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**Disclaimer**: Papers and other publications posted or linked here are meant only for timely dissemination of results from the work undertaken by the research group. Copyright belongs to the respective owners. These works may not be re-distributed for commerical purposes without the explicit permission of the copyright owners.


    Vehicle Systems Dynamics and Control

    T. Weiskircher and B. Ayalew (2015), “A Predictive Guidance and Control Framework for (Semi-) Autonomous Vehicles in Public Traffic”, IEEE Transactions in Control Systems Technology (submitted, in review)
    Q. Wang, T. Weiskircher and B. Ayalew (2015), “A Hierarchical Hybrid Predictive Control of an Autonomous Vehicle”, Proceedings of the ASME 2015 Dynamic System and Control Conference, DSCC2015-9773, October 28-30, 2015, Columbus, Ohio, USA
    T. Weiskircher and B. Ayalew (2015) "Predictive ADAS: A Predictive Trajectory Guidance Scheme for Advanced Driver Assistance in Public Traffic," Proceedings of the European Control Conference , July 15-17, Linz, Austria [ bib | DOI | PDF ]
    T. Weiskircher and B. Ayalew (2015) "Frameworks for Interfacing Trajectory Tracking with Predictive Trajectory Planning for Autonomous Road Vehicle Control," Proceedings of the American Control Conference, July 1-3, Chicago, IL[ bib | DOI | PDF ]
    T. Weiskircher and B. Ayalew (2015) "Predictive Control for Autonomous Driving in Dynamic Public Traffic," Proceedings of the American Control Conference, July 1-3, Chicago, IL [ bib | DOI | PDF ]
    T. Weiskircher, S. Fanchem and B. Ayalew (2015) “Rack Force Estimation For Electric Power Steering,” Proceedings of the ASME 2015 International Design Engineering Technical Conferences & Computers and Information in Engineering Conference , DETC2015-46228, August 2-5, 2015, Boston, USA [ bib | DOI | PDF ]
    C. Wang, Q. Wang, J. Anderson and B. Ayalew (2015) “Sprung Mass Motion Emulation In A Braking Test Rig” DETC2015-47691 Proceedings of the ASME 2015 International Design Engineering Technical Conferences & Computers and Information in Engineering Conference ,DETC2015-47691, August 2-5, 2015, Boston, USA [ bib | DOI | PDF ]
    C. Wang, B. Ayalew, T. Rhyne, S. Cron and B. Dailliez (2015), “ Static Analysis of a Thick Ring on a Unilateral Elastic Foundation,” International Journal of Mechanical Sciences (accepted, in press)
    C. Wang, B. Ayalew, T. Rhyne, S. Cron and B. Dailliez (2015), "Forced In-Plane Vibration of Thick Ring on Unilateral Elastic Foundation,” Journal of Sound and Vibration (submitted, in review)
    C. Wang, J.Adcox, B. Ayalew, B. Dailliez,T. Rhyne and S. Cron (2014), "Stability of Tire Torsional Oscillations Under Locked-Wheel Braking" Proceedings of the ASME 2014 Dynamic System and Control Conference DSCC2014-5988, October 22-24, 2014, San Antonio, TX, DSCC2014-5988. [ DOI | PDF ]
    J. Anderson, J. Adcox, B. Ayalew, M. Knauff, T. Rhyne and S. Cron (2014), “Interaction of a Slip-Based Anti-Lock Braking System with Tire Torsional Dynamics,” Journal of Tire Science and Technology (accepted), Paper presented at the 33rd Tire Society Annual Meeting and Conference on Tire Science and Technology, Sept 8-10, 2014, Akron, OH. [ DOI | PDF ]
    C. Wang, B. Ayalew, J. Adcox, B. Dailliez, T. Rhyne, and S. Cron (2014), “ Self-Excited Tire Torsional Oscillations under Locked-Wheel Braking: Analysis and Experiments,” Journal of Tire Science and Technology (accepted), Paper presented at the 33rd Tire Society Annual Meeting and Conference on Tire Science and Technology, Sept 8-10, 2014, Akron, OH.
