Overvoltage protection circuit of motor controller

Overvoltage protection circuit of motor controller

The overvoltage protection circuit comprises resistors R1, R2 and R3, voltage-regulator tubes ZD1 and ZD2, a triode Q1 and an MOS tube Q2, the resistor R1 is connected with the positive electrode of the voltage-regulator tube ZD1, the negative electrode of the voltage-regulator tube ZD1 is connected...

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Hauptverfasser: TANG PEIJIE, DUAN WEI, CHEN HUANHUAN, YAO GUOMIN
Format: Patent
Sprache:chi ; eng
Schlagworte:
CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
ELECTRICITY
EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
GENERATION
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creator TANG PEIJIE
DUAN WEI
CHEN HUANHUAN
YAO GUOMIN
description The overvoltage protection circuit comprises resistors R1, R2 and R3, voltage-regulator tubes ZD1 and ZD2, a triode Q1 and an MOS tube Q2, the resistor R1 is connected with the positive electrode of the voltage-regulator tube ZD1, the negative electrode of the voltage-regulator tube ZD1 is connected with the resistor R3, the other end of the resistor R3 is connected with the grid electrode of the MOS tube Q2, the source electrode of the MOS tube Q2 is connected with one end, far away from the voltage-regulator tube ZD1, of the resistor R1, and the source electrode of the MOS tube Q2 is connected with one end, far away from the voltage-regulator tube ZD1, of the resistor R1. A voltage-regulator tube ZD2 is connected in parallel between the resistor R1 and the resistor R3, a triode Q1 is connected in parallel between the resistor R1 and the resistor R3, an emitting electrode of the triode Q1 is connected with the resistor R1, a collecting electrode of the triode Q1 is connected with the resistor R3, a base elec
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A voltage-regulator tube ZD2 is connected in parallel between the resistor R1 and the resistor R3, a triode Q1 is connected in parallel between the resistor R1 and the resistor R3, an emitting electrode of the triode Q1 is connected with the resistor R1, a collecting electrode of the triode Q1 is connected with the resistor R3, a base elec</abstract><oa>free_for_read</oa></addata></record>
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subjects CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
ELECTRICITY
EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
GENERATION
title Overvoltage protection circuit of motor controller
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