Sandeep Kumar Marka
Senior Manager (Views expressed are personal)
- Role
- Senior Manager at Ashok Leyland
- Location
- Chennai, TN, IN
- LinkedIn followers
- 500 followers
About Sandeep Kumar Marka
Materials scientist with strong proficiency and expertise in electrochemistry as…
Experience
Senior Manager
Sep 2022 — Present · Chennai, IN
Conducted in-depth analysis of cell and module datasheets to support benchmarking and evaluation of battery pack design.2. Performed critical testing on prismatic cells–including OCV, HPPC, DCIR, and aging tests to assess battery pack lifespan and performance.3. Complied comprehensive test reports aligned with specific project milestones and engineering requirements.4. Applied Physics-Informed Neural Network (PINN) models to predict battery pack warranty and identify key degradation mechanisms.5. Executed teardown analysis of prismatic cells to evaluate internal cell construction and material composition for design optimization.6. Utilized MATLAB (Simulink, Simscape and Stateflow) for cell characterization, battery pack modeling, SoC & SoH estimation, and development of battery charge-discharge algorithms.7. Contributed to materials-level innovation for high energy density capacitor development and conducted testing for high voltage breakdown and leakage currents.8. Engineered thermal barrier coatings for engine components, achieving a 15-40% reduction in precious metal catalyst costs through enhanced thermal efficiency.9. Designed and implemented graphene-coated CR tubes as an alternative to GI tubes in bus body structure, resulting in direct savings per unit.10. Involved in suppliers identification, product evaluation and validation, and actively participated in cost negotiations to ensure technical and commercial alignment.
Education
University of Hyderabad
Doctor of Philosophy - PhD
2014 — 2017
Indian Institute of Technology (Indian School of Mines), Dhanbad
Master of Science-MSc
2008 — 2010
University of Hyderabad
Master of Technology - MTech
2011 — 2013
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