217888 ⎘
Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a thyratron or thyristor type requiring extinguishing means for conversion of frequency for variable speed constant frequency systems
SYNCHRONOUS INVERTER
#2Operating circuit for coupling a synchronous machine with a voltage network and method for operating it
#3Synchronous inverter
#4Synchronous inverter
#5Electric power converter and control method for electric power converter
#6Method for operating a converter in a system for generating electrical energy
#7Synchronous-machine starting device
#8Electrical machine with electronic power unit for conversion
#9Power converter methods and apparatus for variable speed high power machines
#10Stage for rectifying a three-phase current
#11Systems and methods for electrical power regulation and distribution in aircraft
#12Interface for supplying power to a load from an electrical power supply network