Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFRecovery of refrigerants: Refrigerants like CFCs & HCFGs cannot be vented into the atmosphere as they cause ozone depletion in the stratosphere and also contribute in global warming. So, removing these refrigerants in any condition from an appliance and store in an external container is called recovery.
Methods of recovery: There are two methods
1. Passive Methods (No external recovery machine used): In this movement of refrigerant takes place due to natural difference between system and recovery cylinder. This process is speeded up by following methods
- Evacuating the recovery cylinder
- Place recovery cylinder in ice bath
- Supply heat to the system
In the given figure, the cylinder is places in ice bath which will speed up the recovery.
2. Active methods of recovery
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