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Lubrication System
Force type lubrication is used for the medium and heavy-duty compressor. The main
component of the force type lubrication is the main oil pump, dual oil filter, lube
oil cooler, pressure regulating valve, lube oil tank and its associated accessories.
Splash type lubrication is used for the small compressor(up to 100kW). This type of
system lubricating oil by the splashing of crank-throw moving through the lubricant
in the sump.
The crankshaft is connected to drive, to transfer the rotary motion.
When force lubrication is used, drilled oil passage is provided in the crankshaft.
Backup Ring支承环
The construction of the backup ring is similar to the radial ring. As the name
indicate this type of ring is used to backup all the rings when using in the high-
pressure application.
Tangent Ring Radial Ring or Pressure Breaker Ring Backup ring.
The packing rings are the important element of rod packing assembly. The below-listed
packing rings are widely used in a reciprocating compressor.
For capacity control, clearance pocket included in the cylinders. In the case of multistage compressors, the clearance pocket is used in the first stage cylinder.
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