Prasun Chatterjee Email & Phone Number

Greater New York City Area

Delaware

Tampa/Miami, Florida Area

- Application of 6-Sigma, DMAIC concepts, Lean methodologies in Business Process Improvement, Point of Sale (POS), Order to Cash, and resolve issues reported by business Post-Production- Perform Business Process Measurement and submit a performance report of the company with monthly and quarterly reports, dashboards and performance metrics- Conduct training sessions, serve as a subject matter expert in internal processes, support teams on diurnal/weekly/monthly processes in KPIs and Tollgates for data analysis, performance issues and documentation- Ensure supply of all vendors were in 100% compliance with the company's quality assurance standards- Collected, reviewed and monitored market intelligence from 150 branch locations that helped increase sales through cost-effective solutions- Forecast recommendations to ensure a proper level of inventory and perform Business Impact Analysis- Involving in weekly meetings with the project manager, program manager and other stakeholders to update the strategy and technical methodology for continuous improvement

New Bedford

Dartmouth, Ma

Thesis: “Performance Analysis of a Diffuser-shrouded High Solidity Vertical Axis Tidal Turbine (VAT) using Computational Fluid Dynamics”Job Functions- Design of three cambered airfoils as VAT rotor:  bending mean camber line of symmetric NACA 633018 airfoil to match the rotor circumference  generating nodal coordinate points of cambered airfoil profile and exporting to AutoCAD, creating a fine airfoil geometry in AutoCAD using b-spline curve feature along the coordinates and further exporting the airfoil geometry back to ANSYS-ICEM®- Design of five diffuser models:  literature survey for diffuser duct design parameters, selection of NACA airfoils matching the diffuser design parameters  defining of airfoil NACA 633(20)12 geometry in four diffuser models namely; full-airfoil, half-airfoil, half-airfoil slotted, full-airfoil mouthed slotted, and defining the fifth, airfoil series slotted diffuser with NACA 633(8)12 geometry- Define domain size for engineering problems, execute analysis both hand calculations and computer-aided engineering mechanism for steady state and transient situation, and model creation- Diffuser model around VAT rotor:  placing each venturi type diffuser model around high solidity VAT rotor with inlet and outlet fluid stream flow- Mesh generation preprocessing ANSYS-ICEM®:  hybrid mesh generation – triangular unstructured gradient mesh generation in the domain and fine structured rectangular mesh around 3 airfoils rotor to determine the viscous boundary layer effect  Adaptive Mesh Refinement (AMR) with gradient based variable structured mesh density along the airfoil length – higher at the airfoil tip and lower at the airfoil tail for improved quality of cells  Computational Design Optimization (CDO), mesh smoothing  design of two free surface model, stator surface and rotor sliding surface creating suitable interfaces to simulate the fluid flow characteristics of the VAT rotor

North Dartmouth, Usa

- Numerical simulations finite volume method post processing ANSYS-FLUENT®:  external aerodynamics CFD simulation of the diffuser shrouded model solving URANS (Unsteady Reynolds Averaged Navier-Stokes) equations for in-compressible fluid using Spalart-Allmaras turbulent model and Semi-Implicit Method for Pressure-Linked Equations (SIMPLE) algorithm for the boundary layer equations  defining the appropriate physics, initial and boundary wall conditions in the entire domain, time step size, parallelization, and revolutions for an acceptable convergence- CFD result analysis:  analysis of flow characteristics in VAT rotor using different turbulent models namely, Spalart-Allmaras, k-ε and k-ω turbulence models with standard wall function  fluid structure interaction, viscous flow analysis, scientific visualization of coefficient of performance, computation of velocity profile, pressure profile, wake characteristics, flow separation, mass flow rate at different geometry sections due to venturi shaped diffuser shroud effect at various tip speed ratios and diffuser diameter ratios  studying effects of camber distribution in VAT airfoils in performance, flow pattern  High Performance Computing (HPC) using parallel processors to decipher complex turbulent flows, providing computational fluid dynamics and computer-aided engineering analyses for a variety of parametric studies and achieved 80% reduction in physical time required for computation- Stability analysis, mesh validation, comparison with experimental results, troubleshooting problems- Technical recommendations of engineering judgment and interpretation of analysis results, documentation and presentation of engineering results to program management, implement continuous technical process improvement and quality management, mentored research students in the Computational Fluid Dynamics laboratory

