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.
- Acompressor
- Bcondenser
- Cthrottle valve
- Devaporator
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.
1、Piston compression rings used in a die
Piston compression rings used in a diesel engine function to ()Atransfer heat from the cylinder to the pistonBscrape oil from the sides of the pistonCseal the combustion space from the crankcasesDprevent any piston contact with the cylinder liner
2、Low compression in a diesel engine cou
Low compression in a diesel engine could be caused by()Aworn or broken cylinder liner sealing ringsBhigh cooling water temperatureCworn or broken piston ringsDlow fuel oil pressure
3、Low compression pressure in a diesel e
Low compression pressure in a diesel engine may be the result of ()Ainsufficient fuel supply due to fuel pump valves sticking or leakingBexce...
4、Insufficient refrigerant in a refriger
Insufficient refrigerant in a refrigeration plant may result in ().Ahigh discharge pressureBfrosting of the crankcaseChigh temperature of the overboard waterDlow suction pressure of compressor
5、In a compression refrigeration plant t
In a compression refrigeration plant the refrigerant is under low pressure in the () and under high pressure in the ().Acompressor;condenserBcondenser;evaporatorCthrottle valve;evaporatorDevaporator;condenser
6、A drop in compression pressure in one
A drop in compression pressure in one cylinder of a diesel engine can be caused by()Aa leaking fuel injection nozzleBa clogged air filterCearly fuel injectionDburned valve