CN103984292A - Photovoltaic system - Google Patents
Photovoltaic system Download PDFInfo
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- CN103984292A CN103984292A CN201310048673.XA CN201310048673A CN103984292A CN 103984292 A CN103984292 A CN 103984292A CN 201310048673 A CN201310048673 A CN 201310048673A CN 103984292 A CN103984292 A CN 103984292A
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- temperature
- support
- main control
- control unit
- water
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Photovoltaic Devices (AREA)
- Cleaning By Liquid Or Steam (AREA)
Abstract
The invention provides a photovoltaic system which comprises a support, a photovoltaic module fixed on the support, a temperature sensor for detecting the temperature of the photovoltaic module and the environmental temperature, a data comparison device comparing the temperature of the photovoltaic module with the environmental temperature, a main control device connected with the temperature sensor and the data comparison device and a parameter setting device which is connected with the main control device and contains a first preset temperature difference value. The support is provided with a cleaning device for spraying cleaning fluid on the surface of the photovoltaic module. When a temperature difference value obtained after the data comparison device compares the temperature of the photovoltaic module with the environmental temperature is larger than the first preset temperature difference value, the main control device starts the cleaning device.
Description
Technical field
The present invention relates to a kind of photovoltaic system, relate in particular to a kind of photovoltaic system of tool cleaning function.
Background technology
Sun power is the most clean, the safe and reliable energy in future, the long-term planning and all at active development photovoltaic module using the exploitation of sun power as energy revolution main contents of countries in the world.But in the process that photovoltaic module is worked out of doors, a large amount of dusts can be adhered in surface.The energy that causes photovoltaic module to receive the sun due to stopping of dust tails off, thereby causes the generated output step-down of photovoltaic module.In present technology, can only lean on cleaning with mop of manpower timing.But this kind of cleaning mode exists labour intensity large, is not easy the feature of wiping.
Therefore, be necessary to provide a kind of improved photovoltaic system to address the above problem.
Summary of the invention
The object of the present invention is to provide the photovoltaic system of the intelligent self-cleaning function of a kind of tool.
For achieving the above object, the invention provides a kind of photovoltaic system, described photovoltaic system comprises support, be fixed on the photovoltaic module on support, detect the temperature sensor of photovoltaic module temperature and environment temperature, the data comparison means that described photovoltaic module temperature and environment temperature are compared, the main control unit being connected with data comparison means with described temperature sensor, and be connected with main control unit and include the parameter setting apparatus of the first default temperature approach, described support is provided with for the cleaning device towards described photovoltaic module jet surface cleaning fluid, when the temperature approach drawing after described data comparison means compares photovoltaic module temperature and environment temperature is greater than the described first default temperature approach, start described cleaning device by described main control unit.
As a further improvement on the present invention, described support is hollow type, and described cleaning fluid is stored in described support; The temperature of the real-time Bracket for Inspection cleaning liquid inside of described temperature sensor, and by described data comparison means, temperature and the environment temperature to this cleaning fluid compares, and is also provided with the second default temperature approach in described parameter setting apparatus.
As a further improvement on the present invention, described cleaning fluid is water; Described photovoltaic system also comprises the first water tank, the water in the first water tank is imported to the first water pump in support, the second water pump that the water in support is derived, the second water tank that stores the water of deriving and connects the drive unit circuit of main control unit and the first water pump and the second water pump; When described data comparison means to support in the temperature approach that draws after comparing of the temperature of water and environment temperature while being greater than the described second default temperature approach, described the first water pump and the second starting mode of pump.
As a further improvement on the present invention, described photovoltaic system also comprises the data collector that gathers the temperature data of described temperature sensor and be connected with main control unit and the hydraulic control device that is connected and controls hydraulic pressure in support with main control unit; Thereby the hydraulic pressure that described main control unit improves in support by described hydraulic control device starts described cleaning device to photovoltaic module surface sprinkling.
As a further improvement on the present invention, described drive unit circuit comprises the first driving circuit that connects main control unit and the first water pump and the second driving circuit that is connected main control unit and the second water pump.
As a further improvement on the present invention, described photovoltaic system also comprises and connects the alarm unit of described main control unit and connect described main control unit and detect the device for detecting water pressure of hydraulic pressure in described support, and described device for detecting water pressure detects in support when hydraulic pressure declines and starts described alarm unit by described main control unit.
As a further improvement on the present invention, described photovoltaic system also comprise be connected with described main control unit and with the wireless communication module of a remote monitoring computer communication.
