Department of Mechanical Engineering

Corina Sandu


Corina Sandu


Associate Professor, Mechanical Engineering

Campus Office
104 Randolph Hall
540-231-7467
540-231-9100- FAX

Center for Vehicle Systems and Safety (CVeSS)

Director, Advanced Vehicle Dynamics Laboratory

3103 Commerce Street, Blacksburg VA 24060
540-231-0725
540-231-0730- FAX
csandu@vt.edu



AVTT Call For Papers

Education Research
Teaching
Experience
Honors
Publications


Education

Ph.D. University of Iowa 2000
M.S. University of Iowa 1995
Engineering Diploma Bucharest Polytechnic Institute 1991

 

Research

For more information, please go to the Advanced Vehicle Dynamics Lab (Part of CVeSS - Center for Vehicle Systems & Safety) web page

  • "Estimation Techniques for Mass and CG Height of Military Vehicles," Sponsor: TARDEC/U. of Michigan.
  • "Energy Efficiency Study of Tires in Off-Road Conditions," Sponsor: ARC/TARDEC/U. of Michigan.
  • "Planning Grant:I/UCRC Tire Research and Test Center," PI: Taheri, S., Ferris, J., Furukawa, T., Sandu, C., and Ahmadian, M., Sponsor: NSF
  • "Traction Analysis for Lunar Rover Wheels," PI: Sandu, C., Sponsor: NASA GRC.
  • "NSF GOALI: Collaborative Research: Analytical Modeling and Experimental Analysis of Tires Under Uncertain Intrinsic and Operational Parameters," PI: Sandu, C., (Wen, B. partner from Goodyear), Sponsor: NSF
  • Multi body dynamics
    • Theory
    • Computational Methods and Applications
    • Modeling and Simulations
    • Treatment of Uncertainties.
  • Vehicle Dynamics
    • On-road vehicle dynamics
    • Powertrain modeling
    • Off-road vehicle dynamics
    • Vehicle-terrain interaction for wheeled and tracked vehicles
    • Tracked vehicles modeling and simulation
    • Wheeled and tracked vehicle dynamics
  • Vibration and control of subsystems
  • Modeling of stochastic terrain profile and soil characteristics
  • Rail dynamics and train suspension modeling
  • Vibrations and control of mechanical systems
  • Control methodology for nonlinear mechanical systems
  • Terramechanics (vehicle-terrain interaction)

     

Funded Projects

Current Projects

  • "Estimation Techniques for Mass and CG Height of Military Vehicles," PI: Sandu, C., Sponsor: ARC/TARDEC/U. of Michigan, 01/10-12/10
  • "Energy Efficiency Study of Tires in Off-Road Conditions," PI: Sandu, C., Sponsor: ARC/TARDEC/U. of Michigan. 01/10-12/10
  • "Planning Grant:I/UCRC Tire Research and Test Center," PI: Taheri, S., Ferris, J., Furukawa, T., Sandu, C., and Ahmadian, M., Sponsor: NSF, 02/10-01/11
  • "Traction Analysis for Lunar Rover Wheels," PI: Sandu, C., Sponsor: NASA GRC. 01/10-05/10.
  • "NSF GOALI: Collaborative Research: Analytical Modeling and Experimental Analysis of Tires Under Uncertain Intrinsic and Operational Parameters," PI: Sandu, C., (Wen, B. partner from Goodyear), Sponsor: NSF 08-07-07-10.

