Kaushal Jenti Sumaria

Email: ac5sp9@r.postjobfree.com Phone: 919-***-**** Linked In: www.linkedin.com/in/kaushalsumaria

WORK EXPERIENCE

Interdisciplinary Interface Engineering Lab: Research Assistant Amherst, MA May 2018 – Present

Designing and manufacturing a flexible and stretchable microfluidic device to develop soft sensors for medical diagnostic application

Designing a platform technology to reduce the number of input and output ports in a liquid metal, microfluidics based electronic chip

Calculated and designed the parameters such as channel depth, width, flow parameters and capillary pressure inside the microfluidic chip

Evaluated the literature on the characterization of the liquid metal Gallium based alloys, and PDMS elastomer to determine accurate material properties of contact angle and surface tension

Materials Processing Lab: Graduate Research Assistant Amherst, MA Mar 2015 – Sept 2017

Performed CFD Simulation of multi-phase core-shell molten metal drop oscillation using Ansys Fluent. Model accuracy: 93% w.r.t experiments

Discretized the simulation domain into 2D model by applying axisymmetric boundary conditions to reduce computation time

Implemented Lagrangian flow field along with Volume of Fluid method to discretize immiscible phases in the simulation

Implemented PISO scheme for pressure-velocity coupling and PRESTO! and QUICK schemes for pressure and momentum transport respectively

Developed a post-processing MATLAB code to perform image processing, signal processing and the Fast Fourier transform of the oscillation video file to determine oscillation frequency of thee droplet

Unique Mixers Pvt. Ltd.: Manufacturing Engineer 05/2014-05/2017 Mumbai, India Dec 2013 – July 2014

Designed and commissioned vessel cover to eliminate warping due to welding and achieve flush vacuum sealing with the vessel cover

Designed the fabrication, machining and assembly processes for 4 product lines while leading a team of 25 technicians - Cycle time reduction by 8%

Led Maintenance FMEA and RCA and updated the severity, detection, and occurrence metrics according to the current plant layout

Collaborated with the purchase team for inventory management and supplier selection for custom parts reducing lead time by 15 days

Provided strategic feedback to the design department by collaborating in DFM and DFA to optimize the manufacturing time

Participated in the process validations (IQ OQ PQ) during the plant commissioning and equipment setup at the client locations

Performed Correlation Studies, Gauge RnR for all Vernier calipers, screw gauge and handheld pump gauges

Collaboratively reviewed Control Plans, GD&T, Mfg. Drawings, PQP and made necessary changes in conjunction with the Design team

Achieved an aggregate saving of 50000$ annually using 5s for inventory management and 8D for maintenance breakdown checklists

Reduced scrap by 5% by implementing and verifying CAPA coordinating with the Quality team. Annual Savings: ~$100,000K

Metrology experience: CMM, Mechanical Calipers, Vacuum gauge, Pressure gauge, Runoff gauges, Instron

EDUCATION

University of Massachusetts Amherst GPA: 3.67 Amherst, MA 2014 - 2017

Master of Science in Mechanical Engineering

Certification: Lean Six Sigma Yellow Belt

Relevant Coursework: Design Optimization, Finite Element Analysis, Solid Mechanics, Mechatronics, Production Planning and Control

University of Mumbai Grade: First Class Mumbai, India 2009 - 2013

Bachelor of Engineering in Mechanical Engineering

RELEVANT PROJECTS

CFD Analysis of Hemodynamics in the blood vessel Amherst, MA Feb 2018 – April 2018

Performed 2D and 3D CFD simulations of hemodynamics in blood vessel with bifurcations and aneurysm using Ansys Fluent

Studied and Implemented the power law and Carreau model to model the shear-thinning property of blood, a non-Newtonian fluid

Performed a 2D CFD simulation of a portal vein to identified low velocity blood flow regions and high wall shear stress regions

Performed a 3D CFD simulation of an abdominal aortic aneurysm and studied the wall shear stress and damage to the endothelium

CFD Analysis of Hemodynamics in the blood vessel Amherst, MA Feb 2018 – April 2018

Performed 3D FEA simulation on a balloon expanding stent using Ansys Static Structural Analysis to study the stresses developed in the stent

Modelled the stent deployment using two load steps of balloon expansion and contraction corresponding to stent expansion and deployment respectively

Studied the recoil percentage, Von-Mises stress and total deformation developed in the stent according to the FDA guidelines for the stent validation

Study of Fundamental System Characteristics Amherst, MA April 2018

Simulated a three -station manufacturing system to study the cycle time using production planning software simio

Modelled the station utilization, processing time, input rate, station utilization, MTTF, and MTTR parameters in the software

Validated the simulation results by comparing with the theoretical values of the base case for the cycle time and Work in Progress(WIP)

Simulated the cases of varying input rate, station capacity and buffer quantity to observe effect and trends on the cycle time

Robotics Amherst, MA April 2015 – May 2015

Designed a dual actuator based two-wheel self-balancing robot in Solidworks and manufactured it using 3D printing and machining

Developed a ‘c’ code using inverted pendulum algorithm for the ds-PIC33 microcontroller to control the actuation for the robot

Developed a ‘c’ code using the line follower algorithm for the ATMEGA2560 microcontroller to perform autonomous pick and place operations

TECHNICAL SKILLS

Software Skills: Ansys Fluent, Ansys Workbench, Solidworks, Autodesk inventor, AutoCAD, Minitab

Programming languages: MATLAB, C, Python

PUBLICATIONS

Sumaria, K; Numerical Simulation of Multi-Phase Core-Shell Molten Metal Drop Oscillations (2017); Masters Theses. 586.

Sumaria, K.; Hyers, R. W.; Lee J.; “Oscillation of Zirconium Droplet – Experiment and Simulation”; Proceedings of the Materials Processing Fundamentals Symposium at TMS Annual Meeting, February 2017

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