狠狠撸

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Piston (s).
?
Piston rings.
?
Cylinder (s)
?
Valves (suction valve & discharge valve).
?
Driving mechanism (crank shaft, connecting rod, cross head
and piston rod).
?
Suitable frame
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2_Reciprocating Compressors process and air
Valve Designs
?
Plate valve
?
Channel valve.
?
Poppet valve
?
Reeds
Poppet Valves
CUTAWAY VIEW OF A
POPPET VALVE
Channel Valve
Plate Valve
Cutaway of Plate Valve
2_Reciprocating Compressors process and air
Piston rings & rider rings
Exploded view of non
lubricated piston
Piston rod packing
COOLING SYSTEMS
?
Cylinder Cooling
?
Cooling Methods
MULTI – STAGE
COMPRESSION
Multi – stage compressor
Advantages of Multi – Staging
?
Saving in power
?
Reduces the maximum gas temperature
in the cylinders
?
Reduction of the pressure differential
across each cylinder
LUBRICATION
?
Reduce friction between the moving parts.
?
Minimize wear.
?
Dissipate frictional heat through cooling and
heat transfer.
?
Flush away entering dirt as well as wear
debris.
?
Reduce gas leakage.
?
Protect parts from corrosion.
?
Minimize deposits.
Lubricant Distribution Methods
?
Forced circulation system.
?
Splash system
FORCE – FEED
LUBRICATION
SPLASH LUBRICATION
CLASSIFICATION
?
Single or double acting.
?
Single stage or multi – stage.
?
Trunk or compressors with crosshead.
?
Cylinder (s) arrangement.
Cylinder Arrangements
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2_Reciprocating Compressors process and air