Control Valves, Actuators & Positioners : Operation & Design

سرفصل های دوره

A practical approach to control valves , actuators and positioners using real-world process examples & solved problems

1 - Control valve functions and basic parts

1 - Learning objectives

2 - Introduction

3 - Valve body

4 - Valve bonnet

5 - Trim

6 - Plug and seat

7 - Stem

8 - Actuator

9 - Packing

10 - Before you proceed to the next section

2 - Control valve configurations

11 - Control valves

12 - Trim arrangement

13 - Direction of action

14 - Control valve 3D dismantling

15 - Control valve 2D dismantling

16 - Before you proceed to the next section

3 - General considerations

17 - Introduction

18 - Twoport valves

19 - Shutoff tightness

20 - Balanced single seat

21 - Slide valves Spindle operated

22 - Rotary valves

23 - Options

24 - Twoport valves summary

25 - Threeport valves

26 - Process examples of threeport valves

27 - Before you proceed to the next section

4 - Control valve capacity

28 - Introduction

29 - Valve flow coefficient Cv

30 - Use of flow coefficient Cv for piping and components

31 - Before you proceed to the next section

5 - Control valve characteristics

32 - Flow characteristics

33 - Fast opening

34 - Linear

35 - Equal percentage

36 - Example Determining flowrate for different valve lifts

37 - Matching the valve characteristic to the process

38 - Example A water circulating heating system

39 - Example A boiler water level control system

40 - Example Constructing the installation curve

41 - Example Comparing linear and equal percentage

42 - Example Temperature control of a steam application

43 - Example The effect of selecting a control valve larger than necessary

44 - Before you proceed to the next section

6 - Control valve actuators and positioners for continuous control action

45 - Introduction

46 - Piston actuators

47 - Piston actuators double acting 3D animation

48 - Piston actuators single acting Dismantling

49 - Diaphragm actuators

50 - Actuator valve combinations

51 - Effect of differential pressure on the valve lift

52 - What are valve positioners

53 - Force balance positioners

54 - Motion balance positioners

55 - Example of positioners

56 - Positioners What you should remember

57 - Positioners When should a positioner be fitted

58 - PP positioners

59 - IP positioners

60 - About IP converters

61 - Digital positioners

62 - Summary Selecting a pneumatic valve and actuator

63 - Before you proceed to the next section

7 - Control valve actuators and position indicators for OnOff control action

64 - Pneumatic actuators

65 - Example 1 Single acting spring return actuators Components Operation

66 - Example 2 Single acting spring return actuators Components Operation

67 - Example 3 Double acting actuators Components Operation

68 - Example 4 Double acting actuators Components Operation

69 - From single acting to double acting actuator

70 - From Fail Close FC to Fail Open FO Scotch Yoke actuators

71 - From Fail Close FC to Fail Open FO Rack and Pinion Actuators

72 - Rack and Pinion vs Scotch Yoke

73 - Valve position indication

74 - Before you proceed to the next section

8 - Choices and selection

75 - What type of valves should be installed

9 - Installation and commissioning

76 - Control valves

77 - Actuators

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تولید کننده: Udemy-Training