CN103056116B - Photovoltaic module surface dust cleaning method and photovoltaic module with self-cleaning function - Google Patents
Photovoltaic module surface dust cleaning method and photovoltaic module with self-cleaning function Download PDFInfo
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- 238000004140 cleaning Methods 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title claims abstract description 18
- 239000000428 dust Substances 0.000 title abstract description 5
- 238000001514 detection method Methods 0.000 claims abstract description 10
- 239000000835 fiber Substances 0.000 claims abstract description 10
- 230000033001 locomotion Effects 0.000 claims description 39
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- 210000004027 cell Anatomy 0.000 description 4
- 238000005507 spraying Methods 0.000 description 3
- 239000000956 alloy Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 210000003850 cellular structure Anatomy 0.000 description 1
- 238000004590 computer program Methods 0.000 description 1
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Abstract
A photovoltaic module surface dust cleaning method includes the steps: arranging a fixing portion for fixing a base net made of high-strength fiber yarns at a first end of a support of a photovoltaic module, and connecting fiber yarn cleaning parts on joints of the base net; arranging a guide mechanism capable of moving from the first end of the support to a second end of the support on the support of the photovoltaic module, and fixedly connecting the guide mechanism with the base net; and arranging control equipment connected with the guide mechanism on the support of the photovoltaic module, and enabling free ends of the fiber yarn cleaning parts to swing irregularly by taking wind energy as power so that accumulated dust on the surface of a solar panel component is wiped, adsorbed and thrown away, wherein the control equipment detects working conditions of the photovoltaic module, generates corresponding detection signal values and controls the guide mechanism to move towards the second end of the support when the detection signal values and a predetermined first standard value are corresponding, so that the base net is arranged on the surface of the solar panel component of the photovoltaic module. The invention further provides the photovoltaic module with a self-cleaning function.
Description
technical field:
The present invention relates to body surface dedusting technology field, particularly a kind of photovoltaic module surface dirt sweep-out method and have the photovoltaic module of self-cleaning function.
background technology:
New forms of energy project is advanced by leaps and bounds now, within 2012, photovoltaic capacity of installed generator has reached 4,000,000 kilowatts, estimates that 2015 reach 2,000 ten thousand kilowatts, due to the impact of depositing dust in air, the covering of formation to photovoltaic module, has reduced light transmittance, the decrease in efficiency of assembly, the minimizing of output electric energy.Therefore a large amount of assemblies needs cleaning.
Adopt the dirt that covers on traditional water spraying method or wiping method cleaning photovoltaic cell component surface, not only need to purchase large number quipments, and labor intensive and water resource, adopt traditional water spraying method or wiping method cleaning speed slow, reduced photovoltaic unit-economy benefit.
summary of the invention:
In view of this, be necessary to provide a kind of wind energy of utilizing automatically to remove the photovoltaic module surface dirt sweep-out method that dirt is covered on photovoltaic module surface.
Also be necessary to provide a kind of photovoltaic module that has self-cleaning function.
A photovoltaic module surface dirt sweep-out method, comprises the steps:
The fixed part that is provided for fixing one end by the thread base net of high strength fibre at the first end of the bracing frame of photovoltaic module, is wherein connected with single cleaning device on the node of base net;
The guide that can move to from the first end of bracing frame the second end of bracing frame is set on the bracing frame of photovoltaic module, and guide is fixedly connected with the other end of base net;
On the bracing frame of photovoltaic module, control appliance is set, control appliance is connected with guide, control appliance detects the working condition of photovoltaic module and produces corresponding detected signal value, and judging detected signal value with predetermined the first standard value when corresponding, control guide to the second end motion of bracing frame, base net is arranged on the battery panel components surface of photovoltaic module, the free end of single cleaning device is usingd wind energy and is carried out random swing as power, covering dirt wiping on battery panel components surface, adsorb and get rid of.
