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Title:
並列運転装置を制御する方法及び制御システム
Document Type and Number:
Japanese Patent JP7372924
Kind Code:
B2
Abstract:
A device-system comprises parallel operating devices (105-107) for driving an operating quantity towards a target value, and a control system for controlling each device at least partly based on a device-specific integral term relating to a time integral of a device-specific error signal that is indicative of a deviation of the operating quantity from the target value. The control system comprises a stabilizing system that computes an arithmetic average of the device-specific integral terms and corrects the device-specific integral terms towards the computed arithmetic average. The correction of the device-specific integral terms makes it possible to avoid unwanted drifts in the device-specific integral terms in a situation where there are differences between the device-specific error signals. The devices can be peers to each other and thus redundancy is achieved because one device can be removed from or added to the device-system without actions from the other devices.

Inventors:
Tarchiainen, Antti
Tienen, list
Matthias, Iscanius
Application Number:
JP2020537737A
Publication Date:
November 01, 2023
Filing Date:
January 21, 2019
Export Citation:
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Assignee:
Danfoss Eddytron Owai
International Classes:
H02P5/50
Domestic Patent References:
JP2005117832A
JP2016134983A
Foreign References:
US20100231158
WO2016035727A1
Attorney, Agent or Firm:
Shigeki Yamakawa
Masaki Yamakawa