CO2 as a refrigerant has been a part of the refrigeration landscape for close to a decade and continues to gain more and more attention in the states in refrigeration applications. Most recently, CO2 was showcased as a hot topic at the Food Marketing Institute Expo in Chicago.
Technicians need to to be aware that ice machine servicing expertise might be just one small part of the technology they could encounter on a single piece of refrigerated equipment.
The most recent International Institute of Ammonia Refrigeration Conference took a look of some of the latest research in terms of working with equipment running on natural refrigerants. The significance was not lost on attendees as such refrigerants continue to gain a foothold in commercial and industrial applications.
The compressor’s discharge line temperature is important because it is an indication of the amount of heat absorbed in the evaporator and suction line and any heat of compression generated by the compression process.