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Srinaga_Kalapatapu_Updated

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Srinaga_Kalapatapu_Updated

  1. 1. SRINAGA KALAPATAPU 3262 Wint Lane, # B ▪ Columbus, IN 47201 (405) 334-9867 ▪ srinagabharath@gmail.com _____________________________________________________________________________________________________________________ SUMMARY Mechanical Engineer specialized in thermal and fluid sciences. Professional experience in working with engine automation and control systems in terms of calibration, simulation and testing. Possesses a background in design engineering as well as more than two years of experience in heat transfer, thermodynamics, fluid mechanics, piping, and system/component cooling. Professional experience in working with engine automation and control systems in terms of calibration, simulation and testing. Offers strong computational, troubleshooting and problem solving skills. Works well independently and as a team member/leader in multi-discipline, cross-cultural environments. Communicates clearly to both technical and non-technical audiences, verbally and in writing. Quickly masters new concepts, technologies and responsibilities. PROFESSIONAL EXPERIENCE Mechanical OBD Systems Engineer May 2015 – Current LHPES Columbus, Indiana  Worked on On-Board Diagnostics in After-treatment Systems of Light, Medium and Heavy Duty Diesel Engines in Engine Automation and Controls  Tested the diagnostics in hardware and software level to make sure they met the Emissions Requirement from ARB (Air Resources Board)  Communicated with the client and by presented a detailed analysis report  Assisted in development of concepts and design for After-treatment diagnostics by reviewing DFMEA reports Research Assistant Aug 2012 – Aug 2014 Oklahoma State University Stillwater, Oklahoma  Experimented on Heat Transfer in Two-Phase Flow  Hands-on experience in working with electro mechanical instruments such as compressors, flow meters and heat exchangers  Handled and worked with measuring and calibrating equipment such as thermocouples and pressure transducers Graduate Teaching Assistant Aug 2012 – May 2014 Oklahoma State University Stillwater, Oklahoma  Assisted the Professor in teaching, grading and in curriculum development of the course  Instructed and assisted students in office hours for solving homework problems  Evaluated homework, examination scripts and projects and updated the grades in online teaching website D2L PROJECTS On-Board Diagnostics testing and Calibration May 2015 – Current  Worked with multi-disciplinary teams to meet the requirements of ARB for effective tune of the diagnostic  Performed simulations using Matlab Simulink to simulate the engine performance in various cases and conditions  Used statistical analysis to validate the simulation using real time data from the diesel engines  Effectively presented the findings and failure analysis to client by reviewing the DFMEA reports Development of feedback PI Electronic Throttle Control (ETC) April 2015  Developed a PI ETC using Simulink and MotoHawk  Calibrated the ETC using MotoTune and tested it using throttle valve  Remotely controlled the ETC using CAN communication Development of a Control System for an Electronic Fuel Injector April 2015  Developed a control system for an Electronic Fuel Injector using Simulink and Moto-Hawk  Calibrated on MotoTune; and simulated and tested for different speeds using a fuel injector Development of an Electronic Governor System to Control the Engine April 2015  Developed a Min-Gov and Max-Gov system to regulate the Engine RPM using Simulink and Moto Hawk  Calibrated in MotoTune; Simulated and tested the calibration on a Diesel Engine
  2. 2. Non-Boiling Heat Transfer in Horizontal and Near Horizontal Upward Inclined Gas-Liquid Two Phase Flow (M.S. Thesis Topic) Aug 2012 - Aug 2014  Experimented and analyzed heat transfer characteristics for different flow patterns and pipe orientations in a two phase flow  Developed a correlation based on Reynolds analogy to predict heat transfer coefficient Power-plant Analysis Jan 2013 - Apr 2013  Analyzed feed water heater equipment and provided recommendations for safety and maintenance  Recommended optimized solutions for maintenance of power plant equipment to increase efficiency by 10% Substitution of residential energy needs using PV panels Jan 2013 - Apr 2013  Conducted energy analysis of a residence, proposed equipment to supply 10% of the total energy needed for the residence  Analyzed costs, and calculated the economic benefit offered by effective energy conservation measures Design Optimization of a Drive Shaft using Composite Materials Jan 2012 - May 2012  Modeled the conventional drive shaft using Unigraphix  Used finite element method to perform failure analysis in ANSYS and compared the advantages of using a composite shaft with that one conventional steel  Submitted detailed technical report as a part of degree requirement PROFESSIONAL TRAINING “Fundamentals of Control Systems – Diesel” SAE Certificate of Mastery course May/2015  Engineering Process Training  CAN Communications (J1939)  Diesel Engine and Controls Training (Speed Governing; Controls Model; System Diagrams, Wiring, and CAN)  Code Generation Training  Controls Theory and Application  Business Etiquette, Leadership, Stress  Management, and Teamwork TECHNICAL SKILLS  Electromechanical Instruments: Compressors, Flow Meters, Heat Exchangers, Gasoline and Diesel Engines  Measuring/Calibration Equipment: Thermocouples, Pressure Transducers, Thermal Scanners, Temperature Analyzers, Data Loggers  Software: AutoCAD, Pro-E, ANSYS (for FEA), LABVIEW, EES, MATLAB - Simulink, Scilab, SigmaPlot, Microsoft Word/Excel/PowerPoint  Programming Languages: VBA, C INTERNSHIP Intern May 2011 to Aug 2011 Veljan Hydrair Ltd Hyderabad, India  Optimized the design of hydraulic and pneumatic cylinders by thermal and structural analysis  Analyzed the testing of the cylinders and reviewed the quality control process EDUCATION Master of Sciences, Mechanical Engineering August 2014 Oklahoma State University Stillwater, Oklahoma Bachelor of Technology, Mechanical Engineering May 2012 Jawaharlal Nehru Technological University Hyderabad, India SRINAGA KALAPATAPU _____________________________________________________________________________________________________________________

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