Past Projects

  • "Improving Off-Road Vehicle Stability, Mobility, Maneuverability, and Energy Efficiency Through Advanced Terramechanics Studies and Stochastic Terrain Modeling. Phases I, II, and III." Sponsor: ARC/TARDEC/U. of Michigan, 01/07-12/09.
  • "Traction Capability Study of Lunar Rover Wheels. Phases I and II", Sponsor: NASA Glenn Research Center, 08/07-06/09.
  • "The Virginia Institute for Performance Engineering and Research. Phases I and II." Sponsor: NASA Langley Research Center, 09/05-12/09.
  • “Evaluation Of The Generic Tire Model In DADS For Large Truck Applications”, Sponsor: Liebherr Mining Equipment Co., 04/08-05/08.
  • “Application of Uncertainty Modeling to Multi body Dynamics”, Sponsor: Caterpillar Inc., 01/08-12/08.
  • “Complex Bogie Model Incorporating Advanced Friction Wedge Components. Phases I, II, and III”, Sponsor: AAR-TTCi, 01/06-12/08.
  • “Locomotive Engineer Alertness Detector. Effective Methods for Detecting Crew Alertness. Phases I, II, and III”, Sponsor: AAR-TTCI, 01/05-12/07.
  • “Development of Indoor Traction On Ice Testing Capabilities”, Sponsor: The Goodyear Tire and Rubber Company, 01/06-12/07 “Improved Design of the Landing Gear System for Light Unmanned Aerial Vehicles”, AVID LLC, 02/06-08/06.
  •  “Mobility and Vehicle Design Workstation”, Sponsor: U.S. Army, ThermoAnalytics, Inc., and Michigan Tech, 02/03-08/03. 
  • “ADVANCE: Computational Tools for Advanced Modeling and Simulation of Off-Road Vehicles”, Sponsor: AdvanceVT, Virginia Tech, 08/04-08/05.
  • “Experimental Analysis of Terramechanics Systems”, Sponsor: ASPIRES, Virginia Tech, 04/05-12/06

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Teaching Activities

ME 2024: ENGINEERING DESIGN AND ECONOMICS

Design process, mini-design projects, collaborative design, product dissection, economics of decision making, reverse engineering, intellectual property, oral, written, and graphic communications, engineering ethics.

ME 3504: DYNAMIC SYSTEMS - VIBRATION

Principles of dynamic system modeling with emphasis on second order mechanical systems. Harmonic and non harmonic vibrations of single and multi-degree of freedom systems. Applications of computer simulation and analysis techniques in vibrations.

ME 5654: MODELING AND SIMULATION OF MULTIBODY SYSTEMS

Kinematic and dynamic analysis of planar and spatial multi body systems, including: joint formulations, dependent coordinates, kinematic and driving constraints, EOM for planar systems in variational form and in differential form, EOM for spatial systems in Newton-Euler form and in Euler parameters form, inverse dynamics, numerical methods for solving DAE.

Ph.D. Dissertations Directed

  • Carmine Senatore, "Prediction of Mobility, Handling, and Tractive Efficiency of Wheeled Off-Road Vehicles," May 2010, currently post-doctoral researcher at MIT.
  • Emmanuel Blanchard, "Polynomial Chaos Approaches to Parameter Estimation and Control Design for Mechanical Systems with Uncertain Parameters," March 2010, current , TBD.
  • Lin Li, “Treatment of Uncertainties in Vehicle and Terramechanics Systems Using A Polynomial Chaos Approach”, September “08, currently with Liebherr Mining Equipment Co., Newport News, VA
  • Brendan J. Chan, “Development of an Off-Road Capable Tire Model for Vehicle Dynamics Simulations”, January “08, currently with Bendix Commercial Vehicle Systems LLC., Elyria, OH.

M.S. Theses Directed

  • Benjamin P. Taylor, "Experimental Evaluation and Semi-Empirical Modeling of the Tractive Performance of Rigid and Flexible Wheels on Lunar Soil Simulant," July 2009, Currently TBD.
  • James B. Allen, “Estimating Uncertainties in the Joint Reaction Forces of Construction Machinery”, May “09, currently TBD.
  • Brian J. Sperry, “Complex Bogie Modeling Incorporating Advanced Friction Wedge Components”, May “09,currently with Norfolk Southern, Altoona, PA.
  • Richard C. Lee, “Stochastic Terrain and Soil Modeling for Off-Road Mobility Studies”, May “09, currently with Technomics, Arlington, VA
  • Brent S. Ballew, “Advanced Multi body Dynamics Modeling of the Freight Train Truck System”, May “08, currently with Norfolk Southern, Roanoke, VA
  • Marilyn E. Worley, “Experimental Study on the Mobility of Lightweight Vehicles on Sand”, June “07, currently with Caterpillar, Peoria, IL
  • Jennifer M. Steets, “A Multi body Dynamics Approach to the Modeling of the Friction Wedge Elements for Freight Train Suspensions”, May “07, currently with Ensco, Gettysburg, VA
  • Erik R. Andersen, “Multi body Dynamics Modeling and System Identification for a Quarter-Car Test Rig with McPherson Strut Suspension”, May “07, currently with Toyota, Detroit, MI
  • Russell Richards, “Comparison of Linear, Nonlinear, Hysteretic, and Probabilistic MR Damper Models”, Feb. “07, currently with General Motors, Detroit, MI

