Hydraulic Circuits and Systems - Hydraulics and Pneumatics
Subject and UNIT: Hydraulics and Pneumatics: Unit III: Hydraulic Circuits and Systems
Fig.9.13 shows a simple weight-loaded type accumulator.
Hydraulic Circuits and Systems - Hydraulics and Pneumatics
Subject and UNIT: Hydraulics and Pneumatics: Unit III: Hydraulic Circuits and Systems
As discussed in Section 9.1.2, accumulators are used as:
Construction, Operation, Advantages, Disadvantage, Other Important Concepts
Subject and UNIT: Hydraulics and Pneumatics: Unit III: Hydraulic Circuits and Systems
The construction of a typical bladder type accumulator is depicted in Fig.9.7.
Construction, Operation, Advantages, Disadvantages
Subject and UNIT: Hydraulics and Pneumatics: Unit III: Hydraulic Circuits and Systems
The construction of a typical diaphragm-type accumulator is shown in Fig.9.6.
Construction, Operation, Advantage, Disadvantages
Subject and UNIT: Hydraulics and Pneumatics: Unit III: Hydraulic Circuits and Systems
The construction, and operation of a typical piston type accumulator is illustrated in Fig.9.5. It consists of a cylinder body and a moveable piston with proper seals.
Hydraulic Circuits and Systems - Hydraulics and Pneumatics
Subject and UNIT: Hydraulics and Pneumatics: Unit III: Hydraulic Circuits and Systems
The above said drawbacks of the non-separator type accumulators can be eliminated in the separator type accumulators by providing a barrier between the pressurizing gas and the hydraulic fluid.
Hydraulic Circuits and Systems - Hydraulics and Pneumatics
Subject and UNIT: Hydraulics and Pneumatics: Unit III: Hydraulic Circuits and Systems
Fig.9.4 shows a diagram of a non-separated pneumatic-loaded actuator in a circuit.
Hydraulic Circuits and Systems - Hydraulics and Pneumatics
Subject and UNIT: Hydraulics and Pneumatics: Unit III: Hydraulic Circuits and Systems
Gas-loaded accumulators, also popularly known as hydro-pneumatic accumulators, are the most commonly used accumulators in almost all the industrial applications.
Hydraulic Circuits and Systems - Hydraulics and Pneumatics
Subject and UNIT: Hydraulics and Pneumatics: Unit III: Hydraulic Circuits and Systems
The spring-loaded accumulators are similar in construction to that of dead-weight type accumulators.
Construction, Operation, Advantages, Disadvantages
Subject and UNIT: Hydraulics and Pneumatics: Unit III: Hydraulic Circuits and Systems
The construction and operation of a dead-weight type accumulator is illustrated in Fig.9.2.
Hydraulic Circuits and Systems - Hydraulics and Pneumatics
Subject and UNIT: Hydraulics and Pneumatics: Unit III: Hydraulic Circuits and Systems
An accumulator is basically a pressure storage reservoir in which a non-compressible hydraulic fluid is retained under pressure from an external source.
Hydraulic Circuits and Systems - Hydraulics and Pneumatics
Subject and UNIT: Hydraulics and Pneumatics: Unit III: Hydraulic Circuits and Systems
Review questions: Hydraulic Circuits and Systems - Hydraulics and Pneumatics, PROBLEM FOR PRACTICE