A photovoltaic module that has self-cleaning function, comprises battery panel components, for the bracing frame of self-contained battery board component; This have the photovoltaic module of self-cleaning function also comprise control appliance, by the thread base net of high strength fibre, on the node of base net, be connected with single cleaning device; The first end of bracing frame is provided for the fixedly fixed part of one end of base net, and the guide that can move to from the first end of bracing frame the second end of bracing frame is set on bracing frame, and guide is fixedly connected with the other end of base net; Control appliance is connected with guide, control appliance is for detection of the working condition of photovoltaic module and produce corresponding detected signal value, and judging detected signal value with predetermined the first standard value when corresponding, control guide to the second end motion of bracing frame, base net is arranged on the battery panel components surface of photovoltaic module, the free end of single cleaning device is usingd wind energy and is carried out random swing as power, covering dirt wiping on battery panel components surface, adsorb and get rid of.
Above-mentioned photovoltaic assembly surface dirt sweep-out method and have the photovoltaic module of self-cleaning function, at the first end of the bracing frame of photovoltaic module, be provided for the fixed part of fixing one end by the thread base net of high strength fibre, the guide that can move to from the first end of bracing frame the second end of bracing frame is set on the bracing frame of photovoltaic module, and guide is fixedly connected with the other end of base net, on the bracing frame of photovoltaic module, control appliance is set, control appliance is connected with guide, control appliance detects the working condition of photovoltaic module and produces corresponding detected signal value, and judging detected signal value with predetermined the first standard value when corresponding, control guide to the second end motion of bracing frame, base net is arranged on the battery panel components surface of photovoltaic module, the free end of single cleaning device is usingd wind energy and is carried out random swing as power, covering dirt wiping on battery panel components surface, adsorb and get rid of, and then saved in existing photovoltaic generating system and purchased, the high cost expenditure of water spraying and cleaning apparatus is installed, reduce water resource, human resources consume, can significantly accelerate cleaning speed, can stop, reduce adhering to of dust, keep photovoltaic module surface cleanness.Increase the generating capacity of photovoltaic generating system, improved the economic benefit of photovoltaic unit.
accompanying drawing explanation:
Accompanying drawing 1 is the flow chart of the photovoltaic module surface dirt sweep-out method of a better embodiment.
Accompanying drawing 2 is structural representations of the photovoltaic module that has self-cleaning function of a better embodiment.
Accompanying drawing 3 is the system principle schematic diagrames that have the photovoltaic module of self-cleaning function in Fig. 1.
Accompanying drawing 4 is the electric control theory figure of controller that have the photovoltaic module of self-cleaning function.
In figure: photovoltaic module surface dirt sweep-out method step S301～S309, the photovoltaic module 10 that has self-cleaning function, battery panel components 11, primary importance detector 111, second place detector 112, bracing frame 12, fixed part 120, guide 121, control appliance 13, drive motors 131, drive plate 132, controller 133, base net 14, single cleaning device 15.
the specific embodiment:
Please refer to Fig. 1, a kind of photovoltaic module surface dirt sweep-out method, comprises the steps:
Step S301, is provided for the fixed part of fixing one end by the thread base net of high strength fibre at the first end of the bracing frame of photovoltaic module, wherein on the node of base net, be connected with single cleaning device.Wherein, the shape of single cleaning device and material are selected according to actual application environment and are determined.
Step S302 arranges the guide that can move to from the first end of bracing frame the second end of bracing frame on the bracing frame of photovoltaic module, and guide is fixedly connected with the other end of base net.
Step S303, on the bracing frame of photovoltaic module, control appliance is set, control appliance is connected with guide, control appliance detects the working condition of photovoltaic module and produces corresponding detected signal value, and judging detected signal value with predetermined the first standard value when corresponding, control guide to the second end motion of bracing frame, base net is arranged on the battery panel components surface of photovoltaic module, the free end of single cleaning device is usingd wind energy and is carried out random swing as power, covering dirt wiping on battery panel components surface, adsorb and get rid of; Wherein bracing frame adopts the aluminum alloy frame that aluminum alloy materials is made, and battery panel components comprises cell panel and cover the glass hood plate on cell panel, and battery panel components is fixed on bracing frame; The shape of single cleaning device can be lines for one end, and the other end is spherical or beading; The shape of single cleaning device can also be polyline shaped.
