Q47 & Q48

Q47 & Q48

Q47: What is the purpose of the valve B in the below reciprocating compressor system?   A.  To keep the suction pressure from rising too high B.   To allow producing oil while the compressor shuts C.  To protect compressor discharge from overpressure D.  To...
Q45 & Q46

Q45 & Q46

Q45: Which of the item in the reciprocating compressor system below can be deleted if feed gas is assured at a constant pressure?   A.  Recycle valve B.  Flare Valve C.  Suction Control Valve D.  PSV   C; There will be no suction pressure control needed....
Q43 & Q44

Q43 & Q44

Q43: In the schematic shown below, what will happen, if the flow through the following constant speed reciprocating compressor reduces:  Which one of the following will you agree with:   A.  Suction pressure increases B.  Discharge temperature increases C. ...
Q43 & Q44

Q41 & Q42

Q41: In the schematic shown below for a reciprocating compressor, which one of the following will you agree with: A.  Valve A protects the machine from surging B.  Valve A maintains a minimum suction pressure C.  Valve A keeps the machine from having higher discharge...
Q43 & Q44

Q39 & Q40

39: Thumb rule for maximum compression ratio for a single stage compression is: A.  3 B.  4 C.  5 D.  6   B; max. pressure ratio to be between 3 and 4 to keep the discharge temperature within limits, ensuring adequate packing life for reciprocating compressors...
Q43 & Q44

Q37 & Q38

37: Which of the following would you recommend to reduce the compressor discharge temperature: A.  Increase the number of stages B.  Install a cooler in the discharge to reduce the temperature  C.  Reduce the suction temperature D.  Increase the suction pressure  ...