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## GUJARAT TECHNOLOGICAL UNIVERSITY

## Program Name: Diploma Engineering

## Level: Diploma

## Branch: Electrical Engineering / Renewable Energy

## Subject Code: DI05000221

Subject Name: Electrical Vehicle Technology

w. e. f. Academic Year:

2026 - 27

Semester:

5 th

Category of the Course:

MOPEC

| Prerequisite:   | Basic  knowledge  of  electrical  machines,  power  electronics,  and  electrical  measurements.                                                                                                                                                                                                                                                                                                                                                                                                                             |
|-----------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| Rationale:      | This  course  introduces  the  fundamentals  of  electric  vehicle  technology,  including  vehicle  dynamics,  propulsion  systems,  battery  technology,  and  charging  infrastructure. It enables students to understand the operation and performance of EV  systems  with  focus  on  practical  applications.  The  course  also  incorporates  EV  charging standards and government policies to provide industry-relevant knowledge,  preparing diploma students for opportunities in the electric mobility sector. |

## Course Outcomes : After Completion of the Course, Student will be able to:

|   No | Course Outcomes                                                                                                 | RBT  Level*   |
|------|-----------------------------------------------------------------------------------------------------------------|---------------|
|   01 | Explain types, architecture, power flow and vehicle dynamics of electric vehicles                               | R, U          |
|   02 | Describe  electric  propulsion  systems  including  motors,  drives  and  basic  power  electronic applications | U             |
|   03 | Apply battery concepts, parameters and calculations for energy storage and driving  range estimation            | U,A           |
|   04 | Explain EV charging systems, infrastructure and relevant policies in India                                      | U             |

*Revised Bloom's Taxonomy (RBT)

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## GUJARAT TECHNOLOGICAL UNIVERSITY

## Program Name: Diploma Engineering

## Level: Diploma

## Branch: Electrical Engineering / Renewable Energy

Subject Code:

DI05000221

Subject Name: Electrical Vehicle Technology

## Teaching and Examination Scheme:

| Teaching Scheme  (in Hours)   | Teaching Scheme  (in Hours)   | Teaching Scheme  (in Hours)   | Total Credits  L+T+ (PR/2)   | Assessment Pattern and Marks   | Assessment Pattern and Marks   | Assessment Pattern and Marks   | Assessment Pattern and Marks   | Total   Marks   |
|-------------------------------|-------------------------------|-------------------------------|------------------------------|--------------------------------|--------------------------------|--------------------------------|--------------------------------|-----------------|
| L                             | T                             | PR                            | C                            | Theory                         | Theory                         | Tutorial / Practical           | Tutorial / Practical           |                 |
|                               |                               |                               |                              | ESE (E)                        | PA(M)                          | PA(I)                          | ESE (V)                        |                 |
| 2                             | 0                             | 2                             | 3                            | 70                             | 30                             | 20                             | 30                             | 150             |

## Course Content:

|   Unit  No. | Content                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |   No. of  Hours | % of  Weightage   |
|-------------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|-----------------|-------------------|
|           1 | Unit 1: Introduction to Electric Vehicles and Vehicle Dynamics   Evolution and need of electric vehicles   Limitations of IC engine vehicles and advantages of EVs   Types of electric vehicles: BEV, HEV, PHEV, FCEV: Definition,  Example   Basic architecture of EV: Block diagram and components (Battery,  Controller, Motor, Drivetrain)   Power  flow  in  electric  vehicles:  BEV  (battery  to  motor),  HEV  (engine + battery combined operation), PHEV (hybrid with external  charging)   Comparison of EV and IC engine vehicles   EV  economics:  Total  Cost  of  Ownership  (TCO),  Payback  period  (numerical)   Drive cycle: Definition and purpose, Types (urban, highway - basic  idea), Importance in EV performance evaluation   Vehicle  dynamics  basics:  Rolling  resistance,  Aerodynamic  drag,  Gradient (hill climbing) force   Numerical  problems:  Estimation  of  tractive  force  and  power  required for vehicle motion |               7 | 23%               |
|           2 | Unit 2: Electric Propulsion System (Motor, Drive and Power  Electronics)   Requirements of EV motors: High torque, High efficiency, Minimal  maintenance   Types of Motors used in EV: BLDC Motor: Construction, working,                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              |               8 | 27%               |