    J. Sill and B. Ayalew(2014), " Cascaded Predictive Control of Tire Force Saturation Levels for Vehicle Stability," 16th International Conference on Advanced Vehicle Technologies, ASME /IDETC 2014-3466, August 17-20, Buffalo, NY. [ DOI | PDF ]
    Q. Zhou and B. Ayalew (2014), "Predictive Roll, Handling and Ride Control of Vehicles with Solid Axles via Active Suspensions," Proceedings of the American Control Conference, June 4-6, Portland, OR. [ bib | DOI | PDF ]
    J. Adcox and B. Ayalew (2013), "Adaptive Traction Control for Non-rigid Tire-Wheel Systems," 2013 ASME Dynamic Systems and Control Conference, DSCC2013-3929, October 21-23, Palo Alto, CA. [ DOI | PDF ]
    J. Adcox, B. Ayalew, T. Rhyne, S. Cron and M. Knauff(2013), "Experimental Investigation of Tire Torsional Dynamics on the Performance of Anti-lock Braking Systems," 15th ASME International Conference on Advanced Vehicle Technologies, IDETC 2013-12499, August 5-7, Portland, OR. [ DOI | PDF ]
    J. Sill and B. Ayalew (2013), "A Saturation Balancing Control Method for Enhancing Dynamic Vehicle Stability", International Journal of Vehicle Design, Vol. 61, Nos. 1/2/3/4, pp. 47-66. [ DOI | PDF ]
    J. Adcox, B. Ayalew, T. Rhyne, S. Cron and M. Knauff (2012) "Interaction of Anti-lock Braking Systems with Tire Torsional Dynamics", Tire Science and Technology Journal,TSTCA, Vol. 40, No. 3, July-September 2012, pp. 171-185. [ bib | DOI | PDF ]
    J. Sill and B. Ayalew (2012), "Energy Efficient Cascade Predictive Vehicle Stability Control", ASME Dynamic Systems and Control Conference, ASME DSCC2012-8668, Ft. Lauderdale, FL, Oct 17-19, 2012. [ DOI | PDF ]
    J. Sill and B. Ayalew(2012), "Vehicle Stability Control Through Predictive and Optimal Tire Saturation Managment"ASME-DETC2012-71182, 14th International Conference on Advanced Vehicle Technologies, August 12-15, 2012, Chicago, Illinois. Best AVT Student Paper Award Winner. [ DOI | PDF ]
    R. Powell, B. Ayalew and H. Law (2011), “Correlating Open-loop and Closed-loop Vehicle Handling Metrics”, Invited Paper for a Special Issue of the International Journal of Vehicle Design on Advanced Vehicle Handling, Dynamics and Control, Vol. 56, Nos. 1/2/3/4, pp.19-33, 2011. [ PDF ]
    J. Sill, S. Molla and B. Ayalew (2011), "Modeling and Control of Handling Dynamics for a Hydrostatically Driven Vehicle", International Journal of Heavy Vehicle Systems, 18(3) pp. 322-340. DOI: 10.1504/IJHVS.2011.041599 [ bib | DOI| PDF ]
    V. Ivanov and B. Ayalew (2011), "Adjustable Electromechanical Wedge Brakes with Reduced Energy Consumption", Proceedings of the ASME International Mechanical Engineering Congress and Exposition, IMECE 2011, November 11-17, 2011, Denver, CO. [ DOI | PDF ]
    J. Adcox, B. Ayalew, T. Rhyne, S. Cron and M. Knauff (2011) "Interaction of Anti-lock Braking Systems with Tire Torsional Dynamics", 30th Annual Meeting and Conference on Tire Science and Technology, September 13-14, 2011, Akron, OH. Superior Student Paper Award Winner. [ bib | PDF ]
    J. Sill and B. Ayalew (2011) “Managing Axle Saturation for Stability Control of Vehicles with Independent Wheel Drives”, Proceedings of the 2011 American Control Conference, June 29-July 2, San Francisco, CA. [ bib | DOI | PDF ]