Step S304 arranges primary importance detector, second place detector on the battery panel components surface of photovoltaic module, and wherein primary importance detector is near the first end of bracing frame, and second place detector is near the second end of bracing frame.
Step S305, control appliance is being judged detected signal value with predetermined the first standard value when corresponding, also start second place detector, second place detector is when base net being detected, export default stop signal and quit work after to control appliance, control appliance is controlled guide stop motion according to stop signal.
Step S306, control appliance when corresponding, is controlled guide to the first end motion of bracing frame, so that base net is packed up with predetermined the second standard value judging detected signal value.
Step S307, control appliance is being judged detected signal value with predetermined the second standard value when corresponding, also start primary importance detector, primary importance detector is when base net being detected, export default stop signal and quit work after to control appliance, control appliance is controlled guide stop motion according to stop signal.
Step S308, control appliance detects whether produce rainfall signal value, when judging generation rainfall signal value, controls guide to the first end motion of bracing frame, so that base net is packed up; Wherein, rainfall signal value can produce by rainfall sensor by rainfall sensor is set on photovoltaic module, can be also the rainfall signal value of the photovoltaic powerplant control room transmission of reception.
Step S309, control appliance judges whether to receive forces deployment signal value, receives while forcing deployment signal value judging, and controls guide to the second end motion of bracing frame, base net is arranged on the battery panel components surface of photovoltaic module; Control appliance judges whether to receive forces to pack up signal value, receives while forcing to pack up signal value judging, and controls guide to the first end motion of bracing frame, so that base net is packed up.Forcing deployment signal value, forcing to pack up signal value is to be pressed and launched button, pack up button and produce by field control personnel.
In above-mentioned photovoltaic module surface dirt sweep-out method, control appliance can produce corresponding detected signal value by detecting the inverter working condition or the photovoltaic module output end voltage situation that connect with photovoltaic module:
For example, the first predetermined standard value is for representing the starting state value of inverter work, the second predetermined standard value is while representing the out-of-work halted state value of inverter, control appliance detects the inverter working condition being connected with photovoltaic module, when control appliance detects inverter startup, and producing the first corresponding detected signal value, this first detected signal value is used for representing inverter startup; When control appliance detects inverter and quits work, and produce the second corresponding detected signal value, this second detected signal value is used for representing that inverter quits work.
For example, the first predetermined standard value and the second predetermined standard value are same for representing the magnitude of voltage of photovoltaic module output end voltage, control appliance detects the output end voltage working condition of photovoltaic module, and producing the first corresponding detected signal value, this first detected signal value is for representing the current output voltage values of output of photovoltaic module; When judging detected signal value and be less than the first predetermined standard value, control guide to the second end motion of bracing frame; When judging detected signal value and be greater than the second predetermined standard value, control guide to the first end motion of bracing frame.
Please refer to Fig. 2 and Fig. 3, have the photovoltaic module 10 of self-cleaning function comprise battery panel components 11, the bracing frame 12 for self-contained battery board component 11, control appliance 13, by the thread base net 14 of high strength fibre, on the node of base net 14, be connected with single cleaning device 15.Wherein bracing frame adopts the aluminum alloy frame that aluminum alloy materials is made, and battery panel components comprises cell panel and covers the glass hood plate on cell panel; Wherein, the shape of single cleaning device 15 and material are selected according to actual application environment and are determined, for example the shape of single cleaning device 15 can be lines for one end, and the other end is spherical or beading; The shape of single cleaning device 15 can also be polyline shaped.
The first end of bracing frame 12 is provided for the fixedly fixed part 120 of one end of base net 14, and the guide 121 that can move to from the first end of bracing frame 12 the second end of bracing frame 12 is set on bracing frame 12, and guide 121 is fixedly connected with the other end of base net 14; Control appliance 13 is connected with guide 121, control appliance 13 is for detection of the working condition of photovoltaic module and produce corresponding detected signal value, and judging detected signal value with predetermined the first standard value when corresponding, control guide 121 to the second end motion of bracing frame 12, base net 14 is arranged on battery panel components 11 surfaces of photovoltaic module, the free end of single cleaning device 15 is usingd wind energy and is carried out random swing as power, covering dirt wiping, adsorb and get rid of on battery panel components 11 surfaces.
