Portfolio: Battery Management Systems

Integration of CAN CVS Module for Electric Vehicle Battery Manufacturer

The goal of this project was to integrate a driver for a CAN-based CVS (Current/Voltage Sensor) into the BMS master software. The project also included comprehensive unit testing of the integration to ensure its reliability and functionality.

  • Integration of the CAN CVS driver into the BMS master software.
  • Setting of Cyclic Time Registers for CVS sensor
  • Thorough unit testing of the integrated solution to validate its performance and reliability.

Applications:

  • E-mobility
  • Battery Management
  • Electric Vehicles

Technologies Used:

  • Development Environment: Eclipse
  • Testing Framework: Tessy
Integration of CAN CVS Module for Electric Vehicle Battery Manufacturer

Firmware Development of BMS for Electric Vehicle Battery Manufacturer

The aim of this project was to optimize the firmware code for BMS, achieving significant improvements in memory usage and power efficiency.

  • Optimized multiple functions of firmware related to EEPROM and Error Queues to save code memory.
  • Reduced RAM memory usage by 20% through code optimization, maintaining all existing functionalities.
  • Decreased power consumption by 50% by optimizing deep sleep functionality and transitioning Flash code to RAM memory.
  • Reduced Clock frequency while staying in operational limits.

Technologies Used:

  • SafeRTOS
  • Controller: Infineon XMC 400 Arm Cortex M4
  • IDE: Dave IDE
  • Additional Tools: J link debugger, Oscilloscope, Digital/Analog Signal Generator

Adaptation of BMS Master Software for the e-Mobility Battery Variant

The project aimed to adapt the BMS master software to accommodate an e-Mobility Battery Variant, ensuring integration and functionality.

Applications:

  • E-mobility
  • Battery Management
  • Electric Vehicles

Technologies Used:

  • Eclipse
  • STM32CubeIDE
  • STM32CubeMX

Advanced Battery Management Systems (BMS) & Energy Storage

Specialized Engineering for E-Mobility, Industrial, and Grid-Scale Applications. 

  • End-to-End BMS Architecture: Custom design of high-reliability Battery Management Systems for Li-ion, LiFePO4, and advanced cell chemistry. 
  • E-Mobility Specialized Solutions: Optimized BMS development for electric 2-wheelers, 3-wheelers, and commercial EV platforms, focusing on vibration resistance and compact footprints. 
  • Grid-Scale BESS Design: Development of large-scale Battery Energy Storage Systems (BESS) including containerized solutions, multi-tier master-slave architectures, and grid synchronization. 
  • Safety-Critical Firmware: Development of robust algorithms for State of Charge (SoC), State of Health (SoH), and State of Power (SoP) with high-precision cell balancing. 
  • Thermal & Safety Management: Advanced thermal modeling and protection logic to prevent thermal runaway and extend battery cycle life. 
  • Communication & Integration: Seamless integration of industry-standard protocols including CAN bus (J1939/CANopen), RS485, Modbus, and IoT-based remote monitoring. 
  • Functional Safety Compliance: Design approach aligned with international safety standards (such as IEC 62619, ISO 26262 etc.,) to ensure global market readiness. 
  • Validation & Custom Test Jigs: Design of specialized hardware testing environments to simulate cell behavior and validate BMS performance under extreme conditions. 
  • Predictive Maintenance: Remote service maintenance and remote anonymous data collecting for predictive maintenance 

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