    Sill, J. and Ayalew, B. (2011) "Saturation Balancing Control for Enhancing Dynamic Stability of Vehicles with Independent Wheel Drives", 2011, SAE World Congress and Expo, April 12-14, 2011, Detroit, MI, SAE Paper Number:2011-01-0982. [ bib | DOI | PDF ]
    J. Sill, M. Arant, R. Mau, and B. Ayalew (2010) “An Investigation of Roll Stability Control for Torsionally Compliant Vehicles,” 2010 SAE World Congress, April 13-15, Detroit, MI, SAE Paper Number 2010-01-0102. [ bib | DOI | PDF ]
    S. Molla, J. Sill and B. Ayalew (2010) “Hydrostatic Wheel Drives for Vehicle Stability Control,” SAE Int. Journal of Passenger Cars-Mechanical Systems 3(1): 187-198, 2010. Also presented at the 2010 SAE World Congress, April 13-15, Detroit, MI, SAE Paper Number 2010-01-0105. (Selected and published as Journal paper) [ bib | DOI | PDF ]
    V. Lee, S. Raghavendra, B. Ayalew, J. Ziegert and A. Obieglo (2009), "Compliant Link Suspension" SAE World Congress, Detroit, MI, SAE Paper Number 2009-01-0225. [ bib | DOI | PDF ]
    I. Karogal and B. Ayalew (2009) “ Independent Torque Distribution Strategies for Vehicle Stability Control “SAE World Congress, Detroit, MI, SAE Paper Number 2009-01-0456. [ bib | DOI | PDF ]
    J. Ziegert, B. Ayalew, V. Lee, and S. Raghavendra (2009), “Light-weight Compliant Link Vehicle Suspensions”, Landshuter Leichtbau-Colloquium 2009, Landshut, Germany, February 26-27, 2009. [ PDF ]
    J. Sill and B. Ayalew (2009) “On the Frequency Domain Analysis of Tire-Relaxation Effects on Transient On-Center Vehicle Handling Performance”, Proceedings of the ASME 2009 International Mechanical Engineering Congress & Exposition, Vol. 13, New Developments in Transportation Systems, IMECE 2009-12643, pp 755-762, November 13-19, Lake Buena Vista, FL.[ DOI | PDF ]
    I. Karogal, B. Ayalew, E. H. Law (2008) “An Iterative Approach for Steady State Handling Analysis of Vehicles", in Proceedings of the 2008 ASME-IDETC, Advanced Vehicle and Tire Technologies Symposium, Vol. 5. pp 641-649, August 3-6, 2008, New York. [ DOI | PDF ]
    B. Ayalew, N. Yu, S. Muthiah, and B. T. Kulakwoksi (2004) “A Study of Combined Braking and Cornering Performance of a Transit Bus Using Validated Computer Simulation”, Proceedings of the IMECE 2004:ASME International Mechanical Engineering Congress and RD & D Expo, Nov. 13-19, 2004, Anaheim, California [ DOI | PDF ]

     

    Manufacturing Process Modeling and Control

    A. Yebi and B. Ayalew (2015) "Hybrid Modeling and Robust Optimal Control for a Layer-by-Layer Manufacturing Process Subject to Parametric Uncertainty," IEEE Transactions of Control Systems Technology (submitted, in review)
    A. Yebi, B. Ayalew, S. Pilla and X. Yu (2015), “Model-based Robust Optimal Control for Layer-by-Layer UV Processing of a Composite Laminate” ASME Journal of Dynamic Systems, Measurement and Control (submitted, in review)
    A. Yebi and B. Ayalew (2015) "A Hybrid Modeling and Optimal Control Framework for Layer-by-Layer Radiative Processing of Thick Sections," Proceedings of the American Control Conference , July 1-3, Chicago, IL. [ bib | DOI | PDF ]
    A. Yebi and B. Ayalew (2015) "Control-oriented Model Verification for UV Processing of Composite Laminate," Proceedings Society for the Advancement of Material and Process Engineering (SAMPE) Conference, May 18-21, Baltimore MD. [ bib | DOI | PDF ]
