The compressor lubricant in refrigeration and air conditioning systems has many important functions. Even though the refrigerant is the working fluid required for cooling, the lubricant or oil is ...

Understanding refrigerant piping for air conditioners and heat pumps is easy. It is also necessary in order to perform service correctly, and perhaps to spot the service errors of others. Among other ...

In line with the Korean government’s recent efforts to achieve the goal of “going carbon neutral by 2050,” the energy transition from fossil fuels to new and renewable sources of energy has been ...