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Proportional Electro-Pneumatics Give Control of Pressure Force Flow 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves WUHAN UNIVERSITY OF TECHNOLOGY LOGISTICS.

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Presentation on theme: "Proportional Electro-Pneumatics Give Control of Pressure Force Flow 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves WUHAN UNIVERSITY OF TECHNOLOGY LOGISTICS."— Presentation transcript:

1 Proportional Electro-Pneumatics Give Control of Pressure Force Flow 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves WUHAN UNIVERSITY OF TECHNOLOGY LOGISTICS ENG. DEPT. 武汉理工大学 物流工程学院

2 Proportional Pressure Applications Pneumatic braking Filling systems Tank flow control Fluid dispense Air bearings Blow moulding Leakage testing 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

3 Proportional Force Applications Spot welding Web tensioning Clamping Friction welding Pinch roller control Linear force control Polishing 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

4 Proportional Flow Applications Paint spray systems Filling systems Fluid dispense Tank flow control 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

5 Pressure up to 20bar Flow up to l/min Accuracy 0.5% A Wide Range of Options 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

6 With a Choice of Technology Open loop control Closed loop control 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

7 Open Loop Control Electromechanical design Rugged and reliable Suitable for many applications 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

8 Open Loop Control Electromechanical design Rugged and reliable Suitable for many applications 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

9 Open Loop Control Electromechanical design Rugged and reliable Suitable for many applications 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

10 Open Loop Control Electromechanical design Rugged and reliable Suitable for many applications 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

11 Open Loop Control Electromechanical design Rugged and reliable Suitable for many applications 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

12 Open Loop Control Electromechanical design Rugged and reliable Suitable for many applications 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

13 Open Loop Control Electromechanical design Rugged and reliable Suitable for many applications 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

14 Open Loop Control Electromechanical design Rugged and reliable Suitable for many applications 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

15 Open Loop Control Electromechanical design Rugged and reliable Suitable for many applications 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

16 Open Loop Control Electromechanical design Rugged and reliable Suitable for many applications 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

17 Open Loop Control Electromechanical design Rugged and reliable Suitable for many applications 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

18 Open Loop Control Electromechanical design Rugged and reliable Suitable for many applications 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

19 VP10 l Force balanced electronic regulator l Linearity 0.35%; Hysteresis 0.2% l Loop powered (two wire) version l Intrinsically safe versions “Electronic regulator ideal for low flow applications requiring low linearity and hysteresis” 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

20 VP40 l Direct acting poppet valve l Forward and relief flow up to 2000 l/min l Response time <60 ms l Pressure up to 20 bar “Complete family with high flow and high pressure options” 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

21 Open Loop Control Benefits Economic Simple uncomplicated design Proven, Rugged and Reliable Reversible Action 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

22 Closed Loop Control Internal pressure sensor Active closed loop control Setpoint or analogue setpoint Suitable for any application Pressure feedback signal Comparator output signal 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

23 Closed Loop Control Internal pressure sensor Active closed loop control Setpoint or analogue setpoint Suitable for any application Pressure feedback signal Comparator output signal 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

24 Closed Loop Control Internal pressure sensor Active closed loop control Setpoint or analogue setpoint Suitable for any application Pressure feedback signal Comparator output signal 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

25 Closed Loop Control Internal pressure sensor Active closed loop control Setpoint or analogue setpoint Suitable for any application Pressure feedback signal Comparator output signal 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

26 Closed Loop Control Internal pressure sensor Active closed loop control Setpoint or analogue setpoint Suitable for any application Pressure feedback signal Comparator output signal 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

27 Closed Loop Control Internal pressure sensor Active closed loop control Setpoint or analogue setpoint Suitable for any application Pressure feedback signal Comparator output signal 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

28 Closed Loop Control Internal pressure sensor Active closed loop control Setpoint or analogue setpoint Suitable for any application Pressure feedback signal Comparator output signal 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

29 Closed Loop Control Internal pressure sensor Active closed loop control Setpoint or analogue setpoint Suitable for any application Pressure feedback signal Comparator output signal 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

30 Closed Loop Control Internal pressure sensor Active closed loop control Setpoint or analogue setpoint Suitable for any application Pressure feedback signal Comparator output signal 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

31 Closed Loop Control Internal pressure sensor Active closed loop control Setpoint or analogue setpoint Suitable for any application Pressure feedback signal Comparator output signal 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

32 Closed Loop Control Internal pressure sensor Active closed loop control Setpoint or analogue setpoint Suitable for any application Pressure feedback signal Comparator output signal 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

33 Closed Loop Control Internal pressure sensor Active closed loop control Setpoint or analogue setpoint Suitable for any application Pressure feedback signal Comparator output signal 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

34 The VP21 family of proportional poppet valves driven by proportional solenoids air consumption is minimal reliable The Ultimate Family…VP21 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

35 VP21 Large range of flow up to l/min Pressure up to 16 bar Port size to G3/4 ” Analogue or digital setpoint Proportional feedback signal and / or setpoint reached signal “The ultimate family of proportional valves with an exceptional range of options” 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

36 VP22 l Poppet valve l Fast response l Flow up to 300 l/min l Analogue or digital setpoint l Proportional feedback signal and / or setpoint reached signal “Direct acting proportional valve for high speed, low flow applications” 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

37 The Next Generation … VP50 glandless spool with spring return air pressure pilot electronic controller including active feedback Glandless spool Air pilot Electronic controller and feedback transducer The VP50 is an air piloted proportional valve incorporating: 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

38 VP50 l Maximum output pressure 10 bar l Response time <0.1 sec 10-90% l Flow 1400 l/min l Proportional feedback signal “Air piloted proportional spool valve suitable for most applications” 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

39 Closed Loop Control Performance Long term accuracy Vibration immunity User features Proportional feedback Gain control User benefits Better system stability Closer control Service friendly Benefits 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

40 VP10 Linearity 0.35%; Hysteresis 0.2% VP40 Pressure up to 20 bar VP21 Large range of flow upto l/min VP22 Analogue or digital feedback VP50 Response time <0.1 sec 10-90% Summary Wide range of options for a wide range of applications with your choice of technology : 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

41 Proportional Valve Wide range of options for a Wide range of applications With your choice of Technology 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves

42 《气动技术》双语电子教案 吴洪明 Chapter 9 Proportional Valves End


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