Ultra-capacitor based uninterruptible power supply

Details Ultra-capacitor based uninterruptible power supply Ultra-capacitor based uninterruptible power supply

2009-05-28

2011-10-11

Nguyen, Vinh (Department: 2858)

Electricity: battery or capacitor charging or discharging

Capacitor charging or discharging

Reexamination Certificate

active

08035356

ABSTRACT:
A backup power supply includes at least one ultra capacitor to store energy. The backup power supply includes a multiphase boost converter to provide a relatively constant voltage level from the energy stored on the at least one ultra capacitor. A charging and discharging controller is used to monitor the status of a power supply and control the charging and discharging of the ultra capacitors.

REFERENCES:
patent: 5424936 (1995-06-01), Reddy
patent: 6137280 (2000-10-01), Ackermann et al.
patent: 7772720 (2010-08-01), McGee et al.
patent: 7802121 (2010-09-01), Zansky et al.
patent: 2008/0272656 (2008-11-01), Mason
patent: 2009/0201703 (2009-08-01), Klikic et al.

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