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Dr Efstathios Velenis

Lecturer & Undergraduate Motorsport Engineering Course Director

 

School of Engineering and Design

Brunel University

Uxbridge, Middlesex, UB8-3PH

Office: Howell Centre H114

 

Tel: +44(0)1895 267589

Fax: +44(0)18995 256392

Email: efstathios.velenis ‘at’ brunel.ac.uk

 

EDUCATION

Doctor of Philosophy, School of Aerospace Engineering, Georgia Institute of Technology

Master of Science, School of Aerospace Engineering, Georgia Institute of Technology

Engineering Diploma, Department of Mechanical Engineering, National Technical University of Athens

 

RESEARCH INTERESTS

 

TEACHING

ME5306-5536    "Racing Team Management and Vehicle Testing"

ME3308-5541    "Racing Vehicle Design and Performance"

ME3302            "Analysis of Vehicle Structures"

ME1332            "Introduction to Engineering Design"

Academic Supervisor of Brunel Racing

 

JOURNAL PUBLICATIONS

  1. D. Katzourakis, E. Velenis, D. Abbink, R. Happee and E. Holweg, “Race Car Instrumentation for Driving Behaviour Studies,” IEEE Transactions on Instrumentation & Measurement – accepted for publication.

  2. E. Velenis, D. Katzourakis, E. Frazzoli, P. Tsiotras and R. Happee, "Steady-State Drifting Stabilization of RWD Vehicles," Control Engineering Practice, Vol. 19, No. 11, pp. 1363-1376, November 2011.

  3. E. Velenis, E. Frazzoli and P. Tsiotras, "Steady-state Cornering Equilibria and Stabilization for a Vehicle During Extreme Operating Conditions," International Journal of Vehicle Autonomous Systems, Vol. 8, No. 2/3, pp.217-241, 2010.

  4. E. Velenis, P. Tsiotras and J. Lu, "Optimality Properties and Driver Input Parameterization for Trail-Braking Cornering," European Journal of Control, Vol. 14, No. 4, pp.308-320, July-August 2008.

  5. E. Velenis and P. Tsiotras, "Minimum Time Travel for a Vehicle with Acceleration Limits: Theoretical Analysis and Receding Horizon Implementation," Journal of Optimization Theory and Applications, Vol. 138, No. 2, pp.275-296, August 2008.

  6. E. Velenis, P. Tsiotras, C. Canudas de Wit and M. Sorine, "Dynamic Tire Friction Models for Combined Longitudinal and Lateral Vehicle Motion," Vehicle System Dynamics, Vol. 43, No. 1, pp.3-29, 2005.

  7. P. Tsiotras, E. Velenis and M. Sorine, "A LuGre Tire Friction Model with Exact Aggregate Dynamics, Vehicle System Dynamics, Vol. 42, No. 3, pp.195-210, 2004.

  8. C. Canudas de Wit, P. Tsiotras, E. Velenis, M. Basset and G. Gissinger, "Dynamic Friction Models for Road/Tire Longitudinal Interaction," Vehicle System Dynamics, Vol. 39, No. 3, pp.189-226, 2003

  9. B. Kim, E. Velenis, P. Kriengsiri and P. Tsiotras, "A Low-Cost Spacecraft Simulator for Research and Education," IEEE Control Systems Magazine, Vol. 23, No. 4, pp.26-37, 2003.

 

CONFERENCE PROCEEDINGS

  1. E. Velenis, “FWD Vehicle Drifting Control: The Handbrake Cornering Technique,” 50th IEEE Conference on Decision and Control and European Control Conference, Orlando, FL, USA, December 12-15, 2011.

  2. A. Scacchioli, J. Lu, P. Tsiotras and E. Velenis, “Accident Avoidance Using Electronic Posture Control through Differential Braking,” 22nd International Symposium on Dynamics of Vehicles on Roads and Tracks, Manchester Metropolitan University, Manchester, UK, August 14-19, 2011.

  3. D. Katzourakis, E. Velenis and R. Happee, “Driver Control Actions in High Speed Circular Driving,” 6th International Driving Symposium on Human Factors in Driver Assessment, Training and Vehicle Design, Olympic Valley – Lake Tahoe, CA, USA, June 27-30, 2011.

