ClassID:

218496

H02P29/025 - CPC Classification

Classification description:

Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors; Providing protection against overload without automatic interruption of supply; Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load the fault being a power interruption

Recent Application in this class:
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EXCITER CIRCUIT FOR AN EXTERNALLY EXCITED SYNCHRONOUS MACHINE AND MOTOR VEHICLE

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2023-10-05

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#9
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Motor control system and method of controlling the same

#11
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2022-03-10

Motor control apparatus and method of operating the same

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20210148966
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Functional safety system

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20200389103
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Device and method to reduce clutch engagement speed

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METHOD FOR BRINGING A TEXTILE MACHINE TO A CONTROLLED STANDSTILL AND TEXTILE MACHINE PROVIDED TO BE BROUGHT TO A STANDSTILL ACCORDING TO THAT METHOD

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Determination of an interrupted motor phase of an electric motor

#16
20200083791
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#17
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Rotary electrical machine control device and control system

#18
20200044585
2020-02-06

Signal control apparatus

#19
20200007068
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Method and device for maintaining a detected absolute position of an electric motor operating as an actuator during a critical operation

#20
20190372504
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Motor drive apparatus including short-circuit judgment unit for DC link capacitor

#21
20190323751
2019-10-24

Variable speed drive control for chiller coast-through

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20190291778
2019-09-26

Electric power steering apparatus

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20190253018
2019-08-15

Machine tool controller

#24
20190235960
2019-08-01

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#25
20190074146
2019-03-07

SWITCHING DEVICE AND SYSTEM FOR SWITCHING ON AND OFF AN ELECTRICAL LOAD

#26
20180342964
2018-11-29

Controlled stopping method for a textile machine and textile machine stopped by this process

#27
20180278052
2018-09-27

Converter apparatus having function of detecting short circuit failure, and method for detecting short circuit failure of converter apparatus

#28
20180212549
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Motor drive device

#29
20180138837
2018-05-17

Motor drive and method of emergency stop braking

#30
20180123498
2018-05-03

Motor drive device including shared converter

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20180019698
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Power supply system

#32
20170349276
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20170349207
2017-12-07

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20170310268
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Motor control device having multiple power failure detection sensitivities

#35
20170310208
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20170294855
2017-10-12

Inverter

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20170279399
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Motor controller having function of determining power failure detection condition

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20170272027
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Machine tool

#39
20170257052
2017-09-07

Automobile equipped with drive motor

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20170250644
2017-08-31

Motor control device including torque command limit unit

#41
20170250643
2017-08-31

Motor control device including torque command limit unit

#42
20170117840
2017-04-27

Motor control device and electric power steering device including the same

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20170063280
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#44
20170038048
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#45
20170017209
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Motor control apparatus equipped with protection operation command unit

#46
20160218646
2016-07-28

Motor position sensor device

#47
20160146890
2016-05-26

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#48
20160126879
2016-05-05

Dual power mode drive

#49
20160087558
2016-03-24

Motor control apparatus having a function of determining start of machine protecting operation

#50
20160028331
2016-01-28

Motor control device equipped with torque command limiting function at power outage

#51
20160013740
2016-01-14

System and method for detecting loss of input phase by sensing after power rectifier

#52
20150316912
2015-11-05

Motor controller and method for controlling a motor after a power-loss event

#53
20150303676
2015-10-22

Switchgear for controlling the energy supply of an electric motor connected thereto

#54
20150244291
2015-08-27

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#55
20150219378
2015-08-06

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#56
20150188478
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20150130384
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#58
20150088384
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Drive arrangement

#59
20140354208
2014-12-04

Motor control apparatus

#60
20140306640
2014-10-16

Motor control apparatus with power failure determination unit

#61
20140292232
2014-10-02

Motor controller for synchronously controlling multiple motors

#62
20140188289
2014-07-03

HVAC motor load balancing

#63
20140152201
2014-06-05

Electric motor clamping system

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20140001988
2014-01-02

Electric motor vehicle

#65
20130300320
2013-11-14

Electric actuator

#66
20130300319
2013-11-14

Electric actuator

#67
20130218417
2013-08-22

Electric power steering apparatus

#68
20130179040
2013-07-11

Electric power steering system

#69
20130043819
2013-02-21

Chiller motor control system

#70
20130043813
2013-02-21

Apparatus for continued operation of an electric motor during an interruption in input power

#71
20130015790
2013-01-17

Method of control implemented in a variable speed drive for controlling the deceleration of an electric motor in the case of power outage

#72
20120206071
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Regenerative braking safety system and method of use

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20120098475
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Motor driving apparatus

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20120067673
2012-03-22

Transport system

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20120032624
2012-02-09

Method and apparatus for motor control

#76
20110238338
2011-09-29

MOTOR DRIVING APPARATUS EASILY ANALYZABLE FOR CAUSE OF FAULT

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20110015828
2011-01-20

Electric power steering device

#78
20100219783
2010-09-02

Motor drive circuit

#79
20100117605
2010-05-13

Method of and apparatus for operating a double-fed asynchronous machine in the event of transient mains voltage changes

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2010-05-13

Automatic transmission control apparatus

#81
20080265832
2008-10-30

Motor driving system and motor driving method

#82
20070273315
2007-11-29

Drive and brake

#83
20070177314
2007-08-02

Method, apparatus and computer program product for injecting current

#84
20060087277
2006-04-27

System and method of restarting a switched reluctance motor after a rapid cycling of power

#85
20060061320
2006-03-23

Power converter controlling apparatus and method providing ride through capability during power interruption in a motor drive system

#86
20060022837
2006-02-02

Device for detecting line-disconnection in stepping motor driver

#87
16440959
2020-09-15

Drive device capable of recording working status

#88
14953634
2016-11-22

Air-moving assembly with auxiliary turbine drive