In the present embodiment, primary importance detector 111, second place detector 112 are set on battery panel components 11 surfaces, wherein primary importance detector 111 is near the first end of bracing frame 12, and second place detector 112 is near the second end of bracing frame 12; Control appliance 13 is being judged detected signal value with predetermined the first standard value when corresponding, also start second place detector 112, second place detector 112 is when base net 14 being detected, export default stop signal and quit work after to control appliance 13, control appliance 13 is controlled guide 121 stop motions according to stop signal.
Further, control appliance 13 when corresponding, is controlled guide 121 to the first end motion of bracing frame 12, so that base net 14 is packed up with predetermined the second standard value judging detected signal value; Control appliance 13 is being judged detected signal value with predetermined the second standard value when corresponding, also start primary importance detector 111, primary importance detector 111 is when base net 14 being detected, export default stop signal and quit work after to control appliance 13, control appliance 13 is controlled guide 121 stop motions according to stop signal.Control appliance, also for judging whether to produce rainfall signal value, when judging generation rainfall signal value, is controlled guide to the first end motion of bracing frame, so that base net is packed up; Wherein, rainfall signal value can produce by rainfall sensor by rainfall sensor is set on photovoltaic module, can be also that the attendant that receives operates the rainfall signal value of controlling computer in control room and producing.Control appliance 13 is also for judging whether to receive pressure deployment signal value, receive while forcing deployment signal value judging, control guide 121 to the second end motion of bracing frame 12, base net 14 is arranged on battery panel components 11 surfaces of photovoltaic module; Control appliance 13 judges whether to receive forces to pack up signal value, receives while forcing to pack up signal value judging, and controls guide 121 to the first end motion of bracing frame 12, so that base net 14 is packed up; Forcing deployment signal value, forcing to pack up signal value is to be pressed and launched button, pack up button and produce by field control personnel.
In the above-described embodiment, fixed part 120 can be base net and is wound around running roller, guide 121 is connected with fixed part 120 by driving-belt, control appliance 13 comprises drive motors 131, drive plate 132, controller 133, the output of drive motors 131 is wound around running roller with base net and is connected to drive guide 121 to moving on bracing frame 12, the input of drive motors 131 and drive plate 132 are electrically connected, drive plate 132 is also electrically connected with controller 133, controller 133 represents above-mentioned detection by operation, the computer program of judgement and control function, complete the wind energy automatic cleaning function of photovoltaic module 10.For example, guide 121 is included in the chute that the both sides of bracing frame 12 arrange and the guide being connected with base net 14, and two guides are embedded in chute accordingly, and guide slides the second end to bracing frame 12 under the effect of drive motors 131 in chute.
In the above-mentioned photovoltaic module 10 that has a self-cleaning function, control appliance 13 can produce corresponding detected signal value by detecting with inverter working condition or the photovoltaic module output end voltage situation of photovoltaic module connection:
For example, the first predetermined standard value is for representing the starting state value of inverter work, the second predetermined standard value is while representing the out-of-work halted state value of inverter, control appliance 13 detects the inverter working condition being connected with photovoltaic module, when control appliance detects inverter startup, and producing the first corresponding detected signal value, this first detected signal value is used for representing inverter startup; When control appliance detects inverter and quits work, and produce the second corresponding detected signal value, this second detected signal value is used for representing that inverter quits work.
For example, the first predetermined standard value and the second predetermined standard value are same for representing the magnitude of voltage of photovoltaic module output end voltage, control appliance 13 detects the output end voltage working condition of photovoltaic module, and producing the first corresponding detected signal value, this first detected signal value is for representing the current output voltage values of output of photovoltaic module; When judging detected signal value and be less than the first predetermined standard value, control guide 121 to the second end motion of bracing frame 12; When judging detected signal value and be greater than the second predetermined standard value, control guide 121 to the first end motion of bracing frame 12.
