varying the frequency by omitting half waves

Industry

CPC
H02P27/18

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Parent Industries

HELECTRICITY H02Electric power H02PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS H02P27/00Arrangements or methods for the control of AC motors characterised by the kind of supply voltage

Current Industry

H02P27/18varying the frequency by omitting half waves

Industries

Patents Grantslast 30 patents

Information Patent Grant
Method and device for operating an electric motor
- Patent number 10,644,620
- Issue date May 5, 2020
- Woehner GmbH & Co. KG Elektrotechnische Systeme
- Philipp Steinberger
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Speed control of variable-speed multiple-phase motors
- Patent number 10,084,406
- Issue date Sep 25, 2018
- Emerson Electric Co.
- Ping Shan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Divided phase AC synchronous motor controller
- Patent number 9,948,227
- Issue date Apr 17, 2018
- QM Power, Inc.
- Charles J. Flynn
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Divided phase AC synchronous motor controller
- Patent number 9,712,099
- Issue date Jul 18, 2017
- QM Power, Inc.
- Charles J. Flynn
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power frequency converter and associated method
- Patent number 9,484,828
- Issue date Nov 1, 2016
- The Boeing Company
- Robert J. Atmur
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and assembly for operating synchronous motors
- Patent number 9,379,646
- Issue date Jun 28, 2016
- Siemens Aktiengesellschaft
- Marcel Benecke
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Speed control of variable-speed multiple-phase motors
- Patent number 9,214,890
- Issue date Dec 15, 2015
- Emerson Electric Co.
- Ping Shan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method and device for operating an asynchronous motor with increase...
- Patent number 8,872,468
- Issue date Oct 28, 2014
- MK Regeltechnik AG
- Bernd Nitz
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Method for the operation of synchronous motors, and associated device
- Patent number 8,704,480
- Issue date Apr 22, 2014
- Siemens Aktiengesellschaft
- Marcel Benecke
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Refrigerator and operating method thereof
- Patent number 8,368,344
- Issue date Feb 5, 2013
- LG Electronics Inc.
- Jae Yoo Yoo
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Soft starting method and system thereof in the way of wave-skipping...
- Patent number 8,179,082
- Issue date May 15, 2012
- Rongxin Power Electronics Co., Ltd
- Xing Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Barrier movement operator speed control
- Patent number 7,042,183
- Issue date May 9, 2006
- The Chamberlain Group, Inc.
- James J. Fitzgibbon
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Method for operating asynchronous motors and corresponding device
- Patent number 6,870,333
- Issue date Mar 22, 2005
- Siemens Aktiengesellschaft
- Gerd Griepentrog
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Controller for air conditioners and heat pumps
- Patent number 6,713,986
- Issue date Mar 30, 2004
- Energy Savers International
- Tumkur S. Jayadev
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Alternating-current electric power controlling apparatus and method...
- Patent number 6,404,171
- Issue date Jun 11, 2002
- Matsushita Electric Works, Ltd.
- Itaru Saida
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
System for controlling the rotation of AC motors
- Patent number 6,208,113
- Issue date Mar 27, 2001
- ebm Werke GmbH & Co.
- András Lelkes
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Variable speed AC drive control
- Patent number 5,402,054
- Issue date Mar 28, 1995
- Boral Johns Perry Industries Pty. Ltd.
- Gregory P. Eckersley
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Asynchronous motor speed control method and device
- Patent number 5,334,922
- Issue date Aug 2, 1994
- FAAC S.p.A.
- Michelangelo Manini
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Trans-synchronous motor apparatus and method
- Patent number 4,300,077
- Issue date Nov 10, 1981
- Astro Dynamics, Inc.
- Leonhard Katz
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
DIVIDED PHASE AC SYNCHRONOUS MOTOR CONTROLLER
- Publication number 20170317634
- Publication date Nov 2, 2017
- QM Power, Inc.
- Charles J. Flynn
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Speed Control of Variable-Speed Multiple-Phase Motors
- Publication number 20160099671
- Publication date Apr 7, 2016
- Emerson Electric Co.
- Ping Shan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD AND ASSEMBLY FOR OPERATING SYNCHRONOUS MOTORS
- Publication number 20140312826
- Publication date Oct 23, 2014
- Marcel Benecke
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Speed Control of Variable-Speed Multiple-Phase Motors
- Publication number 20130220352
- Publication date Aug 29, 2013
- Emerson Electric Co.
- Ping Shan
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD AND DEVICE FOR OPERATING AN ASYNCHRONOUS MOTOR WITH INCREASE...
- Publication number 20130009590
- Publication date Jan 10, 2013
- Bernd Nitz
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
METHOD FOR THE OPERATION OF SYNCHRONOUS MOTORS, AND ASSOCIATED DEVICE
- Publication number 20110225442
- Publication date Sep 15, 2011
- Siemens Aktiengesellschaft
- Marcel Benecke
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
REFRIGERATOR AND OPERATING METHOD THEREOF
- Publication number 20100145546
- Publication date Jun 10, 2010
- LG ELECTRONIC INC.
- Jae Yoo Yoo
- F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
Information Patent Application
Soft Starting Method and System Thereof in the Way of Wave-Skipping...
- Publication number 20090267552
- Publication date Oct 29, 2009
- Rongxin Power Electronic Co., Ltd.
- Xing Li
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Apparatus for controlling speed of fan motor of air-conditioner
- Publication number 20060108969
- Publication date May 25, 2006
- LG ELECTRONICS INC.
- Seung-Do Han
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Barrier movement operator speed control
- Publication number 20050012488
- Publication date Jan 20, 2005
- The Chamberlain Group, Inc.
- James J. Fitzgibbon
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Application
Method for operating asynchronous motors and corresponding device
- Publication number 20030146722
- Publication date Aug 7, 2003
- Gerd Griepentrog
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Alternating-current electric power controlling apparatus and method...
- Publication number 20010024110
- Publication date Sep 27, 2001
- MATSUSHITA ELECTRIC WORKS, Ltd.
- Itaru Saida
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
Multi-speed motor control
- Publication number 20010011879
- Publication date Aug 9, 2001
- David M. Erdman
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