  4. E. Velenis, “Expert Driving Techniques at the Limit of Handling,” Vehicle Dynamics and Control 2011, Fitzwilliam College, Cambridge University, April 5, 2011 – Invited presentation.

  5. E. Velenis, D. Katzourakis, E. Frazzoli, P. Tsiotras and R. Happee, “Stabilization of Steady-State Drifting for a RWD Vehicle,” 10th International Symposium on Advanced Vehicle Control, Loughborough, UK, August 22-26, 2010.

  6. E. Velenis, E. Frazzoli and P. Tsiotras, "On Steady-State Cornering Equilibria for Wheeled Vehicles with Drift," IEEE Conference on Decision and Control, Shanghai, China, December 16-18, 2009.

  7. E. Velenis, P. Tsiotras and J. Lu, "Trail-Braking Driver Input Parameterization for General Corner Geometry," SAE Motorsports Engineering Conference, Concord, NC, USA, December 2-4, 2008.

  8. S. Jain, P. Tsiotras and E. Velenis, "Optimal Feedback Velocity Profile Generation for a Vehicle with Given Acceleration Limits: A Level Set Implementation," Mediterranean Conference on Control and Automation, Ajaccio, France, June 25-27, 2008.

  9. E. Velenis, P. Tsiotras and J. Lu, "Aggressive Maneuvers on Loose Surfaces: Data Analysis and Input Parametrization," Mediterranean Conference on Control and Automation, Athens, Greece, June 27-29, 2007.

  10. E. Velenis, P. Tsiotras and J. Lu, "Modeling Aggressive Maneuvers on Loose Surfaces: The Cases of Trail-Braking and Pendulum-Turn," Proceedings of the 2007 European Control Conference, Kos, Greece, July 2-5, 2007.

  11. E. Velenis and P. Tsiotras, "Optimal Velocity Profile Generation for Given Acceleration Limits: The Half-Car Model Case," IEEE International Symposium on Industrial Electronics, Dubrovnik, Croatia, June 20-23, 2005.

  12. E. Velenis and P. Tsiotras, "Minimum Time vs. Maximum Exit Velocity Path Optimization During Cornering," IEEE International Symposium on Industrial Electronics, Dubrovnik, Croatia, June 20-23, 2005.

  13. E. Velenis and P. Tsiotras, "Optimal Velocity Profile Generation for Given Acceleration Limits: Receding Horizon Implementation," American Control Conference, Portland, OR, June 8-10, 2005.

  14. E. Velenis and P. Tsiotras, "Optimal Velocity Profile Generation for Given Acceleration Limits: Theoretical Analysis," American Control Conference, Portland, OR, June 8-10, 2005.

  15. P. Tsiotras, E. Velenis and M. Sorine, "A LuGre Tire Friction Model with Exact Aggregate Dynamics," American Control Conference, Boston, MA, June 30- July 2, 2004.

  16. E. Velenis, P. Tsiotras and C. Canudas de Wit, "Extension of the LuGre Dynamic Tire Friction Model to 2D-Motion," Proceedings, 10th Mediterranean Conference on Control and Automation, Lisbon, Portugal, July 9-12, 2002.

  17. C. Canudas-de-Wit, P. Tsiotras and E. Velenis, "Dynamic Friction Models for Longitudinal Road/Tire Interaction: Theoretical Advances," 21st IASTED Conference on Modeling, Identification and Control, Innsbruck, Austria, February 18-21, 2002.

  18. C. Canudas-de-Wit, P. Tsiotras, E. Velenis, M. Basset and G. Gissinger, "Dynamic Friction Models for Longitudinal Road/Tire Interaction: Experimental Results," 21st IASTED Conference on Modeling, Identification and Control, Innsbruck, Austria, February 18-21, 2002.

  19. B. Kim, E. Velenis, P. Kriengsiri and P. Tsiotras, "A Spacecraft Simulator for Research and Education," AAS/AIAA Astrodynamics Conference, Quebec City, Canada, July 30-August 2, 2001.

  20. P. Tsiotras and E. Velenis, "Low-Bias Control of AMB's Subject to Saturation Constraints," IEEE Conference on Control Applications, Anchorage, AL, September 25-27, 2000.