ELECTRICAL AND ELECTRONICS
CODE COURSE NAME CATEGORY L T P CREDIT
EET445 ELECTRIC VEHICLES OEC 2 1 0 3
Preamble: This course introduces basic knowledge about electric vehicles. Basic knowledge
about the drives used in EV and HEV, battery management system , energy sources and
communication networks are also discussed.
Prerequisite: NIL.
Course Outcomes: After the completion of the course the student will be able to
CO 1 Explain the basic concept of electric and hybrid electric vehicle
CO 2 Choose proper energy storage systems for vehicle applications
CO 3 Identify various communication protocols and technologies used in vehicle networks
Mapping of course outcomes with program outcomes
PO PO PO PO PO PO PO PO PO PO PO PO
1 2 3 4 5 6 7 8 9 10 11 12
CO 1 2 1 1 1
CO 2 2 1 1 1
CO 3 2 1 1 1
Assessment Pattern
Bloom’s Category Continuous Assessment Tests End Semester Examination
1 2
Remember 10 10 20
Understand 25 25 50
Apply 15 15 30
Analyse
Evaluate
Create
Mark distribution
Total Marks CIE ESE ESE Duration
150 50 100 3 hours
ELECTRICAL AND ELECTRONICS
Continuous Internal Evaluation Pattern:
Attendance : 10 marks
Continuous Assessment Test (2 numbers) : 25 marks
Assignment/Quiz/Course project : 15 marks
End Semester Examination Pattern: There will be two parts; Part A and Part B. Part A contain
10 questions with 2 questions from each module, having 3 marks for each question. Students
should answer all questions. Part B contains 2 questions from each module of which student
should answer any one. Each question can have maximum 2 sub-divisions and carry 14 marks.
Course Level Assessment Questions
Course Outcome 1 (CO1):
1. List various vehicle performance indices. (K1, PO1, PO6, PO7)
2. List various hybrid electric vehicle topologies.(K1, PO1)
3. Highlight the importance of control of electric motor drives in electric and hybrid electric
vehicle powertrains. (K2, PO1, PO6, PO7)
Course Outcome 2 (CO2)
1. State the different characteristics of the energy storage system used in electric and hybrid
electric vehicles .(K2, PO1, PO6, PO7)
2. Describe how the battery size can be reduced in electric and hybrid electric vehicles. (K2,
PO1, PO6, PO7)
3. Illustrate the different methods used for increasing the battery life in electric and hybrid
electric vehicles. (K2, PO1, PO6, PO7)
Course Outcome 3 (CO3):
1. List the general objectives of energy management strategies employed in electric and hybrid
electric vehicles. (K1, PO1, PO6, PO7)
2. Identify various communication protocols used in electric and hybrid electric vehicles. (K1,
PO1, PO6)
3. Illustrate how fuel economy is maintained in hybrid electric vehicles. (K2, PO1, PO6, PO7)
ELECTRICAL AND ELECTRONICS
Model Question Paper
QP CODE:
PAGES: 3
Reg. No:______________
Name:______________
APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY
SEVENTH SEMESTER B.TECH DEGREE EXAMINATION,
MONTH & YEAR
Course Code: EET455
Course Name: Electric Vehicles
Max. Marks: 100 Duration: 3 Hours
PART A (3 x 10 = 30 Marks)
Answer all Questions. Each question carries 3 Marks
1. List the reasons that led to the evolution of hybrid electric vehicles.
2. List the characteristics of the transmission system in a vehicle.
3. Mention one instance, when the internal combustion engine shall take up extra torque in the
drivetrain of a parallel hybrid while being driven.
4. List major components in the drivetrain of an electric vehicle.
5. Discuss the advantage and disadvantage of using DC motors in the drivetrain of electric and
hybrid electric vehicles.
6. List any three motors that can be used in the drivetrain of electric and hybrid electric
vehicles.
7. Explain the C-rating of a battery
8. Explain the basic fuel cell structure with the help of a neat diagram
9. What are the seven layers of Open System Interconnection (OSI)?
10. What is meant by CAN transfer protocol
ELECTRICAL AND ELECTRONICS
PART B (14 x 5 = 70 Marks)
Answer any one full question from each module. Each question carries 14 Marks
Module 1
11. Explain the history of electric and hybrid electric vehicles. 14
12. Explain the essential characteristics in the power sources intended to be used in 14
electric and hybrid electric vehicles.
Module 2
13. a. Highlight various factors that influence the component sizing in the power trains 7
of hybrid electric vehicles.
b. Illustrate how an internal combustion engine is always operated in its maximum 7
operating efficiency region in a hybrid electric vehicle.
