first terminals electric wire of normal-open electromagnetic valve 5, electricity Source is connect with signal input part with 17 electric wire of control module;The second terminals and the first conductive part of the second power supply module 18 The connection of 12 electric wire of part, the second terminals of the normal-open electromagnetic valve 5 are connect with 14 electric wire of the second conductive component.
Specifically, the first conductive component 12 and the second conductive component 14 are preferably metal material, are located at the lower part and insulate The both ends of the contact position of 10 right side of frame and 6 upper surface of photovoltaic panel ontology, and be preset on the right side of lower part insulating frame, I.e. aluminium frame in lower part completes conductive component when factory manufactures together, the first conductive component 12 and the second conductive component 14 Front connection electric wire be preferably disposed in the insulating frame of lower part,
Below second power supply module and the connecting node of normal-open electromagnetic valve and conductive component setting photovoltaic panel.
Preferably, the intelligent cooling type photovoltaic system further includes the water fender that 10 top of lower part insulating frame is arranged in 15, lower part insulating frame top is equipped with apopore 16, and the apopore 16 is used for 10 right side of lower part insulating frame The water of the contact position of face and 6 upper surface of photovoltaic panel ontology is directed to below photovoltaic panel.
Specifically, for photovoltaic plate surface when carrying out water cooling, the water of dripping device outflow flows to lower end from photovoltaic panel upper end, When water flow is at lower end, the connection of water power on/off structural conductive is to make normal-open electromagnetic valve close, and dripping device stops drop at this time The water of water, photovoltaic panel upper surface upper end is largely adhered in photovoltaic plate surface, and fraction water stays at water on-off structure, is passed through Water evaporation or oozing keeps water power on/off structure again non-conductive, so that normal-open electromagnetic valve is opened, the water of dripping device Outflow cooling again.
In order to preferably control the power off time of water on-off structure, by being provided in lower part insulating frame in the present invention Water evaporation at water hole and water on-off structure determines trickle irrigation interval time of dripping device, wherein water outlet should not be arranged compared with Greatly, flow velocity should be much smaller than the flow that drips of dripping device.
In order to preferably form the moisture film of relatively small thickness in photovoltaic panel upper surface, it is preferable that the intelligent cooling type photovoltaic System further includes the deflector 25 that photovoltaic panel top is arranged in and is located on the left of dripping device, and the deflector 25 will be for that will drip The water of device outflow is guided to photovoltaic panel upper surface and forms the moisture film of preset thickness, the i.e. lower end of deflector 25 and photovoltaic panel Slight gap is formed, the width of the slight gap is preferably 0.5mm~2mm.
Preferably, the intelligent cooling type photovoltaic system further includes the cold water storage cistern 22 equipped with water pump 23, first water pipe 3 Water inlet be connected to water pump 23, wherein the cold water storage cistern 22 can be rainwater collection header, and the water of photovoltaic panel surface cooling can be adopted With rainwater after the recovery is filtered, water pump is the water pump with pressure sensor, and water pump is automatic when the hydraulic pressure of the first water pipe is excessive Power-off is closed.
Preferably, the intelligent cooling type photovoltaic system further includes the second water pipe 24, the water inlet of second water pipe 24 With air conditioner condensate water outlet, water outlet is arranged on the 22 inner cavity top of cold water storage cistern.
Specifically, the condensed water of low temperature can be usually generated when summer air-conditioning freezes, it is usually that this part is cold in building at present Condensate direct emission is fallen, and what is recycled to it is less, and the condensing hot air furnace of the part low temperature is used for photovoltaic panel in the present invention Surface cooling, not only saved water resource, and since condensate temperature is lower, further improve photovoltaic panel power generation effect Rate.
In the present invention, the temperature for judging photovoltaic panel indirectly by the intensity of illumination of photovoltaic panel, in the illumination of photovoltaic panel When intensity is larger and temperature is higher, control dripping device drips to reduce the temperature of photovoltaic panel upper surface, and water flow is from photovoltaic panel Portion slowly flows to photovoltaic panel lower part, and when water flows to photovoltaic panel lower part, water power on/off structural conductive closes normal-open electromagnetic valve, To make dripping device not drip, at this point, the moisture film heat absorption evaporation for being adhered to photovoltaic panel upper surface reduces the temperature of photovoltaic panel, light The fraction water for lying prostrate plate lower part is slowly flowed to below photovoltaic panel or by way of evaporation of absorbing heat apopore makes water power on/off Structure is non-conductive, so that normal-open electromagnetic valve be made to open, the water of dripping device drips again at this time cools down to photovoltaic panel, So circulation is greater than in the period of default intensity of illumination in the intensity of illumination of photovoltaic panel, is controlled by water power on/off structure Dripping device drips interval time, and the utilization rate for making the water of photovoltaic plate surface absorb heat greatly improves, and operation energy consumption is very low, has Effect has saved the operation energy consumption of photovoltaic panel water cooling.
It should be noted that the quantity of the first photovoltaic panel can in the intelligent cooling type photovoltaic system provided in the present embodiment It is set as muti-piece, water on-off structure, optical sensor, solenoid valve and control device etc. are respectively provided with one, and are mounted on certain In one first photovoltaic panel, the water cooling of other the first photovoltaic panels can be with the first photovoltaic panel synchronously control.
Protection scope of the present invention is not limited to foregoing description, and any other forms under the inspiration of the present invention produce Product, no matter making any change in shape or structure, the technical schemes that are same or similar to the present invention, in this hair Within bright protection scope.

