Overview

DIYguru has been a key partner in providing comprehensive training to Bosch’s Pan India team, focusing on enhancing their skills and knowledge in the electric vehicle (EV) domain. This collaboration spans several years and includes various training formats, reflecting DIYguru’s commitment to advancing EV technology education.

Training Phases and Modules Covered

1. Online Certification Courses

DIYguru initiated the training program with online certification courses tailored to Bosch’s requirements. The courses were designed to provide a solid foundation in EV technology and advanced concepts.

• EV Fundamentals:
  • Introduction to Electric Vehicles: History, current trends, and future scope.
  • EV Components: Batteries, motors, controllers, and converters.
  • Battery Technology: Types, chemical reactions, and management systems.
  • Motor Principles: Working of different types of motors used in EVs.
• EV Advanced (Powertrain):
  • EV Design and Development: From initial design to after-market servicing.
  • EV Systems: Analysis of chassis, braking, suspension, and steering systems.
  • Powertrain and Transmission: Calculations, resistance types, and range optimization.
• Battery Management System (BMS):
  • Battery Management Systems: SOC, SOH, SOP, and SOE estimation models.
  • Power Electronics: Inverters, converters, and powertrain control systems.
  • Thermal Management: Cooling techniques for motors and batteries.

2. Hands-On Workshop

In 2019, DIYguru conducted a two-day hands-on workshop at Bosch’s Coimbatore campus. The workshop focused on practical applications and in-depth understanding of motor and battery technology.

• Day 1: Motor Technology:
  • Operating Principles and Design of Motors: Various topologies of stators and rotors, permanent magnet motors, brushless AC and DC motors.
  • Practical Sessions: Finite element analysis and case studies.
• Day 2: Battery Technology:
  • Types of Battery Chemistry: Applications and comparison.
  • Battery Management Systems: SOC and SOH calculation techniques.
  • Hands-On Training: Battery pack assembly, charging and discharging protocols.

3. Short-Duration Sessions

In 2023, DIYguru provided short-duration sessions focusing on EV testing and homologation. These sessions were conducted at Bosch’s Bangalore office, targeting specific advanced topics.

• EV Testing & Homologation:
  • EV Specific Legislations and Regulations: India-specific requirements and global standards.
  • Powertrain System Sizing: Analysis of battery, motor, inverter, charger, and DC-DC converter sizing.
  • Li-Ion Battery Pack Handling and Safety: Protocols for safe handling and manufacturing of Li-Ion batteries.

Participants and Impact

Participants

The training programs catered to various teams within Bosch, including:

• Battery Development (Low Voltage)
• System Engineering
• Integration of Electric Powertrain Components (High and Low Voltage)

Point of Contact

For the coordination and execution of the training program, the primary point of contact at Bosch was Ravishankar R, supported by Aparna Radhakrishnan for logistics and training requirements.

Conclusion

The partnership between DIYguru and Bosch demonstrates DIYguru’s dedication to advancing EV technology education and training. Through a well-structured curriculum and practical sessions, DIYguru successfully enhanced the technical capabilities of Bosch’s team, supporting their mission to innovate in the field of electric mobility. This collaboration highlights DIYguru’s role in fostering industry readiness for the future of transportation.

Feedback and Impact

Post-training feedback from Bosch indicated a significant improvement in the participants’ understanding and practical skills in EV technology. The training equipped the Bosch team with the knowledge to tackle real-world challenges in the EV domain, reinforcing DIYguru’s impact on the industry’s workforce development.