In addition, controller 133 also can complete by electric elements the wind energy automatic cleaning function of photovoltaic module 10, please refer to Fig. 4, the electrical schematic diagram of controller 133, K11, K12 is for covering the pair of contact of position, K21, K22 is the pair of contact of evacuation situation, K3 is for allowing to withdraw signal (automatic detection components voltage, trailing edge triggering for generating from high to low), K4 is for allowing to cover signal (automatic detection components voltage, rising edge triggering for generating from low to high), K5 is that contact is withdrawn in rainfall, K6 withdraws contact for other lockings, K7 is other lockings covering contacts, K8 is for manually forcing to withdraw function (can be produced by pressing compulsory execution button by administrative staff), K9 is the artificial covering function of forcing, KM1 is for withdrawing direction driver output, KM2 is the driver output of coverage direction.
Wherein on the contact of " allowing to withdraw " and meet " rainfall is withdrawn " contact K5, object is in order to occur rainfall during covering, device to be withdrawn.In K7, contain the contact of rainfall locking, overlap action while preventing rainfall.Covering is carried out between clear-up period, at K3, " allows to withdraw " while not occurring, once there is rainfall, the K5 closing of contact, withdraws cleaning net, (action is withdrawn in rainfall at night).
When without barring conditions such as rainfalls, K6, K7 are in the close position, drive loop normal.
When irradiation intensity reduces, assembly output voltage is lower than a certain setting, allow to cover contact K4 conducting, and " in evacuation situation " contact (often opening K22 conducting) of device, " covering position " contact (normally closed K12 conducting), detects the K7 of the lockings such as " rainfall signals " of unrestricted overlap action, KM2 band electric drive overlap action, and evacuation situation contact (K22) short circuit is kept, until device arrives, covering position K11 is closed, K12 disconnects, overlap action finishes.
When irradiation intensity raises, photovoltaic module output voltage is higher than a certain setting, or inverter startup, grid-connected signal, or rainfall, or artificial force generations such as withdrawing withdraw signal, " allowing to withdraw " contact K3, K5, K8, K10 conducting arranged side by side, now, base net, covering position (K11 conducting), in evacuation situation normally-closed contact (K21 conducting), is withdrawn and is driven KM1 charged, driving is withdrawn, and will cover position normally opened contact short circuit, keep, until base net arrives the evacuation situation K21 closing of contact, K22 contact disconnects, and withdraws release.
Stop signal while utilizing photovoltaic DC-to-AC converter to quit work or photovoltaic module output end voltage are reduced to limit value voltage or the artificial covering signal of forcing, " allowing to cover " signal producing, control automatics and carry out overlap action, cleaning net is covered to battery panel components surface.At photovoltaic DC-to-AC converter, start when entering or just having entered duty, utilize inverter startup signal (or grid-connected inverters signal), or photovoltaic module output end voltage is elevated to limit value voltage, or rainfall signal, automatically base net is recalled.Base net covers battery panel components when surface, and the single cleaning device that utilizes wind-force effect to blow on base net swings in different directions, by battery panel components surface cover dirt wiping, absorption, gets rid of.
Claims (2)
1. a photovoltaic module surface dirt sweep-out method, is characterized in that, comprises the steps:
The fixed part that is provided for fixing one end by the thread base net of high strength fibre at the first end of the bracing frame of photovoltaic module, is wherein connected with single cleaning device on the node of base net;
The guide that can move to from the first end of bracing frame the second end of bracing frame is set on the bracing frame of photovoltaic module, and guide is fixedly connected with the other end of base net;
On the bracing frame of photovoltaic module, control appliance is set, control appliance is connected with guide, control appliance detects the working condition of photovoltaic module and produces corresponding detected signal value, and judging detected signal value with predetermined the first standard value when corresponding, control guide to the second end motion of bracing frame, base net is arranged on the battery panel components surface of photovoltaic module, the free end of single cleaning device is usingd wind energy and is carried out random swing as power, covering dirt wiping on battery panel components surface, adsorb and get rid of.