    X. Cao and B. Ayalew (2015), “Distributed Estimation and Robust Predictive Control of Nonlinear Diffusion Processes,” Journal of Process Control (submitted, in review)
    X. Cao and B. Ayalew (2015) "Robust Multivariable Predictive Control for Laser-Aided Powder Deposition Processes," IEEE Transactions of Control Systems Technology (submitted, in review)
    X. Cao and B. Ayalew (2015) "Predictive Multivariable Control of a Laser-Aided Powder Deposition Processes," Proceedings of the American Control Conference, July 1-3, Chicago, IL. [ bib | DOI | PDF ]
    X. Cao and B. Ayalew (2015) "Control-Oriented MIMO Modeling of a Laser-Aided Powder Deposition Process," Proceedings of the American Control Conference, July 1-3, Chicago, IL. [ bib | DOI | PDF ]
    A. Yebi, S. Dey and B. Ayalew (2014), "Observer Design for State Estimation of UV Curing Processes," Proceedings of the ASME 2014 Dynamic System and Control Conference DSCC2014 October 22-24, 2014, San Antonio, TX. [ DOI | PDF ]
    X. Cao and B. Ayalew (2014), “PDE-based Multivariable Control Input Optimization for Laser Aided Powder Deposition Processes,” ASME Journal of Manufacturing Science and Engineering (Accepted), preprint | DOI |
    A. Yebi and B. Ayalew (2014), "Optimal Layering Time Control for Stepped-Concurrent Radiative Curing Processes," ASME Journal of Manufacturing Science and Engineering , 137(1), 011020, Feb 2015 Paper No: MANU-14-1364; doi: 10.1115/1.4029023 [ bib | DOI | PDF ]
    X. Cao and B. Ayalew (2014),"Optimal Melt Interface Tracking in Laser-Aided Powder Deposition Processes," 25th Annual International Solid Freeform Fabrication Symposium, August 4-6, Austin, TX. [ PDF ]
    A. Yebi and B. Ayalew (2015), "Partial Differential Equation-Based Process Control for Ultraviolet Curing of Thick Film Resins," ASME Transcations, Journal of Dynamic Systems, Measurement and Control, 137(10), 101010 (Jul 27, 2015) (10 pages) Paper No: DS-14-1198; doi: 10.1115/1.4030818 [ bib | DOI | PDF ]
    X. Cao and B. Ayalew (2015) “Robust Nonlinear Model Predictive Control For Infrared Drying Of Automotive Coatings,” Proceedings of the ASME 2015 Dynamic System and Control Conference, DSCC2015-9736, October 28-30, 2015, Columbus, Ohio, USA
    X. Cao and B. Ayalew (2015), "Estimation and Predictive Control of Nonlinear Diffusion Processes with Application to Drying of Coatings," Journal of Systems and Control Engineering , vol. 229 no. 3 235-249, March 2015 [ bib | DOI | PDF ]
    X. Cao and B. Ayalew (2013),"POD-Galerkin Reduced Model Predictive Control for Radiative Drying of Coatings," 2013 ASME Dynamic Systems and Control Conference, DSCC2013-3894, Oct. 21-23, Palo Alto, CA. [ DOI | PDF ]
    A. Yebi and B. Ayalew (2013), “Feedback Compensation of the In-body Attenuation of Radiative Inputs in Diffusion Processes”, Proceedings of the American Control Conference, June 17-19, Washington DC. [ bib | DOI | PDF ]
    F. Zeng and B. Ayalew (2011),"Predictive Process Control Using a Moving Radiant Actuator,"Journal of Systems and Control Engineering,December 2011 225(8): 1086-1097.[ bib | DOI | PDF ]
    F. Zeng and B. Ayalew (2010),“On Distributed Estimation for Feedback Control of a Radiative Process with a Moving Radiant Source,” International Journal of Process Control, 20 (2010) 743–753.[ bib | DOI | PDF ]
