Patent · US Active

Multi-motor operation

US11233468B2 · kind B2 · utility

0Cited by

1References

11Claims

0Family size

Assignee

ebm-papst Mulfingen GmbH & Co. KG · DE

Inventors

Thomas Kilian · Germering, DE
Sebastian Schroth · Kupferzell, DE
Marco Weckert · Künzelsau, DE
Georg Wiedmann · Ilshofen, DE
Ralph Wystup · Künzelsau, DE

Key dates

Filing date	Oct 26, 2018
Grant date	Jan 25, 2022
Priority date	—
Expiry date	Oct 26, 2038

Classification

Technology area (CPC H)Electricity
CPC primaryH02P2006/045
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The invention relates to a method for the closed-loop and open-loop control of two or more EC motors operated using a common converter, wherein for the purpose of setting the operating point of the EC motors, common open-loop or closed-loop control using at least one controller is provided, wherein a combination of at least two control options is provided and in this case a controlled variable regulates the voltage setting at the output of the converter such that the two or more EC motors follow an intended sequence of operating points in a stable manner.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.