 

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Experience

Associate Professor

Mechanical Engineering
Virginia Tech
Blacksburg, VA

 Aug. 08 - Present
Assistant Professor Mechanical Engineering
Virginia Tech
Blacksburg, VA		 Aug. 03 - Aug. 08
Director of Advanced Vehicle Dynamics Laboratory Center for Vehicle Systems & Safety, Virginia Tech
Blacksburg, VA		 Sept. 04 - Present
Associate Director
Advanced Vehicle Dynamics Laboratory		 Center for Vehicle Systems & Safety, Virginia Tech
Blacksburg, VA		 Aug. 03 - Sept. 04
Research Assistant Professor Michigan Technological University 2002-2003
Visiting Assistant Professor Michigan Technological University 2001-20002
Visiting Faculty Michigan Technological University 1999-2000
Graduate Research and Teaching Asst. University of Iowa 1993-1998
Instructor
    Bucharest Polytechnic Institute, “Politehnica”, Bucharest, Romania
1992
Design Engineer
    Power Modules and Control Elements Company Baneasa, Bucharest, Romania
1991-1992

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Honors and Awards

  • 2009 ASME VDC AVTT Conference Best Paper Award
  • 2009 ASME DED Appreciation Award for Outstanding Services as 11th AVTT Conference Chair.
  • 2008 ASME DED Appreciation Award for Outstanding Service as 10th AVTT Conf. Chair
  • 2008 ASME VDC Appreciation Certificate for Service as 10th AVTT Session Organizer
  • 2007 SAE Engineering Meetings Board Outstanding Oral Presentation Award
  • 2007 SAE International Longtime Member Service Award - 10 years
  • 2007 ASME VDC Appreciation Award for Outstanding Service as 9th AVTT Program Chair
  • 2007 SAE Ralph R. Teetor Educational Award
  • Dean’s List of instructors with teaching evaluations above 3.60, Fall 2004, Fall 2005
  • 2003 Professional Eng. Publishing Award from the Journal of Multi-body Dynamics
  • Graduate Merit Fellowship; The University of Iowa, Iowa City 1996
  • Merit Fellowship,1990,1991
  • Second Prize; Senior students scientific papers competition, Bucharest, 1991


