Senior EV Traction Motor Design Engineer

Sabareesh V

Motor Design Engineer EV Traction Motor & Electromagnetic Design

Email: ******************@*****.*** Phone: +91-962**-***** Location: Coimbatore, India

PROFESSIONAL SUMMARY

Senior Motor Design Engineer with 5+ years of industry experience in electric machine design across pump and EV traction applications. Hands-on experience in single-phase and three-phase induction motor design (0.5 kW – 12 kW, 230 V / 415 V) for pump systems, along with contributions to the development of 100 kW and 250 kW, 800 V IPMSM traction motors for Magna Powertrain programs. Strong expertise in electromagnetic simulations, magnet loss analysis, thermal performance evaluation, and design validation using ANSYS Maxwell and MotorCAD.

CORE TECHNICAL SKILLS

Electric Machine Design

• IPMSM Traction Motor Design (100 kW & 250 kW, 800 V)

• Induction Motor Design (0.5 kW – 12 kW)

• Slot-Pole Selection & Winding Configuration

• Torque Ripple & Cogging Torque Optimization

Electromagnetic Analysis

• 2D & 3D FEA (ANSYS Maxwell)

• Magnet Loss & Eddy Current Analysis

• Demagnetization Studies

• 3D Back-EMF & Active Short Circuit Simulations

• End-Winding Inductance Calculation

Thermal & Performance Analysis

• Continuous & Peak Thermal Simulation (MotorCAD)

• Efficiency Mapping

• Loss Breakdown (Copper, Core, Magnet)

Advanced Engineering Tasks

• Magnet B-H Curve Fitting from Supplier Data

• Stator Interlocking Impact Analysis

• Solver Validation & Version Benchmarking (MotorCAD)

• Python-Based Simulation Automation

Validation Exposure

• Traction Motor Testing Methodologies (General Exposure)

• Correlation of Simulation vs Test Results

SOFTWARE & TOOLS

• ANSYS Electronics Desktop (Maxwell 2D/3D, RMxprt)

• MotorCAD (Electromagnetic & Thermal)

• SolidWorks

• AutoCAD

• LibreCAD

• Python 3.x

• MS Office

PROFESSIONAL EXPERIENCE

Senior Design Engineer – EV Traction Motors (Client: Magna Powertrain) Tata Elxsi Ltd. Mar 2022 – Mar 2025

- Designed a 250 kW, 800 V, 56/6 pole IPMSM traction motor from scratch based on Magna Powertrain design specifications.

- Performed magnet loss simulations, 3D back-EMF analysis, active short-circuit simulations, and magnet demagnetization studies using ANSYS Maxwell.

- Executed end-winding inductance calculations using Maxwell 3D to improve model accuracy.

- Studied the effect of stator interlocking mechanisms on electromagnetic performance of the e-motor.

- Performed continuous and peak thermal simulations of IPMSM using MotorCAD.

- Implemented magnet curve fitting using supplier data in MotorCAD to accurately predict motor performance.

- Tested and evaluated different versions of MotorCAD for result consistency and solver behavior.

- Automated simulation workflows and post-processing tasks using Python.

- Received appreciation from counterpart teams for technical contribution and quality of deliverables.

Design Engineer – Design

Taro Pumps Pvt. Ltd., Coimbatore Oct 2019 – Dec 2022

- Designed and analyzed 3-phase squirrel cage induction motors (0.5 kW – 12 kW) for centrifugal pump applications.

- Worked on 230 V and 415 V, 1-phase and 3-phase platforms with a focus on efficiency, torque, and loss optimization.

- Worked on revamp projects of existing motors to improve the efficiency targets set by standards.

- Performed electromagnetic simulations using ANSYS RMxprt and Maxwell.

- Actively involved in motor testing and validation, correlating analytical, simulation, and test results.

- Contributed to resin-filled motor designs addressing insulation reliability and manufacturability.

- Contributed to the testing of the Synchronous reluctance motor. ACHIEVEMENTS & RECOGNITION

• Received appreciation from counterpart engineering teams for EV motor design contributions

• Received recognition for my contributions with results quality and completing the projects on time.

• Developed a prototype of 4kW, 415V resin filled motor for the ground water applications

EDUCATION

• Bachelor of Engineering – Electrical & Electronics Engineering SNS College of Technology, Coimbatore 2015 – 2019 CGPA: 8.03 / 10

• HSC – 76.25 % Sri Sowdeswari Vidyalaya Matric Hr Sec School 2015

• SSLC – 92.20 % Sri Sowdeswari Vidyalaya Matric Hr Sec School 2013 LANGUAGES

• English – Fluent (Read, Write, Speak)

• Tamil – Native Proficiency

• Telugu – Conversational (Speak)

• Hindi – Professional Working Proficiency

• German – Beginner (A1 Level) - Learning

DECLARATION

I hereby declare that the information provided above is true and correct to the best of my knowledge.

Sabareesh Vivekanandan

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