217867 ⎘
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
Sub-classes:Voltage conversion circuit and display device
#2Control of matrix converters using machine learning
#3Single phase operation of three phase regenerative drives
#4Piezoelectric cross-sectional Lamé mode transformer
#5Method for controlling electric power conversion system and control arrangement for electric power conversion system
#6Multi-phase electric drive and power unit thereof for use with a multi-phase AC load
#7Arrangement providing a 3-phase or 1-phase power stream
#8Apparatus and methods for power stealing by controllers
#9Apparatuses and methods including a superjunction transistor
#10Subsea electrical architectures
#11Power conversion device
#12Isolated dynamic current converters
#13Apparatus and method for controlling medium voltage inverter
#14Frequency converter unit
#15Method and apparatus for electric isolation transmission
#16Power distribution unit configured for direct contact with leads
#17Semiconductor device for driving motor, three-phase motor and motor driving apparatus with the semiconductor device and fan motor
#18Excitation voltage supply for synchronous generator used in a wind turbine, and method of starting a wind turbine having such excitation voltage supply
#19Voltage controller with true RMS indicator
#20Low voltage detector