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Ahmad Barari

Ahmad Barari
Bsc, MSc, PhD (Western), PEng

Assistant Professor

Department of Automotive, Mechanical and Manufacturing Engineering

Faculty of Engineering and Applied Science

Contact information

2000 Simcoe Street North
Oshawa, Ontario L1H 7K4
Office: ACE 4023

905.721.8668 ext. 5728
905.721.3370 (fax)

ahmad.barari@uoit.ca
http://www.ahmadbarari.com/

Office hours:
Wednesday 13:30 - 14:30


Research topics

  • Coordinate Metrology and Inspection of Geometric Features
  • Parametric Surface Modeling and Manufacture
  • Tolerance Analyses
  • Automotive Body and Structural Design
  • Engineering Design
  • Design For Manufacturing
  • Rapid Prototyping
  • Reverse Engineering

Education

  • PhD (Mechanical Engineering), University Of Western Ontario, 2006
  • MSc (Mechanical Engineering), Sharif University of Technology, 1997
  • BSc (Mechanical Engineering), Amirkabir University of Technology, 1995

Courses

  • Advanced Computer Aided Geometric Design
  • Manufacturing System Design
  • Solid Mechanics
  • Finite Element Method
  • Automotive Systems Design
  • Mechanical Systems Design
  • Thermofluids & Energy Systems Design
  • Mechatronics Systems Design
  • Advanced Engineering Design
  • Concurrent Engineering & Design
  • Automotive Structural Design and Material Selection
  • Industrial Ergonomics
  • Life Cycle Engineering
  • Fluid Mechanics
  • Fluid Power Systems
  • Statics
  • Solid Mechanics
  • Machine Design
  • Properties of Materials
  • Engineering Graphics & Design
  • Computer Aided Design and Manufacturing (CAD/CAM)

Research and expertise

Publications and presentations

  • Selected publications and presentations

    Books / Chapter of Books

    • Barari A., 2012, “Chapter 2- Estimation of Detailed Deviation Zone of Inspected Surfaces”, Series on Advances in Mathematics for Applied Sciences Vol. 48 - Advanced Mathematical and Computational Tools in Metrology and Testing – Vol. 9, World Scientific, Edited by: F Pavese, M Bär, J-R Filtz, A B Forbes, L Pendrill, H. Shirono, Singapore, pp. 18-27.
    • Barari A., “Concurrent Engineering and Design”, McGraw Hill, 2008, ISBN: 9780070262187, 480 pp.
    • Barari A., and ElMaraghy H. A, 2006, “Manufacturing driven design of sculptured surfaces”, Advances in Design, Springer-Verlag, Edited by: W.A. ElMaraghy, Germany ISBN 1-84628-004-4, pp. 523-534.
    • Barari A., ElMaraghy H. A., Knopf G. K., “Evaluation of geometric deviations in sculptured surfaces using probability density estimation”, Models for Computer Aided Tolerancing in Design and Manufacturing, Edited by: J. Davidson, Springer Netherlands, ISBN 978-1-4020-5437-2, pp.135-146.

