SAHIL MAHAJAN adc86y@r.postjobfree.com

+1-651-***-****

https://www.linkedin.com/in/sahil-mahajan15

EDUCATION

Master of Science - Mechanical Engineering (GPA – 3.6 / 4) University of Minnesota, Twin Cities

Expected May 2021

Bachelor of Mechanical Engineering (Distinction)

University of Pune, India

2013 – 2017

WORK and INTERNSHIP EXPERIENCE

Design intern, Erfolg Engineering Services (IN)

• Worked on a design project for modifying heavy duty utility vehicle chassis

• Prepared part and assembly drawings for manufacturing of the designed chassis using Solidworks May’19-

Jun’19

Freelance work (IN)

• Worked as a part-time instructor for CAD and CAE softwares like Solidworks, CREO and Ansys

• Conducted automotive workshops for students and helped them with small FEA and CFD projects June’18-

May’19

Graduate Trainee Engineer, Forbes Marshall (IN)

• Received training on design of industrial valves, boilers, heat exchangers, steam traps, heat recovery system, steam valves

• Provided steam solutions to clients based on requirement and inputs to R&D team for improvements in the design of steam valves and other accessories

Nov’17-

May’18

TECHNICAL SKILLS

Software Tools: Solidworks (CAD, flow simulation), Creo (CAD, CAM), ANSYS (Workbench, Fluent, CFX, Icepak, ICEM CFD), SimFlow, Openfoam, Moldflow Synergy, Pumplinx, Imageware (3D scanning), Hypermesh (FEA), EES ( Gas turbine cycles), MS Office Basic Programming skills: MATLAB, Python, C++, SQL Workshop skills: TIG welding, Arc welding, Profiling and Drilling, Lathe operations, CNC coding, manufacturing tools and fixtures

PROJECT WORK

Research on Particle deposition of fibres in human respiratory system, University of Minnesota

• Devised a new research approach for determining the effects of fiber orientation on deposition efficiency in the lower respiratory tract

• Proposed a theoretical drag correction using a machine learning approach

• Use of particle tracking CFD as well as experimental PTV technique for tracking micron sized particles in the actual replica of human tracheobronchial tree

Feb’20–

May’20

Design and Optimization of an injection mouldable Shelf using FEA, University of Minnesota

• Optimized an already existing shelf by reducing its weight, improving its strength and stiffness

• CAD modelling using CREO and FEA analysis performed using ANSYS Static Structural solver

• CAM operations like milling, drilling, and tapering were simulated on a produced mould cavity of the optimized design shelf

• Injection moulding analysis was performed using Moldflow Synergy software to determine the optimal process parameters to increase product quality

Dec’19-

May’20

Conjugate heat transfer analysis of CPU cooling using CFD, University of Minnesota

• Performed conjugate heat transfer analysis to optimize the heat sink shape and fin density distribution

• Iterations for different operating conditions and positions of fan, motherboard, and CPU chip arrangements

• ICEM CFD was used for meshing and FLUENT solver for CFD analysis in addition to thermal analysis of fins using FEA

Oct’19-

Nov’19

Building steady, inviscid 2D compressible flow solver using Euler equations in generalized curvilinear co-ordinates, University of Minnesota

• Developed a solver in MATLAB to compute the aerodynamic drag of airfoils using an explicit finite differencing scheme

• Steger Warming flux vector splitting was modified to obtain a gentler transition across discontinuities along with a second order upwind scheme to calculate primitive variables at each node

• Simulations were performed at different Mach numbers to determine its effect on drag coefficient and occurrence of shock waves

Feb’20-

May’20

Parametric study on globe valves, Forbes Marshall

• Worked on globe valve design to determine valve flow characteristics for different plug designs

• Linear, On-off and parabolic trim shapes were tested experimentally and numerically at different flow conditions to control pressure drop and temperature in the streamline

• Used commercial Fluent software by ANSYS for the CFD analysis and Solid works for CAD designing Jan’18-

July’18

Energy generation from vortex induced vibrations, University of Pune

• Designed a model of vertical wind turbine resonator based on the principle of vortex induced vibrations

(patented)

• Studied fluid structure interaction to understand effect of drag and lift on the bluff body for different range of Reynolds number and Strouhal number

• FEA analysis was performed on the structure to determine the vibration frequency for obtaining resonance condition with the vortex shedding frequency Dec’15-

June’17

Formula SAE, India

• Performed design and analysis of different automobile suspension systems like McPherson Strut, double wishbone geometry with push/pull rod systems using Multibody dynamics

• Optimized the aerodynamics of a formula car to reduce drag and increase downforce

• Performed flow analysis for back pressure and pressure drop in the engine intake and exhaust manifolds

• Used FEA for structural analysis of vehicle assemblies like wishbones, knuckle, and wheel hubs and chassis members

• Learned professional TIG welding of MS plates and tubes along with various other manual as well as automated manufacturing operations for in-house fabrication of the vehicle

• Performed roles of Vice-captain and Head of the Suspension team for a span of two years Aug’15-

July’17

Achievements

• Grant of Australian Innovation Patent for an idea in renewable energy (wind and tidal)

• Medal for outstanding performance 2016-17 by undergraduate degree college

• Leading a Formula student team to become one of the top 20 teams in the country

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