1.5 Accumulator Flashcards
1
Q
What are 5 major uses of accumulators?
A
Emergency Supply
Shock Absorbing
Maintain Constant Pressure
Acceleration Control
Auxiliary Supply
2
Q
Mechanical methods of accumulator pressurization?
A
Weight Loaded
Spring Loaded
3
Q
Gas Charged methods of accumulator pressurization
A
Non-separated
Piston
Diaphragm or bladder
4
Q
A
5
Q
A
6
Q
A
Spring
7
Q
A
Gravity
8
Q
What is a pre-charge?
A
Volume of gas required in an accumulator to create pressure equal to that which is required by the actuator.
9
Q
Why do we not use air as a pre-charge?
A
Oxidation, Corrosion, Fire Hazard if mixed with oil
10
Q
A
