You should speak to the doctor about: 1  Your vaccination history. 2  Travel plans while in Vietnam and beyond if visiting other countries. 3  What style of accommodation and transport you will use. 4  Your general health and wellbeing. 5  Any plans for adventurous or outdoors activities.
Refrigerating Compressor. Refrigerating Compressor. a compressor that is a component of a vapor-compression refrigerating machine and is used to draw the refrigerant vapor from the evaporator and deliver it to the condenser.
RE: chiller surging? Centrifigul compressor surging is a condition where the existing head (lift) exceeds the compressors pumping head (lift). Most Centrifugal Refrigeration Compressors have(develop) a lift of about 70*f. For example: SST = 35*f and SCT = 105*f so the diff = 70*f.