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1. CN103650325 - 用于直流电机中的电子换向的方法

Office
China
Application Number 201180072106.7
Application Date 07.07.2011
Publication Number 103650325
Publication Date 19.03.2014
Grant Number 103650325
Grant Date 17.05.2017
Publication Kind B
IPC
H02P 6/182
HELECTRICITY
02GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
6Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
14Electronic commutators
16Circuit arrangements for detecting position
18without separate position detecting elements
182using back-emf in windings
H02P 6/15
HELECTRICITY
02GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
6Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
14Electronic commutators
15Controlling commutation time
H02P 25/03
HELECTRICITY
02GENERATION, CONVERSION, OR DISTRIBUTION OF ELECTRIC POWER
PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
25Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
02characterised by the kind of motor
022Synchronous motors
03with brushless excitation
CPC
H02P 6/28
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
6Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
28Arrangements for controlling current
H02P 6/15
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
6Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
14Electronic commutators
15Controlling commutation time
H02P 6/182
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
6Arrangements for controlling synchronous motors or other dynamo-electric motors using electronic commutation dependent on the rotor position; Electronic commutators therefor
14Electronic commutators
16Circuit arrangements for detecting position
18without separate position detecting elements
182using back-emf in windings
H02P 25/03
HELECTRICITY
02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
PCONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
25Arrangements or methods for the control of AC motors characterised by the kind of AC motor or by structural details
02characterised by the kind of motor
022Synchronous motors
03with brushless excitation
Applicants 罗伯特·博世有限公司
Inventors A·米勒
I·德韦特曼
Agents 北京市金杜律师事务所 11256
Title
(ZH) 用于直流电机中的电子换向的方法
Abstract
(ZH)
本发明描述了一种用于直流电机中的电子换向的方法,该电机通过绕流的脉冲宽度调制来控制,利用正的和负的电流值以及处于中间的绕流间歇周期性进行脉冲宽度调制,在这种方法中测量互感电压,其中,互感电压的过零点通过互感电压上的包络线与零线的交点来确定。在过零点被绕流的正的或负的电流值覆盖时,改变绕流的脉冲宽度调制。