As a further improvement on the present invention, described support is provided with a loading plate that is obliquely installed to carry described photovoltaic module, is supported on the back up pad of described loading plate both sides and is an angle setting with described loading plate and supports described loading plate upper end, is connected the wind deflector of two described back up pads simultaneously, and described back up pad is provided with the water inlet pipe and the drainpipe that connect with described internal stent.
As a further improvement on the present invention, described support is also provided with the spacing frame that stretches out described loading plate and be separately positioned on described loading plate lower end and both sides, forms the accommodating area of accommodating described photovoltaic module between described spacing frame and loading plate.
As a further improvement on the present invention, described support is also provided with the rib that is arranged on described loading plate upper end and stretches out described loading plate, the height of described rib is less than the height of described spacing frame, between described rib end face and spacing frame, forms for described photovoltaic module and is fit into the open slot in described accommodating area.
The invention has the beneficial effects as follows: photovoltaic system of the present invention adopts the intelligent self-cleaning functions of formation such as intelligent detection, control effectively to remove dust or the pollutant on photovoltaic module surface, manually-operated labour intensity and danger coefficient can be reduced on the one hand, the generated energy of photovoltaic module can be improved greatly on the other hand.
Brief description of the drawings
Fig. 1 is the structural representation of photovoltaic system of the present invention;
Fig. 2 is the stereographic map of the photovoltaic module of photovoltaic system in Fig. 1;
Fig. 3 is the stereographic map of the support of photovoltaic system in Fig. 1;
Fig. 4 is the partial enlarged drawing of Fig. 3 medium-height trestle;
Fig. 5 is the vertical view of Fig. 3 medium-height trestle;
Fig. 6 is the cut-open view of Fig. 3 medium-height trestle.
Embodiment
Describe the present invention below with reference to embodiment shown in the drawings.But these embodiments do not limit the present invention, the conversion in structure or function that those of ordinary skill in the art makes according to these embodiments is all included in protection scope of the present invention.
Please refer to Fig. 1 to a preferred embodiments that Figure 6 shows that photovoltaic system 100 of the present invention.Photovoltaic system 100 of the present invention comprises hollow type support 1, be fixed on the photovoltaic module 2 on support 1, the first water tank 31 and water of the first water tank 31 interior storages is imported to the first water pump 32 in described support 1, detect the temperature sensor 41 of the first water tank 31 photovoltaic module 2 temperature and environment temperature, the data collector 42 of the temperature data of collecting temperature sensor 41, the data comparison means 43 that photovoltaic module 2 temperature and environment temperature are compared, the device for detecting water pressure 44 of Bracket for Inspection 1 interior hydraulic pressure, control the hydraulic control device 45 of support 1 interior hydraulic pressure, the second water pump 33 that water in support 1 is derived, store the second water tank 34 from the water of support 1 interior derivation, with described temperature sensor 41, data collector 42, data comparison means 43, the main control unit 5 that device for detecting water pressure 44 is connected with hydraulic control device 45, connect the drive unit circuit of main control unit 5 and the first water pump 32 and the second water pump 33, and be connected with main control unit 5 and include the parameter setting apparatus 7 of the first default temperature approach.Photovoltaic system 100 of the present invention also can not arrange described data collector 42, but directly by temperature sensor 41, sensed data is directly transferred to main control unit 5, and carried out data processing and control data comparison means 43 comparing judgement by main control unit 5.It is worth mentioning that, at the described support 1 internal memory preferably embodiment that discharges water just, also can adopt the cleaning fluid of other compositions, do not repeat them here.
Described drive unit circuit comprises the first driving circuit 61 that connects main control unit 5 and the first water pump 32 and the second driving circuit 62 that is connected main control unit 5 and the second water pump 33.Described photovoltaic system 100 also comprise be connected with described main control unit 5 and with the wireless communication module 8 of remote monitoring computing machine (not shown) communication, and connect the alarm unit 9 of described main control unit 5 to carry out automatically controlling.
