Technical Standards for Fluid Power

LAP 6               Pneumatic Power Systems  

Objectives

1                                             Define pneumatics and give an application

2                                             Describe the functions of basic components of a pneumatic system

3                                             Define pressure and give its units of measurement

4                                             Describe the function of a pneumatic schematic

5                                             Explain six pneumatic safety rules

6                                             Describe the function of a pressure regulator valve and give an                                                   application

7                                             Describe the operation of a pressure regulator and give its schematic                                           symbol

8                                             Describe the function of an air filter

9                                             Describe the operation of an air filter and give its schematic symbol

10                                         Describe the function of a pneumatic quick connect fitting and give its                                                schematic symbol

11                                         Describe the function of a tee and a cross and give their schematic                                               symbols

12                                         Describe the function of a pneumatic cylinder and give an application

13                                         Describe the operation of a double-acting pneumatic cylinder and give                                              its schematic symbol

14                                         Describe the function of a 3-position, 4-way pneumatic DCV and give                                            an application

15                                         Describe the operation of a 3-position, 4-way pneumatic DCV and give                                                  its schematic symbol

Skills

 

1                                             Read a pneumatic pressure gage

2                                             Connect and adjust a pressure regulator

3                                             Drain a pneumatic filter

4                                             Connect a pneumatic hose that uses quick-connect fittings

5                                             Use a tee to connect two circuit branches together

6                                             Use a cross to connect three circuit branches together

7                                             Connect and operate a double-acting pneumatic cylinder using a 3-                                              position, manually-operated DCV

8                                             Design a multiple cylinder pneumatic circuit

 

    LAP 7               Basic Pneumatic Circuits  

 

Objectives

1                                             Describe the function of a single-acting pneumatic cylinder and                                               give an application

2                                             Describe the operation of a single-acting, spring-return cylinder and                                                give its schematic symbol

3                                             Describe the function of a 3/2 pneumatic DCV and give an                                               application

4                                             Describe the operation of a 3/2 pneumatic DCV and give its                                                   schematic symbol

5                                             Describe the function of a pneumatic motor and give an application

6                                             Describe the operation of a pneumatic motor and give its schematic                                                  symbol

7                                             Describe the function of a muffler and give its schematic symbol

8                                             List three common pneumatic motor designs and explain where they                                                 are used

9                                             Describe seven basic rules for drawing pneumatic schematics

10                                         Describe the function of pneumatic simulation software and name two                                               applications

11                                         Describe the function of the pneumatic symbol library

  Skills 1                                             Connect and operate a single-acting pneumatic cylinder using                                                        a 3/2 manually-operated DCV

2                                             Connect and operate a unidirectional pneumatic motor using a 3-                                               way, manually-operated DCV

3                                             Draw a pneumatic schematic from the actual circuit connections on                                                the machine

4                                             Connect a pneumatic circuit given a schematic

5                                             Design a multiple actuator pneumatic circuit

6                                             Use software to simulate a pneumatic circuit

LAP 8               Principles of Pneumatic Pressure and Flow   

 

Objectives

1                                             Describe how to calculate the force output of an extending cylinder

2                                             Describe how to calculate the force output of a cylinder in retraction                                                     (pull)

3                                             State Pascal's Law and explain its significance in pneumatics

4                                             Explain how force is multiplied using Pascal's Law

5                                             Describe two methods of representing pneumatic pressure

6                                             Explain how air pressure is created in a pneumatic system

7                                             State Boyle's Law and explain its significance

8                                             Explain how a pneumatic system creates flow

9                                             Describe two types of resistance in a pneumatic system

10                                         Explain how Delta P describes pneumatic resistance

11                                         Describe what determines the speed of a pneumatic actuator

Skills

1                                             Calculate the extension force of a cylinder given its size and                                               pressure

2                                             Measure the force output of an extending cylinder

3                                             Calculate the retraction force of a cylinder given its size and                                                 pressure

4                                             Convert between gage and absolute pressures

5                                             Use Boyle's Law to calculate changes in pressure and volume

6                                             Measure Delta P across a pneumatic component

 

LAP 9               Pneumatic Speed Control Circuits

 

Objectives

1                                             Describe the main function of a pneumatic needle valve and give an                                                  application

2                                             Describe the operation of a needle valve and give its schematic                                                   symbol

3                                             Define flow rate and give its units of measurement

4                                             Describe the function of a flow meter and give an application

5                                             Describe the operation of a rotameter and give its schematic symbol

6                                             Describe the function of a pneumatic check valve and give an                                                 application

7                                             Describe the operation of two types of pneumatic check valves and                                                  give their schematic symbols

8                                             Describe the function of a flow control valve and give an application

9                                             Describe the operation of a flow control valve and give its schematic                                                symbol

10                                         Describe the effect of actuator load changes on flow control operation

11                                         Describe the operation of a meter-in flow control circuit and give an                                               application

12                                         Describe the operation of a meter-out flow control circuit and give an                                             application

13                                         Define independent speed control and give an application

14                                         Define independent speed control and give an application

Skills

1                                             Connect and operate a needle valve to control actuator speed

2                                             Convert air volumes at pressures to free air volumes

3                                             Connect and read a flow meter

4                                             Connect and operate a check valve

5                                             Connect and adjust a flow control valve to control the speed of an                                                actuator

6                                             Connect and operate a meter-in flow control circuit

7                                             Connect and operate a meter-out flow control circuit

8                                             Design an independent speed control circuit