Steuerung einer flüssigkeitsringpumpe

AT1868691TActive Publication Date: 2026-01-15EDWARDS TECH VACUUM ENG (QINGDAO) CO LTD

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Patent Information

Application Number: AT2022706412T
Authority / Receiving Office: AT · AT
Patent Type: Patents
Current Assignee / Owner
Priority Date: 2021-02-22
Filing Date: 2022-02-16
Publication Date: 2026-01-15
Estimated Expiration: 2042-02-16

Application Information

Patent Timeline

22 Feb 2021

Priority

16 Feb 2022

Application

AT2022706412T

15 Jan 2026

Publication

AT1868691T

IPC: F04C

Inventors: DAI, XIN; LIU, XIBO

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Abstract

A control system comprising: a liquid ring pump (10); a motor (12) configured to drive the liquid ring pump (10); and a controller (20) configured to: determine an electrical current within the motor (12); determine a speed of the motor (12); calculate a value of a function (F), the function (F) being a function of the determined electrical current within the motor (12) and the determined speed of the motor (12); and output one or more control signals based on the calculated value of the function (F).

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