In conjunction with shown in Fig. 1 to Fig. 6, described support 1 be provided with base plate 10, crossing with base plate 10 and in order to carry described photovoltaic module 2 loading plate 11, be supported on the back up pad 12 of described loading plate 11 both sides and be arranged on the water tank 13 with storage of water between described base plate 10, loading plate 11 and described back up pad 12.The hollow type inside of described support 1 is the described water tank 13 in order to water storage.Described loading plate 11 upsides are provided with to locate the locating slot 111 of the solar junction box 21 on described photovoltaic module 2.Described back up pad 12 entirety are triangular in shape, and are provided with water inlet pipe 121 and the drainpipe 122 connecting with described support 1 inner tank 13 and are arranged at the handle 123 of centre position for carrying.Described the first water tank 31 is connected with described water inlet pipe 121, and described the second water tank 34 is connected with described drainpipe 122.Described support 1 also comprises and being obliquely installed, and is an angle setting with described loading plate 11 and supports described loading plate 11 upper ends, be connected the wind deflector 14 of two described back up pads 12 simultaneously.Angle between described loading plate 11 and described back up pad 12 and wind deflector 14 is 90 degree, and the angle between described loading plate 11 and described base plate 10 is between 20 degree to 40 degree.
Described support 1 is also provided with and stretches out described loading plate 11 to locate the spacing frame 15 of described photovoltaic module 2.Described spacing frame 15 is U-shaped below and the both sides that are arranged on described photovoltaic module 2, thereby makes between described spacing frame 15 and loading plate 11 to form the accommodating area 16 of accommodating described photovoltaic module 2.Described support 1 is also provided with the rib 17 that is barred from described photovoltaic module 2 tops.The height of described rib 17 is less than the height of described spacing frame 15, thereby make to form for described photovoltaic module 2 and be fit into the open slot 18 in described accommodating area 16 between described rib 17 end faces and spacing frame 15, and then spacing frame 15 directions that make described photovoltaic module 2 be positioned at below from open slot 18 courts of described rib 17 tops, move installation along the spacing frame 15 of both sides simultaneously.Described support 1 is also included in the package strip (not shown) that is sealed in described photovoltaic module 2 edges when described photovoltaic module 2 is mounted on loading plate 11 and is limited between spacing frame 15.
Described rib 17 offers towards photovoltaic module 2 directions the hole for water spraying 171 that some and described support 1 inner tank connects, thereby make invention photovoltaic system 100 there is self-cleaning function, by described hole for water spraying 171, the water of water tank 13 inside is injected into described photovoltaic module 2 outside surfaces, so that the dust that is attached to photovoltaic module 2 surfaces is cleaned.Described support 1 lower end is provided with the osculum 151 of the spacing frame 15 being connected with described accommodating area 16 and run through described loading plate 11 lower ends so that the water in accommodating area 16 is discharged.It should be noted that, in the present embodiment, described hole for water spraying 171 is arranged on support 1 as the cleaning device of photovoltaic module 2, the water of its ejection comes from described support 1, but in other embodiments of the present invention, also can adopt independently cleaning device and water source to clean photovoltaic module, and needn't adopt the water in support, the embodiment of this kind of replacement all should be considered as the scope of not unconventional skill spirit of the present invention, does not repeat them here.
In the specific works process of photovoltaic system 100 of the present invention, the temperature of temperature sensor 41 testing environment temperature, photovoltaic module 2 temperature and support 1 interior water is also transferred to data collector 42 via main control unit 5 and carries out record, the difference of data comparison means 43 and then computing environment temperature and photovoltaic module 2 temperature; In the time that this temperature gap is greater than the first default temperature approach including in above-mentioned parameter setting device 7, illustrate that photovoltaic module 2 surfaces are because hot spot effect has occurred reason dirty or that dust covers, now main control unit 5 is controlled hydraulic control device 45 and is started, hydraulic pressure is promoted, support 1 is sprayed water operation to clean the dirty dust granule existing, finish the hot spot effect of photovoltaic module 2 own, recover the maximum generation effect of photovoltaic module 2.
It should be noted that, as preferred embodiment, said " the first default temperature approach including in parameter setting apparatus 7 " can carry out manually setting by parameter setting apparatus 7 artificially here, and is not modifiable.At different working environments or in season, can regulate the first default temperature approach to realize more accurately the control of photovoltaic module clean-out operation by parameter setting apparatus 7.
In other situation, the power that under different weather conditions, photovoltaic module 2 can produce can be input in main control unit 5 by parameter setting apparatus 7, by relatively weather and the generating situation of every day of data comparison means 43; When the situation of weather condition and generating does not meet and when deviation very large, the surface that photovoltaic module 2 is described has pollutant to block, now main control unit 5 is controlled hydraulic control device 45 and is started, hydraulic pressure in support 1 is promoted so that hole for water spraying 171 to photovoltaic module 2 surface sprinklings, by photovoltaic module 2 surface cleaning, recover the generating effect of photovoltaic module 2 the bests.
