About the authorMike Fisher has over 35 years of experience with refrigeration systems. This background includes; service, installation, equipment manufacturing, research and development, project management, consulting engineering, system design and packaged systems.
Ammonia refrigeration systems are complex by their very nature. A system can be comprised of a mixture of various manufacturers equipment such as evaporators, compressors, control valves, condensers, and vessels. Secondly, you can have various forms of each of these components. Screws or reciprocating compressors. Evaporative or shell & tube condensers. Flooded, direct expansion, or liquid overfeed coil circuiting.
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Owners and managers of cold storage warehouses are often faced with minimizing their operating costs. The energy used by the refrigeration system is often a major contibutor to this cost of operation. In the attempt to limit the energy used and its subsequent cost various methods can be utilized.
