Master-slave architecture for controlling operation of photovoltaic power plants

Master-slave architecture for controlling operation of photovoltaic power plants

  • CN 103,975,284 A
  • Filed: 10/25/2012
  • Published: 08/06/2014
  • Est. Priority Date: 10/27/2011
  • Status: Active Application
First Claim
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1. a photovoltaic plant, comprising:

  • A plurality of subordinate Control of Power Plant devices, each subordinate Control of Power Plant device in described a plurality of subordinate Control of Power Plant device is configured to regulate each set point of a plurality of photovoltaic DC-to-AC converters of being controlled by described subordinate Control of Power Plant device, described set point is set the output of corresponding photovoltaic DC-to-AC converter in described a plurality of photovoltaic DC-to-AC converters of the interconnection point (POI) that offers described photovoltaic plant and utility network, and each of described a plurality of photovoltaic DC-to-AC converters is configured to the direct current being generated by a plurality of solar cells to be transformed into alternating current;

    AndControl the main electrical power plant controller of the operation of described a plurality of subordinate Control of Power Plant devices, described main electrical power plant controller is configured to detect states photovoltaic plant to the output of described utility network in POI place, and based on stating in POI place of detecting photovoltaic plant controls operation from described a plurality of subordinate Control of Power Plant devices to the output of described utility network to regulate the set point of corresponding photovoltaic DC-to-AC converter.

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