Mechanical Engineering Design

Behzad Taheri

Summary

Extensive experience in control and automation engineering, robotics, research and development, and leadership and mentoring. My engineering expertise is in design and development of servo electro-mechanical systems. Expert in mechanical design of robotic systems, design of sophisticated control algorithms (nonlinear, adaptive, and robust) as well as implementation via real-time controller platforms and necessary analog drivers for electro-mechanical actuators. I have taken several advanced level electrical engineering courses and completely familiar with digital and analog circuits, especially the required power electronic drivers in robotic applications. Capable of working as a part of team or independently.

Education

2009-2013

Ph.D. in Mechanical Engineering, SMU, Dallas, TX

GPA: 4.0 out of 4.0,

• Research Assistantship & Scholarship, SMU, Department of Mechanical Engineering

Dissertation: Real-Time Tremor Identification and Suppression in Human Arm via Active Orthotic Devices

• Frederick E. Terman Award - Bobby B. Lyle School of Engineering, SMU, 2013

2006-2009

M.Sc. in Mechanical Engineering, Sharif University of Technology, Tehran, Iran

GPA: 17.78 out of 20,

• Ranked 11th among nearly 15000 participants in the Nationwide University Entrance Exam for M.Sc. degree in ME

Thesis: Design of Visual Servo Control System for Under-Actuated Autonomous Underwater Vehicles (UAUVs)

2002-2006

B.Sc. in Mechanical Engineering, Buali Sina University, Hamadan, Iran

GPA: 18.05 out of 20,

• 1st Rank Engineering School Alumni (2006)

• "Premier Award" for the 1st Ranked ME Department Alumni (2006)

Thesis: Investigation of Thermal Transport Mechanism during Ultra-Fast and moving Laser Heating of Nano-Film

Professional Experience

08/2009-06/2013

Research Assistant, Biomedical Instrumentation and Robotics Lab (design and development of medical devices), SMU, Dallas, TX

* Design and development of a tremor simulator and control algorithm for tremor suppression

* Design of a multi-degree-of-freedom exoskeleton for applying tremor suppression to human arm

* Implemented tremor suppression in real-time using electromagnetic and pneumatic actuators

08/2009-06/2012

Teaching Assistant, Department of Mechanical Engineering, SMU, Dallas, TX

* Teaching Assistant for “Introduction to Engineering”: Mentored design and development of autonomous robots and building robots with LEGO MINDSTORMS for the university robotic competition, fall 2011, fall 2012

* Teaching Assistant for “Machine & Society”, spring 2010, summer 2010, summer 2011

09/2006-06/2009

Design Engineer, Technical Office of Tehran University of Medical Science, Tehran Iran

* Supervisor and Designer of HVAC and Mechanical Systems for Medical Facilities: Supervised Design/Maintenance of HVAC and Mechanical Systems for more than 15 Hospitals and Medical research centers

* Implementing the Building Management Control System to Hospitals

* Designed the HVAC and Control systems for NICU centers

03/2007-11/2008

Research Engineer, Sharif ROV Team, Sharif University of Technology, Tehran Iran

* Design and Development of an Underwater Remotely Operated Vehicle (ROV)

* Design and Implementation of Control Systems to Underwater Vehicles

Skills

• Expert in Matlab programing and dynamic simulation with Matlab and Simulink

• Design of Robotic and Automatic Systems: Designed Tremor Suppression Orthosis Simulator

• Expert in Computer-based & FPGA-based Real-Time Control:

* Designed and Implemented Adaptive Tremor Suppression Algorithms

* Designed and Implemented Sharif ROV Control Systems (Remotely operated underwater vehicle)

• Image processing and visual servoing: Design of visual-servo control systems for autonomous underwater vehicles (Master thesis)

• Data acquisition, monitoring, and control: Lab View

• Real Time Signal Processing: Implemented Algorithms of the Tremor Research

• Path planning and trajectory tracking for 3D robotic systems: Implemented direct/inverse kinematic methods to a MELFA 7-DOF robot

• Modeling and Analysis of Electro-Mechanical Systems: Internal Combustion Engine, Turbomachinery, and Power Plant

• Design and Control of Pneumatic & Hydraulic Systems:

* Developed the Tremor Simulator

* Force and Stiffness Control of Pneumatic Actuators

* Design of Hydraulic Circuits

• Finite Element Method and Multi-Physic Modeling: COMSOL Multiphysics, Abaqus, ANSYS

• Completely Familiar with modeling and Optimization of the Complex Multi-physic Systems (Fluid, Electromagnetic, heat, and Mechanics of Material)

• Mechanical Design: Solid works

• Dynamical Simulation Software: Working Model

• Mathematical Programming: Matlab/Simulink, Mathematica

• Medical Robotics and Development of Medical Devices

• Programming: C/C++, Pascal, Visual Basic, Visual FORTRAN, and Delphi

• Scientific Data Analysis: IGOR Pro

• Design and Analysis of Electrical and Electronic Circuits: Electronics Workbench, Protel, and Circuitmaker

