ClassID:

218334

H02P9/38 - CPC Classification

Classification description:

Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field Self-excitation by current derived from rectification of both output voltage and output current of generator

Recent Application in this class:
#1
20240356468
2024-10-24

Electric generator

#2
20240186926
2024-06-06

Generator Transformer

#3
20220407316
2022-12-22

Flexible excitation system and control method therefor

#4
20220231615
2022-07-21

Secondary magnetic excitation generator-motor device

#5
20210384854
2021-12-09

ELECTROMAGNETIC INDUCTION POWER GENERATOR

#6
20190190420
2019-06-20

INSTALLATION AND METHOD FOR GENERATING A THREE-PHASE AC VOLTAGE TO BE FED INTO A POWER SUPPLY SYSTEM

#7
20180109160
2018-04-19

Electrical isolation of an alternator

#8
20170353135
2017-12-07

System and method for an inverter for self-excitation of an induction machine

#9
20170317629
2017-11-02

Power generator system, power generator control device, and power-generation balance control method for power generator system

#10
20170194888
2017-07-06

Self-Excitation Traction Alternator for Locomotive

#11
20170179864
2017-06-22

Field winding synchronous machine drive system

#12
20160013744
2016-01-14

Auxiliary winding for a generator

#13
20150002106
2015-01-01

Generator excitation apparatus and power conversion system

#14
20130113212
2013-05-09

Wind power generator system, and control method for the same

#15
20130088205
2013-04-11

VOLTAGE REGULATION SYSTEM AND METHOD

#16
20120268082
2012-10-25

Control device and method for controlling a separately excited rotor winding of a synchronous machine

#17
20100007313
2010-01-14

Method and apparatus for controlling excitation

#18
14718431
2016-10-11

Wound-field generator including electrically isolated engine alternator