What is a ton of refrigeration?
Commercial refrigeration systems in the US are mostly rated in tons of refrigeration and this term is used widely in other parts of th...
About the Psychrometric Chart
1. Introduction The psychrometric chart shows graphically the parameters relating to water moisture in air. This application note d...
How does the Synthetic Refrigerant Additive (SRA) affect maintenance and wear?
1. There are two synthetic catalysts in SRA: a. The major component is one which removes the oil-fouling plaque....
COPs, EERs, and SEERs
1. Introduction This note discusses performances of air conditioning systems, including heat pumps and chillers. It describes the e...
Where does the oil go after treatment with the SRA?
Oil is necessary in a refrigeration unit; it is needed to lubricate the compressor pump. Over time, much of this oil has circulated th...
Measuring Enthalpy to Calculate Efficiency
Summary This application note describes in detail how you can calculate the gain in efficiency of a direct exchange air conditionin...