RAM air turbine smoke isolation
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United States of America Patent
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Aug 25, 2015
Grant Date -
Aug 22, 2013
app pub date -
Feb 22, 2012
filing date -
Feb 22, 2012
priority date (Note) -
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Abstract
An electrical power generation and distribution system includes a RAM air turbine a first direct current essential bus, a second direct current essential bus, a third direct current essential bus, a first contactor disposed between the first and third direct current essential buses, a second contactor disposed between the second and third direct current essential bus, a third contactor disposed between the RAM air turbine and the third direct current essential bus, a RAM air turbine smoke isolation system, including a first drive circuit coupled to the first contactor, a second drive circuit coupled to the second contactor, a third drive circuit coupled to the third contactor and a transfer inhibit switch coupled to the first, second and third drive circuits.
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