Summary
Overview
Work History
Education
Skills
Accomplishments
Timeline
Pramod Ankala Chaitanya Kotha

Pramod Ankala Chaitanya Kotha

Unterscheißliem

Summary

Experienced professional with extensive expertise in mechanical design and development, simulation, and prototyping for electric vehicle products, with a specific focus on battery packs (LV & HV). Demonstrates a strong understanding of Li-Ion cell chemistries and cell design, including semi-solid state batteries. Additionally, possesses hands-on experience in BMS integration, wiring harness for battery pack development, and testing and validation.

Overview

11
11
years of professional experience

Work History

Lead Engineer Battery System

Forward Engineering GmbH
07.2024 - Current
  • Responsible for HV Battery Enclosure Design considering the Crash, Body Integration, TRA conditions
  • Material selection and material combination design to satisfy the given load condition for Battery Enclosure
  • Design and Development of Testing jig for TRA Sealing leak check and Venting Plenum Design for the whole Battery pack ( Confidential eVTOL Company)
  • Battery EE and system development, considering overall aspects of Cell to Module, Cell to pack and Electrical and electronics sizing and integration

Sr. Battery Engineer

Maeve Aerospace
08.2022 - 07.2024
  • Responsible for the Battery pack design: concept generation to Detailed design stage, primarily focusing on minimizing Thermal Runaway propagation, Off gassing/ Venting based on DO-311A guidelines
  • Responsible for bus bar, cell to cell interconnections design, Laser welding feasibility study, design of required fixtures
  • Thermal Management System Design & Optimization considering the Cell OCV & IR to achieve Thermal uniformity across the whole pack
  • 1D thermal Simulations for cooling plate of Batteries using AMESIM and integrating them in the cooling plate design : Parameter Optimizations for enhanced cooling based on Flight Load profiles
  • Also responsible for BMS integration, Harness design, Aircraft Integration, Tools and Fixture and Production line up.

Team Lead

Lucas TVS
09.2020 - 08.2022
  • Semi Solid State cell Design for EV and ESS applications in Collaboration with US Cell Technology Company (24M)
  • Optimization of cell dimensions, based on performance characteristics, Vehicle Fitment, Manufacturing process/Plant output based on EV & ESS applications
  • Module and Pack design activities with pouch cell for LV and LCV
  • Testing of cell and packs with various test cases.

Application Engineer

Exide Leclanche Energy Pvt Ltd
08.2019 - 09.2020
  • High Voltage battery pack concept analyzing and design of the pack/ modules
  • Standard Module design, for 2W, 3W, Cars and bus applications
  • Developing lithium ion battery pack solutions as per the vehicle requirements, customer interaction as a part of pre sales and having a technical sign off
  • Conceptualize the pack requirements and provide solutions considering the standards like AIS048, AIS004, cell chemistry and life cycle.

Sr. Mechanical Engineer

Exicom Power Solutions
07.2018 - 07.2019
  • Design and of Li- Ion Battery packs for 2 Wheeler and 3 wheeler vehicles
  • Thermal analysis / structural analysis of the packs, for reaching a better design suitable for automotive standards
  • Thermal testing of battery pack by charge / discharge cycles
  • Validation and testing of Battery packs as per AIS and ISO standards.

R & D Team Member

Sun Mobility
12.2017 - 06.2018
  • Design and development of vehicle dock for the Battery pack with involvement in the Battery pack design, design of Battery pack assembly jigs and fixture's Structural
  • Structural analysis to check the stability of the dock, vehicle integration for factory fitment and retrofit solutions.

Project Engineer

NFTDC
03.2014 - 11.2017
  • Handling several projects related to design and stress/ thermal analysis, manufacturing and system's integration using Mechanical CAD software's and thermal analysis software's for designing electrical traction Motors,Controller and heat sink design and and EV's Battery thermal management , Automotive assembly/disassembly study, Vehicle Drive-line transmission.

Research Internship

NFTDC
07.2013 - 07.2014
  • Research Internship along with Master Thesis Completion during 2nd Year of Post Graduation (Master of Tech.).

Education

Master of Technology (Solar Energy) -

S R M University, Chennai
07.2014

Bachelor of Technology (Mechanical Engineering) -

DVR College of Engg & Tech, Hyderabad
03.2011

Skills

  • Creative Problem Solving
  • CAD
  • Battery System Design
  • HV Battery & EE
  • Thermal Management System
  • Battery Fire Safety Design

Accomplishments

  • Patent No. 527815 : EV Battery System with different chemistries and switching Methods Thereof ( Via LUCAS TVS India Pvt Ltd)

Timeline

Lead Engineer Battery System - Forward Engineering GmbH
07.2024 - Current
Sr. Battery Engineer - Maeve Aerospace
08.2022 - 07.2024
Team Lead - Lucas TVS
09.2020 - 08.2022
Application Engineer - Exide Leclanche Energy Pvt Ltd
08.2019 - 09.2020
Sr. Mechanical Engineer - Exicom Power Solutions
07.2018 - 07.2019
R & D Team Member - Sun Mobility
12.2017 - 06.2018
Project Engineer - NFTDC
03.2014 - 11.2017
Research Internship - NFTDC
07.2013 - 07.2014
S R M University - Master of Technology (Solar Energy),
DVR College of Engg & Tech - Bachelor of Technology (Mechanical Engineering),

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Pramod Ankala Chaitanya Kotha