Electric Vehicle Performance

Power Conversion in Motors — Lesson 1

Torque Production in Motors - I — Lesson 2

Torque Production in Motors - II — Lesson 3

Torque Production in Motors - III — Lesson 4

Torque, Speed and Back EMF in Motors — Lesson 5

D and Q Axis in Motors — Lesson 6

Motor Performance and Limitations — Lesson 7

Field Oriented Control — Lesson 8

AC and DC in Motor Control — Lesson 9

Motor Control with AC Current — Lesson 10

1 Quiz

Course Assessment — Electric Vehicle Performance

Post Completion Survey

Previous Lesson

Login to Enroll

Course Assessment — Electric Vehicle Performance

Electric Vehicle Performance Practice Quiz Course Assessment — Electric Vehicle Performance

Time limit: 0

Quiz Summary

0 of 20 Questions completed

Questions:

Information

You have already completed the quiz before. Hence you can not start it again.

Quiz is loading...

You must sign in or sign up to start the quiz.

You must first complete the following:

Results

Quiz complete. Results are being recorded.

Results

0 of 20 Questions answered correctly

Your time:

Time has elapsed

You have reached 0 of 0 point(s), (0)

Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)

Categories

Not categorized 0%

Unfortunately, you did not pass the quiz.

Don't be discouraged - Go through the course material including the lecture videos, handout slides, and simulation examples to prepare and try again.
Congratulations, you have passed the quiz!

You still have room for improvement - Review the slides and simulation examples again to identify the concepts that you may have missed.
Congratulations, you have passed the quiz!

You scored better than average, but if you are still unsure about a particular topic, try starting a discussion on the Ansys Learning Forum to discuss your questions with peers around the world.
Congratulations you have passed the quiz!

You did great - Check out other courses to further your knowledge. Also, visit the Ansys Learning Forum and participate in discussions on this subject to help your peers and deepen your own knowledge.
Congratulations you have passed the quiz!

You have excelled on this topic - Check out other courses and see if you can ace them too. Also, visit the Ansys Learning Forum to help your peers on this topic. With your knowledge, you can make a real difference.

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20

Current
Review
Answered
Correct
Incorrect

Question 1 of 20

1. Question
What could be the forms of mechanical power delivered by a motor? (Select the two correct answers)
- Rotation of the shaft
- Force acting on a vehicle
- Voltage supplied to the motor
- Current drawn by the motor
Correct

Incorrect
Question 2 of 20

2. Question
What are the factors that affect the efficiency of a motor and gearbox in power conversion? (Select the three correct answers)
- Steel loss
- Copper loss
- Gear ratio
- Voltage supplied to the motor
Correct

Incorrect
Question 3 of 20

3. Question
What is the process of reversing the direction of current to maintain positive torque called?
- Commutation
- Rotation
- Conversion
- Magnetization
Correct

Incorrect
Question 4 of 20

4. Question
What type of torque is produced by the alignment of teeth in a motor?
- Magnetic torque
- Reluctance torque
- Mechanical torque
- Electrical torque
Correct

Incorrect
Question 5 of 20

5. Question
Which type of motor is generally preferred for electric vehicles?
- PMDC
- PMSM
- IPMSM
- SPM
Correct

Incorrect
Question 6 of 20

6. Question
What is the concept that plays a significant role in enhancing the efficiency of motors?
- Magnetic torque
- Reluctance torque
- Electric torque
- Mechanical torque
Correct

Incorrect
Question 7 of 20

7. Question
What are the three common features characterizing the flow in different physical phenomena? (Select the three correct answers)
- Ohm's law
- Conservation of mass
- Conservation of energy
- Newton's law
Correct

Incorrect
Question 8 of 20

8. Question
What is the total torque in an IPMS motor made up of?
- Magnetic torque
- Reluctance torque
- Both magnetic and reluctance torque
- Neither magnetic nor reluctance torque
Correct

Incorrect
Question 9 of 20

9. Question
What is the phase advance angle used for in an IPMS motor?
- To maximize the magnetic torque
- To maximize the reluctance torque
- To maximize the total torque
- To minimize the total torque
Correct

Incorrect
Question 10 of 20

10. Question
What does the Maximum Torque Per Ampere (MTPA) algorithm do?
- It maximizes the current for a given torque
- It maximizes the torque for a given current
- It minimizes the current for a given torque
- It minimizes the torque for a given current
Correct

Incorrect
Question 11 of 20

11. Question
Which of the following statements are true about the reluctance offered by a magnet? (Select the two correct answers)
- It is almost the same as the reluctance offered by air
- It is much lower than the reluctance offered by steel
- It is much higher than the reluctance offered by air
- It is much lower than the reluctance offered by air
Correct

Incorrect
Question 12 of 20

12. Question
Which of the following factors affect the optimum angle for maximum torque in an IPMS motor? (Select the two correct answers)
- The current
- The phase advance angle
- The magnetic torque
- The reluctance torque
Correct

Incorrect
Question 13 of 20

13. Question
What impacts the performance of a motor? (Select the three correct answers)
- The back EMF
- The mechanical speed
- The applied voltage
- The load torque
Correct

Incorrect
Question 14 of 20

14. Question
What influences the voltage in each axis of a motor? (Select the two correct answers)
- The current in the perpendicular axis
- The flux in the perpendicular axis
- The current in the same axis
- The flux in the same axis
Correct

Incorrect
Question 15 of 20

15. Question
What is flux weakening in the context of motor performance?
- A technique to increase the current limit
- A technique to decrease the voltage limit
- A technique to push the boundary beyond the rated speed
- A technique to reduce the rated torque
Correct

Incorrect
Question 16 of 20

16. Question
What is the purpose of flux weakening in motor control?
- To increase the back emf
- To decrease the back emf
- To increase the current
- To decrease the current
Correct

Incorrect
Question 17 of 20

17. Question
What is the role of software filters in motor control?
- To increase the noise in the signal
- To decrease the noise in the signal
- To increase the voltage
- To decrease the voltage
Correct

Incorrect
Question 18 of 20

18. Question
What does a controller maintain in motor control?
- AC entities
- DC entities
- Both AC and DC entities
- Neither AC nor DC entities
Correct

Incorrect
Question 19 of 20

19. Question
What is Pulse Width Modulation used for?
- Conversion of AC into DC
- Conversion of DC into AC
- Conversion of AC into three-phase AC
- Conversion of DC into three-phase DC
Correct

Incorrect
Question 20 of 20

20. Question
What are the Park and Clarke transforms used for?
- To transition between AC and DC
- To generate three-phase AC current
- To apply PI control
- To correct errors in the motor
Correct

Incorrect