WO2011149116A1 - 태양광 발전 시스템의 제설장치 - Google Patents
태양광 발전 시스템의 제설장치 Download PDFInfo
- Publication number
- WO2011149116A1 WO2011149116A1 PCT/KR2010/003251 KR2010003251W WO2011149116A1 WO 2011149116 A1 WO2011149116 A1 WO 2011149116A1 KR 2010003251 W KR2010003251 W KR 2010003251W WO 2011149116 A1 WO2011149116 A1 WO 2011149116A1
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- WIPO (PCT)
- Prior art keywords
- snow
- cell module
- solar cell
- power
- snow removal
- Prior art date
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- 238000010248 power generation Methods 0.000 title claims abstract description 48
- 238000001514 detection method Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 11
- 238000002844 melting Methods 0.000 claims description 10
- 230000008018 melting Effects 0.000 claims description 10
- 239000000155 melt Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009825 accumulation Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000005431 greenhouse gas Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Images
Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/38—Energy storage means, e.g. batteries, structurally associated with PV modules
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/10—Cleaning arrangements
- H02S40/12—Means for removing snow
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
Definitions
- the present invention relates to a snow removal apparatus of a solar power system.
- photovoltaic power generation is a solar cell (Solar Cell) or a collection of solar cells are connected to the solar cells in series to obtain the desired electromotive force and to collect solar light and protect the solar cell from the outside Condensing refers to generating electricity.
- This photovoltaic power generation uses the photovoltaic effect, and unlike the existing energy sources based on fossil raw materials, clean energy does not cause the risk of greenhouse gas emissions, noise, and environmental degradation, which cause global warming. There is no worry of exhaustion because it is a circle and is based on the infinite sun light.
- a solar cell module having a relatively large area is exposed to the outside air in order to maximize the amount of condensing.
- a space such as a roof or a roof of a building is utilized.
- photovoltaic power generation has difficulty in supplying power consistently over time, and it cannot produce power at night when it can't collect sunlight, The output amount also varies.
- the sun's daily altitude is the highest in June and the lowest in December, so the concentration of solar light is relatively low in winter, resulting in lower average solar power output.
- snowfall during the winter causes very low output losses that are very fatal for solar power generation.
- the weather is often cloudy, so it is difficult to generate output of solar power.
- the output may be reduced despite the clear weather after snowfall.
- the solar cell module may be damaged due to snow load because it is not prepared for heavy snow, and when the solar cell module is partially operated by the eye, the solar cell module is partially damaged.
- the solar cell module is partially damaged.
- An object of the present invention is to solve the above problems, by supplying a current for snow removal to the solar cell when a certain amount of snow falls so that the solar cell maintains the melting temperature of the snow, to prevent the accumulation of snow on the solar cell
- the present invention provides a snow removal apparatus for a solar power generation system.
- the snow removing apparatus of the solar power generation system for achieving this object, the solar cell module for absorbing sunlight and converting it into electrical energy, and the DC power generated by the solar cell module as an AC power source Inverter converts and supplies to customer side load, and connects solar cell module and inverter in normal driving state to perform photovoltaic power generation. If operation of snow removal switch is made by worker, stop photovoltaic power generation and remove snow power switches for switching so as to supply to the battery module, and that can be linked to an external power source, a snow-removing power to AC power when the snow switch operation of the operator performed applied from an external power source to the solar cell module through converts the direct-current power supply switch The surface of the solar cell module supplies the temperature at which snow melts by snow removal power.
- the snow removal power is continuously supplied to the solar cell module. If the electric conductivity is lower than the preset value, the snow removal is determined to be completed. It may include a snow removal power supply for stopping the snow removal power supply.
- the snow removal power supply unit measures the electrical conductivity of the surface of the solar cell module based on the resistance value according to the current flow between the electrodes installed on the left and right sides of the solar cell module surface, and in advance as long as the solar cell module is not burned out. It is preferable to be configured to supply the set snow removal power to the solar cell module.
- the snow removing apparatus of the solar power generation system the solar cell module for absorbing sunlight and converting it into electrical energy, and the customer side by converting the DC power generated from the solar cell module to AC power It consists of an inverter that supplies the load, a weight sensor and / or a humidity sensor, and detects a snow state accumulated on the surface of the solar cell module based on weight or / and humidity, and a detection signal input from the sensor It checks the snow state based on the snow, and if the snow state is confirmed, the control unit to generate and output the snow control signal, and in the normal driving state to connect the solar cell module and the inverter to perform photovoltaic power generation, the snow control is applied from the control unit Switch to stop solar power generation according to the signal and switch to supply snow removal power to the solar cell module, It is linked with high external power and converts AC power applied from external power to DC power according to snow removal control signal applied from controller and supplies snow power to solar cell module through switch to remove snow surface.
