Analysis Mechanical Engineering

SACHIN PATIL

***, ***** ****, ***#*** ********@*******.***

TROY, MI-48084 Ph 316-***-****

Objective

To secure challenging position in the Stress and Structural Analysis by using finite element models/simulations and other analysis tools throughout the product lifecycle to develop the structural environment, characteristics and performance.

Profile

3+ years of experience in Design and Development of automotive/Aerospace Seat Certification

Hands on experience on various CAD/FEA tools and knowledge about GD&T techniques.

Proficient in CATIA (2500+hours) and GD&T techniques.

knowledge of aircraft structure, materials strengths and properties, design criteria, loading conditions, and processes

Knowledge of FMVSS, ECE, FAA, CFR part 25 certification safety standards.

Meticulous professional skilled in accomplishing research and engineering evaluations related to aircraft design, performance, and assessing structural durability

Solid track record in conducting static and fatigue tests of structural components prepare test procedures, document test results and complete projects to specifications

Entry level experience in aircraft, spacecraft and vehicle industry using various static and dynamic analysis using NASTRAN and other software.

Education

M.S. Mechanical Engineering, WICHITA STATE UNIV,KS. Spr’2011

M.S. Mechanical Engineering, Aug 2002, 71% (equivalent to GPA 3.87/4.0)

National Institute of Technoloy, Calicut University,Kerala,India

B. S. Aerospace Engineering,Aug 1996, GPA 3.6/4.0

K.K.Wagh College Of Engineering, Under Pune University,India

Diploma in Mechanical Engineering, Aug 1993, GPA 3.6/4.0

Government Polytechnic, Under Board Of Technical Education, Mumbai

SUMMARY of EXPERIENCE

Key Skills Relevant Course Work Computer Software

Static Analysis Damage Tolerance NASTRAN, LS-DYNA

Hand Calculations Statistical Quality Control PATRAN, HYPERMESH

FE-Analysis Theory of Elasticity Catia, Pro-e

Data Reduction FEA Windows, Simulink, Excel

Structural Analysis: - Static & Dynamic (MSC-Nastran/ISAMI) - Pre- Post Processing- Patran, Hypermesh. - Non Linear Analysis- ABAQUS, MSC- MARC. - Impact Analysis (MSC-DYTRAN, ABAQUS). - Weight Reduction Optistruct.

Familiar with ANSYS, CosmosWorks (SolidWorks Simulation), Nastran (with NX).

Relevant Coursework

• Coursework (55 credit hrs ) at WICHITA STATE UNIV,KS and Research Experience

Advanced Computer aided Analysis of Mechanical Systems, Computer Aided Engineering, Fracture Mechanics, Composite Materials and Composite Manufacturing. Analysis of manufacturing processes (LS DYNA) • Experimental analysis of manufacturing process' Finite element analysis of structures I (Maple) • Finite element analysis of structures II (Maple, MSC Patran/Nastran, ABAQUS) • Non-Linear finite element analysis, Machine design, Statistical analysis

Training Attended

1.OptiStruct Optimization at National Institute for Aviation Research,Wichita State University, Wichita, KS 67260 [ Oct 2008 ]

2.MSC NASTRAN linear static and dynamic analysis at National Institute for Aviation Research,Wichita State University,Wichita, KS 67260 [ Aug24 -28, 2009]

3.Abaqus/Explicit at Houston,TX. [Oct 19-21, 2010]

4.MADYMO modelling at TASS Americas, MI 48152[January 18-20, 2012]

5.User Defined Material Modeling in LS-DYNA by Paul Du Bois at 12th International LS-DYNA Users Conference, Hyatt Regency,Detroit.[ June 3, 2012 ]

6.Advanced ALE Applications by Ian Do at Univ OF Michigan [ June 6 & 7, 2012 ]

7.HEEDS MDO 201 - Advanced Optimization, Sensitivity and Reliability Studies at Hyatt Regency

Dearborn, MI 48126 [Oct 19, 2012]

Work Experience in US:-

FEA structural Analysis Engineer

Detroit Engineered Products, Troy, Michigan Jan 2011– Sep2013

Project Engineer[ In-house job]

FE analysis on Aircraft Interior Structures using FEMAP, NEi NASTRAN & ABAQUS and classical hand calculation

Experience with relational database modeling using CATIA V5

Designing interiors structure to part 14 CFR 23 requirements

Flammability test for interiors material following part 14 CFR 23.853

Understanding of different FAA regulations and structural test

Experience writing and reviewing compliance plan as well as test plan for aircraft interiors

FEA results to perform welding and bolting hand calculations.