14. a. Highlight the limitations posed by the battery during the power flow control in 8
electric drive-train topologies.
b. Suggest various methods to minimize the battery size and maximize battery life 6
during the power flow control in electric drive-train topologies.
Module 3
15. a. List the desired characteristics of motors used in the drive trains of electric and 7
hybrid electric vehicles.
b. Demonstrate the control of separately excited DC motors in electric vehicles. 7
16. a. Explain the block diagram of electric drive system used in electric vehicles. 7
b. Demonstrate the Field Oriented Control of Induction Motors in the powertrain of 7
electric vehicles.
Module 4
17. Explain about Lithium ion batteries with the help of necessary diagram. Write the 14
chemical reactions involved in it.
ELECTRICAL AND ELECTRONICS
18. What are the various battery parameters? Briefly explain 14
Module 5
19. Compare various energy management strategies in electric vehicles.
14
20. Discuss about a typical CAN layout in a hybrid electric vehicle with the help of 14
block diagram
Syllabus
Module 1 (6 hrs)
Introduction to Hybrid Electric Vehicles: History of hybrid and electric vehicles, social and
environmental importance of hybrid and electric vehicles
Basics of vehicle performance, vehicle power source characterization, transmission
characteristics, mathematical models to describe vehicle performance
Module II (8 hrs)
Hybrid Electric Drive-trains: Basic concept of hybrid traction, introduction to various hybrid
drive-train topologies, power flow control in hybrid drive-train topologies, Introduction to
electric components used in hybrid electric vehicles
Electric Drive-trains: Basic concept of electric traction, introduction to various electric drive-
train topologies, power flow control in electric drive-train topologies.
Module III (8 hrs)
Block diagram of electric drive system, Introduction to electric motors used in hybrid and
electric vehicles: configuration and control of separately excited DC motors, Induction Motors
(block diagram representation of FOC).
Module IV (7 hrs)
Energy Storage: Introduction to Energy Storage Requirements in Hybrid and Electric Vehicles,
Battery based energy storage, Fuel Cell based energy storage, Hybridization of different energy
storage devices, Introduction to Super capacitor and Hydrogen energy storage.
Module V (7 hrs)
Communications, supporting subsystems: In vehicle networks- CAN
Introduction to energy management strategies used in hybrid and electric vehicles, classification
of different energy management strategies, comparison of different energy management
strategies
ELECTRICAL AND ELECTRONICS
Text/References Books
1 Iqbal Hussein, Electric and Hybrid Vehicles: Design Fundamentals, CRC Press, 2003
2. NPTEL (notes) – Electrical Engineering – Introduction to Hybrid and Electric Vehicles
3 K Sundareswaran, Elementary Concepts of Power Electronic Drives: CRC Press, Taylor &
Francis Group
Course Contents and Lecture Schedule
No Topic No. of
Lectures
1 Introduction to Hybrid Electric Vehicles (6)
1.1 History of hybrid and electric vehicles, 1
1.2 Social and environmental importance of hybrid and electric vehicles 1
1.3 Basics of vehicle performance 1
1.4 Vehicle power source characterization, transmission characteristics 1
1.5 Mathematical models to describe vehicle performance 1
1.6 Dynamics of electric motion 1
2 Hybrid Electric Drive -trains and Electric drive trains (8)
2.1 Basic concept of hybrid traction 1
2.2 Introduction to various hybrid drive-train topologies 1
ELECTRICAL AND ELECTRONICS
2.3 Power flow control in hybrid drive-train topologies 2
2.4 Basic concept of electric traction 1
2.5 Introduction to various electric drive-train topologies, 1
2.6 Power flow control in electric drive-train topologies 2
3 Electric drive system in electric and hybrid electric vehicles (8)
3.1 DC motors and induction motors 2
3.2 Introduction to Electric drive system 2
3.3 Separately excited DC motor speed control 1
3.4 V/f control of induction motor drive 1
3.5 Introduction to vector control ( block diagram representation only) 2
4 Introduction to Energy Storage Requirements in Hybrid and Electric Vehicles (7)
4.1 Battery based energy storage 3
4.2 Fuel Cell based energy storage 2
4.3 Hybridization of different energy storage devices 1
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Introduction to Super capacitor and Hydrogen energy storage 1
5 Communications, supporting subsystems and energy management strategies (7)
5.1 Communications networks 2
5.2 Introduction to energy management strategies used in hybrid and electric 1
vehicles
5.3 Classification of different energy management strategies 2
5.4 Comparison of different energy management strategies 2