New Delhi Area, India

Project I: HVAC: Solar thermal cooling - Integration, prototype development, and performance evaluation of solar heat based desiccant regenerator with membrane based desiccant cooling in tropical climate up to 10 tonProject II: HVAC: Design, development, fabrication, installation and research analysis of heat pipe heat exchanger based dehumidifierJob Functions:- Design & develop a solar desiccant regenerator model with non-uniform distribution effects, fluid flow characteristics, desiccant fluid & air interaction- Analysis of experimental performance of liquid desiccant regenerator and membranes during dehumidification and cooling the supply air in tropical climates- Combine experimental data with appropriate correlations to design refrigeration systems keeping product performance, reliability and cost as measures- Engineering applications in design & development for theoretical component models of heat pipe heat exchanger with two phase fluid flow, enhanced surface technology in the inner lining of the sintered heat pipe, modeling, fabrication and installation of heat pipe heat exchanger (HPHX) in an experimental setup and further result analysis with variable ambient conditions, air flow rates and optimization- Lead the HVAC development team underlying technical theories, refine design specifications, especially: heat transfer, thermodynamic vapor compression refrigeration cycle (VCRC), single and two phase fluid flow, computational analysis and associated experimental tests- Develop and execute test plans and laboratory activities to obtain heat transfer and fluid flow data to be used in the design of components or systems including selection of instrumentation to control uncertainty, setting up effective data acquisition systems and creation of automated data collection methods- Adhere to creative problem solving, problem resolution and tracking system, diagnose and correct deficiencies, including support of product launch

New Delhi Area, India

Project I: Design, development, installation and experimentation of liquid gas heat exchanger for engine and exhaust heatProject II: Manufacturing, installation, training and setting up of washing & thermal drying machines for a carpet plantProject III: Design and manufacturing of engineered bamboo pipe for channel in insulated fluid flow, constructionJob Functions:- Implementing engineering techniques thermal design of shell & tube heat exchanger, development of engineering standards & specifications, modeling heat transfer and fluid flow problems using numerical or semi empirical solutions- Testing and optimization of the heat exchanger compatible with internal combustion engine (ICE) diesel and further into ICE producer gas- Develop test methods, schedule and coordinate program and plan test cycles, conduct real-time performance testing, develop relentless root cause analysis failure testing, utilizing Failure Modes & Effects Analysis (FMEA), and troubleshoot design issues- Provide assistance in technical, engineering, and guidance in manufacturing techniques, equipment design and operation, and debugging of sophisticated mechanical and electrical systems- Prepare component technical specification (CTS) and subsystem technical specifications (SSTS), develop system of requirements (SOR) for various sub-systems, and study interface control document (ICD) requirements for component and subsystems for assembly- Supervise and control production, maintenance, machine shop, and machine repair; developed new and improved methods of operation achieving increased efficiency- Design, redesign process planning instruction sheets, routers, rework instructions, and tooling to reduce cost and improve production- Perform appropriate studies/alternatives, and recommend project direction based on cost, performance, timing, design for manufacturing (DFM), design for assembly (DFA)

New Delhi Area, India

Master’S Degree, Business Administration And Management, General, Gpa 3.84/4

Activities and Societies: Participating seminars on Leadership, 6 sigma, etc.

Master’S Degree, Mechanical Engineering, Gpa 3.6/4

Activities and Societies: Society of Mechanical Engineers (SME), American Society of Mechanical Engineers (ASME) Membership ID: 100036764.

Bachelor Of Science (B.S.), Mechanical Engineering, Gpa 3.7/4

Activities and Societies: Member of Society of Mechanical Engineers (SME), Participated in Silsila 1995, Technical Symposium Yantriki.

High School, Science

Activities and Societies: Painting and Drawing Competition, Debate, Quiz