Portable EV Powertrain Training Kit

The EV Powertrain Training Kit – DC Motor Drive is a compact, hands-on laboratory platform designed to provide practical experience in electric vehicle powertrain control, DC motor operation, motor-drive interfacing, embedded control, and real-time measurement. The kit integrates a 24 V, 250 W brushed DC motor, motor driver, control interface, measurement displays, external signal terminals, and a flexible controller-development area on a single platform. The controller section is designed to support different embedded platforms such as Arduino, ESP32, Raspberry Pi, STM32 Nucleo boards, and C2000-based development boards, allowing users to study motor control using different hardware and programming environments.

The kit provides accessible terminals for power, motor, PWM/DIR control, brake, throttle, and speed signals, making it suitable for classroom demonstrations, laboratory experiments, mini-projects, embedded-system development, and research activities.

Key Features

• 24 V, 250 W brushed DC motor

• Integrated motor drive system

• Dedicated PWM and DIR control inputs

• External access to motor and driver terminals

• Separate Brake, Throttle, Speed and Common Ground inputs

• Forward/Reverse direction control

• Start/Stop control

• Key-operated system activation

• Brake and throttle status indication

• Power and motor-run status indicators

• Dedicated controller development area

• Supports multiple microcontroller platforms

• Real-time voltage, current and speed monitoring

• Separate motor-side and input-side electrical measurements

• Clearly accessible terminals for testing and measurement

• Suitable for PWM and analog control experiments

• Designed for hands-on EV powertrain learning

• Modular platform suitable for academic projects and R&D

Specifications

• BLDC/PMSM Motor

• BLDC Motor Controller Development Board

• Hall Sensors

• DC Power Supply / Battery Pack

• Host Computer for Monitoring and Tuning

Controller Compatibility

The kit provides a flexible controller-development platform. Users can implement the control algorithm using different embedded platforms, including:

• Arduino

• ESP32

• Raspberry Pi

• STM32 Nucleo

• TI C2000 development boards

• Other compatible microcontroller platforms

This makes the same hardware platform useful for beginners as well as advanced embedded-control and power-electronics applications.

Experiments / Practical Exercises 

The kit can be used to perform a wide range of experiments. The possible experiments are as follows.

DC Motor Fundamentals

1. Study of DC motor characteristics

2. No-load operation of a DC motor

3. Motor speed versus supply voltage

4. Motor speed versus PWM duty cycle

5. Motor current measurement under different operating conditions

6. Motor voltage and current measurement

Motor Drive and PWM Control

7. PWM-based DC motor speed control

8. Effect of PWM frequency on motor operation

9. Speed control using variable duty cycle

10. Direction control using DIR input

11. Forward and reverse operation

12. Motor starting and stopping characteristics

EV Control Interface

13. Throttle-based motor speed control

14. Brake input and motor response

15. Speed-command-based control

16. Study of brake and throttle status signals

17. Interfacing external control signals with the motor drive

18. Study of common-ground requirements

Embedded Control

19. Arduino-based DC motor control

20. ESP32-based motor control

21. STM32-based motor control

22. Raspberry Pi-based control and monitoring

23. C2000-based PWM motor control

24. Development of a closed-loop motor speed controller

Measurement & Data Analysis

25. Measurement of motor-side voltage and current

26. Measurement of input voltage and current

27. Estimation of electrical power

28. Speed measurement and monitoring

29. PWM duty-cycle versus motor speed analysis

30. Motor current versus load analysis

Applications

• 1. 1. EV powertrain education

     2. Electric vehicle laboratory training

     3. Electrical and Electronics Engineering laboratories

     4. Embedded systems laboratories

     5. Motor control laboratories

     6. Power electronics laboratories

     7. Undergraduate mini-projects

     8. Final-year engineering projects

     9. Embedded control development

     10. Motor-drive algorithm development

     11. IoT-enabled motor monitoring

     12. Research and development

     13. Faculty development and industrial training

Advantages

1. Hands-on Learning:  Students can directly interact with motor-drive hardware rather than relying only on simulation.

2. Real-Time Measurement: Voltage, current, and speed can be observed during actual motor operation.

3. Controller Flexibility: The platform allows different microcontroller families to be used with the same motor-drive hardware.

4. Easy External Access: Power, motor, PWM, direction, brake, throttle, speed, and ground connections are brought out for testing and measurement.

5. Project-Oriented Platform: The kit can be used as a foundation for academic projects, embedded-control projects, and EV-related research.

6. Simulation-to-Hardware Transition: Students can develop a control algorithm in software and subsequently implement it on the physical motor-drive system.