Unlike other accumulators, a piston accumulator does not need to be pressurized with oil. Instead, it uses air to fill the chambers, which is more efficient than a liquid accumulator. There are many advantages to this type of accumulator, but there are also a few disadvantages.
Piston accumulators are commonly used in rugged, heavy-duty applications. However, they can be damaged by contamination, so you should be sure to inspect them regularly and replace any damaged piston seals. Diaphragm accumulators are similar to piston accumulators, but they utilize an elastic diaphragm to store fluid. The advantage of these accumulators is that they are cheap and easy to transport. They also offer a low flow rate, ensuring that they are ideal for small-scale applications.
Piston accumulators are used for transferring and storing high pressure fluids. They are also used to control pump pulsations and reduce the pressure load in the system. Piston accumulators are available in various capacities and are preferred for their high efficiency and long-lasting storage life.
Another type of piston accumulator uses a bladder instead of a gas-charged piston. This type of accumulator is more compact and can be mounted on an engine. They can be used in vehicles with variable-pitch propellers.