Madhu Vellakal

MADHU VELLAKAL 815 OAKLAND AVENUE APT#103
Urbana IL – 61802
vcmadhu85@gmail.com 716-445-5908

OBJECTIVE

To obtain an opportunity to learn, excel and contribute in a product development environment to leverage my skills

in engineering numerical simulation

QUALIFICATIONS SUMMARY

• Master of Engineering in Energy Systems student with specialization in Wind Energy and

Combustion Engines

• MS in Mechanical Engineering with focus on Computational Fluid Dynamics, Fluid Mechanics and

Heat Transfer.

• 5+ years of performing CFD analysis and hands on experience in using various CFD software

• Strong work ethics and personal skills

EDUCATION

Master of Engineering in Energy Systems May 2016

University of Illinois at Urbana- Champaign (UIUC)

Master of Science in Mechanical Engineering Sept 2010

University at Buffalo

Bachelor of Technology (Hons) in Mechanical Engineering May 2006

National Institute of Technology, Jamshedpur, India

PUBLICATIONS

• Madhu Vellakal, Ahmed Taha, Qiyue Lu, “Large Eddy Simulation for effect of Number of Microjets on Flow in

an Axisymmetric Dump Combustor”, 46th AIAA Fluid Dynamics Conference, Washington, D.C., June 2016

• Ahmed A. Taha, Tarek M. Abdel-Salam, Madhu Vellakal, “Alternative Fuels for Internal Combustion Engines:

A Review”, ASME Internal Combustion Engine Division’s 2015 Fall Technical Conference, November 2015,

Houston

• Madhu C Vellakal, Ahmed Taha, “Parametric study of effect of geometric configurations of microjets in an

axisymmetric dump combustor flow”, AIAA Propulsion and Energy, July 2015, Orlando

• Ahmed Taha, Madhu Vellakal, “ANSYS Fluent Scaling Breakthrough: New Record Toward Accelerated Product

Development” 2014 ANSYS Convergence Conference, Chicago

• Ahmed A. Taha, Tarek M. Abdel-Salam, Madhu Vellakal ,“Alternative Fuels for Internal Combustion Engines:

An Overview of the Current Research” Book Chapter in Alternative Fuels Research Progress, Edited by Maher

A.R. Sadiq Al-Baghdadi , International Journal of Energy and Environment, 2013

• Madhu Vellakal, Ahmed A. Taha, “Thermal Cycle CFD Simulation of a Charge Air Cooler “, STAR Global

Conference 2013, Orlando, USA
PROFESSIONAL EXPERIENCE

Research Programmer, National Center for Supercomputing Applications, University of Illinois Urbana-

Champaign, Urbana, US, Aug’12- present

Axisymmetric Dump combustor Research

• Numerical simulation of axisymmetric dump combustor turbulent reacting flow using commercial solvers

• Parametric study of effect of microjets in an axisymmetric dump combustor flow

• Large Eddy Simulation (LES) of influence of number of microjets in a combustor flow

Private Sector Program

• Validation of commercial solver on latest hardwares and computing environments

• Extreme scale ( > 100 million element models ) benchmarking of commercial CFD codes

• Part of the team that scaled ANSYS Fluent to 120,000 cores and STARCCM+ to 102,000 cores

• Profiling and optimization of CFD codes

National Digital Engineering and Manufacturing Consortium (NDEMC)

Thermal Cycle Fatigue Simulation

• Simulated a thermal cycle analysis of a charged air cooler geometry (~60 million elements )

• Conducted a Fluid-Structure Interaction analysis coupled between STAR-CCM+ and ABAQUS

Project Engineer, Eicher Engineering Solutions, Detroit, US, Feb’11- May’12

Selected Projects

Register Leakage and Aiming Analysis

• Simulated leakage flow through register with vertical vanes in shut off condition using ANSYS FLUENT.

• Performed aiming analysis CFD Simulation of Right and Left inboard and outboard registers with Instrument

Panel Console. Different target locations and corresponding vane positions were modeled.

Center Stack Thermal Management

• Created CFD model of the center stack area to analyze thermal management and to compare flow and cooling

performance of different designs using ANSYS FLUENT.

• Conducted duct only, baseline and iterated designs flow simulations to achieve required flow split.

Instrument Panel Sunload Analysis

• Calculated temperature on instrument panel surface due to sunload heating with STARCCM+.

• Used Surface – Surface radiation and gray thermal radiation models

Tire Pressure Valve

• Solved the diaphragm failure issue by recommending and simulating design changes to improve flow behavior

with STARCCM+.

LED Lamp CFD

• Conjugate Heat Transfer analysis to understand flow and thermal characteristics of CHMSL and Decklid lamps.

ACADEMIC EXPERIENCE

Airfoil design using XFOIL

• Determined lowest drag symmetrical fairing for a flat plate
• Used XFOIL to calculate drag coefficient for seed airfoils

• Performed a trade study for different speeds and analyzed cCd values

• Designed optimized airfoils using PROFOIL/MFOIL

Lift and Drag Characteristics of wings

• Used XFLR5 to analyze various designs

• Calculated spanwise lift coefficient Cl

• Analyzed the designs using lifting line theory

• Varied angle of attack, aspect ratio and sweep

CFD Analysis of Wind Turbine

• Simulated the effect of flow field on blade aerodynamics

• Developed simulation model with multiple reference frame method

• SST k-ω turbulence model was used

Energy Systems Project

• Design of Experiments (DOE) analysis of an Formula SAE engine parameters using GT-Power

• Intake and exhaust geometry, spark timing and Air-Fuel ratio parameters are being studied

Formula SAE Engine Team Member

• Simulations project lead responsible for design validations and developing methods

• Studied intake and exhaust flow using STARCCM+

Numerical Simulation of Diesel Spray Combustion

• Simulated diesel spray combustion in a constant volume chamber using ANSYS FLUENT

• Performed a parametric study by varying number of particles injected, primary breakup and secondary

breakup models, spray half angles and mass flow rate.

RELEVANT COURSES

• Computational Aerodynamics

• Applied Aerodynamics

• Wind Power Systems

• Computational Fluid Dynamics

• Fluid Mechanics

• Intermediate Gas Dynamics

SOFTWARE SKILLS

• Pre-Processor : HyperMesh, ANSYS ICEM-CFD

• CFD-Solver : STAR-CCM+, ANSYS FLUENT, ANSYS CFX, AcuSolve, OpenFOAM

• Engine Simulation : GT-Power, CONVERGE

• Post –Processor : Tecplot, FieldView

• Languages : C/C++, Fortran