Secondary battery system
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United States of America Patent
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Jun 4, 2013
Grant Date -
Sep 29, 2011
app pub date -
Dec 15, 2009
filing date -
Dec 19, 2008
priority date (Note) -
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Abstract
A secondary battery system that is light in weight and low in cost is provided, which comprises a plurality of secondary batteries connected in series. A plurality of first diodes each has an anode connected to a negative electrode of the corresponding secondary battery. A plurality of second diodes each has a cathode connected to a positive electrode of the corresponding secondary battery. A plurality of capacitors is each connected to a junction portion between the cathode of the first diode and the anode of the second diode. An alternating current power source is commonly connected to the junction portions through the capacitors.
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