In addition, data comparison means 43 compares temperature and the environment temperature of support 1 interior water simultaneously, in parameter setting apparatus 7, be also provided with the second default temperature approach, in the time that data comparison means 43 calculates the temperature of support 1 interior water and the difference of environment temperature and is greater than the second default temperature approach, main control unit 5 second driving circuits 62 make the second water pump 33 carry out work, and the second water pump 33 is discharged into the water in support 1 in the second water tank 34; Complete when discharge, main control unit 5 first driving circuits 61, are discharged into the water in the first water tank 31 in support 1.
In addition, once device for detecting water pressure 44 detects the hydraulic pressure in support 1 and declines, illustrate that water leakage has occurred support 1, now main control unit 5 starts alarm unit 9, alarm unit 9 so that by wireless communication module 8 by alarm condition be transferred to a remote monitoring computing machine with remind people carry out maintenance management.
By obtaining above, photovoltaic system 100 of the present invention adopts the intelligent self-cleaning functions of formation such as intelligent detection, control effectively to remove dust or the pollutant on photovoltaic module 2 surfaces, manually-operated labour intensity and danger coefficient can be reduced on the one hand, the generated energy of photovoltaic module 2 can be improved greatly on the other hand.
Listed a series of detailed description is above only illustrating for feasibility embodiment of the present invention; they are not in order to limit the scope of the invention, all do not depart from the equivalent embodiment that skill spirit of the present invention does or change and all should be included in protection scope of the present invention within.
Claims (10)
1. a photovoltaic system, it is characterized in that: described photovoltaic system comprises support, be fixed on the photovoltaic module on support, detect the temperature sensor of photovoltaic module temperature and environment temperature, the data comparison means that described photovoltaic module temperature and environment temperature are compared, the main control unit being connected with data comparison means with described temperature sensor, and be connected with main control unit and include the parameter setting apparatus of the first default temperature approach, described support is provided with for the cleaning device towards described photovoltaic module jet surface cleaning fluid, when the temperature approach drawing after described data comparison means compares photovoltaic module temperature and environment temperature is greater than the described first default temperature approach, start described cleaning device by described main control unit.
2. photovoltaic system according to claim 1, is characterized in that: described support is hollow type, and described cleaning fluid is stored in described support; The temperature of the real-time Bracket for Inspection cleaning liquid inside of described temperature sensor, and by described data comparison means, temperature and the environment temperature to this cleaning fluid compares, and is also provided with the second default temperature approach in described parameter setting apparatus.
3. photovoltaic system according to claim 2, is characterized in that: described cleaning fluid is water; Described photovoltaic system also comprises the first water tank, the water in the first water tank is imported to the first water pump in support, the second water pump that the water in support is derived, the second water tank that stores the water of deriving and connects the drive unit circuit of main control unit and the first water pump and the second water pump; When described data comparison means to support in the temperature approach that draws after comparing of the temperature of water and environment temperature while being greater than the described second default temperature approach, described the first water pump and the second starting mode of pump.
4. photovoltaic system according to claim 3, is characterized in that: described photovoltaic system also comprises the data collector that gathers the temperature data of described temperature sensor and be connected with main control unit and the hydraulic control device that is connected and controls hydraulic pressure in support with main control unit; Thereby the hydraulic pressure that described main control unit improves in support by described hydraulic control device starts described cleaning device to photovoltaic module surface sprinkling.
5. photovoltaic system according to claim 4, is characterized in that: described drive unit circuit comprises the first driving circuit that connects main control unit and the first water pump and the second driving circuit that is connected main control unit and the second water pump.
6. according to the photovoltaic system described in any one in claim 3 to 5, it is characterized in that: described photovoltaic system also comprises and connect the alarm unit of described main control unit and connect described main control unit and detect the device for detecting water pressure of hydraulic pressure in described support, described device for detecting water pressure detects in support when hydraulic pressure declines and starts described alarm unit by described main control unit.
7. photovoltaic system according to claim 6, is characterized in that: described photovoltaic system also comprise be connected with described main control unit and with the wireless communication module of a remote monitoring computer communication.
8. photovoltaic system according to claim 1, it is characterized in that: described support is provided with a loading plate that is obliquely installed to carry described photovoltaic module, is supported on the back up pad of described loading plate both sides and is an angle setting with described loading plate and supports described loading plate upper end, is connected the wind deflector of two described back up pads simultaneously, and described back up pad is provided with the water inlet pipe and the drainpipe that connect with described internal stent.
9. photovoltaic system according to claim 8, it is characterized in that: described support is also provided with the spacing frame that stretches out described loading plate and be separately positioned on described loading plate lower end and both sides, between described spacing frame and loading plate, form the accommodating area of accommodating described photovoltaic module.
