CAREER SUMMARY

Over ** years engineering experience managing and applying computer-based engineering technology to improve quality and reduce engineering design costs in aircraft engine components in GE aircraft engines, automotive components in automotive engines, turbocharger components of turbocharger, appliance components and semi-conductor’s components. Expert in the design, development, implementation and application of computer aided engineering, simulation techniques within an engineering process to support virtual prototyping and product validation. Successfully led multiple root-cause analysis projects which resulted in recommendations, design changes and modern designs made at aircraft engine components, turbocharger components, powertrain components, appliance systems, vehicle system and subsystem levels. Strong ability to work efficiently in both independent and teamwork environment.

CORE COMPETENCIES

Design and Development

Calibration and Validation

Optimization

CFD and FEA Analysis

Data Analysis

Testing

Product Improvement

Project Management

Six Sigma

Process Improvement

Target Setting

Coaching and Mentoring

PROFESSIONAL EXPERIENCE

Cummins Power Systems, USA October 2017 – Present

Consultant

oResponsible for Design, Modeling, Simulation, Development, Manufacturing and Testing of Power Generator Components / Subsystems such as winterized enclosure, motorized louvers (Customer Voice, Benchmarking, Design and Development, Interact with Other Groups (Manufacturing, Testing, Marketing), Interact with Supplier)

oExperience in design, modeling, simulation (CFD and heat transfer) and development of power generator components such as winterized enclosure from scratch level of product to production level and to meet the customer requirements.

oSupport company’s efforts in obtaining new business at USA and Canada through design and development of winterized enclosure.

oPrepared and presented customer presentations

oCalculated and optimized heater size for different phases of enclosures to maintained at 100 C or more at all times inside enclosure, except when the generator is running.

oCross-Functional Design Review - coordinate a cross-functional design review at an advanced level and in a wide range of work situations.

oLead a cross-functional team to develop beneficial relationships with customers and drive project execution and achieve project milestones.

oDevelop and maintain the DFMEA documentation, providing updates as needed due to internal/external requests, changes as they occur and in response to issues as they arise utilizing customer approved equivalent

oDevelop and maintain the DVP&R and with Validation team throughout the validation process utilizing customer approved equivalent.

oEnsure new products meet fit, function (performance), and quality requirements (DFMEA, DVP&R)

oCompiled, integrated, and planned required verification and validation tasks for

several components/subsystems.

oUsed the tools required to manage complex verification plans,

including entire systems, multiple test locations, and several cross-functional teams.

oCreate planning and estimation process for design projects, CAD projects, CFD projects, FEA projects and execute all the projects as per our planning and deliver the error free results on/before target date with quality.

oMentor and coach team in understanding and applying 7 problem solving-processes.

oLead teams through the process of solving complex or critical problems.

Prosoft, USA October 2016 – September 2017

Consultant

oResponsible for Design, Thermal and Flow Simulation Analysis of HVAC (Customer Voice, Design and Development, Interact with Sale Team)

oPerformed CFD and Thermal analysis of Heat Ventilation Air Conditioner (HVAC) to calculate pressure drop, temperature drop across the HVAC components (filter, evaporator, blower, grills, condenser and louvers) and flow rate. Test data was analyzed and validated the simulation results.

oDesigned and optimized the position of flow diverter of the HVAC to achieve the even distribution of air flow to the right and left of the outlet grills.

oDesigned and optimized the position and direction of inlet grills of the HVAC to minimize the recirculation in front of the coil.

oResponsible to communicate with customer on design related information’s

oPrepared and presented customer presentations.

oPrepared feasibility report with objectives, model description, CFD and heat transfer analysis results, design recommendations and conclusions.

oCreated planning and estimation process for CFD and heat transfer projects, CAD projects, FEA projects and executed all the projects as per our planning and delivered the error free results on/before targeted date with quality.

oCoaching and mentoring team members

oExpertise in design, meshing, model preparation for analysis, CFD analysis and heat transfer analysis, and validation.

oResponsible to lead cross-functional teams to develop beneficial relationships with customers and drive project execution and achieve project milestones.