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## GUJARAT TECHNOLOGICAL UNIVERSITY

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Program Name: Diploma Engineering

## Level: Diploma

## Branch: Electrical Engineering / Renewable Energy

Subject Code: DI05000221

Subject Name: Electrical Vehicle Technology

|    | Advantages, PMSM & Induction Motor: Working, Advantages,  Comparisons   Torque-speed characteristics of motors used in EV   Motor drives and controllers: Role of inverters in EV, Basic Speed  control concept, Basic block diagram of EV drive system, Role of  DC-DC converters in EV systems (concept only), PWM concept for  voltage and speed control   Regenerative braking in EV: Numerical on regenerative braking                                                                                                                                                                                                                                                                                                                                           |    |     |
|----|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|----|-----|
|  3 | Unit 3: Battery Technology and Energy Storage Systems   Battery basics: Voltage, current, capacity, energy   Battery  parameters:  State  of  Charge  (SoC),  Depth  of  Discharge  (DoD), C-rate, State of Health (SoH)   Types  of  batteries:  Lead-acid,  NiMH,  Lithium-ion,  Lithium-ion  working principle   Hybrid energy storage system: Battery and ultra-capacitor,   Comparison (energy density vs power density)   Battery pack design: Series and parallel configuration   Battery calculations: Ah, Wh calculation, Driving range estimation  (Wh/km method)  Simple numerical problems   Fuel cell basics: Working principle and application in EV   Battery  Management  System  (BMS):  Functions,  protection,  balancing, thermal management |  9 | 30% |
|  4 | Unit 4: EV Charging Systems, Infrastructure and Policies   Types  of  Charging  systems:  AC  charging  (slow  and  moderate  charging: Level 1 and Level 2), DC charging (fast charging - Level  3),  Comparison of AC and DC charging, On-board and Off-board  Chargers: Definition and working & Comparison    Charging Methods: Constant Current (CC), Constant Voltage (CV),  CC-CV method (basic concept)   Charging  Standards:  Type  2,  CCS  (Combined  Charging  System),  Bharat EV   Basic  Charging  Infrastructure:  Public  charging,  Private  charging,  Charging station concept   EV  policies  (India):  FAME  scheme  (basic  concept),  State  EV                                                                                            |  6 | 20% |

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## GUJARAT TECHNOLOGICAL UNIVERSITY

## Program Name: Diploma Engineering

## Level: Diploma

## Branch: Electrical Engineering / Renewable Energy

## Subject Code: DI05000221

## Subject Name: Electrical Vehicle Technology

| policies (overview)   |    |      |
|-----------------------|----|------|
|                       | 30 | 100% |

## Suggested Specification Table with Marks (Theory):

Distribution of Theory Marks (in %)

| R Level   | U Level   | A Level   |   N Level |   E Level |   C Level |
|-----------|-----------|-----------|-----------|-----------|-----------|
| 10 %      | 40 %      | 50 %      |        00 |        00 |        00 |

Where R: Remember; U: Understanding; A: Application, N: Analyze and E: Evaluate C: Create (as per Revised Bloom's Taxonomy)

## References/Suggested Learning Resources:

## (a) Reference Books:

1. Electric and Hybrid Electric Vehicles - Iqbal Husain
2. Electric Vehicle Technology Explained - Larminie&amp; Lowry
3. Modern Electric, Hybrid Electric Vehicles - Mehrdad Ehsani
4. Advanced Electric Drive Vehicles - Ali Emadi
5. Electric Powertrain - Hayes &amp; Goodarzi
6. Build Your Own Electric Vehicle - Seth Leitman
7. Fundamentals of Electric Vehicles - NPTEL Notes
8. Battery Management Systems - Gregory L. Plett
9. Power Electronics - P.S. Bimbhra

