Patent · US Expired

Regulating device for the superheat temperature of the evaporator of a refrigeration or heat pump installation

US4845956A · kind A · utility

63Cited by
6References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 4, 1988
Grant dateJul 11, 1989
Priority date
Expiry dateApr 4, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02B30/70
  • WIPO fieldControl
  • WIPO sectorInstruments

Abstract

The invention relates to a device and method for regulating the superheat temperature of the evaporator of a refrigeration or heat pump system. The existing and desired superheat values are compared at intervals of two and the rate of departure between these two values is utilized for adjusting the desired superheat value.

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