Bladder Accumulator

A bladder accumulator is the most commonly used hydro-pneumatic accumulator. The bladder is filled with nitrogen and fitted in a welded or forged steel pressure vessel. The bladder is made of an elastic material.Bladder accumulators: A metal or composite bottle is fitted with an expandable bladder used to store pressurized gas and keep it separated from the hydraulic fluid. A charging valve is connected to the bladder at the top of the bottle.