## (b) Open-Source Software and Website:

| Topic                    | Resource  Type   | Link                                                                                               |
|--------------------------|------------------|----------------------------------------------------------------------------------------------------|
| EV Basics                | Tutorial         | https://nptel.ac.in                                                                                |
| EV Fundamentals          | Video            | https://youtu.be/tJfERzrG-D8?si=5hmqrWIFCwvmAhe9                                                   |
| How Electric Cars  Work? | Video            | https://youtu.be/kzsyJROQOas?si=EyDkRGIJXts2oc3n  https://youtu.be/td5Z4wiwhDU?si=C6b_IPKQwq7xTZAh |

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## GUJARAT TECHNOLOGICAL UNIVERSITY

Program Name: Diploma Engineering

## Level: Diploma

## Branch: Electrical Engineering / Renewable Energy

Subject Code:

DI05000221

Subject Name: Electrical Vehicle Technology

| Types of electric  vehicles with examples   | Video       | https://youtu.be/qxmhFRx2fOw?si=eVKY5C4bUQMRi37z   |
|---------------------------------------------|-------------|----------------------------------------------------|
| Vehicle Dynamics                            | Video       | https://youtu.be/7YShjrDwP9s?si=pfVOaEcwrGxiHpMR   |
| Types of Motors used in  EV                 | Video       | https://youtu.be/6H5vtu5_SF4?si=gcy5HlW6nl1bzMqM   |
| EV Simulation                               | Software    | MATLAB Simulink                                    |
| Virtual Labs                                | Simulation  | https://iitb.vlabs.co.in/                          |
| EV Policy & Data                            | Portal      | https://niti.gov.in                                |
| Electric Vehicle  Powertrain Components     | Video       | https://youtu.be/HfN5dEeUyuE?si=WwhqBAI_kL-7ju5e   |
| Battery Basics                              | Educational | https://batteryuniversity.com                      |
| Battery Management  Systems                 | Video       | https://youtu.be/k1N2LyXtK-k?si=Te8asFQWMhbOG0sN   |
| EV Charging Systems                         | Video       | https://youtu.be/iRmtLbGZoQs?si=V3j5Fg7wD5ATqZ5b   |
| EV CHARGER  TOPOLOGIES                      | Video       | https://youtu.be/T_Lc75bn9hg?si=5RTFID87RTenJVLt   |

Suggested Course Practical List: Each week includes one lab sessions (2 hours), designed such that they complement theory topics, means each experiment directly supports the classroom teaching.

|   Sr.  No. | Practical Outcome/Title of experiment                                                                   | Unit/  CO   |   Approx.  Hours |
|------------|---------------------------------------------------------------------------------------------------------|-------------|------------------|
|          1 | Study and identification of EV components (battery, motor, controller,  drivetrain) using charts/models | CO1         |                2 |

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## GUJARAT TECHNOLOGICAL UNIVERSITY

## Program Name: Diploma Engineering

## Level: Diploma

## Branch: Electrical Engineering / Renewable Energy

## Subject Code: DI05000221

## Subject Name: Electrical Vehicle Technology

|   2 | Numerical exercise on estimation of tractive force and power required for  vehicle motion                       | CO1   |   2 |
|-----|-----------------------------------------------------------------------------------------------------------------|-------|-----|
|   3 | Simulation on estimate tractive force and power required for electric vehicle  motion (Any simulation software) | CO1   |   4 |
|   4 | Demonstration of PWM technique for motor speed control                                                          | CO2   |   4 |
|   5 | Measurement of battery voltage, current and estimation of capacity                                              | CO3   |   2 |
|   6 | Charge and discharge characteristics of battery and estimation of SoC                                           | CO3   |   4 |
|   7 | Design of battery pack for given EV specification (series-parallel calculation)                                 | CO3   |   2 |
|   8 | Simulation on EV battery pack, estimate driving range and charging time  (Any simulation software)              | CO3   |   4 |
|   9 | Estimation of EV driving range using Wh/km method                                                               | CO3   |   2 |
|  10 | Simulation on EV driving range using Wh/km method (Any simulation  software)                                    | CO3   |   4 |
|  11 | Simulation on estimate battery charging time and state of charge (Any  simulation software)                     | CO3   |   2 |
|  12 | Study of EV charging systems & standards.                                                                       | CO4   |   2 |
|  13 | Calculation of EV charging time and energy consumption for different battery  and charger ratings               | CO4   |   4 |

Subject In-charge can add performance practical only.

