188695 ⎘
Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems; Regulating voltage or current wherein the variable actually regulated by the final control device is ac using bucking or boosting transformers as final control devices the transformers including plural windings in series between source and load
ELECTRICAL GRID TRANSFORMER SYSTEM
#2Voltage booster isolation transformer system and method of operating the same
#3Power supply circuit and motor control device
#4Voltage booster isolation transformer system and method of operating the same
#5Voltage regulator system and method of use
#6Voltage regulator system and method of use
#7Redundant voltage supply device
#8SYSTEM AND METHOD FOR REDUCING POWER CONSUMPTION IN A POWER SUPPLY CIRCUIT
#9System and method for reducing power consumption in a power supply circuit
#10Systems and methods for dynamic AC line voltage regulation with energy saving tracking