Meshing on large integrated assembly Composites / laminate

Linear and non-linear, steady state and transient analysis related THERMAL FSW

Performing Stress Analysis and Dynamic Analysis for Composite ECS Duct System, PVDF Material ECS Duct System, Teflon and Aluminum Tubing and System Support Bracket and Clamp Installation;

- ECS Duct and Support Bracket Stress Analysis for SLS Forward Skirt Purge Duct Installation /

Inter Tank Purge Duct Installation / Engine Section Purge Duct Installation.

- Teflon and Aluminum Tubing Stress Analysis and Thermal Analysis for SLS Engine Section Y-Joint Helium Purge Installation

- Generating Documentation(Strength Check Note)

Visited to India Dec 16,2010–Jan19,2011

Graduate Research Assistant – Mechanical Engg Dept, Wichita State Univ, Jan 1,2010- Dec 15 2010

Project Title: Tensile properties of carbon/epoxy composite laminates

Conducted tension test for aluminum and composite test coupons and collected data

Performed FE-analysis with same testing boundary conditions to simulate test results of aluminum tension test

Developed lay-up sequence for composite solid laminates using carbon/epoxy prepegs to get required specific strength, and conducted tension test

Validated test results of composite test coupons using LS-dyna and observed tensile properties at different strain rates

Studied courses :-Finite element analysis of structures II (Maple, MSC Patran/Nastran, ABAQUS) and Non-Linear finite element analysis June1,2009–Dec15,2009

Research Assistant - National Institute for Aviation Research (NIAR) Aug8, 2008–May31,2009

Perform a variety of engineering tasks; work includes performing dynamic sled testing’s and analysis data using appropriate software’s as well as preparing presentations to communicate results to customers.

Static Analysis of Galley of Business Aircraft using Nastran: Worked with Hypermesh and Msc-Patran for meshing, making connections and setting up the FE model also modeled composite material in Nastran using Laminate modeler.

Bird Strike: Modeling of Bird strike impact event on windshield, camera mounts and leading edge of an aircraft wing in LS DYNA.

Development of Aircraft Seat FE Model for Certification by Analysis: Scanned and designed various parts of aircraft in CATIA also worked extensively with Hypermesh for meshing and making connections for Certification by Analysis (FAR - 25).

Development of MADYMO Model of Business Aircraft Fuselage: Worked on HyperMesh and set up the FE model of aircraft fuselage imported FE model as Facet in MADYMO.

Modeled and preprocessed using Hypermesh for FEA and LS-PREPOST and Motion View for post processing, Analysis of Automotive Bumper Crash

Developed & validated thermo-mechanical FE model for identifying residual stresses generated through Friction Stir Welding using LS-DYNA & ABAQUS

References: available on request

FEA: Expertise / Like to work

Conventional Hand Analysis(Methods from Bruhn, Peterson, Roark, MMPDS), Finite Element Modeling and Analysis, Fatigue and Damage Tolerance Analysis

Linear/Nonlinear Static(Stress), Buckling, Transient, Modal Analysis, Random Vibration, Fatigue Analysis, Thermal-Stress Analysis, Sensitivity and Optimization.

FEM Finite element modeling and analysis Metallic/Composite FE Analysis/Hand Analysis(Analytical Method)

FE Model Validation/Test Correlation Static, Transient and Dynamic analysis(Time/Frequency Response)

Sensitivity and Optimization(Weight Saving) Durability and Stress Analysis(Fatigue/Damage Tolerance)

Dynamic load/transfer path analysis Noise, Vibration and Harshness (NVH)

Customer Fleet Support/Repair

Additional Information

• Strong understanding of Body Integration, Cargo Handling, Flight Deck, ECS Duct, Wing IPT Fuel System and Fuselage.

• Strong background in static and dynamic analysis, vibration and durability analysis

• Strong background in vehicle development, integration, automotive/ Aerospace vehicle design

and manufacturing processes.

Structural Analysis: - Static & Dynamic (MSC-Nastran/ISAMI) - Pre- Post Processing- Patran, Hypermesh. - Non Linear Analysis- ABAQUS, MSC- MARC. - Impact Analysis (MSC-DYTRAN, ABAQUS). - Weight Reduction Optistruct.

