INTEGRATION UNIT AND PROTECTIVE RELAY SYSTEM
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United States of America Patent
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app pub date -
Aug 18, 2014
filing date -
Feb 21, 2012
priority date (Note) -
Abandoned
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Abstract
According to one embodiment, there is provided an integration unit for protecting a power system from a failure includes an A/D converter configured to convert a quantity of electricity of a power system into digital data. The integration unit includes a communication interface unit configured to transmit the digital data to a process bus connected to a protection unit configured to protect the power system. The integration unit includes a relay calculation unit configured to execute a relay calculation operation to detect an abnormality of the power system based on the digital data and to output, based on the calculation operation result, a circuit breaking signal to trip and drive a circuit breaker inserted in the power system.
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