Direct current type PLC photovoltaic rapid turn-off device

The utility model discloses a direct current type PLC photovoltaic rapid turn-off device, which comprises a photovoltaic assembly, the photovoltaic assembly comprises a PV + output port and a PV-output port, an output capacitor Cout is connected to the PV + or PV-output port through an electric swit...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	WANG WEIHUI, DENG XIANGCHUN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER CONVERSION OR DISTRIBUTION OF ELECTRIC POWER ELECTRICITY GENERATION GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRA-REDRADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, E.G. USINGPHOTOVOLTAIC [PV] MODULES SYSTEMS FOR STORING ELECTRIC ENERGY
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Beschreibung
Zusammenfassung:	The utility model discloses a direct current type PLC photovoltaic rapid turn-off device, which comprises a photovoltaic assembly, the photovoltaic assembly comprises a PV + output port and a PV-output port, an output capacitor Cout is connected to the PV + or PV-output port through an electric switch, one end of a power inductor L1 is connected with an OUT-, and the other end of the power inductor L1 is grounded; the power inductor L1 is connected in parallel with a resonant capacitor C1 and an impedance resistor R2; wherein one end of the blocking capacitor C2 serves as a PLC + port, one endof the blocking capacitor C3 serves as a PLC-port, the OUT + and the OUT-are connected with a signal source in parallel, and the signal source sends a 'Keep Aive' signal based on a SunSpec communication protocol; the PLC + port and the PLC-port are connected to a signal coupling input port of the control IC, and the control IC controls the electric switch; during use, a'Keep Aive 'signal is coupled and transmitted to the