• Working with LaTex, and Microsoft Office (FrontPage, Excel, Word, PowerPoint, and Access)

Professional Affiliations

• American Society of Mechanical Engineers (ASME)

• Member of Dynamic Systems & Control Division (DSCD)

• Institute of Electrical and Electronics Engineers (IEEE)

• Member of Control Systems Society

• Reviewer for IEEE/ASME Transactions on Mechatronics (Since 2010)

• Reviewer for ASME DSCC Conference (Since 2011)

Sample of Peer-Reviewed Publications

Journals

1. Taheri, B., Case, D., and Richer, E., "Robust Tremor Suppression in Human Arm at Musculoskeletal Level," submitted to IEEE Journal Transactions on Neural Systems and Rehabilitation Engineering, Mar. 2013 (under review)

2. Taheri, B., Case, D., and Richer, E., "Design of an Adaptive Tremor Suppression Control Algorithm for the Upper Limb Wearable Orthosis," submitted to IEEE Journal Transactions on Mechatronics, Oct. 2012 (under review)

3. Taheri, B., Case, D., and Richer, E., 2012. "Force and Stiffness Backstepping-Sliding Mode Controller for Pneumatic Cylinders for Wearable Robotic Applications". IEEE/ASME Transactions on Mechatronics. (accepted)

4. Case, D., Taheri, B., and Richer, E., 2012. "Dynamical Modeling and Experimental Study of a Small-Scale Magnetorheological Damper". IEEE/ASME Transactions on Mechatronics. (accepted)

5. Case, D., Taheri, B., and Richer, E., "Multiphysics Modeling of Magnetorheological Dampers," International Journal of Multiphysics, vol.7, no.1, pp. 61-76, 2013

6. Taheri B, Richer E, "Equidistance Target-Following Controller for Underactuated Autonomous Underwater Vehicles," International journal of intelligent computing and cybernetics, vol. 6, iss. 2, 2013.

7. Case, D., Taheri, B., and Richer, E., 2011. "Design and Characterization of a Small-Scale Magnetorheological Damper for Tremor Suppression", IEEE/ASME Trans. Mechatronics, vol. 18, no. 1, pp. 96–103, 2013

Conferences

1. Taheri B, Case D, Richer E, "Theoretical Development and Experimental Validation of an Adaptive Controller for Tremor Suppression at Musculoskeletal Level", Submitted to: 2013 ASME Conference of Dynamic Systems and Control, Palo Alto, CA, Oct. 21-23, 2013

2. Case D, Taheri B, Richer E, " A Lumped-Parameter Model for Dynamic MR Damper Control", Submitted to: 2013 ASME Conference of Dynamic Systems and Control, Palo Alto, CA, Oct. 21-23, 2013

3. Taheri B, Case D, Richer E, "Design And Development Of A Human Arm Joint Simulator For Evaluation Of Active Assistive Devices Control Algorithms", 2012 ASME Conference of Dynamic Systems and Control, Ft. Lauderdale, FL, Oct. 17-19, 2012 (Session’s best paper)

4. Taheri B, Case D, Richer E, "Design Of Robust Nonlinear Force And Stiffness Controller For Pneumatic Actuators", 51st IEEE Conference on Decision and Control, Maui, HI, December 10-13, 2012

5. Taheri B, Case D, Richer E, " Robust Tremor Attenuation For Single DOF Model Of Human Elbow Joint With Parametric Uncertainties," Proceedings of ASME 2011 International Mechanical Engineering Congress & Exposition, Denver, Colorado, Nov. 11-17, 2011

6. Taheri B, Case D, Richer E, " Active Tremor Estimation and Suppression in Human Elbow Joint, " Proceedings of the 2011 ASME Conference of Dynamic Systems and Control, Arlington, Virginia, USA, Oct.31- Nov. 2, 2011

7. Taheri B, Case D, Richer E, " Adaptive Identification and Tremor Suppression for Single DOF Model of Human Arm, " Proceedings of the 27th Southern Biomedical Engineering Conference, Arlington, Texas, USA, Apr.29-May 1, 2011

8. Taheri B, Richer E, "Equidistance Tracking Nonlinear Controller for Under Actuated Autonomous Underwater Vehicles, " Proceedings of the 3rd annual ASME Conference of Dynamic Systems and Control, Boston, Massachusetts, USA, Sep.13-15, 2010

9. Rashedi E, Mirbagheri A, Taheri B, Farahmand F, Vossoughi GR, Parnianpour M, "Design and Development of a Hand Robotic Rehabilitation Device for Post Stroke Patients, " Proceedings of the 31st Annual International Conference of the IEEE EMBS, pp 5026-5029, Minneapolis, Minnesota, USA, Sep. 2-6, 2009

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