AC power supply apparatus, methods and computer program...
AC-DC switching regulator to supply uninterruptible power
AC/DC hybrid power system
Apparatus and methods for UPS bypass monitoring and control
Apparatus for supplying electrical energy to a load
Apparatus for the voltage maintenance of an electrical AC...
Apparatus for transferring energy using power electronics...
Automatic power regulator for induction type biogas generator
Auxiliary backup regulator control for paralleled converter circ
Auxiliary battery voltage/temperature compensation for automotiv
Auxiliary power supply with kinetic energy storage