31 Jan/11 0
Refrigerant concentration in occupied areas is a health risk. It is injurious to inhabitants when leaks develop in a small space. Furthermore loss of…
3 Feb/11 0
Accumulation of frost on evaporator coil acts as insulator. As its thickness increases effectiveness of coil drops. Cooling capacity decreases. Frost deposit is the result…
8 Feb/11 0
Frictionless Chillers
Conventional chiller technologies with centrifugal, screw or scroll compressors use mechanical type of bearings. These bearings are located on both end of rotor…
4 Feb/11 0
Screw compressors are used in middle capacity chillers, mostly starting from 70 ton to 300 ton. These are positive displacement machines. Refrigerant is compressed between…