    Journal Publications

    • Barari, A., Kaji, F., 2013, “Comparing the Uncertainty of Coordinate Metrology as a Function of Sampling Strategy”, Journal of CMSC (In-Press).
    • Heroux A., Tutunea-Fatan O. R., Salisbury S. P., Barari A., “Minimization of Bone Removal Through Optimal Humeral Implant Alignment in Total Elbow Arthroplasty”,, International Journal of CAD (In-Press).
    • Tebby, S., Barari, A. Esmailzadeh, E. “Development of optimized preliminary vehicle structural model Using Simple Structural Beams-Frames (SSB) and Sub-Structural Analysis”, International Journal of CAD (In-Press).
    • Barari, A., Mordo, S., 2013, “Effect of Sampling Strategy on Uncertainty and Precision of Flatness Inspection Studied by Dynamic Minimum Deviation Zone Evaluation ", International Journal of Metrology and Quality Engineering, Volume 4, Issue 01, pp 3-8, DOI: http://dx.doi.org/10.1051/ijmqe/2012039
    • Barari, A., 2013, “Tolerance allocation Based on the Minimum Deformation Zone of Finite Element Structural Frame Analysis”, Journal of Computer-Aided Design and Applications. Vol. 10, No. 4, pp 629-641, DOI: 10.3722/cadaps.2013.629-641.
    • Tebby, S., Barari, A. Esmailzadeh, E., 2013, “Optimization of Vehicle Structure Considering Torsion Stiffness Using Simple Structural Beam Frame-Approach”, Journal of Computer-Aided Design and Applications. Vol. 10, No. 3, pp 427-443, DOI: 10.3722/cadaps.2013.427-443.
    • Barari, A., 2013, “Inspection of the Machined Surfaces Using Manufacturing Data” , Journal of Manufacturing Systems, Vol. 32, pp. 107-113, http://dx.doi.org/10.1016/j.jmsy.2012.07.011
    • Barari, A., 2012, “A Best-Fit Method to Maximize Conformance to Tolerance in Surface Coordinate Metrology”, Journal of CMSC, Vol. 7, No. 1, 2012, pp. 20-27.
    • Platanitis, G., Pop-Iliev, R., Barari, A., 2011, “Comprehensive Development of a DSM-Based Methodology in an Academic Setting”, ASME Transaction- Journal of Mechanical Design, Vol. 134, 10 pages.
    • Tebby, S., Esmailzadeh, E., Barari, A., 2011, “Methods to Determine Torsion Stiffness in an Automotive Chassis”, Journal of Computer-Aided Design and Applications, PACE Special Issue, http://www.cadanda.com/PACEVol1.html, Vol. 1, 67-75, DOI: 10.3722/cadaps.2011.PACE.67-75.
    • Barari, A., 2011, “Automotive‐ Body Inspection Uncertainty Due to Computational Complexity”, International Journal of Vehicle Design, Vol. 57, Nos. 2/3, 2011, 230-241.
    • Barari, A., Pop-Iliev R., “Reducing Rigidity by Implementing Closed-Loop Engineering in Adaptable Design and Manufacturing Systems”, Journal of Manufacturing Systems, 28 (2009), pp. 47-54, DOI information: 10.1016/j.jmsy.2009.04.003.
    • Barari, A., ElMaraghy H. A., ElMaraghy W. A., “Design For Machining of Sculptured Surfaces - A Computational platform”, ASME Transaction- Journal of Computing and Information Science in Engineering , Volume 9, Issue 3, June 2009 , 13 pages.
    • Barari, A., ElMaraghy H. A., P. Orban, “NURBS Representation of Actual Machined Surfaces”, International Journal of Computer Integrated Manufacturing, Volume 22, Issue 5, May 2009, pp 395 - 410.
    • Barari, A., ElMaraghy H. A., Knopf G. K. 2007, “Search - Guided sampling to reduce uncertainty of minimum zone estimation”, ASME Transaction- Journal of Computing and Information Science in Engineering, Volume 7, Issue 4, pp .360-371.
    • ElMaraghy H. A., Barari, A., Knopf G. K., 2004, “Integrated inspection and machining for maximum conformance to design tolerances”, CIRP Annals-Manufacturing Technology, vol. 53, no 1, pp 411-416.