Turbo Energy Limited, A Unit of TVS Group Chennai, India, September 2011 – September 2016

Senior Technical Lead (Turbo Charger Systems)

oResponsible for Design, Modeling, Simulation, Development, Manufacturing and Testing of various Turbo Charger Components such as Compressor Wheel, Compressor Housing, Turbine Wheel and Turbine Housing (Customer Voice, Benchmarking, Design and Development, Interact with Other Groups (Application, Manufacturing, Testing, Marketing), Interact with Supplier).

oExperienced in design, modeling, simulation (CFD and heat transfer) and development of turbo charger components from scratch level of product to production level and to meet the customer requirements.

oResponsible to lead product design with cross functional teams (Application, Manufacturing, Testing, Marketing) from concept through design completion and validation.

oResponsible to communicate with internal customers on all product design related information’s

oResponsible to service both internal and external customers.

oPrepared and presented customer presentations.

oMeeting and coordination with customers and different teams for resolution of conflicts

oDesigned the new centrifugal compressor wheel and compressor housing to meet customer requirements.

oOptimized the existing centrifugal compressor wheel and compressor housing to improve performance of the existing compressor.

oCentrifugal compressor was designed, developed and validated the simulation results (1D and 3D results) with test data.

oDesign of new radial turbine wheel and turbine housing to meet customer requirements.

oOptimization of existing radial turbine (impeller and housing) to improve performance of the existing turbine.

oRadial turbine was designed, developed and validated the simulation results (1D and 3D results) with test data.

oLead CFD team to perform CFD analysis to calculate compressor and turbine efficiency, generate compressor and turbine maps and validated the simulation results with test data by iteratively.

oLead FEA team to perform FEA to calculate compressor stress and turbine stress and natural frequency and cleared stress level 560 m/s and natural frequency level 4 by iteratively.

oLead CAD team to create 3D models and 2D drawings of turbocharger components as per new designed turbocharger components.

oCoordinated with manufacturing team to manufacturing of new compressor wheel as per new designed compressor wheel and get existing compressor housing, turbine wheel and turbine housing to prepare prototype turbo charger.

oInteracted with suppliers to get new compressor housing, new turbine wheel, new turbine housing as per new designed turbocharger components to prepare prototype turbo charger.

oCoordinated with testing team to test turbo chargers with new designed turbocharger components (or) optimized the existing turbocharger components on gas stand test to get the testing results such as compressor map, turbine map.

oPrepared feasibility report with objectives, model description, calibration, concept design and development, optimization, CAE (CFD, Heat Transfer and FEA) analysis results, testing results, validation and conclusions.

oActively involved, analyzing functionality and feasibility for the product design and manufacturing.

oProvided specialized technical information and support, related to centrifugal compressor and radial turbine aerodynamic performance, to other groups (Application, Marketing, Manufacturing, and Test) as needed.

oUndergone specialized training in centrifugal compressor and radial turbine design and analysis at Concepts NREC USA.

oAbroad Experience: On-site experience at Concepts NREC USA.

oCreated planning and estimation process for design projects, CFD projects, CAD projects, FEA projects and executed all the projects as per our planning and delivered the error free results on/before targeted date with quality.

oCoordinated, communicated, and follows up in inter-departmental activities to ensure conformance to design and quality standards.

oCustomers Feed Back: Received excellence feedback from the internal and external customers and marketing team

oDeveloped and executed a complex DVP&R (Design Verification Plan & Report).

oCompiled, integrated, and planned required verification and validation tasks for

several components/subsystems.

oUsed the tools required to manage complex verification plans,

including entire systems, multiple test locations, and several cross-functional teams.

oManaged and coordinated multiple projects concurrently.

oEnsure timely release of design for effective utilization of capex and revenue.

oDeveloped new products to meet the changing demands of the marketplace.

oUpdated existing (or) created new IDFMEA (Integrated Design Failure Mode and Effects Analysis), understood the logical relationships of the information, areas of risk and how to mitigate risk for the product.

oCoaching and mentoring team members in developing and applying cross-functional design review, product design group, CAD and CFD group to meet customer requirements.