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Publications

Papers in Refereed Journal


  • Sandu, C., Worley*, M., and Morgan, J.B. - "Experimental Study on the Contact Patch Pressure and Sinkage Analysis of a Lightweight Vehicle on Sand," Paper No.JTERRA-S-09-00021, Journal of Terramechanics, accepted April 23 2010.
  • Sandu, C. Southward, S. and Richards*, R. - " Comparison of Linear, nonlinear, Hysteretic, and Probalistic MR Damper Models," Paper No. DS-08-1274, ASME J. of Dynamic Systems Measurement and Control, Special Issue on Physical System Modeling, Submitted September, 2008, accepted April 19, 2010.
  • Lin*, L., and Sandu, C., - "Stochastic Modeling of 1D and 2D Terrain Profiles using a Polynomial Chaos Approach,: Paper No. IJVD-14865, Int. J. Vehicle Design, accepted April 15, 2010.
  • A., and Sandu, C. - "A Polynomial Chaos-Based Kalman Filter Approach for Parameter Estimation of Mechanical Systems,: Paper No. DS-08-1287, ASME J. of Dynamic Systems Measurement and Control, Special Issue on Physical System Modeling, Accepted March 17, 2010.
  • Sandu, C. - "Experimental Analysis and Control Development for Vehicle Rollover Preventing,: Paper No. IJVD-10469, Int. J. of Vehicle Design, Special Issue on "Advanced Vehicle Handling Dynamics and Control" accepted Feb. 11, 2010.
  • Sandu, C. Anderson*, E. Southward, S. - " Multi body Model of a Quarter-car Test ig with Suspension Included," Vehicle System Dynamics, special Issue on "Advanced Suspension Systems and Dynamics for Future Road Vehicles, " Paper no. NVSD-2009-0074, accepted October5, 2009, in print.
  • Lee*, R. and Sandu, C. "Terrain Profile Modeling using Stochastic Partial Differential and Equations," Paper no. IJVSMT-7921, Int. J. of Vehicle Systems Modeling and Testing, Special Issue on "Terrain Topology: Measurement Analysis, and Applications," Vol. 4, No. 4, pp. 318-356 (39) DOI: 10.1504/IJVSMT.2009.032023, 2009.
  • Ballew*, B., Chan*, B.J., and Sandu, C. - "Multi body DynamicsModeling of the Freight Train Truck System," Paper no. NSVD-2009-0031, Vehicle Systems Dynamics, accepted Aug. 2009, in print.
  • Blanchard*, E.D. Sandu, A., and Sandu, C. - "Polynomial Chaos-Based Parameter Estimation Methods Applied to Vehicle System," Proc. of the Institution of Mechanical Engineers (IMechE)Part K:J. of Multi-Body Dynamics, 2010 Vol. 224, Issue K1, pp. 59-81 (23) DOI: 10.1243/14644193JMBD204, June 24, 2009
  • Li*, L., Sandu, C., Lee, J.H., and Liu, Q. - "Stochastic Modeling of Tire-Snow Interaction Using a Polynomial Chaos Approach," Special Issue on Snow, J. of Terramechanics, JTERRA-D-07-00027, Publisher Elsevier ltd., DOI: 10.1016/j.jterra.2009.06.0006, 99, pp 1-24,(24) Vol. 46, Issue 4, pp. 165-188, June 19, 2009.
  • Sandu, C., Steets*, J., Ballew*, B., Chan*, B.J., Wilson, N., and Urban, C., - " A Multi body Dynamics Approach to the Modeling of the Three-Piece Truck for Freight Train Suspension," TTCI Technology Digest Paperno TD-09-013, (4) May 2009.
  • Blanchard*, E.D., Sandu, A., and Sandu, C. - "Parameter Estimation for Mechanical Systems via an Explicit Representation of Uncertainty," Engineering Computations, Int. J. for Computer-Aided Engineering and Software, Paper no. EC116060, Vol 26, Issue 5, pp.541-569, Emerald Group Publishing Limited 0264-4401, DOI: 10.1088/02644400910970185, Feb 2009.
  • Steets*, J., Chan*, B.J. and Sandu, C. - " A Multi body Dynamics Approach to the Modeling of Friction Wedge Elements for Freight Train Suspensions. Part I: Theory," J. of Transportation Engineering, Paper no. TE/2009/023972, accepted Jan. 2009, to be Published Aug, 2010.
  • Steets*, J., Chan*, B.J., Sandu, C. and Ballew*, B. - " A Multi body Dynamics Approach to the Modeling of Friction Wedge Elements for Freight Train Suspensions. Part II: Applications," J. of Transportation Engineering, Paper no. TE/2009/023973, accepted Jan 2009, to be published Aug. 2010.
