217876 ⎘
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 transformers for conversion of frequency
POSITIVE AND NEGATIVE BIPOLAR MODULAR MULTILEVEL ALTERNATING CURRENT-ALTERNATING CURRENT FREQUENCY CONVERTER
#2VOLTAGE AND FREQUENCY TRANSFORMATION SYSTEMS, METHODS AND DEVICES FOR WIND POWER ELECTRIC ENERGY
#3FREQUENCY CONVERSION POWER TRANSMISSION SYSTEM
#4Converter apparatus and operating method
#5Series AC voltage regulator
#6Electrical power distribution network and process
#7Method and apparatus for transmission of electrical energy
#8Circuit and method for controlling a high-frequency resonant power conversion system having components with fluctuating parameters
#9Electrical power distribution network and process
#10Electromagnetic power converter
#11Three-phase AC/AC converter with quasi-sine wave HF series resonant link
#12Converter topologies and control
#13Electromagnetic power converter
#14LLC resonant frequency auto detection
#15Modular high voltage supply system
#16Power conversion device that converts AC to AC
#17Converter topologies for common mode voltage reduction
#18Converter topologies and control
#19Frequency converter
#20Transferring electrical power for subsea applications
#21Frequency multiplier
#22Arrangement for power supply for a reactor for production of polysilicon with a frequency converter