oSetting up goals and objectives for all the teams (Aerodynamics, CFD, CAD and FEA)

oEvaluation of team’s appraisal

oCustomers Feed Back: Received excellence feedback from the customers and marketing team

oAssistance in Recruitments / Interviews

Mahindra Satyam Hyderabad, India, April 2008 - August 2011

Project Lead (Semi-Conductors, Automotive and Appliance)

oResponsible for Design, Transient Thermal and Flow Simulation Analysis of Automotive Components, Appliance Components and Semi-Conductors (Customer Voice, Design and Development, Interact with Other Groups (Ocean Engineering, Parker, Applied Materials), Interact with Sale Team).

oPerformed simulation analysis of Room Air Conditioner (RAC) to calculate pressure drop across the RAC components (filter, evaporator, blower and condenser) and matched with test data

oDesigned and optimized the position of flow diverter of the RAC to achieve the even distribution of air flow to the right and left of the outlet grills

oDesigned and optimized the position and direction of inlet grills of the RAC to minimized the recirculation in front of the coil.

oSimulation analysis of water-cooled turbocharger to find the temperatures on the water jacket and turbine housing due to the presence of water-cooling system

oDesign of Experiment (DoE) was performed by varying the operating conditions, fluid properties and material properties to understand the effectiveness of cooling system.

oDesigned and optimized the gas flow distribution through the Catalytic Converter to achieve uniform velocity distribution over complete cross-section and with minimum pressure drop by modifying of the geometry at the junction of the inflow pipe and the catalyst.

oConducted experiment on the blower for different volume flow rate to predict efficiency of the blower, measured the pressure on the suction, and delivered side of the blower.

oPerformed simulation analysis and broadband noise acoustic analysis on blower to predict the acoustic power and volume flow rate. The obtained computational volume flow rate was compared with experimental data.

oDesigned and Optimized the existing blower to improve performance of the existing blower.

oSimulation analysis of Neon Chamber to predict the temperature of the slit door and elastomer of neon chamber. De-lamination of elastomer in neon chamber occurred due to overheating of the slit door

oSimulation analysis of Moira Frame Assembly to predict thermal distribution on various components of the Moira Frame assembly due to the presence of hot (200C) solar panel for one duty cycle operation.

oPerformed the simulation in the stab-manifold to calculate the flow coefficient, Cv.

oPerformed simulation in the HVAC Vent Duct to calculate the mass flow rate at each outlet and the total pressure loss

oPerformed simulation analysis of hydraulic valves to predict the mass flow rate in hydraulic valves and also calculated the flow coefficient, Cv

oPerformed simulation analysis of exhaust manifold to simulate the flow in the exhaust manifold, calculate the total pressure difference between inlet and outlet and deviation

oSimulation was used to analyze the exhaust manifolds. A number of computations were performed to investigate the parametric effects of operating conditions and geometry on the performance of exhaust manifolds and made to improve the manifold design and performance.

oPrepared and presented customer presentations and interacted with customers to get the inputs to design and simulation analysis of Semi-Conductors, Automotive Components and Appliance Components.

oPublication: International conference paper

oCustomers Feed Back: Received excellence feedback from the customer (Friedrich, Applied Materials and Parker) and internal customers.

oCertification: Received appreciation certificate for enthusiastic participation and scoring 100% in the IES Unity Technical Quiz from Satyam.

oAccolades: Received customer appreciation which was published by Satyam - IES accolades in year 2008

oMarketing Appreciation: Received IES marketing appreciation which was published by MSAT - IES accolades and News Today in year 2010

oCreated planning and estimation process for simulation and design projects

oTrained and mentored team members of simulation and design group

oWrote and presented project proposals

oSetting up goals and objectives for a simulation and design team

oEvaluated simulation team’s appraisal

oAssistance in Recruitments / Interviews

Wipro - Quantech Global Services HITEC City, Hyderabad, India, May 2005 - April 2008

Technical Lead (Consumer Electronic Products and Automotive)

oResponsible for Design, Transient Thermal and Flow Simulation Analysis of Automotive Components (Customer Voice, Design and Development, Interact with Other Groups, Interact with Sale Team).

oPerformed simulation analysis of electronics throttle body (ETB) to investigate the mass flow rate in the ETB and the results were compared with test data.