    F. Zeng and B. Ayalew (2010)," Model Predictive Control of A Distributed-Parameter Process Employing a Moving Radiant Actuator", 2010 ASME Dynamic Systems and Control Conference, Cambridge, MA, Septemeber 13-15, DSCC2010-4033. [DOI | PDF ]
    F. Zeng and B. Ayalew (2010) “Online Distributed State and Parameter Estimation for Feedback Control of a Curing Process,” Proceedings of the American Control Conference, Baltimore, MD, June 30-July 2, 2010, pp. 4337 - 4342 . [ bib | DOI | PDF ]
    F. Zeng, B. Ayalew and M. Omar (2009) “Control of a Robotic UV Curing Process with Thermal Vision Feedback Through Two IR Cameras”, Proceedings of the ASME 2009 International Mechanical Engineering Congress & Exposition, Mechanical Systems and Control, Parts A and B, IMECE 2009-12643, pp 217-225, November 13-19, Lake Buena Vista, FL.[  DOI | PDF ]
    F. Zeng, B. Ayalew and M. Omar (2009), "Robotic Automotive Paint Curing Using Thermal Signature Feedback", Industrail Robot: an International Journal, 36(4), pp 389-395.[ bib | DOI | PDF ]
    F. Zeng, B. Ayalew, M. Omar (2009) “Cure-Feature Based Online Trajectory Generation in a Robotic Paint Curing System”, Proceedings of the American Control Conference, St. Louis, MO, June 10-12, 2009 , pp. 2006-2011.[ bib | DOI | PDF ]
    F. Zeng and B. Ayalew (2010), Book Chapter on “Advanced Robotic Radiative Process Control for Automotive Coatings”, in book, Trends and Developments in Automotive Engineering, ISBN 978-953-307-517-4, M. Chiaberg (editor)., Chapter 9,pp. 167-186, Published December 2010 by INTECH Open [ PDF ]

     

    Control Applications in Energy Systems- Battery Systems, Advanced Powertrains

    S. Dey, B. Ayalew and P. Pisu (2015), "Nonlinear Adaptive Observer for a Lithium-ion Battery Cell Based on Coupled Electrochemical-Thermal Model," ASME Journal of Dynamic Systems, Measurement and Control ,137(11), 111005 (Aug 13, 2015) (12 pages) Paper No: DS-14-1535; doi: 10.1115/1.4030972 [ DOI | PDF ]
    S. Dey, S. Mohon, P. Pisu and B. Ayalew (2015), "Detection and Estimation of Sensor Faults in Lithium-ion Batteries," IEEE Journal of Control Systems Technology (submitted, under review)
    S. Dey, Y. Wang and B. Ayalew (2015) “A Distributed Computation Scheme for Real-time Estimation and Control of PDEs: Theory and Application to Battery Monitoring,” IEEE Transactions on Control of Networked Systems (submitted, in review)
    B. Homchaudri, B. Ayalew, S. Dey and P. Pisu (2015) “Communication Topology Optimization for Parallel Computing Over Connected Vehicle Networks,” Vehicular Communications, (submitted, in review)
    S. Dey, B. Ayalew and P. Pisu (2015), "Nonlinear Robust Observers for State-of-Charge Estimation of Lithium-Ion Cells based on aBReduced Electrochemical Models," IEEE Transactions in Control System TechnologyVol. 23, iss. 5, pp.1935 - 1942, Sept 2015, doi:10.1109/TCST.2014.2382635, [ bib | DOI | PDF ]
    S. Dey and B. Ayalew (2015), “A Diagnostic Scheme For Detection, Isolation and Estimation Of Electrochemical Faults In Lithium-Ion Cells”, Proceedings of the ASME 2015 Dynamic System and Control Conference, DSCC2015-9699, October 28-30, 2015, Columbus, Ohio, USA.