10. photovoltaic system according to claim 9, it is characterized in that: described support is also provided with the rib that is arranged on described loading plate upper end and stretches out described loading plate, the height of described rib is less than the height of described spacing frame, between described rib end face and spacing frame, forms for described photovoltaic module and is fit into the open slot in described accommodating area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201310048673.XA CN103984292B (en) | 2013-02-07 | 2013-02-07 | Photovoltaic system |
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| CN201310048673.XA CN103984292B (en) | 2013-02-07 | 2013-02-07 | Photovoltaic system |
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| CN103984292A true CN103984292A (en) | 2014-08-13 |
| CN103984292B CN103984292B (en) | 2017-03-29 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104607400A (en) * | 2015-01-05 | 2015-05-13 | 北京天诚同创电气有限公司 | Cleaning and scanning device and cleaning method for photovoltaic cell panel |
| CN104646340A (en) * | 2015-03-09 | 2015-05-27 | 武汉理工大学 | Self-detecting cleaning device for photovoltaic array |
| CN105965510A (en) * | 2016-06-12 | 2016-09-28 | 合肥中科智翔自动化技术有限公司 | Control method for photovoltaic panel cleaning robot |
| CN106226357A (en) * | 2016-08-23 | 2016-12-14 | 河海大学常州校区 | A kind of photovoltaic module superficial dust detection device and method |
| CN106301191A (en) * | 2015-05-22 | 2017-01-04 | 科沃斯商用机器人有限公司 | Solar panel automatic cleaning system and control method thereof |
| WO2017004896A1 (en) * | 2015-04-27 | 2017-01-12 | 喀什博思光伏科技有限公司 | Detection system and detection method applied to photovoltaic component fault detection |
| CN106656042A (en) * | 2016-12-30 | 2017-05-10 | 安徽晶润新能源有限公司 | Safety detection and service life evaluation method of photovoltaic panel |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104607400A (en) * | 2015-01-05 | 2015-05-13 | 北京天诚同创电气有限公司 | Cleaning and scanning device and cleaning method for photovoltaic cell panel |
| CN104646340A (en) * | 2015-03-09 | 2015-05-27 | 武汉理工大学 | Self-detecting cleaning device for photovoltaic array |
| WO2017004896A1 (en) * | 2015-04-27 | 2017-01-12 | 喀什博思光伏科技有限公司 | Detection system and detection method applied to photovoltaic component fault detection |
| CN106301191A (en) * | 2015-05-22 | 2017-01-04 | 科沃斯商用机器人有限公司 | Solar panel automatic cleaning system and control method thereof |
| CN105965510A (en) * | 2016-06-12 | 2016-09-28 | 合肥中科智翔自动化技术有限公司 | Control method for photovoltaic panel cleaning robot |
| CN106226357A (en) * | 2016-08-23 | 2016-12-14 | 河海大学常州校区 | A kind of photovoltaic module superficial dust detection device and method |
| CN106656042A (en) * | 2016-12-30 | 2017-05-10 | 安徽晶润新能源有限公司 | Safety detection and service life evaluation method of photovoltaic panel |
| CN106656042B (en) * | 2016-12-30 | 2018-11-06 | 安徽晶润新能源有限公司 | A kind of photovoltaic panel safety detection and lifetime estimation method |
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| CN103984292B (en) | 2017-03-29 |
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Address after: 215000 Suzhou high tech Industrial Development Zone, Jiangsu Province, Lu Lu, No. 199, No. Co-patentee after: Changshu Canadian Solar Inc. Patentee after: Artes sunshine Power Group Co. Ltd. Address before: 215000 Suzhou high tech Industrial Development Zone, Jiangsu Province, Lu Lu, No. 199, No. Co-patentee before: Changshu Canadian Solar Inc. Patentee before: Canadian (China) Investment Co., Ltd. |
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| CP03 | Change of name, title or address |
Address after: No. 199, deer mountain road, Suzhou high tech Zone, Jiangsu Province Patentee after: Atlas sunshine Power Group Co.,Ltd. Patentee after: Changshu Artes Sunshine Power Technology Co.,Ltd. Address before: 215000 No. 199, Lushan Road, Suzhou hi tech Industrial Development Zone, Suzhou City, Jiangsu Province Patentee before: CSI SOLAR POWER GROUP Co.,Ltd. Patentee before: Changshu Artes Sunshine Power Technology Co.,Ltd. |