[Solved] MET230L: Hydraulics and Pneumatics Lab Unit 2 Lab Assignment 1

Remember to open a new Word file named MET230L_Unit2_Lab1_LastName_FirstName.doc(x) if you have not done so yet.

Exercise 1

This exercise illustrates the AND function while controlling a double acting cylinder.

Consider the figure shown.

1. In the simulation software assigned by your instructor, open a new file named Unit2_Lab1Ex1_LastName_FirstName
2. Build the circuit using the components shown or their equivalents
3. Start the simulation by left clicking the start button circled here in red as shown ( ).
4. Left click once on valve M1

• What happens to the cylinder? _____________________

1. Left click once on valve M2

• What happens to the cylinder? ___________________________________
• Why? ______________________________________________________________

____________________________________________________________________

1. Left click once on either M1 or M2 valve,

• What happens to the cylinder? ___________________________________
• Why? ______________________________________________________________

____________________________________________________________________

1. Take a screen shot of the working simulated circuit, copy and paste in the word document
2. Save the simulation and word files

Figure for Exercise 1

Exercise 2

Like the previous one, this exercise illustrates the AND function as well. Except that it uses a single acting cylinder.

Consider the figure shown.

1. In the simulation software assigned by your instructor, open a new file named Unit2_Lab1Ex2_LastName_FirstName
2. Build the circuit using the components shown or their equivalents
3. Start the simulation by left clicking the start button circled here in red as shown ( ).
4. Left click once on valve M1

• What happens to the cylinder? _____________________

1. Left click once on valve M2

• What happens to the cylinder? ___________________________________
• Why? ______________________________________________________________

____________________________________________________________________

1. Left click once on either M1 or M2 valve,

• What happens to the cylinder? ___________________________________
• Why? ______________________________________________________________

____________________________________________________________________

1. Take a screen shot of the working simulated circuit, copy and paste in the word document
2. Save the simulation and word files

Figure for Exercise 2

Exercise 3

This exercise illustrates the OR function while controlling a double acting cylinder.

Consider the figure shown.

1. In the simulation software assigned by your instructor, open a new file named Unit2_Lab1Ex3_LastName_FirstName
2. Build the circuit using the components shown or their equivalents
3. Start the simulation by left clicking the start button circled here in red as shown ( ).
4. Left click once on valve M1

• What happens to the cylinder? _____________________

1. Left click once again on valve M1

• What happens to the cylinder? _____________________

1. Left click once on valve M2

• What happens to the cylinder? ___________________________________
• Why? ______________________________________________________________

____________________________________________________________________

1. Left click once again on M2 valve,

• What happens to the cylinder? ___________________________________

1. Take a screen shot of the working simulated circuit, copy and paste in the word document
2. Save the simulation and word files

Figure for Exercise 3

Exercise 4

Like the previous exercise, this one illustrates as well the OR function but, this time using a single acting cylinder.

Consider the figure shown.

1. In the simulation software assigned by your instructor, open a new file named Unit2_Lab1Ex4_LastName_FirstName
2. Build the circuit using the components shown or their equivalents
3. Start the simulation by left clicking the start button circled here in red as shown ( ).
4. Left click once on valve M1

• What happens to the cylinder? _____________________

1. Left click once again on valve M1

• What happens to the cylinder? _____________________

1. Left click once on valve M2

• What happens to the cylinder? ___________________________________
• Why? ______________________________________________________________

____________________________________________________________________

1. Left click once again on M2 valve,

• What happens to the cylinder? ___________________________________

1. What the inconvenient of this circuit? _______________________________________________

______________________________________________________________________________

1. Take a screen shot of the working simulated circuit, copy and paste in the word document
2. Save the simulation and word files

Figure for Exercise 4

Exercise 5

This exercise illustrates the implementation of the OR function using a shuttle valve to control a single acting cylinder.

Consider the figure shown.

1. Give the complete name of the component D1

______________________________________________

1. Briefly, in no more than three lines, explain how it works

______________________________________________________________________________

______________________________________________________________________________

______________________________________________________________________________

1. In the simulation software assigned by your instructor, open a new file named Unit2_Lab1Ex5_LastName_FirstName
2. Build the circuit using the components shown or their equivalents
3. Start the simulation by left clicking the start button circled here in red as shown ( ).
4. Left click once on valve M1

• What happens to the cylinder? _____________________

1. Why doesnt air leak back to the atmosphere though the directional control valve M2?

______________________________________________________________________________

1. Left click once again on valve M1

• What happens to the cylinder? _____________________

1. Left click once on valve M2

• What happens to the cylinder? ___________________________________
• Why? ______________________________________________________________

____________________________________________________________________

1. Left click once again on M2 valve,

• What happens to the cylinder? ___________________________________

1. Take a screen shot of the working simulated circuit, copy and paste in the word document
2. Save the simulation and word files

Figure for Exercise 5

Exercise 6

Like the previous exercise, this exercise illustrates as well the implementation of the OR function using a shuttle valve. The only difference is that this time it is a double acting cylinder that is controlled.

Consider the figure shown.