varying the frequency by omitting half waves

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method and device for operating an electric motor

Speed control of variable-speed multiple-phase motors

Divided phase AC synchronous motor controller

Divided phase AC synchronous motor controller

Power frequency converter and associated method

Method and assembly for operating synchronous motors

Speed control of variable-speed multiple-phase motors

Method and device for operating an asynchronous motor with increase...

Method for the operation of synchronous motors, and associated device

Refrigerator and operating method thereof

Soft starting method and system thereof in the way of wave-skipping...

Barrier movement operator speed control

Method for operating asynchronous motors and corresponding device

Controller for air conditioners and heat pumps

Alternating-current electric power controlling apparatus and method...

System for controlling the rotation of AC motors

Variable speed AC drive control

Asynchronous motor speed control method and device

Trans-synchronous motor apparatus and method

Patents Applicationslast 30 patents

DIVIDED PHASE AC SYNCHRONOUS MOTOR CONTROLLER

Speed Control of Variable-Speed Multiple-Phase Motors

METHOD AND ASSEMBLY FOR OPERATING SYNCHRONOUS MOTORS

Speed Control of Variable-Speed Multiple-Phase Motors

METHOD AND DEVICE FOR OPERATING AN ASYNCHRONOUS MOTOR WITH INCREASE...

METHOD FOR THE OPERATION OF SYNCHRONOUS MOTORS, AND ASSOCIATED DEVICE

REFRIGERATOR AND OPERATING METHOD THEREOF

Soft Starting Method and System Thereof in the Way of Wave-Skipping...

Apparatus for controlling speed of fan motor of air-conditioner

Barrier movement operator speed control

Method for operating asynchronous motors and corresponding device

Alternating-current electric power controlling apparatus and method...

Multi-speed motor control