2. photovoltaic module surface dirt sweep-out method according to claim 1, is characterized in that, further comprising the steps of:
Primary importance detector, second place detector are set on the battery panel components surface of photovoltaic module, and wherein primary importance detector is near the first end of bracing frame, and second place detector is near the second end of bracing frame;
Control appliance is being judged detected signal value with predetermined the first standard value when corresponding, also start second place detector, second place detector is when base net being detected, export default stop signal and quit work after to control appliance, control appliance is controlled guide stop motion according to stop signal;
Control appliance when corresponding, is controlled guide to the first end motion of bracing frame, so that base net is packed up with predetermined the second standard value judging detected signal value;
Control appliance is being judged detected signal value with predetermined the second standard value when corresponding, also start primary importance detector, primary importance detector is when base net being detected, export default stop signal and quit work after to control appliance, control appliance is controlled guide stop motion according to stop signal.
3. photovoltaic module surface dirt sweep-out method according to claim 2, is characterized in that, further comprising the steps of:
The first predetermined standard value is for representing the starting state value of inverter work, and the second predetermined standard value is for representing the out-of-work halted state value of inverter;
Control appliance detects the inverter working condition being connected with photovoltaic module, when control appliance detects inverter startup, and produces the first corresponding detected signal value, and this first detected signal value is used for representing inverter startup;
When control appliance detects inverter and quits work, and produce the second corresponding detected signal value, this second detected signal value is used for representing that inverter quits work.
4. photovoltaic module surface dirt sweep-out method according to claim 2, it is characterized in that, further comprising the steps of: the first predetermined standard value and the second predetermined standard value are same for representing the magnitude of voltage of photovoltaic module output end voltage, control appliance detects the output end voltage working condition of photovoltaic module, and producing the first corresponding detected signal value, this first detected signal value is for representing the current output voltage values of output of photovoltaic module;
When judging detected signal value and be less than the first predetermined standard value, control guide to the second end motion of bracing frame;
When judging detected signal value and be greater than the second predetermined standard value, control guide to the first end motion of bracing frame.
5. photovoltaic module surface dirt sweep-out method according to claim 1, it is characterized in that, further comprising the steps of: control appliance detects whether produce rainfall signal value, when judging generation rainfall signal value, control guide to the first end motion of bracing frame, so that base net is packed up;
Control appliance judges whether to receive forces deployment signal value, receives while forcing deployment signal value judging, and controls guide to the second end motion of bracing frame, base net is arranged on the battery panel components surface of photovoltaic module;
Control appliance judges whether to receive forces to pack up signal value, receives while forcing to pack up signal value judging, and controls guide to the first end motion of bracing frame, so that base net is packed up.
6. a photovoltaic module that has self-cleaning function, comprise battery panel components, the bracing frame for self-contained battery board component, control appliance, it is characterized in that: this has the photovoltaic module of self-cleaning function also to comprise by the thread base net of high strength fibre, is connected with single cleaning device on the node of base net; The first end of bracing frame is provided for the fixedly fixed part of one end of base net, and the guide that can move to from the first end of bracing frame the second end of bracing frame is set on bracing frame, and guide is fixedly connected with the other end of base net; Control appliance is connected with guide, control appliance is for detection of the working condition of photovoltaic module and produce corresponding detected signal value, and judging detected signal value with predetermined the first standard value when corresponding, control guide to the second end motion of bracing frame, base net is arranged on the battery panel components surface of photovoltaic module, the free end of single cleaning device is usingd wind energy and is carried out random swing as power, covering dirt wiping on battery panel components surface, adsorb and get rid of.
7. the photovoltaic module that has self-cleaning function according to claim 6, it is characterized in that: primary importance detector, second place detector are set on battery panel components surface, wherein primary importance detector is near the first end of bracing frame, and second place detector is near the second end of bracing frame; Control appliance is being judged detected signal value with predetermined the first standard value when corresponding, also start second place detector, second place detector is when base net being detected, export default stop signal and quit work after to control appliance, control appliance is controlled guide stop motion according to stop signal.
