Insufficient refrigerant in a refrigeration plant may result in ().
- Ahigh discharge pressure
- Bfrosting of the crankcase
- Chigh temperature of the overboard water
- Dlow suction pressure of compressor
Insufficient refrigerant in a refrigeration plant may result in ().
1、In a compression refrigeration plant t
In a compression refrigeration plant the refrigerant flows from the expansion valve and through the () where it absorbs heat from the space being cooled and becomes a gas or vapor.AcompressorBcondenserCthrottle valveDevaporator
2、You are in a tropical port. The refrig
You are in a tropical port. The refrigeration machinery on a container loaded with air-cooled fruit fails. It cannot be repaired for 18 to 24...
3、In the refrigeration system, a shortag
In the refrigeration system, a shortage of refrigerant is indicated by ().Athe compressor short cycling on high pressure cut out switchBhigh suction pressureChigh head pressureDbubbles in the sight gla
4、In a refrigeration system, the refrige
In a refrigeration system, the refrigerant absorbs the latent heat of vaporization in the().AcompressorBcondenserCreceiverDevaporator
5、In a centrifugal Freon refrigeration s
In a centrifugal Freon refrigeration system, the overall capacity of the system is increased by()Aopening more bypass linesBopening additional expansion valvesCadding refrigerantDspeeding up the machine
6、In a refrigeration system, foaming of
In a refrigeration system, foaming of the crankcase oil may cause the ().Aexpansion valve to overfeedBcompressor to knockCwater regulating valve to failDcrankcase drains to plug