Claims (8)

1. a kind of intelligent cooling type photovoltaic system, photovoltaic panel and dripping device including inclination arrangement, the photovoltaic panel includes light Lie prostrate plate ontology (6) and insulating frame, the insulating frame includes upper portion insulating frame (2) and lower part insulating frame (10), described Dripping device includes that trickle irrigation is responsible for (1), multiple water droppers being arranged on trickle irrigation supervisor or weeper (7) and the first water pipe (3), It is characterized in that, the intelligent cooling type photovoltaic system further includes the open type that water power on/off structure (8), is arranged on the first water pipe Solenoid valve (5), the normal-closed electromagnetic valve (4) being arranged on the first water pipe, optical sensor (9) and control device (11);It is described Water power on/off structure (8) is arranged in the contact position of lower part insulating frame (10) right side and photovoltaic panel ontology (6) upper surface, For it is conductive when there are conductive water layer (13) in the contact position and when the contact position is without conductive water layer (13) it is non-conductive;Institute The upper surface that photovoltaic panel is arranged in optical sensor (9) is stated, for detecting the positive intensity of illumination of photovoltaic panel, the control device It (11) include for the first power module (20) of the normal-closed electromagnetic valve (4) power supply, for the normal-open electromagnetic valve (5) Second power supply module (18), the first relay (21), the second relay (19) and the control module (17) of power supply, described first after Electric appliance (21) be arranged on the electric power connection line of first power module (20) Yu normal-closed electromagnetic valve (4), described second after Electric appliance (19) and water power on/off structure (8) are separately positioned on the electricity of the second power supply module (18) Yu normal-open electromagnetic valve (5) On the connecting line of source, the control module (17) respectively with the first relay (21), the second relay (19), optical sensor (9) Electric wire connection, for controlling the first relay (21) and second according to the positive intensity of illumination of photovoltaic panel and default intensity of illumination The work of relay (19).
2. intelligent cooling type photovoltaic system according to claim 1, which is characterized in that the control module (17) is specifically wrapped Include: the positive intensity of illumination of photovoltaic panel compared with default intensity of illumination, be greater than when the positive intensity of illumination of photovoltaic panel or When equal to default intensity of illumination, control the first relay (21) is powered with the second relay (19) to be connected to, when photovoltaic panel front Intensity of illumination when being less than default intensity of illumination, control the first relay (21) and the second relay (19) power off disconnection.
3. intelligent cooling type photovoltaic system according to claim 1, which is characterized in that water power on/off structure (8) includes the One conductive component (12) and the second conductive component (14), the common and the first power module of first relay (21) (20) the second terminals electric wire connection, normally opened contact connect with the second terminals electric wire of normal-closed electromagnetic valve (4), power supply and Signal input part is connect with control module (17) electric wire;The first terminals and closed type electromagnetism of first power module (20) First terminals electric wire of valve (4) connects;The of the common of second relay (19) and second power supply module (18) The connection of one terminals electric wire, normally opened contact are connect with the first terminals electric wire of normal-open electromagnetic valve (5), and power supply and signal input End is connect with control module (17) electric wire;The second terminals and the first conductive component (12) electricity of the second power supply module (18) Line connection, the second terminals of the normal-open electromagnetic valve (5) are connect with the second conductive component (14) electric wire.
4. intelligent cooling type photovoltaic system according to claim 1,2 or 3, which is characterized in that the lower part insulating frame Top is equipped with apopore (16), and the apopore (16) is used for lower part insulating frame (10) right side and photovoltaic panel ontology (6) water of the contact position of upper surface is directed to below photovoltaic panel.
5. intelligent cooling type photovoltaic system according to claim 4, which is characterized in that the intelligent cooling type photovoltaic system It further include water fender (15) of the setting on lower part insulating frame (10) top.
6. intelligent cooling type photovoltaic system according to claim 4, which is characterized in that the intelligent cooling type photovoltaic system It further include the deflector (25) that photovoltaic panel top is set and is located on the left of dripping device, the deflector (25) will be for that will drip The water of device outflow is guided to photovoltaic panel upper surface and forms the moisture film of preset thickness.
7. intelligent cooling type photovoltaic system according to claim 1,2 or 3, which is characterized in that the intelligent cooling type light Volt system further includes the cold water storage cistern (22) equipped with water pump (23), and the water inlet of first water pipe (3) is connected to water pump (23).
8. intelligent cooling type photovoltaic system according to claim 6 or 7, which is characterized in that the intelligent cooling type photovoltaic System further includes the second water pipe (24), and the water inlet and air conditioner condensate water outlet of second water pipe (24), water outlet are set It sets on the cold water storage cistern (22) inner cavity top.
CN201910386961.3A 2019-02-13 2019-05-10 A kind of intelligent cooling type photovoltaic system Pending CN109951151A (en)