Description:

In your role you will:

• Be part of the new Global 7000/8000 & CSeries product development team

• Work in a very dynamic integrated product development team (IPDT) involving all technical and production functions

• Drive to put forward optimal solutions for major aircraft structures

• Integrate latest manufacturing technologies and processes

• Carry out preliminary and detailed sizing

• Analyses and ensure requirements (stress, strength, fatigue, damage tolerance, weights)

• Validate engineering drawings

• Support IPDT team

• Prepare certification reports and support entry-into-service

Requirements: Key Skills:

• Must have knowledge and experience of structural sizing methodologies.

• Must be competent in one of the following and have some knowledge of all other aspects of analysis (Structural stress analysis, FEM, fatigue/DTA and loads).

• Must have experience in at least one of the following skills in the structural integrity qualification (loads, stress, fatigue and damage tolerance) of airplane components.

• Must have Excellent knowledge of aircraft structure and system installation technical requirements (TCCA, FAA & EASA).

• Must have eExperience of working with new design and must be able to demonstrate understanding of aircraft component load path and functions.

• Must have experience using Patran and Nastran.

• Must have working knowledge of Catia V5, finite element modeling and analysis is an asset.

• Must have excellent communication skills.

• Must be computer literate and familiar with commonly used software (MS Office)

As our ideal candidate,

AREAS OF EXPERTIS:

• Hands on experience in Sustaining of Boeing (777 & 747) and Airbus 310

• Design experience in 3D modeling HYPERMESH, CATIA V5 R20 and Gambit) and Structural Analysis Software (NASTRAN and LS-DYNA) as well as CFD Software (Fluent)

• Experience in cross-functional teams to achieve cost reduction and improve design efficiency

• Excellent communication skills, teamwork, leadership qualities, detail oriented

Piper Aircraft

Steve HigginsContract Stress Engineer at Piper Aircraft

PiperJet Structural Analysis Group Lead

Piper Aircraft

January 2007 – January 2012 (5 years 1 month) Vero Beach, FL

PiperJet Proof of Concept (Jan 07 - Mar 08) - Contract structural analyst

Preliminary design, FEM (PATRAN/NASTRAN) and analysis on horizontal stabilizer and elevator, vertical stabilizer and rudder, engine mount. Static test loads development

HondaJet (Mar 08 - Jul 09) - Contract structural analyst

Preliminary design, FEM (PATRAN/NASTRAN), analysis and structural analysis report for flaps and aileron.

Piper Altaire program (Aug 09 - Jan 12) - Structural analysis group lead responsible for

Scheduling and delegating job assignments to the 14 structural analysis engineers in group. Provide leadership, guidance, and assistance to design group and structural analysts in the interpretation of the FARs and structural analysis methods. Organize and review all structural analysis group activities related to drawing checking specifically for static strength and fatigue life, using both manual and finite element analysis.

Interviewing, hiring and training / development of structural analysis engineers.

Focal point for stress group at all structural design, materials, weights, loads and test group meetings.

Preparation of FAA required aircraft type certification analysis and test reports showing compliance with the proper FAA regulations on all structural components by analysis and test.

In training as a Structures Unit Member (DER) for the Piper ODA

Attend FAA meetings with Piper ODA team on Altaire program.

Review drawings, specifications, reports, etc. for compliance with applicable regulations.

Structural Certification Plan Report for Altaire program.

Stress criteria document (guideline of methods etc for structural analysis engineers in group).

FEM pre- & post-processing criteria document for Altaire program (FEM guidelines for structural analysis engineers in group).

Assist ODA with FAR 23 compliance checklist for the structures section of the PSCP

Systems Stress Group. Using NASTRAN, PATRAN, CATIA V4, V5 and classic hand analysis using MS EXCEL spreadsheets. Primary areas of job include

Stress support for all ECRs / EOs / Non-conformance issues relating to all aircraft systems structure (Hydraulics, landing gear, engine, ECS, controls systems, actuators, systems installations) for GIV-X & GV business aircraft.

Stress analysis to support Advanced Flight Control Test Program.

Stress analysis to support in-service issues related to aircraft systems structure on GIV-X & GV aircraft.

Calculation of wheel load distribution for various loadcases on MLG & NLG wheels for defining wheel/tire loads for suppliers for G650 aircraft program.

Development of FEM and analysis of metallic main entry door, integrally machined emergency exit door, CF composite/Honeycomb cargo door and stop fittings to assist Design Group in trade studies and preliminary sizing for G650 aircraft program.

Location

Palm City, Florida

Industry

Aviation & Aerospace

Contact this candidate