Vane Compressor

Question 1

Oil relief valve

Answer 1

• prevents hydraulic lock on start up

- located at the bottom of the stator housing

Question 2

Uses of vane compressors

Answer 2

-plant air, pneumatic conveying and breathable air

Question 3

Oil system

Answer 3

-used for sealing, heat transfer, lubrication and control air inlet valve (unloader valve)

Question 4

Safety relief valve

Answer 4

-only thing protecting over pressurizing the casing

Question 5

Bypass valve (thermal mixing valve)

Answer 5

-stops the air from going to the cooler and warms it up quicker

Question 6

Machining an extra cut in the stator

Answer 6

-helps to volume of trapped air between the adjoining rows of vanes since there is always some carryover of compressed air in this space

Question 7

Vacuum valve

Answer 7

-prevents vane chatter

Question 8

Intake throttle valve

Answer 8

-