TOKYO — Kobe Steel Ltd. has developed a new refrigeration compressor to freeze and refrigerate food at food processing plants and warehouses. Called the iZN440TUA, the two-stage inverter ammonia screw ...
One of the newer technologies involves twin screw compressors. This article will look at service-related aspects of such a unit. The screw compressor is a positive-displacement rotary mach-ine.
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