AC-DC CONVERSION DEVICE
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United States of America Patent
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Issued Date -
Dec 24, 2009
app pub date -
Oct 4, 2007
filing date -
Oct 4, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
In order to provide an AC-DC conversion device which is capable of making a small-sized, inexpensive system even in a case of an instantaneous voltage reduction capacity compensation capacity >> a load leveling capacity. The conversion device is constituted by connecting a fast switch between the commercial power source and the load and by connecting a PCS including a power storage unit, an AC-DC converter, and a linking transformer between the fast switch and the load. A part of a capacity constituting the power storage unit is constituted by an NaS battery and most of the reminder of the capacity is constituted by electric double layer capacitors.
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