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CN201910112642 2019-02-13

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111411685A (en) * 2020-03-27 2020-07-14 深圳市邑筑建筑设计有限公司 Green environment-friendly energy-saving building
CN113575379A (en) * 2021-09-09 2021-11-02 孙联军 Afforestation water saving fixtures

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CN200972842Y (en) * 2006-09-27 2007-11-07 王春博 Overflow detection switch with water-proof rubber cover
CN202111101U (en) * 2011-07-25 2012-01-11 营口晶晶光电科技有限公司 Solar photovoltaic module with functions of automatic cleaning and cooling
KR20130083156A (en) * 2012-01-12 2013-07-22 (주)하이레벤 Efficiency enhancement equipment for solar photovoltaic power facilities
CN106953594A (en) * 2017-04-13 2017-07-14 合肥阳光新能源科技有限公司 A kind of photovoltaic module spray water control system and method

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Publication number Priority date Publication date Assignee Title
CN2129148Y (en) * 1992-07-14 1993-04-07 杨于兴 Face-steaming cosmetic device
CN200972842Y (en) * 2006-09-27 2007-11-07 王春博 Overflow detection switch with water-proof rubber cover
CN202111101U (en) * 2011-07-25 2012-01-11 营口晶晶光电科技有限公司 Solar photovoltaic module with functions of automatic cleaning and cooling
KR20130083156A (en) * 2012-01-12 2013-07-22 (주)하이레벤 Efficiency enhancement equipment for solar photovoltaic power facilities
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CN111411685A (en) * 2020-03-27 2020-07-14 深圳市邑筑建筑设计有限公司 Green environment-friendly energy-saving building
CN113575379A (en) * 2021-09-09 2021-11-02 孙联军 Afforestation water saving fixtures

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Application publication date: 20190628