Power conditioning and saving device
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United States of America Patent
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Oct 22, 2013
Grant Date -
May 16, 2013
app pub date -
Oct 31, 2012
filing date -
Oct 31, 2011
priority date (Note) -
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status (Latency Note)
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Abstract
Systems and methods are disclosed herein to a power factor adjustor comprising: a power factor measurement unit configured to measure the power factor on an input line to a load and generate a power factor correction signal based on the measured power factor; and a power factor adjustment unit connected to the power factor measurement unit comprising: a fixed capacitor connected in series to a first switching device; and an adjustable element having a variable capacitance connected in parallel to the fixed capacitor and in series to a second switching device, wherein the overall capacitance of the power factor adjustment unit is adjusted by adjusting the capacitance of the adjustable element or by toggling the first and second switching devices in response to the power factor correction signal.
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