    S. Dey, B. Ayalew and P. Pisu (2015), “Estimation Of Lithium-Ion Concentrations In Both Electrodes Of A Lithium-Ion Battery Cell”, Proceedings of the ASME 2015 Dynamic System and Control Conference, DSCC2015-9693 October 28-30, 2015, Columbus, Ohio, USA.
    Z. A. Biron, P. Pisu and B. Ayalew (2015), “Observer-based Diagnostic Scheme for Li-ion Batteries," Proceedings of the ASME 2015 Dynamic System and Control Conference, DSCC2015-9913, October 28-30, 2015, Columbus, Ohio, USA.
    Z. A. Biron, S. Dey, S. Tatipamula, S. Mohon, N. Das, B. Ayalew and P. Pisu (2015)"On-board Thermal Fault Diagnosis of Lithium-ion Batteries For Hybrid Electric Vehicle Applications", 4th IFAC Workshop on Engine and Powertrain Control, Simulation and Modeling (E-COSM 2015), Ohio State University, Columbus, OH, USA, August 23-26, 2015.
    S. Mohon, S. Dey, P. Pisu and B. Ayalew (2015), “A Quantized Stochastic Modeling Approach for Fault Diagnosis of Lithium-ion Batteries,” 9th IFAC Symposium on Fault Detection, Supervision and Safety of Technical Processes (SafeProcess 2015) to be held in Paris, France from September 2-4, 2015.
    S. Dey, S. Mohon, S. Onori, P. Pisu, and B, Ayalew (2015) “Online State and Parameter Estimation of Battery-Double Layer Capacitor Hybrid Energy Storage System”, IEEE Control and Decision Conference 2015, Osaka, Japan, December 15-18 (accepted)
    S. Dey, B. Ayalew and P. Pisu (2014), "Adaptive Observer Design for a Li-ion Cell based on Coupled Electrochemical-Thermal Model," Proceedings of the ASME 2014 Dynamic System and Control Conference DSCC2014 October 22-24, 2014, San Antonio, TX. DSCC2014-5986. [ DOI | PDF ]
    S. Dey and B. Ayalew (2014), "Nonlinear Observers for State of Charge Estimation of Li-ion Batteries,"Proceedings of the American Control Conference, June 4-6, Portland, OR. [ bib | DOI | PDF ]
    S. Dey, B. Ayalew and P. Pisu (2014), "Combined Estimation of State-of-Charge and State-of-Health of
    Li-ion Battery Cells Using Sliding Mode Observers on Electrochemical Model", 13th International Workshop on Variable Structure Systems, June 29-July 2, Nantes, France. [ bib | DOI | PDF ]
    S. Dey, P. Pisu and B. Ayalew(2014), "Three Fault Diagnosis Schemes for Wind Turbine," IEEE Transactions in Control System Technology, Issue 99, PP, DOI: 0.1109/TCST.2015.2389713DOI | PDF ]
    S. Mohon, S. Dey, B. Ayalew and P. Pisu (2014), "A Hardware-In-the-Loop Platform for a Series Hybrid Powertrain Featuring Two Equivalent Consumption Minimization Strategies," 16th International Conference on Advanced Vehicle Technologies, ASME /IDETC 2014-35310, August 17-20, Buffalo, NY. [ DOI | PDF ]
    C. Wang, B. Ayalew, and Z. Filipi (2013), “Fault Detection on a Digital-Displacement Pump/Motor", 2013 ASME Dynamic Systems and Control Conference, DSCC2013-3967, October 21-23, Palo Alto, CA. [ DOI | PDF ]
    S. Mohon, A.Venkitakrishna, B. Ayalew and P. Pisu (2013) "Development of an Electric Vehicle Emulation Hardware-in-the-Loop Platform," 15th International Conference on Advanced Vehicle Technologies, ASME/IDETC 2013-12263, August 5-7, Portland, OR [ DOI | PDF ]
    B. Ayalew and S. Molla (2011), "Optimal Power Management Strategies for a Series Hydraulic Hybrid Vehicle", International Journal of Powertrains, 1(1) pp 93-116. [ DOI ]
    P. Pisu and B. Ayalew (2011), “Robust Fault Diagnosis for a Horizontal Axis Wind Turbine,” Invited paper, 18th International Federation of Automatic Control (IFAC) Congress, Aug. 28-Sept.2, Milan, Italy.[ bib | DOI | PDF ]
    P. Divekar, B. Ayalew and R. Prucka (2010), “Coordinated Control of Electric Supercharging and Turbo-generation for a Diesel Engine”, 2010 SAE World Congress, April 13-15, Detroit, MI, SAE Paper Number 2010-01-1228. [ bib | DOI | PDF ]

     

    Fluid Power Systems- Electrohydraulic Actuation , Other Miscellaneous Applications, Design

    B. Ayalew (2010), “Two Equivalent Control Structures for an Electro-hydraulic Actuator,” Journal of Systems and Control Engineering, 2010, 224 (I5): 599-609. [  DOI ]
    B. Ayalew (2008) "Improved Inner-loop Decentralized Control of Electrohydraulic Actuators in Road Simulation", International Journal of Vehicle Systems Modeling and Testing, 3(1/2), pp 94-113.