    Refereed Conference Publications

    • Askari, H., Barari, A., Esmailzadeh, E., 2013, “Analysis of Nonlinear Oscillation of Circular Curved Carbon Nanotube”, The 13th IEEE International Conference on Nanotechnology, August 5-8, 2013, Beijing, China.
    • Barari, A., Kaji, F., 2013, “Comparing the Uncertainty of Coordinate Metrology as a Function of Sampling Strategy in Optical and Tactile Inspection Systems”, The 29th Coordinate Metrology Systems Conference (CMSC), CMSC 2013, July 22-26, 2013, San Diego, California, United States.
    • Askari, H., Barari, A., Esmailzadeh, E., 2013, “Analytical Solution for Nonlinear Vibration of Sinusoidal Curved Carbon Nanotube”, 4th Canadian Conference on Nonlinear Solid Mechanics (CanCNSM2013), July 23-26, 2013, Montreal, QC, Canada.
    • Heroux, A., Tutunea-Fatan, O. R., Salisbury, S. P., Barari, A., 2013, “Minimizing Bone Removal Based on Humeral Implant Alignment in Total Elbow Arthroplasty”, International CAD Conference, CAD'13, June 17-20, 2013 University of Bergamo, Bergamo, Italy.
    • Tebby, S., Barari, A. Esmailzadeh, E., 2013, “Substituting Simple Structural Beam-Frame Substructures with Equivalent Beam-Plate Combinations”, International CAD Conference, CAD'13, June 17-20, 2013 University of Bergamo, Bergamo, Italy.
    • Barari, A., Mordo, S., 2013, “Iterative Sampling for Flatness Inspection Using High Density Data Points”, International CAD Conference, CAD'13, June 17-20, 2013 University of Bergamo, Bergamo, Italy.
    • Sikder, S., Barari, A., Kishawy, H., 2013, “Adaptive Slicing Approach to Control Surface Error Factor in Rapid Prototyping Process”, International CAD Conference, CAD'13, June 17-20, 2013 University of Bergamo, Bergamo, Italy.
    • Ghani, O. A., Barari, A., Agelin-Chaab, M., 2013, “Wake Structure and Aerodynamic Characteristics of Rectangular Cylinders”, CANCAM 2013, 24th Canadian Congress of Applied Mechanics, June 2-6, 2013, Saskatoon, Canada.
    • Mordo, S., Popravko, V., Barari, A., 2013, “Study of the Effect of Substrate on 3D Surface Roughness in Diamond-Like-Carbon Coating Process”, IFAC Conference on Manufacturing, Modeling, Management, and Control, MIM2013, June 19-21, 2013, Saint Petersburg, Russia.
    • Sikder, S., Barari, A., Kishawy, H., 2013, “Control of NURBS-Based Surface Error Factor Using a Manufacturing Cost Optimization in Rapid Prototyping Process”, IFAC Conference on Manufacturing, Modeling, Management, and Control, MIM2013, June 19-21, 2013, Saint Petersburg, Russia.
    • Diba, F., Barari, A., Esmailzadeh, E., 2012, “Active Aerodynamic System to Improve the Safety and Handling of Race Cars in Lane Change and Wet Road Maneuvers”, ASME International Design Engineering Technical Conferences & Computers and Information in Engineering Conference, DETC/CIE 2012, Aug 12-15, 2012, Chicago, IL, United States.
    • Tebby, S., Barari, A. Esmailzadeh, E., 2012, “Analysis and Optimization of Automotive Structure’s Bending Stiffness Using Beam Elements”, ASME International Design Engineering Technical Conferences & Computers and Information in Engineering Conference, DETC/CIE 2012, Aug 12-15, 2012, Chicago, IL, United States.
    • Barari, A., 2012, “Tolerance Allocation for Structures subject to Various Loading Events”, ASME International Design Engineering Technical Conferences & Computers and Information in Engineering Conference, DETC/CIE 2012, Aug 12-15, 2012, Chicago, IL, United States.
    • Barari, A., 2012, “Profile Tolerance Allocation for Rapid Prototyping of Sculptured Surfaces in a Direct Slicing Process”, ASME International Design Engineering Technical Conferences & Computers and Information in Engineering Conference, DETC/CIE 2012, Aug 12-15, 2012, Chicago, IL, United States.
    • Barari, A., “Tolerance allocation Based on the Minimum Deformation Zone of Finite Element Structural Frame Analysis”, International CAD Conference, CAD'12, Jun 11-14, 2012, Niagara Falls, Ontario, Canada.
    • Tebby, S., Barari, A. Esmailzadeh, E., 2012, “Optimization of Vehicle Structure Considering Torsion Stiffness Using Simple Structural Beam Frame-Approach”, International CAD Conference, CAD'12, Jun 11-14, 2012, Niagara Falls, Ontario, Canada.
    • Sikder, S., Barari, A., Kishawy, H., 2012, “A New Adaptive Slicing Approach to Control Cusp Height of Rapid Prototyping Parts”, International CAD Conference, CAD'12, Jun 11-14, 2012, Niagara Falls, Ontario, Canada.
    • Tebby, S., Barari, A. Esmailzadeh, E., 2012, “Optimization of Vehicle Structure Considering Torsion Stiffness Using Simple Structural Beam Frame-Approach”, Canadian Society for Mechanical Engineering International Congress 2012, June 4-6, 2012, Winnipeg, Manitoba, Canada.
