hapter 10 Air Supply Devices and Pneumatic Compon 10.1.1 Pressure generation devices 1.Compressor classification According to working principles:displacement and dynamic; According to structures:see Fig.10-2; According to output pressures:low pressure (0.2~1.0MPa). medium pressure (1.0~10MPa),high pressure(10~100MPa), superhigh pressure (>100MPa). According to output flow rates(delivery):mini(<1m3/min),small (1~10 m3/min),medium (10~100 m3/min),large (100 m3/min). 6 Homepage List Upwards Downwards Retumn Exit
Chapter 10 Air Supply Devices and Pneumatic Components 6 10.1.1 Pressure generation devices 1. Compressor classification According to working principles: displacement and dynamic; According to structures: see Fig.10-2; According to output pressures: low pressure (0.2~1.0MPa), medium pressure (1.0~10MPa), high pressure (10~100MPa), superhigh pressure (>100MPa). According to output flow rates (delivery): mini (<1m3 /min), small (1~10 m3 /min), medium (10~100 m3 /min), large (>100 m3 /min)
Chapter 1 Air Supply Devices and Pneumatic Como Compressors(压缩机) Dynamic(速度型) Displacement(容积型) Ejecton(喷射式) Radial(径向式)Aial(轴流式) Rotary旋转式) Reciprocating(往复式) One rotor(单转子) Two rotors(双转子) Trunk Cross head Labyrinth Diaphragm (筒形) (十字头)（迷宫式）（隔源式） Vane Liquid ring Screw Screw Roots 叶片式)（液环）〔螺杆) (螺杆) (鲁氏) Fig.10-2 Basic compressor type Homepage List Upwards Downwards Retumn Exit
Chapter 10 Air Supply Devices and Pneumatic Components 7 Fig. 10-2 Basic compressor type
Chapter 10 Air Supply Devices and Pneumatic Compon 2.Working principles of compressors Take a piston compressor for example L 777777777777 Fig.10-3 Piston type compressoroperation 1-Exhaust valve 2-Cylinder 3-Piston 4-Piston rod 5-Sliding block 6-Connectingrod 7-Crank8-Exhale valve 9-Spring 8 Homepage List Upwards Downwards Retumn Exit
Chapter 10 Air Supply Devices and Pneumatic Components 8 2. Working principles of compressors Take a piston compressor for example Fig.10-3 Piston type compressor operation 1-Exhaust valve 2-Cylinder 3-Piston 4-Piston rod 5-Sliding block 6- Connecting rod 7-Crank 8-Exhale valve 9-Spring
Chopter 1 Air Suppy Devices nd Pnem 10.1.2 Purification and storing devices and equipments compressed air 1. Demands for better quality of compressed air 2.Purification and storing equipments for compressed air (1)Cooler Coolers can be further classified based on their arrangement:coil tubular type(see Fig.10-4a),series tubular type(see Fig.10-4b), thermosyphon system and tube drive type.There are two types of cooling:water cooling and air cooling 9 Homepage List Upwards Dowrwards Retun Exit
Chapter 10 Air Supply Devices and Pneumatic Components 9 10.1.2 Purification and storing devices and equipments compressed air 1. Demands for better quality of compressed air 2. Purification and storing equipments for compressed air (1) Cooler Coolers can be further classified based on their arrangement: coil tubular type (see Fig. 10-4a), series tubular type (see Fig. 10-4b), thermosyphon system and tube drive type. There are two types of cooling: water cooling and air cooling
ter 10 Air Supply Devices and Pneumatic Com Hot water Hot air Hot water Hot air Cool air Graphic symbol Cool wate Cool water Cool air b) Fig.10-4 Cooler a)Coil tubular type Play b)Series tubular type Play DVD DVD 10 Homepage List Upwards Downwards Retumn Exit
Chapter 10 Air Supply Devices and Pneumatic Components 10 a) Coil tubular type b)Series tubular type Fig. 10-4 Cooler