  • J*, L. and Sandu, C. - "Modeling and Simulation of 2D ARMA Terrain Models for Vehicle dynamics Applications," SAE 2007 Transactions J. of PassengersCars-Mechanical Systems, V116-6, Paper no. 2007-01-00138, (9), Aug. 2008.
  • Ahmadian, M. and Sandu, C. - " An Experimental Validation of Magneto Rheological Front Fork Suspensions for Motorcycle Applications," Int. J. of Vehicle Systems Modeling and Testing, pp. 296-310(15), Vol. 3, No. 4, 2008.
  • Li*, L., and Sandu, C. - "On the Impact of Cargo Weight, Vehicle Parameters, and Terrain Characteristics on the Prediction of Traction for Off-Road Vehicles," J. of Terramechanics, JTERRA-D-06-00024, Publisher Elsevier ltd., DOI: 10.1016/j.terra.2007.04.02, pp. 221-238 (18), June 12, 2007 Vol. 44, Issue 3, 2007.
  • Sandu, C., Sandu, A., Chan*, B.. and Ahmadian, M. - "A Response Spectral Decomposition Approach for the Control of Nonlinear Mechanical Systems," Int. J. of Heavy Vehicle Systems, Vol. 15, No. 1(26), 2008.
  • Sandu, C. Sandu, A., and Li*, Lin - "Modeling of Stochastic Terrain Profiles and Soil Parameters ," SAE 2005 Transactions J. of Commercial Vehicles, V114-2 Paper no. 2005-01-3559, pp. 221-230(10), Feb. 2006
  • Sandu, A., Sandu, C., and Ahmadian, M, - "Modeling Multi body Dynamic Systems With Uncertainties Part I: Theoretical and Computational Aspects," Multi body System Dynamics, Publisher: Springer Netherlands, ISSN: 1384-5640(paper) 1573-272X(Online), DOI: 10.1007/s11044-006-9007-5, pp. 1-23 (23) June 29, 2006.
  • Sandu, C., Sandu, A., and Ahmadian, M. - "Modeling Multi body Dynamic Systems with Uncertainties. Part II: Numerical Applications," Multi body System Dynamics, Publisher: Springer Netherlands, ISSN: 1384-5640 (paper) 1573-272X (online), DOI: 10.1007/s11044-006-9008-4, Vol. 15, No. 3, pp. 241-262(22), April 2006.
  • Sandu, C., and Freeman, J., - "Military Tracked Vehicle Model Part I: Multi body Dynamics Formulation," Int. J. of Vehicle Systems Modeling and Testing, Vol1, Nos. 1/2/3/, pp. 48-679(20), 2005.
  • Sandu, C., and Freeman, J. -"Military Tracked Vehicle Model. Part II: Case Study," Int. J. of Vehicle Systems Modeling and Testing, Vol. 1, Nos. 1/2/3, pp. 216-231(16), 2005.
  • Sandu, A., Negrut, D., Haug, E.J., Porta, F.a., and Sandu, C. -"A Rosenbrock-Nystrom State Space Implicit Approach for the Dynamic Analysis of Mechanical Systems I -Theoretical Formulation," Proc. of the Institutions of Mechanical Engineers (IMechE) Part K: J. of Multi-body Dynamics, Vol. 217, No. 4, pp. 263-271(9), Dec.. 8, 2003. This Paper received 2003 PE Publishing Award from the J. of Multi-body Dynamics.
  • Sandu, A., Negrut, D., Haug, E.J., Porta, F.a., and Sandu, C. -"A Rosenbrock-Nystrom State Space Implicit Approach for the Dynamic Analysis of Mechanical Systems: II - The Method and Numerical Examples," Proc. of the Institution Mechanical Engineers(IMechE)Part K:, J. of Multi-body Dynamics, Vol. 217, No. 4, pp. 273-281(9), Dec.. 8, 2003. This Paper received 2003 PE Publishing Award from the J. of Multi-body Dynamics.
  • Sandu, C. and Freeman, J. - "Connectivity Algorithm for an Extended Flexible-Band Track Model," Heavy Vehicle Systems, A Series of the Int. J. of Vehicle Design, Vol. 9, No.4, pp. 333-353(21), 2002.
  • Grecu, E. and Sandu, C. - " Aspects of Head-Flexible Disk Interface for a 5.25 in. Floppy Disk Drive," Romanian J. for Precision Mechanics and Optics, Vol. 2, No. 3, pp 287-290(4), 1993.
  • Sandu, C., Steets*, J., Ballew*, B., Chan*, B.J., Wilson, N., and Urban, C. – “A Multi body Dynamics Approach to the Modeling of the Three-Piece Truck for Freight Train Suspension”, TTCI Technology Digest, Paper no. TD-09-013, (4), May 2009.
  • Blanchard*, E., Sandu, A., and Sandu, C. – “Parameter Estimation for Mechanical Systems via an Explicit Representation of Uncertainty”, Paper no. 1313, Engineering Computations. Int. J. for Computer-Aided Engineering and Software, Feb. 2009.
