Photovoltaic power generating device, and controlling method

Photovoltaic power generating device, and controlling method

A photovoltaic power generating device comprising a current collecting box side detector for detecting a ground fault in each of the photovoltaic strings, a switch disposed in correspondence to each of the photovoltaic strings and interposed between the photovoltaic string and a connecting cable, a...

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Hauptverfasser: MATSUO TAKAHISA, SEKINE TSUYOSHI, NISHIKAWA SHUHEI
Format: Patent
Sprache:eng
Schlagworte:
BASIC ELECTRONIC CIRCUITRY
CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
ELECTRICITY
GENERATION
PULSE TECHNIQUE
SYSTEMS FOR STORING ELECTRIC ENERGY
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creator MATSUO TAKAHISA
SEKINE TSUYOSHI
NISHIKAWA SHUHEI
description A photovoltaic power generating device comprising a current collecting box side detector for detecting a ground fault in each of the photovoltaic strings, a switch disposed in correspondence to each of the photovoltaic strings and interposed between the photovoltaic string and a connecting cable, a current collecting box including a control unit providing an on/off control of the switch according to the detection result from the detector, a detector for detecting a ground fault in a connecting cable between the current collecting box and the power conditioner, a switch interposed between the connecting cable and the inverter, and a power conditioner having a control unit providing an on/off control of the switch according to the detection result from the detector.
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subjects BASIC ELECTRONIC CIRCUITRY
CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
ELECTRICITY
GENERATION
PULSE TECHNIQUE
SYSTEMS FOR STORING ELECTRIC ENERGY
title Photovoltaic power generating device, and controlling method
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