    B. Ayalew and K.W. Jablokow (2007), “Partial Feedback Linearizing Force Tracking Control: Implementation and Testing in Electrohydraulic Actuation”, IET Control Theory and Applications, 1(3), pp 689-698, May 2007. [ bib | DOI | PDF ]
    B. Ayalew, (2007), “Robustness to Friction Estimation for Nonlinear Position Control of an Electrohydraulic Actuator”, Proceedings of the 2007 American Control Conference, pp 100-105, July 11-13, New York, NY.[ bib | DOI | PDF ]
    B. Ayalew, B.T. Kulakowksi (2006), “Cascade Tuning for the Nonlinear Position Control of an Electrohydraulic Actuator,” Proceedings of the 2006 American Control Conference, June 14-16, 2006, Minneapolis, MN.[ bib | DOI | PDF ]
    B. Ayalew, K.W.Jablokow, (2006), “Cascaded Robust Nonlinear Position Tracking Control of an Electrohydraulic Actuator: Sliding Mode and Feed Forward”, Proceedings of the IMECE 2006: ASME International Mechanical Engineering Congress and Exposition, Fluid Power Systems and Technology, pp 95-102, Nov. 5-10, 2006, Chicago, IL. [  DOI | PDF ]
    B. Ayalew and B. T. Kulakowksi (2005) “Modal Approximation of Distributed Dynamics for a Hydraulic Transmission Line with Pressure Input-Flow Rate Output Causality”, Journal of Dynamic Systems, Measurement and Control, 127(3),pp 503-508, September 2005.[  DOI | PDF ]
    B. Ayalew and B. T. Kulakowski (2005) “Decentralized Control of Interacting Electrohydraulic Actuators in Road Simulation”, International Journal of Heavy Vehicle Systems, 12(4), pp 307-322. [  DOI | PDF ]
    B. Ayalew and B. T. Kulakowksi (2005) “Modeling Supply and Return Line Dynamics for an Electrohydraulic Actuation System”, Transactions of the Instrumentation, Systems and Automation (ISA) Society, 44(3), pp 329-343, July 2005.[ bib | DOI | PDF ]
    B. Ayalew, B. T. Kulakowski, and K.W. Jablokow (2005) “A Near Input-Output Linearizing Force Tracking Controller for an Electrohydraulic Actuator”, Proceedings of the IMECE 2005: ASME International Mechanical Engineering Congress and Exposition, Nov. 5-11, Orlando, FL [  DOI | PDF ]
    B. Ayalew and B. T. Kulakowski (2005) “Nonlinear Decentralized Position Control of Electrohydraulic Actuators in Road Simulation” Proceedings of the IMECE 2005: ASME International Mechanical Engineering Congress and Exposition, Nov. 5-11, 2005, Orlando, FL [  DOI | PDF ]
    B. Ayalew and D. Streit (2003), “Traction Modeling Modifications in ADVISOR”, Heavy Vehicle Systems, International Journal of Vehicle Design, Vol. 10(1/2), pp 1-8. [  DOI | PDF ]
    M. Grujicic, G. Arakere, P. Pisu, B. Ayalew, N. Seyr, M. Erdmann and J. Holzleitner, (2008) " Application of Topology, Size And Shape Optimization Methods in Polymer Metal Hybrid Structural Lightweight Engineering " in Multidiscipline Modeling in Materials and Structures, 4(4), pp 305-330. [  DOI | PDF ]