  • Steets*, J., Chan*, B.J., and Sandu, C. – “A Multi body Dynamics Approach to the Modeling of Friction Wedge Elements for Freight Train Suspensions. Part I:  Theory”, Paper number TE23972, J. of Transportation Engineering, accepted Jan 2009
  • Steets*, J., Chan*, B.J., Sandu, C., and Ballew*, B. – “A Multi body Dynamics Approach to the Modeling of Friction Wedge Elements for Freight Train Suspensions. Part II: Applications”, Paper no. TE23973, J. of Transportation Engineering, accepted Jan 2009.
  • Li*, L. and Sandu, C. – “Modeling and Simulation of 2D ARMA Terrain Models for Vehicle Dynamics Applications”, SAE 2007 Transactions Journal of Passengers Cars-Mechanical Systems, V116-6, Paper no. 2007-01-0138, (9), March 2008.
  • Ahmadian, M. and Sandu, C. – “An Experimental Validation of Magneto Rheological Front Fork Suspension for Motorcycle Applications”, International Journal for Vehicle Systems Modelling and Testing, pp. 296-310 (15), Vol. 3, No. 4, 2008.
  • Li*, L. and Sandu, C. – “On the Impact of Cargo Weight, Vehicle Parameters, and Terrain Characteristics on the Prediction of Traction for Off-Road Vehicles”, J. of Terramechanics, JTERRA-D-06-00024, Publisher Elsevier Ltd., DOI 10.1016/ j.terra.2007.04.002, pp. 1-18 (18), Vol. 44, Issue 3, pp 221-228 (8), June 12, 2007.
  • Sandu, C., Sandu, A., Chan*, B.J., and Ahmadian, M. – “A Response Spectral Decomposition Approach for the Control of Nonlinear Mechanical Systems”, Int. J. of Heavy Vehicle Systems, Vol. 15, No. 1, (26), 2008.
  • Sandu, C., Sandu, A., and Li*, Lin – “Modeling of Stochastic Terrain Profiles and Soil Parameters”, SAE 2005 Transactions Commercial Vehicles, V114-2, Paper number 2005-01-3559, pp 221-220 (10), Feb. 2006.
  • Sandu, A., Sandu, C., and Ahmadian, M. – “Modeling Multi body Dynamic Systems With Uncertainties. Part I: Theoretical and Computational Aspects”, Multi body System Dynamics, Publisher: Springer Netherlands, ISSN: 1384-5640 (Paper) 1573-272X (Online), DOI 10.1007/s11044-006-9007-5, pp. 1-23 (23), June 29, 2006.
  • Sandu, C., Sandu, A., and Ahmadian, M. – “Modeling Multi body Dynamic Systems With Uncertainties. Part II: Numerical Applications”, Multi body System Dynamics, Publisher: Springer Netherlands, ISSN: 1384-5640 (Paper) 1573-272X (Online), DOI: 10.1007/s11044-006-9008-4, Vol. 15, No. 3, pp. 241 - 262 (22), April 2006.
  • Sandu, C., and Freeman, J. – “Military Tracked Vehicle Model. Part I: Multi body Dynamics Formulation”, Int. J. of Vehicle Systems Modelling and Testing, Vol. 1, Nos. 1/2/3, pp. 48-67 (20), DOI 10.1504/IJVSMT.2005.008572, 2005.
  • Sandu, C., and Freeman, J. – “Military Tracked Vehicle Model. Part II: Case Study”, Int. J. of Vehicle Systems Modelling and Testing, Vol. 1, Nos. 1/2/3, pp. 216-231 (16), DOI 10.1504/IJVSMT.2005.008580, 2005.
  • Sandu, A., Negrut, D., Haug, E.J., Potra F.A. and Sandu, C. - “A Rosenbrock-Nystrom State Space Implicit Approach for the Dynamic Analysis of Mechanical Systems: I - Theoretical Formulation”, J. of Multi-body Dynamics, Vol. 217, No. 4, pp. 263-271 (9), Dec.. 8, 2003. (2003 PE Publishing Award)
  • Negrut, D., Sandu A., Haug, E.J., Potra F.A. and Sandu, C. – “A Rosenbrock-Nystrom State Space Implicit Approach for the Dynamic Analysis of Mechanical Systems: II - The Method and Numerical Examples”, J. of Multi-body Dynamics, Vol. 217, No. 4, pp. 273-281 (9), Dec.. 8, 2003. (2003 PE Publishing Award)
  • Sandu, C. and Freeman, J. – “Connectivity Algorithm for an Extended Flexible-Band Track Model”, Heavy Vehicle Systems, A Series of the Int. J. of Vehicle Design, Vol. 9, No. 4, pp 333-353 (21), 2002.
  • Grecu, E. and Sandu, C. – “Aspects of head - flexible disk interface for a 5.25 in.  floppy disk drive”, Romanian J. for Precision Mechanics and Optics, Vol. 2, No. 3, pp 287-290 (4), 1993.