1. Give the complete name of the component P1. ________________________________________

______________________________________________________________________________

1. In the simulation software assigned by your instructor, open a new file named Unit2_Lab1Ex6_LastName_FirstName
2. Build the circuit using the components shown or their equivalents
3. Start the simulation by left clicking the start button circled here in red as shown ( ).
4. Left click once on valve M1

• What happens to the cylinder? _____________________

1. Left click once again on valve M1

• What happens to the cylinder? _____________________

1. Left click once on valve M2

• What happens to the cylinder? ___________________________________
• Why? ______________________________________________________________

____________________________________________________________________

1. Left click once again on M2 valve,

• What happens to the cylinder? ___________________________________

1. Why do M1 and M2 have to be equipped with permanent (detented) push button? ______________________________________________________________________________

______________________________________________________________________________

1. Take a screen shot of the working simulated circuit, copy and paste in the word document
2. Save the simulation and word files

Figure for Exercise 6

Exercise 7

This is yet another way to implement the OR function. The exercise uses a shuttle valve to control a double acting cylinder with a different DCV valve not used so far.

Consider the figure shown.

1. Give the complete name of the component P1. ________________________________________

______________________________________________________________________________

1. In the simulation software assigned by your instructor, open a new file named Unit2_Lab1Ex7_LastName_FirstName
2. Build the circuit using the components shown or their equivalents
3. Start the simulation by left clicking the start button circled in red as shown ( ).
4. Left click once on valve M1

• What happens to the cylinder? ___________________________________________

1. Left click once on valve M3

• What happens to the cylinder? _______________________________________________________________

1. Left click once on valve M2

• What happens to the cylinder? ___________________________________________

1. Left click once on valve M3

• What happens to the cylinder? ___________________________________

1. Left click once again on M2 valve,

• What happens to the cylinder? ___________________________________

1. Why do M1 and M2 no longer need to be equipped with permanent (detented) push button? ______________________________________________________________________________

______________________________________________________________________________

1. Why do we need a third valve V3? __________________________________________________

______________________________________________________________________________

1. Take a screen shot of the working simulated circuit, copy and paste in the word document
2. Save the simulation and word files

Figure for Exercise 7

Exercise 8

Consider the figure shown.

2. Give the complete name of the component D2. ______________________________________

______________________________________________________________________________

1. Briefly, in less than 3 lines, explain how it works? ______________________________________

____________________________________________________________________________________________________________________________________________________________

1. In the simulation software assigned by your instructor, open a new file named Unit2_Lab1Ex8_LastName_FirstName
2. Build the circuit using the components shown or their equivalents
3. Start the simulation by left clicking the start button circled here in red as shown ( ).
4. Left click once on valve M1
   • What happens to the cylinder? _______________________________________________
5. Left click once again on valve M1.
   • Does anything happen?______________________________
   • Why? ___________________________________________________________________

________________________________________________________________________

1. Left click once on valve M2

• What happens to the cylinder? _______________________________________________
• Why? ___________________________________________________________________

_______________________________________________________________________

1. Set the opening of the flow control valve F1 to 10%
2. Left click on the appropriate valve to extend the cylinder piston and observe the speed
3. Left click on the appropriate valve to retract the cylinder piston and observe the speed
4. Which of the extension of retraction stroke is faster? ______________________________
   • Why? ___________________________________________________________________

________________________________________________________________________

1. Would the extension stroke become faster or slower without component D2? _______________
2. Take a screen shot of the working simulated circuit, copy and paste in the word document
3. Save the simulation and word files

Figure for Exercise 8

Exercise 9

This exercise illustrates the implementation of the AND function using a different type of directional valve. Consider the figure shown.

1. Give the complete name of the component D1

______________________________________________

1. Briefly, in no more than three lines, explain how it works

______________________________________________________________________________

______________________________________________________________________________

______________________________________________________________________________

1. In the simulation software assigned by your instructor, open a new file named Unit2_Lab1Ex9_LastName_FirstName
2. Build the circuit using the components shown or their equivalents
3. Start the simulation by left clicking the start button circled in red as shown ( ).
4. Left click once on valve M1

• What happens to the cylinder? _____________________
• Why? _______________________________________________________________

____________________________________________________________________

1. Why doesnt air leak back to the atmosphere though the directional control valve M2 nor go in the blank side of the cylinder?

______________________________________________________________________________

1. Left click once on valve M2

• What happens to the cylinder? ___________________________________________
• Why? ______________________________________________________________

___________________________________________________________________

1. Left click once on either M1 or M2 valve,

• What happens to the cylinder? ___________________________________
• Why? _______________________________________________________________

____________________________________________________________________

____________________________________________________________________

1. Take a screen shot of the working simulated circuit, copy and paste in the word document
2. Save the simulation and word files

Figure for Exercise 9

Exercise 10

This exercise illustrates the implementation of the AND function using a two pressure valve. Consider the figure shown.

1. In the simulation software assigned by your instructor, open a new file named Unit2_Lab1Ex10_LastName_FirstName
2. Build the circuit using the components shown or their equivalents
3. Start the simulation by left clicking the start button circled here in red as shown ( ).
4. What valve (s) need to be actuated to extend the cylinder rod? __________________________
5. What valve (s) need to be actuated to retract the cylinder rod? __________________________
6. What is the difference between a two pressure valve and a dual pressure valve?
7. Take a screen shot of the working simulated circuit, copy and paste in the word document
8. Save the simulation and word files

Figure for Exercise 10

Submission instructions

Remember to zip the word file along with all the simulation files in a folder named MET230L_Unit2_Lab1_LastName_FirstName and submit where instructed