oEvaluated the effect of viscosity on the mass flow prediction in ETB at different valve angles ranging from 1.47 to 12.75 degrees. Excellent correlation with experimental data acquired.

oPerformed simulation analysis of Water Jacket to simulate the flow in the water jacket, calculate the heat transfer coefficient and total pressure difference between the block inlet and the head outlet

oPerformed simulation analysis of radiator with fan assembly to analyze the low and high temperature distribution inside the radiator, calculate temperature drop and rise in water and air respectively, calculate pressure drop across the radiator and compared with the data’s which was sent by customer and computation of heat dissipation by water.

oPerformed simulation analysis of intake manifold to simulate the flow in the intake manifold, calculate the total pressure difference between inlet and outlet, deviation and the flow coefficient, Cv

oPerformed multiphase flow analysis in a duct to analyze the flow distribution of the mixture inside the duct.

oPerformed simulation analysis of exhaust manifold to simulate the flow in the exhaust manifold, calculate the total pressure difference between inlet and outlet, deviation and the flow coefficient, Cv

oPerformed simulation analysis of catalytic converter to simulate the gas flow distribution in the catalytic converter. Designed and optimized the cross section at the junction of the inflow pipe and the catalyst to achieve minimum pressure loss and uniform velocity distribution

oCoached and mentored team members of simulation group

oCreated planning and estimation process for simulation projects

oWrote and presented project proposals

oPrepared and presented customer presentations

oSetting up goals and objectives for a simulation team

oEvaluated team appraisal

oCustomers Feed Back: Received excellence feedback from the customers, GE, Nissan and GM.

oAbroad Experience: On-Site Experience at Nissan Japan.

oAssistance in Recruitments / Interviews

EACoE, GE Transportation JWTC, Bangalore, India, June 2002 - May 2005

Design Engineer (Aviation)

oResponsible for Design, Transient Thermal and Flow Simulation Analysis of Aircraft Engine Components in GE Aircraft Engines.

oPerformed simulation analysis on GE90-115B HPC 3D Diffuser to calculate temperature distribution and heat transfer coefficient in 3D diffuser and validated the results with test data.

oA Design of Experiment (DoE) is performed to develop a transfer function to predict heat transfer coefficient at diffuser exit to calculate accurate temperatures. This work is recognized with a “December 2003-Project of the Month” award.

oPerformed simulation analysis on GE90-aft and CF6-80C2-fwd engine mount fire safety to provide engine mount part temperatures for locations which correlate to fire safety certification requirements.

oPerformed sensitivity studies on engine mount using six-sigma tools by varying flame and bay temperatures, heat transfer coefficients and emissivity of the metal surface of engine mount to develop the transfer function for predicting the maximum temperature in engine mount. This is a certification “Green Belt” project. This work was recognized with an “April 2004-Hats-off” award.

oPerformed simulation analysis on GE90 P25 sensor anti-icing system to calculate temperature distribution and heat transfer coefficients on wall surfaces and compared with test data. This work is recognized with a “November 2004-Hats-off” award

oPerformed simulation analysis of GE90-115B combustor case and get close match, within +/- 15 deg. F transiently, at all locations with 3D features. This work was recognized with an “August 2004-project of the month” award.

oPerformed simulation analysis around LMS100 HPC Stage 1 region to derive good understanding of the flow characteristics in the HPC stage 1-disc cavity with local 3D cross-over holes present and used in P/Thermal analysis to calculate accurate temperature for life predictions.

oDeveloped the transfer function using six-sigma tools to generate transient pressure and temperature boundary conditions for the YFT model from FNS. This process reduced the run time by 1/10th of the nominal time and saved $1400 per project and uploaded this process on to GEAE HTFSD Web page for all GEAE YFT users.

oDeveloped the best practice for conversion of ANSYS database to PATRAN database. This is a cost saving “Green Belt” project. Savings of $600 per project was shown in this project and it has got uploaded on to GEAE HTFSD Web page for all GEAE P/Thermal users.

oParticipated in development programs of EEDP (Edison Engineering Development Program) and prepared a training package for heat transfer and fluid systems design material on topic namely, mixed convection heat transfer.

oPrepared and presented customer presentations

oCustomers Feed Back: Received excellence feedback from the customer, GE

oAbroad Experience: On-Site experience at GE Aircraft Engines, Cincinnati, OHIO, USA.

oQuality related training: DMAIC, DFSS and CMM Level-5 Training

oCertification: Six-Sigma Green-Belt Certified engineer from GE transportation, John F.Welch Technology Center, Bangalore.