Papers in Refereed Conference Proceedings

  • Blanchard*, E., Sandu, A., and Sandu, C. -"Polynomial Chaos Based Method For the LQR Problem with Uncertain Parameters in the Formulation," Paper No. DETC2010-28467, Proc. of ASME IDETC, 12th Advanced Vehicle and Tire Technology Conference (AVTT), 10 pg., Aug 15-18, 2010, Montreal, Quebec, Canada.
  • Hays*, J., Hong, D., Sandu, C., and Sandu, A. - "Design Optimization for Minimizing Actuation Energy of a dynamic Tripedal Walking Robot-Revisiting the Double Pendulum," Paper no. DETC2010-28134, Proc. of ASME IDETC 34th Annual Mechanisms and Robotics Conf. (MR), 9 pg., Aug 15-18, 2010, Montreal, Quebec, Canada.
  • Lee*, H.W., Holton, C., and Sandu, C. - "Wheel-Railed Dynamic Model and Stochastic Analysis of the Friction the Contact Patch," Paper No. JRC2010-36229, 9 pg, Proc. of ASME, IEEE, ASCE, AREMA, and TRB Jrc 2010 High Speed& Intercity Passenger Rail, April 27-29, Urbana, IL., 2010.
  • Hegazy*, S., and Sandu, C. - "Evaluation of Heavy Truck Ride Comfort and Stability," Paper No. 10A-0148/2010-01-1140, 15 pg. 2010 SAE World Congress and Exhibition, April 13-15, Detroitm MI, 2010.
  • Taylor*, B., Sandu, C., Asnani, V., and Creager, C. -"Effect of Individual Wheel Parameters on the Tractive Performance on Lunar Soil Simulant," Paper no. P-27, 10 pg., Proc. of the 11th European Regional Conference of ISTVS, Bremen, Germany, Oct.. 5-8 2009 (peer reviewed abstract only).
  • Senatore*, C. and Sandu, C. - "Exit Angle Influence on Energy Efficiency of Off-Road Tires." Paper No. P-15, 13 pg., Proc. of the 11th European Regional Conference of ISTVS, Bremen, Germany, Oct.. 5-8, 2009 (peer reviewed abstract only)
  • Lee*, R., and Sandu, C. - "Integrated Terrain Topology and Soil Properties Simulation Environment," Paper no. P-16, 14 pg., Proc. of the 11th European regional Conference of ISTVS, Breman, Germany, Oct.. 5-8, 2009 (peer reviewed abstract only).
  • Hegazy*, S. and Sandu, C. - "Vehicle Ride Comfort and Stability Performance Evaluation," Paper No. 09CV-175, 9 pg., 2009 SAE Commercial Vehicle Engineering Congress and Exposition, Chicago, IL, Oct.. 6-8, 2009.
  • Chaudhari*, G.S., Stures, R.S., and Sandu, C. - "On the Structure of System Dynamics Models," Paper ID# 1247, 9 pg. and poster for the 27th Iny=t. System Dynamics Conference, Albuquerque, NM, July 20-26, 2009
  • Umsrithong*, A. and Sandu, C. – “A Semi-Empirical Tire Model for Transient Maneuver of On Road Vehicles”, Paper no. 09CV-0171, 9 pg, 2009 SAE Commercial Vehicle Engineering Congress and Exposition, Oct.. 6-8, 2009, Chicago, IL.
