Electrical system of a vehicle with electric propulsion and control method thereof
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United States of America Patent
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Apr 14, 2015
Grant Date -
Jan 5, 2012
app pub date -
Apr 7, 2011
filing date -
Apr 7, 2010
priority date (Note) -
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Abstract
An embodiment of an electrical system of a vehicle with electric propulsion achieved by at least one electrical machine; the electrical system has: a storage section provided with at least one battery including of a plurality of cells, each of which is coupled in series with the other cells and is provided with a bypass branch that is coupled in parallel to the cell and has a bypass switch; a section of traction that interacts with the electric machine and is equipped with a power electronic converter that exchanges electrical energy with the storage section; and a section of the auxiliaries, which powers auxiliary services of the vehicle, has a buffer battery and is electrically powered by the storage section; a first connector switch coupling the storage section to the section of traction; and a second connector switch coupling the storage section to the section of the auxiliaries.
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