    R. Saeidpourazar, B. Ayalew, and N. Jalili, (2007),"Design and Development of H-inf and mu-synthesis Controllers for Nanorobotic Manipulation and Grasping Applications", ASME International Mechanical Engineering Congress & Exposition, Volume 9: Mechanical Systems and Control, Parts A, B, and C, pp 1393-1402, November, 2007, Seattle, WA. [ PDF ]
    S., Bashash, B. Ayalew and N. Jalili, (2007),"H-inf  Robust Control of Systems with Unknown Hysteresis Nonlinearity and Parametric Uncertainties", ASME International Design Engineering Technical Conferences and Computers and Information in Engineering Conference, Volume 1: 21st Biennial Conference on Mechanical Vibration and Noise, Parts A, B, and C, pp. 867-872, September, 2007, Las Vegas, NV. [ DOI | PDF ]
    Patent(s)
    US 8360452 B2, Compliant Link Vehicle Suspension, Inventors J. Ziegert, B.Ayalew V. Lee and S. Raghavendra (Clemson), J. Kettenbergern, N. Seyr and A. Obieglo (BMW), Granted Jan 29, 2013.

     

    Other Presentations and Publications

    J. Sill and B. Ayalew (2012), "Predictive Vehicle Stability Control with Tire Force Saturation Management", SAE Heavy Vehicle Handling, Dynamics and Control Sysmposium, May 15-17, 2012, Greenville, SC.
    B. Ayalew and I. Haque (2012), " GATE Center of Excellence in Sustainable Vehicle Systems", DOE Annual Merit Review Poster Presentation, May 15, 2012.
    B. Ayalew, and S. Molla (2011)" Instantaneous Consumption Minimization Strategy for a Series Hydraulic Hybrid Vehicle", 52nd National Conference on Fluid Power, Las Vegas, NV, March 18-22, 2011. (Paper and presentation)
    B. Ayalew and B. T. Kulakowski (2004) “Effects of Load Cross-Coupling on the Control of Electrohydraulic Actuators for Road Simulation”, presented at the 7th Annual PTI Transportation Conference, University Park, PA.
    S. Muthiah, N. Yu, B. Ayalew, and B. T. Kulakowski (2004) “The Effects of Road Friction Conditions and Center of Mass Location on the Braking and While Cornering Performance of a Transit Bus”, presented at the 7th Annual PTI Transportation Conference, University Park, PA
    B. Ayalew and D. Streit (2001) “Three-Way Power Bus Modeling for a Series HEV”, presented at the 1st GATE DOE/Industry/University Forum, Dearborn, MI
    B. Ayalew (2000), “Simulation of a Four-Wheel Drive Series Hybrid Electric Vehicle Power Train ”, presented at the 15th Annual Graduate Exhibition, the Penn Stater Conference Center, University Park, PA.B. Ayalew and D. Streit (2001) “Three-Way Power Bus Modeling for a Series HEV”, presented at the 1st GATE DOE/Industry/University Forum, Dearborn, MI
    B. Ayalew (2000), “Simulation of a Four-Wheel Drive Series Hybrid Electric Vehicle Power Train”, presented at the 15th Annual Graduate Exhibition, the Penn Stater Conference Center, University Park, PA.
    J. Anstrom, B. Ayalew, B. Barthtolomew and D. Streit (1999) “FutureTruck 2000: Design of a Four-Wheel Drive Hybrid Electric Sport Utility Vehicle”, presented at the 2nd Annual PTI Transportation Conference, University Park, PA