8. the photovoltaic module that has self-cleaning function according to claim 6, is characterized in that: control appliance when corresponding, is controlled guide to the first end motion of bracing frame, so that base net is packed up with predetermined the second standard value judging detected signal value; Control appliance is being judged detected signal value with predetermined the second standard value when corresponding, also start primary importance detector, primary importance detector is when base net being detected, export default stop signal and quit work after to control appliance, control appliance is controlled guide stop motion according to stop signal;
The first predetermined standard value is for representing the starting state value of inverter work, and the second predetermined standard value is for representing the out-of-work halted state value of inverter; Control appliance is for detection of the inverter working condition being connected with photovoltaic module, and control appliance, when inverter startup being detected, produces the first corresponding detected signal value, and this first detected signal value is used for representing inverter startup; When control appliance detects inverter and quits work, and produce the second corresponding detected signal value, this second detected signal value is used for representing that inverter quits work.
9. the photovoltaic module that has self-cleaning function according to claim 6, it is characterized in that: the first predetermined standard value and the second predetermined standard value are same for representing the magnitude of voltage of photovoltaic module output end voltage, control appliance is for detection of the output end voltage working condition of photovoltaic module, and producing the first corresponding detected signal value, this first detected signal value is for representing the current output voltage values of output of photovoltaic module; When judging detected signal value and be less than the first predetermined standard value, control guide to the second end motion of bracing frame; When judging detected signal value and be greater than the second predetermined standard value, control guide to the first end motion of bracing frame.
10. the photovoltaic module that has self-cleaning function according to claim 6, it is characterized in that: control appliance is also for judging whether to produce rainfall signal value, when judging generation rainfall signal value, control guide to the first end motion of bracing frame, so that base net is packed up; Control appliance is also forced deployment signal value for judging whether to receive, and receives while forcing deployment signal value judging, and controls guide to the second end motion of bracing frame, base net is arranged on the battery panel components surface of photovoltaic module; Control appliance judges whether to receive forces to pack up signal value, receives while forcing to pack up signal value judging, and controls guide to the first end motion of bracing frame, so that base net is packed up.
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| JPH08223062A (en) * | 1995-02-14 | 1996-08-30 | Akihiro Kobayashi | Exclusive receiver for radio emergency alarm broadcast |
| JPH10311271A (en) * | 1997-05-09 | 1998-11-24 | Hideaki Kuwatake | Cleaning of solar battery by vertical shaft windmill and wind power generator |
| CN101530044A (en) * | 2009-04-18 | 2009-09-16 | 寿光市新世纪种苗有限公司 | Dust removal device for sunlight greenhouse |
| CN102294339A (en) * | 2010-06-28 | 2011-12-28 | 沙晓林 | Cleaning device for surface of solar photovoltaic module |
| CN102280498B (en) * | 2011-07-04 | 2014-04-09 | 上海电力学院 | Intelligent cleaning system for solar photovoltaic photo-thermal panel |
| CN102416393A (en) * | 2011-09-29 | 2012-04-18 | 南通美能得太阳能电力科技有限公司 | Automatic dust removing device for solar cell assembly |
-
2013
- 2013-01-25 CN CN201310028704.5A patent/CN103056116B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN103056116A (en) | 2013-04-24 |
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Inventor after: Huang Liang Inventor after: Jia Zhengye Inventor after: Jiang Wenlong Inventor after: Wang Huande Inventor after: Wang Jingyuan Inventor after: Wu Liguang Inventor before: Duan Lewei |
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Effective date of registration: 20170113 Address after: Taizhou City, Zhejiang province 317606 Yuhuan County town industrial area Patentee after: Zhejiang BLD Solar Technology Co., Ltd. Address before: 753000 the Ningxia Hui Autonomous Region Shizuishan city Dawukou District Ming Road 4-1 Patentee before: Duan Lewei |
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