## List of Laboratory/Learning Resources Required:

| Category                  | Equipment / Tool              | Specifications / Notes   |
|---------------------------|-------------------------------|--------------------------|
| A. Measuring  Instruments | Clamp-on Digital Power  Meter | AC/DC, true RMS          |

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## GUJARAT TECHNOLOGICAL UNIVERSITY

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## Program Name: Diploma Engineering

## Level: Diploma

## Branch: Electrical Engineering / Renewable Energy

## Subject Code: DI05000221

## Subject Name: Electrical Vehicle Technology

|                                                           | Digital Wattmeter &  Multimeter   | Standard lab usage                                           |
|-----------------------------------------------------------|-----------------------------------|--------------------------------------------------------------|
| B. Electrical Machines  & Systems                         | Induction Motors                  | Single-phase & three-phase, 0.5-5 HP range                   |
| B. Electrical Machines  & Systems                         | BLDC Motor Kit                    | Demonstration purpose                                        |
| C. Battery and Energy  Storage                            | Rechargeable Batteries            | Lead-acid / Lithium-ion (demo units), Low  voltage (12V/24V) |
| C. Battery and Energy  Storage                            | Battery Charging Unit             | CC-CV type charger                                           |
| C. Battery and Energy  Storage                            | DC Power Supply                   | Variable (0-30V typical)                                     |
| D. Power Electronics                                      | DC-DC Converter  Trainer Kit      | Buck and Boost converter                                     |
| D. Power Electronics                                      | Inverter Trainer Kit              | Single-phase inverter                                        |
| D. Power Electronics                                      | PWM Generation Kit                | PWM control demonstration                                    |
| D. Power Electronics                                      | CRO / DSO                         | Waveform observation                                         |
| E. EV Charging and  Infrastructure  (Demonstration Level) | EV Charger Demo Unit              | AC charger (Level 1/Level 2 model)                           |
| E. EV Charging and  Infrastructure  (Demonstration Level) | Charging Connectors               | Type 2 / Bharat EV (dummy models)                            |
| E. EV Charging and  Infrastructure  (Demonstration Level) | EV Charging Station  Model        | Layout or mini prototype                                     |
| E. EV Charging and  Infrastructure  (Demonstration Level) | Energy Meter                      | For charging energy measurement, single phase                |
| F. General Teaching  Aids                                 | EV System Charts                  | Block diagrams and component visuals                         |
| F. General Teaching  Aids                                 | Cut-section Models                | Motor / battery models-Demonstration                         |
| F. General Teaching  Aids                                 | Computer System with  Internet    | For virtual labs and videos                                  |

## Suggested Activities for Students:

To  enhance  the  learning  outcomes  of  the  'Electrical  Vehicle  Technology'  course,  students  are encouraged to participate in co-curricular activities that provide practical exposure to electric vehicle systems, battery technology, charging infrastructure, and performance evaluation. These activities help in  understanding  EV  components,  energy  management,  and  real-world  applications  of  electric mobility.

-  Compare EV and IC engine vehicles based on efficiency and cost
-  Study EV models available in India (case study)

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## GUJARAT TECHNOLOGICAL UNIVERSITY

Program Name: Diploma Engineering

## Level: Diploma

## Branch: Electrical Engineering / Renewable Energy

Subject Code: DI05000221

Subject Name: Electrical Vehicle Technology

-  Analyze battery capacity vs range
-  Visit EV charging station or workshop
-  Prepare EV subsystem block diagram
-  Study EV policies (FAME, state policies)

Suggested Project List: Suggested Project List as given below:

## Individual Projects:

-  Battery pack design for electric scooter
-  EV charging time and cost analysis
-  Comparison of EV vs petrol vehicle

## Group Projects

-  Simulation of EV motor drive system
-  Design of basic EV charging station layout
-  EV energy consumption analysis

****************