Profile

Shubham Mishra

Senior Battery Modeling Engineer · Nunam Technologies

Senior Battery Modeling Engineer at Nunam Technologies India Pvt. Ltd. My work focuses on battery modeling, thermal management, and computational fluid dynamics (CFD) for electric-vehicle (EV) and battery energy storage system (BESS) applications.

Experience

  1. Nunam Technologies India Pvt. Ltd.

    Battery Modeling and Thermal Engineer · Bengaluru, India

    • Battery parameter estimation using Equivalent Circuit Models (ECM)
    • Battery SOC and SOH estimation
    • Remaining Useful Life (RUL) prediction
    • Predictive and proactive maintenance frameworks built on field data from BESS and EV systems
    • Thermal simulation of battery packs and design recommendations

  2. IIT Kharagpur × Tata Motors

    Battery Pack Developer for Hybrid Electric Vehicle · IIT Kharagpur, India

    • Developed an air-cooled battery pack for hybrid EV applications
    • Performed cell- and pack-level experiments for heat-generation measurement
    • Provided thermal-management solutions for the pack

  3. IIT Kharagpur

    Research Scholar · Kharagpur, India

    • Analysed, interpreted, and documented research findings
    • Operated laboratory equipment effectively and safely
    • Presented research at conferences and seminars; published findings
    • Teaching-assistant duty for undergraduate and postgraduate lab classes

  4. MNNIT Allahabad

    Assistant Professor (Contractual), Department of Mechanical Engineering · Prayagraj, India

    • Developed curricula and delivered course material
    • Trained and mentored teaching assistants; ran undergraduate labs
    • Conducted research and fieldwork; wrote up reports
    • Reviewed teaching methods and recommended improvements

Selected Projects

  1. Air-Cooled Battery Pack

    IIT Kharagpur × Tata Motors · Supervisor: Prof. Subhransu Roy

    • CAD design of an air-cooled hybrid-EV battery pack
    • Developed and optimised the air-cooling system using CFD
    • Manufactured an indigenous battery pack
    • Steady and unsteady turbulence modelling using k–ε, k–ω, and LES
    • Investigated effect of air flow rate, fin size, and heat-generation rate

  2. Battery Pack Heat-Generation Measurement Setup

    IIT Kharagpur · Supervisor: Prof. Subhransu Roy

    • Calibrated heat-flux sensor against a constant DC power supply
    • LabVIEW + NI-DAQ for calibration and data acquisition
    • Environmental chamber and battery cycler for heat characterisation across temperatures and C-rates

  3. Passive Cooling for Battery Packs using Phase-Change Material

    IIT Kharagpur · Supervisor: Prof. Subhransu Roy, Prof. Anandaroop Bhattacharya

    • Conjugate heat-transfer model for a battery pack with PCM in OpenFOAM
    • Modelled fluctuating heat generation with solidification / melting source terms
    • Numerically and experimentally validated PCM with embedded wire mesh for higher effective thermal conductivity

  4. Battery Electrical and Thermal Modeling

    Nunam Technologies, Bengaluru

    • ECM-based cell parameter-estimation framework
    • EKF and SKPF SOC algorithms; deployed in customer systems
    • Predictive and proactive maintenance based on field data
    • Pack-level SOH and RUL estimation for EV and BESS using real-world data
    • Battery-pack thermal simulations and design suggestions

Education

  1. Indian Institute of Technology Kharagpur

    Research Scholar

  2. Indian Institute of Technology (BHU), Varanasi

    M.Tech in Thermal and Fluid Engineering · CGPA 8.10

  3. Government Engineering College, Rewa

    B.E. in Mechanical Engineering · 73.5%

Skills

Programming
C · C++ · Python · R
Simulation
Ansys Fluent · OpenFOAM · MATLAB · STAR-CCM+ · COMSOL
Meshing
SnappyHexMesh · ICEM CFD · Fluent Meshing · HyperMesh · Workbench Meshing
CAD
SolidWorks · CATIA · Design Modeler · SpaceClaim
Post-processing
Fluent · ParaView · Tecplot · EnSight · MATLAB · GnuPlot · Inkscape
Experimental
Sensor Calibration · LabVIEW · NI-DAQ Data Acquisition

Achievements

  • GATE 2014 — All-India Rank 927
  • MHRD institute scholarship for two academic years during M.Tech
  • MHRD institute scholarship during PhD