Patent · US Expired

Refrigeration system condenser heat recovery at higher temperature than normal condensing temperature

US4325226A · kind A · utility

7Cited by
15References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 18, 1981
Grant dateApr 20, 1982
Priority date
Expiry dateFeb 18, 2001

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02B30/52
  • WIPO fieldThermal processes and apparatus
  • WIPO sectorMechanical engineering

Abstract

Heat is recovered in a medium at higher than normal condensing temperature of a refrigeration system by using two cascade connected refrigeration systems and heating the medium in isolated stages by refrigerant subcooling and refrigerant condensing stages of the higher temperature system.

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