Electromagnetic Design Engineer EV Motors

Dhanashree Bhise

Maharashtra, India LinkedIn URL +91 – 876-***-**** dhanashribhise01@ gmail.com

PROFESSIONAL SUMMARY

Performance-driven electromagnetic design engineer with 3 years of experience in the EV industry. Proven track record in designing, validating, and optimizing electric motors (up to 16kW, 96V), leading cross-functional projects across 5+ platforms. Expert in electromagnetic simulation, thermal analysis, motor control strategies, and supplier development. Adept in using tools like ANSYS Maxwell, Simcenter Motor Solve, Motor-CAD, MATLAB Simulink, improvement in efficiency and reduction in motor mass through innovative design and VAVE initiatives.

EDUCATION

Shri Sant Gajanan Maharaj College of Engineering Maharashtra, India Bachelor of Engineering Electronics & Telecommunication CGPA – 8.2/10 WORK EXPERIENCE

1. Matter Motor Works Ahmedabad, India

Engineer – Electromagnetic Design Engineer,

R&D May 2023 – Des 2025

(Building India’s first electric bike with a gearbox for redefining motorbiking experience in India) Key Achievements:

• Designed 4 production-level PMSMs (8.5kW to 11.5kW) for 96V platforms with over torque increase and reduction in losses, leveraging topology trade-off.

• Engineered test cases for thermal, saturation, and reverse-current validations under extreme use cases.

• Collaborated with data science to build dashboards analysing fleet data from vehicles, identifying high-risk engine braking and overspeed events, reducing field issues.

• Qualified 5 global magnet vendors, including rigorous validation for Br, HcB, and thermal behaviour, improving sourcing resilience.

Project Highlights:

AERA 5000 11.5kW, 96V, 5500rpm – Water-Cooled Motor

• Conducted tolerance stack-up analysis impacting magnetic parameter bandwidth; aligned findings with control algorithm adjustments—improving control robustness.

• Validated initial parts for statistical variance; proposed a revised band acceptance, reducing rework.

• AERA 4000 8.5kW, 96V, 5000rpm – Air-Cooled Motor

• Performed material and magnet optimization, achieving volume reduction; rewound motor with updated winding for low- voltage MOSFETs.

• MATTER II Platform Development 6–16kW System (Ongoing)

• Leading multi-platform motor design with Ferrite/SynRel rotor integration, fault-tolerant 6-phase topology, and Al-Cu hairpin winding architecture aimed at boosting partial failure performance. 2. Jyoti Ldt. Vadodara, India

Sr.Engineer – Electrical Design Engineer, R&D

Des 2025 –

(Building electric Synchronous Reluctance Motor for Bus) Key Achievements:

• Designed a 300 kW SynRM motor for 800 V EV platforms.

• Performed electromagnetic simulations using ANSYS Maxwell and Motor-CAD.

• Developed and validated a simulation framework to correlate simulation results with internal testing performance. Project Highlights:

SynRM 300kW, 800V, 3200rpm – Water-Cooled Motor

• Developed three-layer rotor topology for improved torque performance.

• Performed electromagnetic simulations using ANSYS Maxwell and Motor-CAD.

• Generated torque–speed curves, efficiency maps, and loss analysis.

• Conducted EV traction motor benchmarking to define design targets.

• Designed a 300 kW magnet-less SynRM motor for an 800 V EV platform. CORE COMPETENCIES

• Motor Design & Simulation: PMSM Design SynRM Design Topology Trade-offs Cogging Torque/EMF Simulation

• Powertrain Architecture: System Requirement Derivation Thermal Modelling (1D/2D)

• Testing & Validation: In-house Tests Magnet Demagnetization Fleet Data Analysis Issue Tracking & RCA

• Vendor & Cost Engineering: Sourced 5+ Global Magnet Vendors Composition-Based Cost Analysis VAVE Projects

• Tools & Platforms: Motor-CAD Simcenter MotorSolve Altair Flux FEMM MATLAB Simulink

• Soft Skills: Cross-Functional Collaboration Agile Execution Technical Documentation Innovation Strategy PUBLICATIONS

Battery Management System of Electric Vehicles at IJARSCT in Volume 2, Issue 8, May 2022 (DOI: 10.48175/568 309)

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