Damaged Rotor in Screw Compressors

These are some photos of Damaged  Rotors in a Screw Compressor. 
Cause for this Damage is still unknown but you can find the Discussion regarding the damage.
Broken rotors inside screw compressor..!!

Liquid ammonia vaporizing inside crankcase

When compressor is stopped for a long time, vapor refrigerant condensate and become liquid inside compressor. This video shows inside crankcase through sight glass that shows liquid ammonia vaporizing(compressor oil become hot enough to evaporate liquid ammonia) after starting of compressor.

Reciprocating Compressor

Parts in Reciprocating Compressor 

Refrigeration Engineering

Refrigeration Engineering:- The field of Engineering which deals with the heat removing process, to keep the temperature of the given space lower then the surroundings in known as Refrigeration Engineering. 

How It Works - "Vi Ratio" in Screw Compressor

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