COMPUTER SKILLS

oCAD Software’s : AUTOCAD, ICEM-CFD, PATRAN, PROE, CATIA, SOLIDWORKS and GAMBIT

oCAE/Simulation Software’s : FLUENT, CFX, STAR-CD, STAR-CCM+, CFD-ACE, ICEPAK, Flow

and Cavity Solvers Integrated with P/Thermal, FloTHERM, & YFT Solver

oDesign Software’s : Compal, Rital, Axcent, Push Button CFD and CAD Translator

oOperating Systems : HP UNIX, DOS, Windows XP.

oProgramming Languages : SQL, PYTHON, CORE JAVA, FORTRAN, C, C# and C++

oTools/ Applications : Six Sigma, MS PowerPoint, MS Word, MS Excel, MS Access

oExposure : ANSA, CFD-Geom, Hyper-Mesh, ES-ICE and Ansys

EDUCATIONAL QUALIFICATIONS

oMaster of Science by Research, Computational Fluid Dynamics and Heat Transfer, 2002, IIT Madras, CGPA 8.2 out of 10 and First Rank.

oB.Tech. in Mechanical Engineering, April 1999, Kakatiya University, Warangal, 70.0%, First Class with Distinction, and University Sixth Rank Holder

PUBLICAIONS

oB. Laxminarayana, C. Balaji and Sarit Kumar Das, 2002, “Laminar Natural Convection in Cylindrical Annuli Filled with a Low Prandtl Fluid” at International Journal of Heat and Technology, Vol.20, pp. 67-74.

oB. Laxminarayana and C. Balaji, 2003, “Mixed Convection in Cylindrical Annuli Filled with a Low Prandtl Fluid” at International Conference, IIT Madras.

oB. Laxminarayana, Srinivas Prasad S, Ramesh S, and Ravi T, 2010” Acoustic and Fluid Flow Analysis on Blower to Predict the Performance of Blower using CFD” at 5th International Conference on Theoretical Applied, Computational & Experimental Mechanics, IIT Kharaghpur

QUALITY TRAINING

oDMAIC, DFSS and CMM Level-5 Training. Participated in CMM Level-5 certification process.

oSix-Sigma Green Belt Certified Engineer.

OVERSEAS GE, NISSAN AND CONCEPTS NREC EXPERIENCE

o3 month’s experiences at on-site, GE Aircraft Engines, Cincinnati, OHIO, USA.

o1-month experience at on-site, Nissan Motor Co., LTD, Tokyo, Japan

oTraining experience at on-site, Concepts NREC, White River Junction, VT, USA

oOn-site Jet Engine Tear Down School Training at Cincinnati, OHIO, USA.

oCustomer Technical Education Center (CTEC) Tour at Cincinnati, OHIO, USA.

INDUSTRIAL ACHIEVEMENTS

oCustomers Feed Back: Received excellence feedback from the customers at GE, Wipro - Quantech and Mahindra Satyam.

oAbroad Experience: On-Site Experience at GE USA, Nissan Japan and Concepts NREC USA.

oCertifications: Six-Sigma Green Belt Certified Engineer from GE Transportation, John F. Welch Technology Center, Bangalore.

oPublications: International conference paper at Mahindra Satyam.

oAccolades: Received customer appreciation which was published by SAT-IES accolades in 2008

oMarketing Appreciation: Received IES marketing appreciation, which was published by MSAT - IES accolades and News Today in year 2010.

ACADEMIC ACHIEVEMENTS

oUniversity sixth rank holder in B.Tech.

oTop 1% of candidates cleared GATE 99 in Mechanical Engineering

oSecured highest marks (10 out of 10 points) in Numerical Methods in Thermal Engineering subject.

oPublications: “1” International Journal Paper and “1” International Conference Paper.

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