Station building power supply device and charged-state detection method
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United States of America Patent
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Jan 12, 2021
Grant Date -
Jul 25, 2019
app pub date -
Jul 4, 2016
filing date -
Jul 4, 2016
priority date (Note) -
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Abstract
A station building power supply device includes a circuit breaker to disconnect a connection with a train side, a circuit breaker to disconnect a connection with the station load side, a power converter disposed between the circuit breaker and the circuit breaker to convert the regenerative power into the AC power, a housing that houses the circuit breaker, the power converter, and the circuit breaker, a voltage sensor that detects a charged state of the housing, and a control unit that controls operations of the circuit breaker, of the power converter, and of the circuit breaker based on a detection result from the voltage sensor.
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