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Description
| - Nowadays, one common way to build the photovoltaic power plant is by connecting photovoltaic panels in series or parallel to form a string. The string is connected to main grid with an inverter. This conception is appropriate for a case when every panel is irradiated with homogeneous solar radiation. If some photovoltaic panels are shadowed or partially shadowed the string output power is dropped. The similar problem can occur if some photovoltaic panels are oriented in different directions in the case the photovoltaic panels are radiated with different solar radiation. The result is similar to a partial shadowing. The problem can be solved by eliminating the non optional conditions. This is possible for application located in open area. The solution can be difficult to implement in urban areas. Photovoltaic panel may be overshadowed by a cloud cover, trees, chimneys, lightning conductors or other parts of buildings in urban areas. The different orientation cans occur if an installation needs to be split in several cardinals or architectural requests. In this case for maximizing power harvest have to be used an inverter with an advance algorithm for searching a Maximum Power Point or to every photovoltaic panel connects to a DC-DC converter that find a photovoltaic panel Maximum Power Point. The converters are called a microconverters or module integrated converters. The paper describes the microconverter that allows increase photovoltaic panel power harvest when the string photovoltaic panels are partially shadowed.
- Nowadays, one common way to build the photovoltaic power plant is by connecting photovoltaic panels in series or parallel to form a string. The string is connected to main grid with an inverter. This conception is appropriate for a case when every panel is irradiated with homogeneous solar radiation. If some photovoltaic panels are shadowed or partially shadowed the string output power is dropped. The similar problem can occur if some photovoltaic panels are oriented in different directions in the case the photovoltaic panels are radiated with different solar radiation. The result is similar to a partial shadowing. The problem can be solved by eliminating the non optional conditions. This is possible for application located in open area. The solution can be difficult to implement in urban areas. Photovoltaic panel may be overshadowed by a cloud cover, trees, chimneys, lightning conductors or other parts of buildings in urban areas. The different orientation cans occur if an installation needs to be split in several cardinals or architectural requests. In this case for maximizing power harvest have to be used an inverter with an advance algorithm for searching a Maximum Power Point or to every photovoltaic panel connects to a DC-DC converter that find a photovoltaic panel Maximum Power Point. The converters are called a microconverters or module integrated converters. The paper describes the microconverter that allows increase photovoltaic panel power harvest when the string photovoltaic panels are partially shadowed. (en)
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Title
| - Application of DC-DC Converters for Increasing of Power Production from Partially Shaded Photovoltaic String
- Application of DC-DC Converters for Increasing of Power Production from Partially Shaded Photovoltaic String (en)
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skos:prefLabel
| - Application of DC-DC Converters for Increasing of Power Production from Partially Shaded Photovoltaic String
- Application of DC-DC Converters for Increasing of Power Production from Partially Shaded Photovoltaic String (en)
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skos:notation
| - RIV/68407700:21230/12:00198537!RIV13-MSM-21230___
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http://linked.open...avai/predkladatel
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http://linked.open...avai/riv/aktivita
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http://linked.open...avai/riv/aktivity
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http://linked.open...vai/riv/dodaniDat
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http://linked.open...aciTvurceVysledku
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http://linked.open.../riv/druhVysledku
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http://linked.open...iv/duvernostUdaju
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http://linked.open...titaPredkladatele
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http://linked.open...dnocenehoVysledku
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http://linked.open...ai/riv/idVysledku
| - RIV/68407700:21230/12:00198537
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http://linked.open...riv/jazykVysledku
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http://linked.open.../riv/klicovaSlova
| - Maximum Power Point; Maximum Power Point Tracking; DC-DC Converter; Microconverter; Renewable Sources (en)
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http://linked.open.../riv/klicoveSlovo
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http://linked.open...ontrolniKodProRIV
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http://linked.open...in/vavai/riv/obor
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http://linked.open...ichTvurcuVysledku
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http://linked.open...cetTvurcuVysledku
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http://linked.open...UplatneniVysledku
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http://linked.open...iv/tvurceVysledku
| - Zděnek, Jiří
- Pichlík, Petr
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http://localhost/t...ganizacniJednotka
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