    • Diba, F., Barari, A., Esmailzadeh, E., 2012, “Dynamic Performance Enhancement of Small Size Racing Car”, Canadian Society for Mechanical Engineering International Congress 2012, June 4-6, 2012, Winnipeg, Manitoba, Canada.
    • Abbasi, A., Barari, A., Ahmadian, M.T., 2012, “Deformation Prediction of Biological Cells in Cell Injection Experiment Using Support Vector Machine Modeling”, Canadian Society for Mechanical Engineering International Congress 2012, June 4-6, 2012, Winnipeg, Manitoba, Canada.
    • Ahmadian, M.T., Barari, A., Saljooghi, R., 2012, “Buckling Criteria of FGM Beams Using Reproducing Kernel Particle Method”, Canadian Society for Mechanical Engineering International Congress 2012, June 4-6, 2012, Winnipeg, Manitoba, Canada.
    • Abbasi, A., Ahmadian, M.T., Barari, A., 2012, “ Biological Cells Modeling Under Needle Injection Experiment”, Canadian Society for Mechanical Engineering International Congress 2012, June 4-6, 2012, Winnipeg, Manitoba, Canada.
    • Sikder, S., Barari, A., Kishawy, H., 2012, “Controllability of Surface Roughness by Adaptive Slicing in Rapid Prototyping Manufacture”, Canadian Society for Mechanical Engineering International Congress 2012, June 4-6, 2012, Winnipeg, Manitoba, Canada.
    • Ghanati, G., Ahmadian, M.T., Firoozbakhsh, K., Rouzbeh, B., Barari, A., 2012, “Prediction of Bone Remodeling Around a Novel Dental Implant with an Elastomeric Internal Layer, Simulating Periodontal Ligaments' Function”, Canadian Society for Mechanical Engineering International Congress 2012, June 4-6, 2012, Winnipeg, Manitoba, Canada.
    • Hadipour, M., Ahmadian, M. T., Lashkari S.G., Barari, A., 2011, “Natural Frequency Improvement of a Superspended FGM bridge”, ASME International Mechanical Engineering Congress & Exposition, IMECE 2011,November 11-17, 2011,Denver, Colorado, United States.
    • Mazaheri, H., Hosseinzadeh, A., Ahmadian, M. T., Barari, A., 2011, “Nonlinear Vibration Analysis of a Micro Beam Exposed to an External Flow”, ASME International Mechanical Engineering Congress & Exposition, IMECE 2011,November 11-17, 2011,Denver, Colorado, United States.
    • Mazaheri, H., Hosseinzadeh, A., Ahmadian, M. T., Barari, A., 2011, “Analytical Approach to Vibration Analysis of a Pendulum Wrapping on a Cylinder”, ASME International Mechanical Engineering Congress & Exposition, IMECE 2011,November 11-17, 2011,Denver, Colorado, United States.
    • Sarvi, M.N., Ahmadian, M. T., Barari, A., 2011, “Deformation and Stress Analysis of the Fullerene by Super Element”, ASME International Mechanical Engineering Congress & Exposition, IMECE 2011,November 11-17, 2011,Denver, Colorado, United States.
    • Barari, A., 2011, “Coordinate Metrology Based on Maximum Conformance to Tolerances for Closed-Loop Fabrication”, 26th Annual Meeting of the American Society for Precision Engineering, November 13 -18, 2011, Denver, CO, United States.
    • Barari, A., 2011, “Reducing the Coordinate Metrology Uncertainty by Employing an Integrated Computational System”, the second International Congress on Mechanical Metrology, IICIMMEC, September 27-30, 2011, Natal, Brazil.
    • Barari, A., 2011, “Estimation of detailed deviation zone of inspected surfaces”, Advanced Mathematical and Computational Tools in Metrology and Testing, AMCTM 2011, June 20-22, 2011, Göteborg, Sweden.
    • Tebby, S., Esmailzadeh, E., Barari, A., 2011, “Comparison of Numerical Methods for Determining Torsion Stiffness of Automotive Chassis”, ASME International Design Engineering Technical Conferences & Computers and Information in Engineering Conference, DETC/CIE 2011, Aug 28-31, 2011, Washington, DC, United States.
    • Barari, A., Diba, F., Esmailzadeh, E., 2011, “Down Force Control of the low Velocity Racing Car Using Active Aerodynamic Inverse Wings”, ASME International Design Engineering Technical Conferences & Computers and Information in Engineering Conference, DETC/CIE 2011, Aug 28-31, 2011, Washington, DC, United States.
    • Barari, A., 2011, “Evaluation of Deviation Zone Based on Maximum Conformance to Tolerances”, ASME International Design Engineering Technical Conferences & Computers and Information in Engineering Conference, DETC/CIE 2011, Aug 28-31, 2011, Washington, DC, United States.
    • Barari, A., 2011, “Profile Coordinate Metrology Based on Maximum Conformance to Tolerances”, The 27th Coordinate Metrology Systems Conference (CMSC), CMSC 2011, July 25-29, 2011, Phoenix, Arizona, United States.
    • Tebby, S., Esmailzadeh, E., Barari, A., 2011, “FEA-Based Methods to Determine Torsion Stiffness in Automotive Structure”, 2011 PACE Annual Forum, Collaborative Strategies to Address Global Challenges, July 25-30, 2011, Vancouver, British Columbia, Canada.
