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Title:
METHOD AND DEVICE FOR ELECTRODYNAMIC BRAKING OF A UNIVERSAL MOTOR
Document Type and Number:
WIPO Patent Application WO/2013/149780
Kind Code:
A3
Abstract:
The invention relates to a method for electrodynamic braking of a universal motor, comprising the following steps during a braking operation: permanent determination of a speed of the universal motor; temporary, periodic short-circuiting of an armature of the universal motor by means of a semiconductor switch, wherein trigger angles of the semiconductor switch are controlled by means of a control device in such a way that the speed is adjusted to a speed of a target speed curve, with minimal deviation therefrom.

Inventors:
WISZNIEWSKI, Jacek (Humboldtstrasse 7, Leinfelden-Echterdingen, 70771, DE)
POGORZELSKI, Kamil (Forststr. 82 A, Stuttgart, 70176, DE)
Application Number:
EP2013/054423
Publication Date:
January 09, 2014
Filing Date:
March 05, 2013
Export Citation:
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Assignee:
ROBERT BOSCH GMBH (Postfach 30 02 20, Stuttgart, 70442, DE)
International Classes:
H02P3/18; H02P25/14
Domestic Patent References:
WO2011076827A22011-06-30
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