Patent · US Expired

Apparatus and method for controlling a magnetic bearing centrifugal chiller

US6581399B2 · kind B2 · utility

18Cited by
3References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 1, 2002
Grant dateJun 24, 2003
Priority date
Expiry dateMay 1, 2022

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25B2700/2117
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A method for controlling operation of a centrifugal cooling apparatus, which has at least one of an evaporator, a centrifugal compressor having a magnetic bearing system, a condenser, and an expansion device, includes monitoring an operating condition of the magnetic bearing system, and controlling compressor flow stability based upon the operating condition of the magnetic bearing system.

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