MECH Dept Engineering Topics List

Hydraulic Actuators and Control Components - Hydraulic Actuators and Control Components

Subject and UNIT: Hydraulics and Pneumatics: Unit II: Hydraulic Actuators and Control Components

If several devices are brought together in a single housing, the symbols for the individual devices are placed into a box made up of broken lines from which the connections are led away.

Hydraulic Actuators and Control Components - Hydraulic Actuators and Control Components

Subject and UNIT: Hydraulics and Pneumatics: Unit II: Hydraulic Actuators and Control Components

Table 7.10 presents the various standard symbols used for couplings in the circuit diagrams.

Hydraulic Actuators and Control Components - Hydraulics and Pneumatics

Subject and UNIT: Hydraulics and Pneumatics: Unit II: Hydraulic Actuators and Control Components

Table 7.9 presents the various standard symbols used for measuring devices in the circuit diagrams.

Hydraulic Actuators and Control Components - Hydraulics and Pneumatics

Subject and UNIT: Hydraulics and Pneumatics: Unit II: Hydraulic Actuators and Control Components

Table 7.8 presents the various standard symbols used in circuit diagram for energy transfer and conditioning of the pressure medium.

Hydraulic Actuators and Control Components - Hydraulics and Pneumatics

Subject and UNIT: Hydraulics and Pneumatics: Unit II: Hydraulic Actuators and Control Components

The switching position of a directional control valve can be changed by various actuation methods.

Hydraulic Actuators and Control Components - Hydraulics and Pneumatics

Subject and UNIT: Hydraulics and Pneumatics: Unit II: Hydraulic Actuators and Control Components

The non-return valves use the following general symbols :

Hydraulic Actuators and Control Components - Hydraulics and Pneumatics

Subject and UNIT: Hydraulics and Pneumatics: Unit II: Hydraulic Actuators and Control Components

Flow control valves are used to control the flow rate and hence to control the actuator speed.

Hydraulic Actuators and Control Components - Hydraulics and Pneumatics

Subject and UNIT: Hydraulics and Pneumatics: Unit II: Hydraulic Actuators and Control Components

Pressure valves are used to protect the fluid power system against over pressure.

Hydraulic Actuators and Control Components - Hydraulics and Pneumatics

Subject and UNIT: Hydraulics and Pneumatics: Unit II: Hydraulic Actuators and Control Components

Directional controls valves are used to determine the path of the fluid through which it should travel within a given circuit.

Hydraulic Actuators and Control Components - Hydraulics and Pneumatics

Subject and UNIT: Hydraulics and Pneumatics: Unit II: Hydraulic Actuators and Control Components

The cylinders are actuators used to convert the energy of the fluid into reciprocating mechanical energy.

Hydraulic Actuators and Control Components - Hydraulics and Pneumatics

Subject and UNIT: Hydraulics and Pneumatics: Unit II: Hydraulic Actuators and Control Components

Pumps and motors are the energy producing devices to the fluid power systems.

Introduction, Learning Objectives

Subject and UNIT: Hydraulics and Pneumatics: Unit II: Hydraulic Actuators and Control Components

Due to the rapid development of fluid-power applications, standard fluid power symbols and specifications are developed to facilitate communication and to provide a universal means of representing fluid-power systems.