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Patent Searching and Data


Title:
METHOD FOR OPERATING A DRIVE SYSTEM, AND DRIVE SYSTEM
Document Type and Number:
WIPO Patent Application WO/2011/113566
Kind Code:
A3
Abstract:
The invention relates to a method for operating a drive system and to a drive system, wherein the drive, in particular comprising a converter-fed electric motor, comprises a brake that can be actuated, wherein at a trigger point for testing the brake a braking process is triggered - in particular independently of the converter, in which the brake is released when a limit monitoring curve is reached - the brake deceleration is determined, when the brake deceleration falls below a critical value a warning is emitted and/or an action is triggered, in particular a deactivation of the drive system or a transfer of the brake system into a different, safer state.

Inventors:
GNIRSS, Bernhard (Max-Reger-Str. 5, Ettlingen, 76275, DE)
Application Number:
EP2011/001246
Publication Date:
August 30, 2012
Filing Date:
March 14, 2011
Export Citation:
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Assignee:
SEW-EURODRIVE GMBH & CO. KG (Ernst-Blickle-Str. 42, Bruchsal, 76646, DE)
GNIRSS, Bernhard (Max-Reger-Str. 5, Ettlingen, 76275, DE)
International Classes:
H02P3/18; B60T17/22; G01L5/28; H02P3/26
Foreign References:
EP2030855A22009-03-04
CH516106A1971-11-30
EP0924583A21999-06-23
DE3311041A11984-09-27
US20070228821A12007-10-04
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