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Control Electrical Engineering

Location:
Euless, Texas, United States
Posted:
October 29, 2016

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HARI KRISHNA MARINA

Email: acxanq@r.postjobfree.com Phone: (817) ***-****

https://www.linkedin.com/in/harikrishna-marina

EDUCATION

Master of Science in Electrical Engineering December 16

University of North Texas, Denton, TX GPA: 3.66/4.0

Bachelor of Technology in Electrical and Electronics Engineering May 14

GITAM University, India GPA: 3.60/4.0

PROFESSIONAL TRAINING

“Fundamentals of Control Systems – Gasoline” SAE Certificate of Mastery Course September 16

Engineering Process Training

CAN Communications (J1939)

Code Generation Training

Controls Theory and Application

Gasoline Engine and Controls Training (Speed Governing, Controls Model, System Diagrams, Wiring and CAN)

Business Etiquette, Agile SCRUM, Leadership, Budgeting, Stress and Conflict Management, Communication and Teamwork

TECHNICAL SKILLS

Hardware: Woodward ECUs, Kvaser CAN, GM 2.4L Ecotech Gasoline Engine, Allen Bradley PLCs, RSLogix 500 Converter, Arduino Microprocessor, Induction Motor, IGBT, Transformer, Alternator, Microcontroller, Inverter, Energy Meter, Relay, Circuit Breaker, Filters, Oscilloscope, PMSG, PCB, Sensor, Comparator

Software: SolidWorks, MATLAB, Simulink, MotoHawk (Model-based Design Tool), MotoTune (Calibration Tool), VeriStand, CanKing, J1939 Protocol, Embedded C, ZigBee Protocol, Keil, Flash Magic, AutoCAD, Cadence, PSPICE, Ansoft HFSS, IE3D, C, C++, HTML

PROFESSIONAL WORK EXPERIENCE

Bharat Heavy Electricals Limited, Electrical Intern

Electrical Machine Production and Testing Jun 14 -Nov 14

Implemented various techniques to meet the general specifications of turbo generator design and construction

Performed detailed calculations to manufacture the various components inside generator

Diagnosed the generator using on-line monitoring systems and measured the rotor impedance (rotor inside stator), DC resistances of stator and rotor windings by using megger and bridge circuits

Implemented high voltage testing of stator and rotor windings (M/C at rest) and troubleshot errors in programming Allen Bradley SLC 500 PLCs by using RSLogix software

ACADEMIC WORK EXPERIENCE

Research Assistant at GITAM University May 13 – Apr 14

Developed a model for design and control of electric powertrain by using Integrated Power Electronics Interface

Optimized the performance of powertrain during different operating modes using IPEI

Designed and simulated control strategy for IPEI to realize the integration of the DC/DC converter, on-board battery charger and DC/AC inverter together in the battery electric vehicle powertrain

Improved the system efficiency by reducing current and voltage ripples and analyzed the system using MATLAB and Simulink

PROJECTS

LHP Training Solutions Aug 16 – Oct 16

Control and Development of Minimum and Maximum Governor Model

Designed and developed the state machine and a simulink model for controlling engine speed in Simulink

Simulated and tested controller model on Hardware in Loop (HiL) using DTE with VeriStand

Calibrated the PI values to run engine speed in desired conditions and tuned the engine using MotoTune calibration tool

Tested final engine control model on GM 2.4L 4-cylinder gasoline engine at different load conditions

Electronic Throttle Position Controller using Linear Potentiometer Aug 16 – Oct 16

Developed a model to control the throttle valve and potentiometer with PID controller in Simulink

Calibrated electronic throttle position and pedal position using MotoTune ECU calibration tool

Tested and validated controller while varying the pedal position using MotoHawk

Developed a distributed control system to communicate between actuators and sensors of different ECUs to enable throttle movement by CAN messages using Kvaser’s CanKing

Development of a Control System for an Electronic Fuel Injector Aug 16 – Oct 16

Developed a control model for an angle based fuel injector using MATLAB, Simulink and MotoHawk

Controlled the amount of fuel injection by simulation and achieved fuel injection timing by varying the pulse width cycle using MotoHawk

Calibrated and simulated the control system for different engine speeds and tested on fuel injector using MotoHawk

Design and Performance Analysis of Microstrip Array Antenna Jan 16-Mar 16

Designed and simulated series feed, corporate-feed, series-corporate feed and full-corporate feed antennas using IE3D

Gained good return losses for all iterations less than 15dB at resonance frequencies

Obtained sharp pencil beams by combining the simulated antennas to form linear and planar arrays operating at frequencies of 2.45 GHz, 1.88 GHz suitable for L-band and S-band application

Dual-band CPW-fed Monopole Slot Antenna for WLAN/WiMAX Applications Sep 15-Nov 15

Designed and simulated the optimized dual-band monopole antenna with two L shaped and stair shape slots using Ansoft HFSSv12 and IE3D softwares

Obtained the design of antenna which operates in 2.0 to 2.2 GHz and 2.8 to 3.1 GHz frequency bands covering some of the WiMAX and WLAN frequencies

Design of a CMOS Single Stage Common Source Amplifier with Active Loads Jun 15 – Jul 15

Designed and simulated a CMOS single stage common source amplifier with a diode connected load instead of resistor as the load using Cadence

Calculated the gain and obtained the operating point by analyzing AC, DC and transient responses

Design and Implementation of Eye Blink and Head Movement Based Wheelchair Jan 14 -Apr 14

Designed and controlled the movement of wheelchair by means of head movement and eye blink using ZigBee module, KEIL and flash magic

Implemented wheelchair includes the accelerometer and IR sensors which detects the movement of head, eye blink commands which in turn sent to microcontroller

Received the data and transferred using ZigBee modules and the controller will process the signal and will transmit to the driver circuit which will then guide the motors of wheel chair for its navigation

Performance Analysis and Control of Grid Integrated WECS Using PMSG with MPPT Feb 13 – Jun 13

Developed a model of wind turbine driven by PMSG with MPPT algorithm using MATLAB and Simulink tools and analyzed for various wind velocities and load conditions

Implemented the modeling, simulation and control of a DC/AC converter connected to utility grid

Tested the wind turbine for different wind speeds and load conditions using MATLAB and Simulink

Calculated the wind power output and compared for the cases with and without MPPT

AWARDS / ACHIEVEMENTS

Stood 1st in the “Circuit –O” event conducted by GITAM University Science and Activity Centre 2012

Stood 2nd place in the event “Tech Expo” for physical model of Hovercraft organized by ISTE

Awarded 1st prize in “Technical quiz “conducted by Indian Engineers institute (IEI) for two consecutive academic years 2013-14 and 2012-13

Awarded 3rd prize in “Technical quiz” conducted by IEI in the academic year 2011-2012

Received Best paper award on “Witricity” in the event SCRTEE organized by IEEE

Awarded 3rd prize in a National level workshop on “Robotics” conducted by IIT MADRAS in 2013

Chief event organizer of GUSAC Carnival held at GITAM University 2013-14

Organized an event” Innovations and thinking” about NCES used for producing electrical energy

Member of Indian Society for Technical Education (ISTE)and Indian Engineers institute (IEI)



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