- the snow melting temperature is maintained by electric power, but if the electric conductivity measured on the surface of the solar cell module is higher than the preset value, the snow power is continuously supplied to the solar cell module, and if the electric conductivity is lower than the preset value, the snow is removed. Determination of completion may include a snow removal power supply for stopping the supply of snow power to the solar cell module.
- the snow removing power supply unit measures the electrical conductivity of the surface of the solar cell module based on the resistance value according to the current flow between the electrodes installed on the left and right sides of the solar cell module surface, the solar cell module is not burned under the control of the controller It is preferable to provide a predetermined snow removal power to the solar cell module within the limit, to supply the differential snow removal power to the solar cell module according to the snow state accumulated on the surface of the solar cell module.
- the solar cell module supplies current to the solar cell module so that the solar cell module maintains the melting temperature of the solar cell due to the snow load. It is possible to prevent the module from being damaged, and there is an effect of preventing secondary damage due to snow falling on the solar cell module, which is usually located at a high place.
- FIG. 1 is a view schematically showing the configuration of a snow removal apparatus of a solar power system according to an embodiment of the present invention.
- FIG. 2 is a view schematically showing a configuration of a snow removal apparatus of a solar power system according to another embodiment of the present invention.
- control unit 280 control unit
- FIG. 1 is a view schematically showing the configuration of a snow removal apparatus of a solar power system according to an embodiment of the present invention.
- the snow removal apparatus As shown, the snow removal apparatus according to an embodiment of the present invention, the solar cell module 110, the switch 120, the inverter 130, the consumer side load 140, the grid power supply 150 (or / and battery) A power supply 160, a snow removal power supply unit 170, and the like.
- the solar cell module 110 is typically provided outside the building, converts solar energy into electrical energy, and supplies the converted electrical energy to the inverter 130.
- the switch 120 connects the solar cell module 110 and the inverter 130 in a normal driving state to perform photovoltaic power generation.
- the switch 120 operates with the solar cell module 110 and the inverter 130. ) To stop the photovoltaic power generation and switch so that the snow removal power of the snow removal power supply unit 170 is supplied to the solar cell module 110.
- the inverter 130 converts the DC power applied from the solar cell module 110 into AC power through the switch 120, and supplies the converted AC power to the consumer load 140 to enable stable power. .
- the snow removing power supply unit 170 is a system power supply 150 (external power supply, can be configured to be introduced into the customer load (140) when the solar power generation is not performed at night or when the solar power generation is insufficient). Or / and is connected to an external power source such as battery power source 160, and AC power applied from an external power source such as system power source 150 or / and battery power source 160 when a snow removal switch is operated by an operator. After the conversion to the snow cell module 110 through the switch 120 to supply the snow power so that the surface of the solar cell module 110 to maintain the temperature melting snow by snow removal power.
- the snow removal power supply unit 170 continuously supplies snow removal power to the solar cell module 110 when the electrical conductivity measured on the surface of the solar cell module 110 is higher than the preset value, and the electrical conductivity is lower than the preset value. If it is determined that snow removal is completed, supply of snow removal power to the solar cell module 110 is stopped.
- a method of measuring electrical conductivity on the surface of the solar cell module 110 based on a resistance value according to a current flow between electrodes installed on left and right sides of the surface of the solar cell module 110 is measured. It is common to use.
- the snow removal power supply unit 170 supplies the snow removal power set in advance to the solar cell module 110 within a limit that the solar cell module 110 is not burned out.
- the external power source one of the system power source 150 and the battery power source 160 may be used, or two power sources may be used together.
- the switch 120 connects the solar cell module 110 and the inverter 130, the electrical energy converted from the solar cell module 110 is supplied to the inverter 130, and the inverter 130. Is converted into AC power to use a stable power supply in the consumer-side load 140.
- the switch 120 switches the solar cell module 110 and the inverter 130. Stop the solar power generation by blocking the connection of, and connects the snow removal power supply unit 170 and the solar cell module 110.
- the snow removing power is supplied to the solar cell module 110 through the switch 120 from the snow removing power supply unit 170 connected to an external power source such as the grid power supply 150 or / and the battery power supply 160.
- Snow removal is performed while the surface of the solar cell module 110 maintains the melting temperature of the snow based on the power.
- the snow removal power supply unit 170 continues to supply snow removal power to the solar cell module 110 until the electrical conductivity measured on the surface of the solar cell module 110 is lower than the predetermined value to perform snow removal.
