福州大学：《液压与气压传动》课程电子教案（PPT教学课件）Chapter 11 Basic Circuits and their Application

Chapter 1 Basic Circuits and their Applicnon All pneumatic systems are composed of some basic circuits with different function,familiarizing and mastering these basic circuits are necessary foundation for analyzing and designing pneumatic systems. The basic circuit may be classified based on function:pressure and force control,direction control, speed control,etc. Homepage List Upwards Downward止 Return Exit

1 Chapter 11 Basic Circuits and their Application All pneumatic systems are composed of some basic circuits with different function, familiarizing and mastering these basic circuits are necessary foundation for analyzing and designing pneumatic systems. The basic circuit may be classified based on function: pressure and force control , direction control , speed control , etc

Chapier 1 Basie Ciruits n their Applicaio Ps One-stage pressure control circuit 1-Pressure meter 2-Pressure switch 3-relief valve Play DVD 2 Homepage List Upwards Dowrwards Retumn Exit

2 Chapter 11 Basic Circuits and their Application One-stage pressure control circuit 1-Pressure meter 2-Pressure switch 3-relief valve

Chapter 11 Basic Circuits and their Application a) Play DVD 0 b) Two-stage pressure control circuit 3 Homepage List Upwards Downward止 Return Exit

3 Chapter 11 Basic Circuits and their Application Two-stage pressure control circuit a）

Chapter 1 Basie Cirnits nd teir Application High and low pressures changeover circuit Play y吧 Homepage List Upwards Dowrwards Return Exit

4 Chapter 11 Basic Circuits and their Application High and low pressures changeover circuit

Chapter 11 Basic Circuits and their Application a) Play DVD w b) Play DVD 中 Pressure difference circuit 5 Homepage List Upwards Downward止 Return Exit

5 Chapter 11 Basic Circuits and their Application Pressure difference circuit a) b)

Chapter IBasie Cireuitsnd their Applicatio A -A0 B 「73 Pressure control sequence circuit 6 Homepage List Upwards Dowrwards Retun Exit

6 Chapter 11 Basic Circuits and their Application Pressure control sequence circuit

Chapter 11 Basic Circuits and their Application 3 Play Over-load protection circuit y吧 7 Homepage List Upwards Downward止 Return Exit

7 Chapter 11 Basic Circuits and their Application Over-load protection circuit

Chapter 1 Basie Cireuits and their Applicatio 工☑ Force increased circuit by multiple(three here)in-line cylinders Play DVD 8 Homepage List Upwards Dowrwards Retumn Exit

8 Chapter 11 Basic Circuits and their Application Force increased circuit by multiple (three here) in-line cylinders

Chapter 11 Basic Circuits and their Applicalion 兴 D吧 Play DVD Force increased circuit by Impact cylinder circuit an air-hydraulic intensifier Homepage List Upwards Downward止 Return Exit

9 Chapter 11 Basic Circuits and their Application Force increased circuit by an air-hydraulic intensifier Impact cylinder circuit

Chapter II Basie Cireuis and their Applicatio Cylinder extending Cylinder extending, and retracting circuit retracting and stop circuit Play Play D DVD 10 Homepage List Upwards Dowrwards Return Exit

10 Chapter 11 Basic Circuits and their Application Cylinder extending and retracting circuit Cylinder extending, retracting and stop circuit