Basic knowledge training materials of refrigeration and air conditioning
Jan 10, 2023
Basic terminology of refrigeration 1. Refrigeration: The process of removing heat from an object or fluid and discharging it into the ambient medium to produce a temperature lower than the ambient temperature. 2. Refrigerant: the working substance that continuously completes the cycle in the refrigeration device. Common refrigerants: R22, R134A, R410A, R32, R290, R404A, R717, water. 3. Refrigerant...