- the electrical conductivity measured on the surface of the solar cell module 110 is higher than the reference value judged as snow accumulation, supply snow removal power so that the surface of the solar cell module 110 generates heat, and if the electrical conductivity is less than the reference value, snow removal is performed. Determination of completion is to stop the snow removal power supplied to the solar cell module (110).
- the switch 120 cuts off the connection of the snow removing power supply unit 160 and the solar cell module 110 and the solar cell module The connection of the 110 and the inverter 130 is performed so that normal photovoltaic power generation is performed.
- FIG. 2 is a view schematically showing a configuration of a snow removing apparatus of a solar power generation system according to another embodiment of the present invention, to explain the automatic snow removing method, not the manual snow removing method according to the switch operation of the operator of FIG. It is for.
- the snow removal apparatus As shown, the snow removal apparatus according to another embodiment of the present invention, the solar cell module 210, the switch 220, the inverter 230, the consumer-side load 240, the grid power supply 250 (or / and battery) A power source 260, a sensor 270, a control unit 280, snow removal power supply unit 290, and the like.
- the solar cell module 210 is typically provided outside the building, converts solar energy into electrical energy, and supplies the converted electrical energy to the inverter 230.
- the switch 220 connects the solar cell module 210 and the inverter 230 in a normal driving state to perform photovoltaic power generation.
- the switch 220 and the inverter The photovoltaic power generation is stopped by disconnecting the connection of the 230, and the snow removing power of the snow removing power supply unit 290 is switched to supply the solar cell module 210.
- the inverter 230 converts the DC power applied from the solar cell module 210 to the AC power through the switch 220, and supplies the converted AC power to the consumer load 240 to enable stable power. .
- the detection sensor 270 is typically composed of a weight sensor, a humidity sensor, and the like, and detects a snow state accumulated on the surface of the solar cell module 210 based on weight and humidity, and transmits a detection signal to the controller 280. do.
- the controller 280 checks the snow state accumulated on the surface of the solar cell module 210 based on the detection signal input from the detection sensor 270, and generates a snow control signal for performing snow removal when the snow state is confirmed. Output to 220 and the snow removal power supply unit 290.
- the snow removing power supply unit 290 is connected to an external power source such as the system power source 250 or / and the battery power source 260, and the system power source 250 or / and battery according to the snow removing control signal applied from the control unit 280.
- an external power source such as the power source 250 or / and the battery power source 260
- the snow cell module 210 is supplied with the snow removing power through the switch 220 so that the surface of the solar cell module 210 is applied to the snow removing power. To keep the melting temperature of the snow.
- the snow removal power supply unit 290 continuously supplies snow removal power to the solar cell module when the electrical conductivity measured on the surface of the solar cell module 210 is higher than the preset value, and snow removal is performed when the electrical conductivity is lower than the predetermined value. Determination of completion is stopped supplying snow removal power to the solar cell module 210.
- Measurement of the electrical conductivity is a method of measuring the electrical conductivity of the surface of the solar cell module 210 on the basis of the resistance value according to the current flow between the electrodes provided on the left and right sides of the surface of the solar cell module 210 as described in the above embodiment It is common to use.
- the snow removing power supply unit 290 is supplied to the solar cell module 210, the previously set snow removal power within the limit that the solar cell module 210 is not burned under the control of the controller 280, the solar cell It is configured to supply differential snow removal power to the solar cell module 210 according to the snow state accumulated on the surface of the module 210.
- the switch 220 connects the solar cell module 210 and the inverter 230, the electric energy converted from the solar cell module 210 is supplied to the inverter 230, and the inverter 230. Is converted into an AC power source in the consumer side load 240 to use a stable power source.
- the detection sensor 270 consisting of a weight sensor, a humidity sensor, and the like detects this, and outputs a detection signal to the controller 280. do.
- the control unit 280 checks the snow state of the surface of the solar cell module 210 based on the detection signal input from the detection sensor 270, and if it is determined that snow removal is necessary, the control unit 280 generates a snow control signal and switches 220 and Output to the snow removal power supply unit 290.
- the switch 220 stops photovoltaic power generation by cutting off the connection between the solar cell module 210 and the inverter 230 based on the snow removal control signal of the controller 280, and the snow removal power supply unit 290 and the solar cell module ( 210).
- the snow removing power is supplied to the solar cell module 210 through the switch 220 from the snow removing power supply unit 290 connected to an external power source such as the system power supply 250 or / and the battery power supply 260.
- Snow removal is performed while maintaining the temperature at which the surface of the solar cell module 210 melts snow based on snow removal power.
