Control Engineer

Wei YU

Tel: 850-***-**** Address: *** Crenshaw Ct, Apt 2, Tallahassee,

FL, 32310 E-mail: abmh8h@r.postjobfree.com

OBJECTIVE

To pursue an engineer position where robot embedded control system

development experience, motion control and programming techniques,

debugging and failure analysis skills are needed.

EDUCATION

Ph.D. Mechanical Engineering Florida State University

GPA: 4.0/4.0 Summer, 2010

M.S. Mechatronic Engineering Hefei University of Technology

GPA: Top 3% 2006

B.S. Mechanical Engineering Hefei University of Technology

GPA: Top 3% 2003

QUALIFICATION SUMMARY

. 4 years project experience in Robot Embedded Control System Design and

Motion Control; publication about robot control system programming and

Matlab/Simulink modeling in top 1 robotics journal in the world.

. Strong kills in firmware and software programming, control system design,

embedded control software/hardware integration, filter and compensator

design, testing and data analysis, failure analysis, robotic electric

vehicle design, modeling and simulation

. Intensive software experience in C/C++, Simulink, Matlab, Dspace,

Fortran, ADVISOR, ADAMS, Solidworks, AutoCAD, ANSYS and OS Linux, QNX,

Windows; Hands-on experience embedded control system, motor control,

sensors application and wireless communication;

. Demonstrated management skills in planning, organizing, coordinating, and

accomplishing team projects; strong interpersonal and communication

skills, and highly contributed team player.

EXPERIENCE

Research Assistant

Sep. 2006 - Present

Center for Intelligent Systems, Control and Robotics, Florida State

University

. Developed a robotic vehicle from concept to final product, including

embedded control firmware/hardware/software integration, control

system design, motion control, real time data logging and sensors

installation.

. Programmed and integrated PC104 embedded control software and hardware

system, including microprocessor board, DAQ board, DC/DC board,

sensors, encoder, Ethernet converter, etc.

. Modeled and simulated vehicle closed-loop control system in

Matlab/Simulink, including PID controller, motor drive, motor and

vehicle dynamics.

. Wrote firmware in C code in RTOS for ADC, DAC, counter and timer;

wrote the main program for robot motion control, including programming

low pass filter, PID controller and robot kinematics.

. Programmed path planning algorithms in C code to control robot to

follow trajectories to reduce time, distance or energy; fed sensor

data in RTOS to ensure robot follow the desired trajectories.

. Collected experimental data from sensors, performed root cause

analysis of experimental data, debugged programs and developed new

experiment.

. Processed experimental data through optimization methods to determine

unknown parameters; designed low pass filters to reduce data noise;

derived motor transfer function using System ID.

. Modeled robot mechanical structures in Solidworks; drew mechanical

parts in AutoCAD for plant manufacturing; prepared Matlab/C codes and

AutoCAD drawings for future colleagues.

. Wrote technical papers and gave presentations in international

conferences; Cooperated to write proposals and won external funding.

Research Assistant

Apr. 2003 - May 2006

Center of Digital Design and Manufacturing, Hefei University of Technology

. Designed a closed-loop control system in Simulink for a magnetic

suspension system, including a PID controller and a system transfer

function

. Designed the mechanical structure of a magnetic suspension system in

Solidworks; performed finite element analysis of structure to ensure

the stress of system is safe.

. Conducted experiments to test the stress, strain and displacement of

a radar antenna; analyzed experiment data to evaluate the mechanical

and material properties of an antenna;

Selected Course Projects

. Advanced Control. Analyzed system stability and designed compensators

in continuous and discrete domains; designed high/low pass filters to

reduce data noise; identified system transfer functions from time and

frequency domains; implemented motor controllers in DSpace.

. Adaptive and Multivariable Control. Used lyapunov theory to analyzed

system's stability; studied the direct and indirect adaptive control

laws to design adaptive controllers for systems; designed controller

for MIMO systems using H2 and H? rules.

. Mobile Robotics. Studied different sensors (potentiometer,

accelerometer, gyroscope, sonar, laser, encoder, GPS, etc); used

Kalman filter to find out the accurate distance between robot and

obstacles; studied path planning algorithm, including A star, model

predictive control, etc.

. Advanced Dynamics. Developed the dynamic equations for multi-particle

systems through a variety of techniques (Newton law, Lagrange

principles, transformation theories), and simulated system behavior in

Simulink and Matlab.

. Numerical Analysis. Processed data in Matlab in various methods (least

square, curve fitting, linear/nonlinear regression, interpolation,

Fourier transform, numerical optimization, Runge-Kutta); programmed to

stabilize system through numerical methods (Newton-Raphson, etc)

. Vehicle Design. Studied hybrid vehicle control systems, vehicle

dynamics and subsystem theories(suspension, transmission, engine,

power train, steering system, brake, tire, etc); designed a suspension

for Formula SAE car and tested its running data in Adams/Car.

SELECTED PUBLICATIONS

Wei Yu, Oscar Chuy Jr., and Emmanuel G. Collins Jr., "Analytically Power

Modeling of Skid-steered Vehicles", IEEE Transactions on Robotics,

submitted

Wei Yu, Oscar Chuy Jr., Emmanuel G. Collins Jr., and Patrick Hollis,

"Analysis and Experimental Verification for Dynamic Modeling of A Skid-

Steered Wheeled Vehicle", IEEE Transactions on Robotics, April 2010

Wei Yu, Oscar Chuy Jr., Emmanuel G. Collins Jr., and Patrick Hollis,

"Dynamic Modeling of a Skid-Steered Wheeled Vehicle with Experimental

Verification", IEEE International Conference on Intelligent Robots and

Systems, St. Louis, MO, Oct. 2009

Oscar Chuy Jr., Emmanuel G. Collins Jr., Wei Yu and Camilo Ordonez, "Power

Modeling of a Skid Steered Wheeled Robotic Ground Vehicle", IEEE

International Conference on Robotics and Automation, Kobe, Japan, May 2009

Wei Yu, Liang Cao, "Research on Electrometric Method for Finite Element

Modeling of Radar Antenna", Journal of Mechanical Engineer, Dec. 2005

Wei Yu, Han Zhao, "Design of Magnetic Suspension Support System of Winding-

pipe Machine", Journal of China Bearing, Nov. 2005

Contact this candidate