Pneumatics

Question 1

Who has to test your system?

Answer 1

-Alberta Boilers Branch

Question 2

Piping System

Answer 2

• the grid (dead end)
• the decentralized (unit)
• the loop system (recommended)

Question 3

Grid

Answer 3

-one compressor with feeder lines branching off a main line that starts out with a larger diameter pipe and then gets slower as it goes down the line

Question 4

Decentralized

Answer 4

• two or more compressors with their own grids which can be interconnected or not.
• a compressor is usually close to where it is needed through the shop so there is less pressure drop

Question 5

Loop system

Answer 5

-recommends - two or more compressors feed a single system

Question 6

How to avoid moisture problems in your system

Answer 6

-sloping the line coming from the compressor away for the compressor with the drop on top

Question 7

FRL

Answer 7

-filter, regulator and lubricator

Question 8

Code dictates your system have?

Answer 8

-gauge, drain, safety relief valve

Question 9

How does sealing happen in directional control valves in pneumatics?

Answer 9

• packed bore
• packed spool
• sliding plate

Question 10

Packed bore

Answer 10

-have o-rings fixed in grooves in the bore of the valves

Question 11

Packed spool

Answer 11

-have o-rings fit into grooves machined into the spool

Question 12

Sliding plate (rotary disc)