- the snow removal power supply unit 290 continues to supply snow removal power to the solar cell module 210 until the electrical conductivity measured on the surface of the solar cell module 210 is lower than a predetermined value to perform snow removal.
- the surface of the solar cell module 210 is heated by supplying snow removal power, and when the electrical conductivity is lower than the reference value, snow removal is performed. Determination of completion is to stop the snow removal power supplied to the solar cell module 210.
- the snow removal power supply unit 290 may supply the different snow removal power to the solar cell module 210 according to the snow state accumulated on the surface of the solar cell module 210.
- control unit 280 When the snow removal is completed based on the above process, the control unit 280 outputs a control signal to the switch 220 to block the connection of the snow removing power supply unit 290 and the solar cell module 210 and the solar cell module 210. And the inverter 230 are connected to perform normal photovoltaic power generation.
- the snow removing apparatus of the solar power generation system for achieving this object, the solar cell module for absorbing sunlight and converting it into electrical energy, and the DC power generated by the solar cell module as an AC power source Inverter converts and supplies to customer side load, and connects solar cell module and inverter in normal driving state to perform photovoltaic power generation.
- the solar cell module for absorbing sunlight and converting it into electrical energy
- the DC power generated by the solar cell module as an AC power source Inverter converts and supplies to customer side load, and connects solar cell module and inverter in normal driving state to perform photovoltaic power generation.
- stop photovoltaic power generation and remove snow power Switch that switches to supply to battery module, and is connected to external power
- snow removal switch is operated by operator, converts AC power applied from external power to DC power and supplies snow power to solar module through switch.
- the surface of the solar cell module maintains the melting temperature of snow due to snow removal power If the electrical conductivity measured on the surface of the solar cell module is higher than the predetermined value, the snow removal power is continuously supplied to the solar cell module. If the electrical conductivity is lower than the predetermined value, the snow removal is judged to be completed. It may include a snow removal power supply for stopping the snow removal power supply.
- the snow removal power supply unit measures the electrical conductivity of the surface of the solar cell module based on the resistance value according to the current flow between the electrodes installed on the left and right sides of the solar cell module surface, and in advance as long as the solar cell module is not burned out. It is preferable to be configured to supply the set snow removal power to the solar cell module.
- the snow removing apparatus of the solar power generation system the solar cell module for absorbing sunlight and converting it into electrical energy, and the customer side by converting the DC power generated from the solar cell module to AC power It consists of an inverter that supplies the load, a weight sensor and / or a humidity sensor, and detects a snow state accumulated on the surface of the solar cell module based on weight or / and humidity, and a detection signal input from the sensor It checks the snow state based on the snow, and if the snow state is confirmed, the control unit to generate and output the snow control signal, and in the normal driving state to connect the solar cell module and the inverter to perform photovoltaic power generation, the snow control is applied from the control unit Switch to stop solar power generation according to the signal and switch to supply snow removal power to the solar cell module, It is linked with high external power, and converts AC power applied from external power into DC power according to snow removal control signal applied from controller and supplies snow power to solar cell module through switch to remove snow surface of solar
- the snow melting temperature is maintained by electric power, but if the electric conductivity measured on the surface of the solar cell module is higher than the preset value, the snow power is continuously supplied to the solar cell module, and if the electric conductivity is lower than the preset value, the snow is removed. Determination of completion may include a snow removal power supply for stopping the supply of snow power to the solar cell module.
- the snow removing power supply unit measures the electrical conductivity of the surface of the solar cell module based on the resistance value according to the current flow between the electrodes installed on the left and right sides of the solar cell module surface, the solar cell module is not burned under the control of the controller It is preferable to provide a predetermined snow removal power to the solar cell module within the limit, to supply the differential snow removal power to the solar cell module according to the snow state accumulated on the surface of the solar cell module.
- the solar cell module supplies current to the solar cell module so that the solar cell module maintains the melting temperature of the solar cell due to the snow load. It is possible to prevent the module from being damaged, and there is an effect of preventing secondary damage due to snow falling on the solar cell module, which is usually located at a high place.