    • Barari, A., 2011, “Estimation of Detailed Deviation Zone in Coordinate Metrology”, 13th International Conference on Metrology and Properties of Engineering Surfaces, Met & Props 2011, April 12-15, 2011, National Physical Laboratory , Teddington, Middlesex, England.
    • Barari, A., Rolstin, J., 2010, “Design of Adjustable Aerodynamic System for a Low Velocity High Down-Force Application”, 2010 PACE Annual Forum, Facing Golbal Challenges- Solutions for the Future, July 19-23, Seoul - Korea.
    • Barari, A., 2010, “FEM-Based Optimum Design of Vehicle’s Door Hinge to Maintain the Desired Auto-Body Gap Tolerances”, 2010 PACE Annual Forum, Facing Golbal Challenges- Solutions for the Future, July 19-23, Seoul - Korea.
    • Platanitis, G., Pop-Iliev, R., Barari, A., 2010, “Comprehensive Use of a DSM-Based Methodology in an Academic Setting” , International Design Conference - DESIGN 2010, May 17 - 20, Dubrovnik - Croatia.
    • Platanitis, G., Barari, A., Pop-Iliev, R., 2010, “Introducing Design Rigidity to Model Unexpected Disturbances In a DSM-Based Design Process”, ASME 2010 International Design Engineering Technical Conferences & Computers and Information in Engineering Conference- IDETC/CIE 2010, August 15-18, Montreal, Quebec - Canada.
    • Barari, A., 2010, “CAM-Based Inspection of Machined Surfaces”, 5th International Conference on Advances in Production Engineering- APE2010, 17 – 19 June 2010, Warsaw, Poland.
    • Platanitis, G., Pop-Iliev, R., Barari, A., 2009, “A DSM-based Method for Investigating the Impact of Random Disturbances on the Outcome of a Design Project”, Proceeding of 11th International Design Structure Matrix Conference (DSM 09), 12 – 13 OCTOBER 2009, Greenville, South Carolina, USA.
    • Barari, A., 2009, “Misinterpretation of Geometric Dimensioning and Tolerancing in Coordinate Metrology”, Electronic proceeding of 11th International CIRP Conference on Computer Aided Tolerancing - Geometric Variations within Product Life Cycle Management (CAT2009), March 2009, Annecy, France.
    • Barari, A., Pop-Iliev R., 2009, “Integration of Design Tolerance Analysis and Statistical Production Control in the Product Lifecycle Management”, Electronic proceeding of 11th International CIRP Conference on Computer Aided Tolerancing - Geometric Variations within Product Life Cycle Management (CAT2009), March 2009, Annecy, France.
    • Barari, A., 2008, “Sources of Uncertainty in Coordinate Metrology of Automotive Body”, CD Proc. of 2nd CIRP International Conference on Assembly Technologies and Systems (CATS 2008), Toronto, Canada.
    • Barari, A., Pop-Iliev R., 2007, “Closed-Loop Engineering in Adaptable Design and Manufacturing Systems”, CD Proc. of 2nd International Conference on Changeable, Agile, Reconfigurable and Virtual Production (CARV 2007), Toronto, Canada.
    • Barari A., and ElMaraghy H. A., 2005, “Manufacturing driven design of sculptured surfaces”, 15th CIRP International Conference in Design, Egypt, pp. 523-534.
    • Barari A., ElMaraghy. H. A., and Knopf G. K., 2005, “Evaluation of geometric deviations in sculptured surfaces using probability density estimation”, CD Proc. of 9th CIRP International Seminar on Computer Aided Tolerancing (CAT2005), Tempe, Arizona, USA.
    • Barari A., ElMaraghy H. A., Knopf G. K., and Orban P., 2004, “Integrated inspection and machining approach to machining error compensation; Advantages and limitations”, The 14th International Conference on Flexible Automation & Intelligent Manufacturing, Toronto, Canada, pp. 563-572.
    • ElMaraghy H. A., Barari, A., Knopf G. K., 2004, “Integrated inspection and machining for maximum conformance to design tolerances” 54th CIRP General Assembly, Krakow, Poland.
    • Barari A., Ahmadian M. T., 1999, “Optimum slicing of model for rapid prototyping”, The 4th SMEIR Conference on Manufacture Engineering, Tehran, Iran, pp. 218-228.

    Practical Applications of Knowledge –Software Development

    • Barari A., 1999, Development of an integrated software solution for an industrial Rapid Prototyping system (Protogen), Application: The software is developed for adaptive slicing of the solid Model, automated generation of supports and automatic optimum path generation.
    • Barari A., 1999, Development of Machining Tool-Path Simulation Software for Three-axes DECKEL CNC Milling Machine (3D-Sim), Application: 3D graphical machining tool-path simulation for machining of the sculptured surface.
    • Barari A., 1998, Development of controlling software for 4-axes CNC Milling Machine (3D-Con), Application: To Control machining operation for 3D Linear, Circular, Ellipsoidal and Helical Interpolations with capability for 3D tool radius compensation in contour milling.
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