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Claims (6)
- 태양광을 흡수하여 전기에너지로 변환하는 태양전지 모듈,상기 태양전지 모듈에서 발생된 직류 전원을 교류 전원으로 변환하여 수용가측 부하로 공급하는 인버터,정상적인 구동상태에서는 상기 태양전지 모듈과 상기 인버터를 연결하여 태양광 발전을 수행하도록 하며, 작업자에 의해 제설스위치 조작이 이루어지면 태양광 발전을 중지하고 제설전력을 상기 태양전지 모듈로 공급하도록 스위칭하는 스위치, 그리고외부 전원과 연계되어 있고, 작업자의 제설스위치 조작이 이루어지면 상기 외부 전원으로부터 인가되는 교류 전원을 직류 전원으로 변환한 후 상기 스위치를 통해 상기 태양전지 모듈로 제설전력을 공급하여 상기 태양전지 모듈의 표면이 상기 제설전력에 의해 눈이 녹는 온도를 유지하도록 하되, 상기 태양전지 모듈의 표면에서 측정된 전기전도도가 기 설정된 수치보다 높으면 상기 태양전지 모듈로 제설전력을 지속적으로 공급하며, 상기 전기전도도가 기 설정된 수치보다 낮으면 제설완료로 판단하여 상기 태양전지 모듈로의 제설전력 공급을 중지하는 제설전력 공급부를 포함하는 태양광 발전 시스템의 제설장치.
- 제 1 항에 있어서,상기 제설전력 공급부는,상기 태양전지 모듈 표면의 좌우 양측에 설치된 전극 사이의 전류 흐름에 따른 저항값을 토대로 상기 태양전지 모듈 표면의 전기전도도를 측정하는 태양광 발전 시스템의 제설장치.
- 제 1 항에 있어서,상기 제설전력 공급부는,상기 태양전지 모듈이 소손되지 않는 한도 내에서 사전에 설정한 제설전력을 상기 태양전지 모듈로 공급하는 태양광 발전 시스템의 제설장치.
- 태양광을 흡수하여 전기에너지로 변환하는 태양전지 모듈,상기 태양전지 모듈에서 발생된 직류 전원을 교류 전원으로 변환하여 수용가측 부하로 공급하는 인버터,무게감지센서 또는/및 습도감지센서로 구성되며, 무게 또는/및 습도를 토대로 상기 태양전지 모듈의 표면에 쌓이는 적설 상태를 감지하는 감지센서,상기 감지센서로부터 입력되는 감지신호를 토대로 적설 상태를 확인하며, 적설 상태가 확인되면 제설제어신호를 생성하여 출력하는 제어부,정상적인 구동상태에서는 상기 태양전지 모듈과 상기 인버터를 연결하여 태양광 발전을 수행하도록 하며, 상기 제어부로부터 인가되는 제설제어신호에 따라 태양광 발전을 중지하고 제설전력을 상기 태양전지 모듈로 공급하도록 스위칭하는 스위치, 그리고외부 전원과 연계되어 있고, 상기 제어부로부터 인가되는 제설제어신호에 따라 상기 외부 전원으로부터 인가되는 교류 전원을 직류 전원으로 변환한 후 상기 스위치를 통해 상기 태양전지 모듈로 제설전력을 공급하여 상기 태양전지 모듈의 표면이 상기 제설전력에 의해 눈이 녹는 온도를 유지하도록 하되, 상기 태양전지 모듈의 표면에서 측정된 전기전도도가 기 설정된 수치보다 높으면 상기 태양전지 모듈로 제설전력을 지속적으로 공급하며, 상기 전기전도도가 기 설정된 수치보다 낮으면 제설완료로 판단하여 상기 태양전지 모듈로의 제설전력 공급을 중지하는 제설전력 공급부를 포함하는 태양광 발전 시스템의 제설장치.
- 제 4 항에 있어서,상기 제설전력 공급부는,상기 태양전지 모듈 표면의 좌우 양측에 설치된 전극 사이의 전류 흐름에 따른 저항값을 토대로 상기 태양전지 모듈 표면의 전기전도도를 측정하는 태양광 발전 시스템의 제설장치.
- 제 4 항에 있어서,상기 제설전력 공급부는,상기 제어부의 제어에 따라 상기 태양전지 모듈이 소손되지 않는 한도 내에서 사전에 설정한 제설전력을 상기 태양전지 모듈로 공급하되, 상기 태양전지 모듈의 표면에 쌓이는 적설 상태에 따라 상기 태양전지 모듈로 차등된 제설전력을 공급하는 태양광 발전 시스템의 제설장치.
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CN102930803A (zh) * | 2011-12-07 | 2013-02-13 | 上海奇亚特能源股份有限公司 | 适用于太阳能光伏发电系统的展示信息处理系统 |
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CN113700231A (zh) * | 2021-08-31 | 2021-11-26 | 南京邮电大学盐城大数据研究院有限公司 | 一种智能除雪的高速公路光伏顶棚系统 |
CN117375529A (zh) * | 2023-10-25 | 2024-01-09 | 海安格瑞斯光伏科技有限公司 | 一种光伏发电系统的光伏电站监控装置 |
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