  • Lee*, HW., Sandu, C., Holton, C., and Ahmadian, M. –“An Empirical Approach to Modeling the Friction Coefficient for Wheel-Rail Contact”, Paper no. DETC2009-86429, 8 pg, Proc. of ASME IDETC, 11th Int. Conf. on AVTT, Aug. 30-Sept.  2, 2009, San Diego, CA.
  • Blanchard*, E., Sandu, C., and Sandu, A. – “Comparison between a Polynomial-Chaos-based Bayesian Approach and a Polynomial-Chaos-based EKF Approach for Parameter Estimation with Applications to Vehicle Dynamics”, Paper no. DETC2009-86402, 12 pg, Proc. of ASME IDETC, 11th Int. Conf. on AVTT, Aug. 30-Sept. 2, 2009, San Diego, CA.
  • Sperry*, B., Sandu, C., and Ballew*, B. –“Complex Bogie Modeling
    Incorporating Advanced Friction Wedge Components”, Paper no. JRC2009-63037, 7 pg, Proc. of ASME/IEEE JRC, Mar. 3-5, 2009, Pueblo, CO.
  • Chan*, B.J. and Sandu, C. – “A Semi-Analytical Approach to Off-Road Tire Modeling for Vehicle Dynamics Simulations”, Paper no. 31, 18 pg, Proc. of 16th ISTVS Int. Conf., Nov.. 25-28, 2008, Turin, Italy 2008. Nominated for best paper award.
  • Sandu, C., Taylor*, B., Biggans*, J., and Ahmadian M. – “Building Infrastructure for Indoor Terramechanics Studies: The Development of a Terramechanics Rig at Virginia Tech”, Paper no. 30, 9 pg, Proc. of 16th ISTVS Int. Conf., Nov.. 25-28, 2008, Turin, Italy 2008.
  • Sandu, C., Worley*, M., and Morgan, J.P. – “Experimental Study on the Mobility of Lightweight Vehicles on Sand”, Paper no. 29, 14 pg, Proc. of 16th ISTVS Int. Conf., Nov.. 25-28, 2008, Turin, Italy 2008.
  • Li*, L. and Sandu, C. – “Stochastic Modeling of 1-D and 2-D Terrain Profiles using a Polynomial Chaos Approach”, Paper no. 3, 10 pg, Proc. of 16th ISTVS Int. Conf., Nov.. 25-28, 2008, Turin, Italy 2008. Nominated for best paper award.
  • Chan*, B.J. and Sandu, C. – “Development of a Multi body Dynamics Ford Expedition Model for Simulation Analysis”, Paper no. DETC2008-49377, 9 pg, Proc. of ASME IDETC, 10th Int. Conf. on AVTT, Aug. 3-6, 2008, New York, NY.
  • Chan*, B.J., Sandu, C, Hissong*, E., and Southward, S. – “Development and Design of a Cost-Efficient Tire Mechanics Test Apparatus”, Paper no. DETC2008-49013, 8 pg, Proc. of ASME IDETC, 10th Int. Conf. on AVTT, Aug. 3-6, 2008, New York, NY.
  • Ballew*, B., Sandu, C., and Chan*, B.J. – “Three-Piece Half-Truck Multi body Dynamics Models for Freight Train Suspensions”, Paper no. JRC2008-63055, 10 pg, Proc. of ASME/IEEE JRC, April 22-23, 2008, Wilmington, MD.
  • Li*, L. and Sandu, C. – “Analysis of Soil-Wheel Interaction under Combined Longitudinal and Lateral Slip”, Paper no. 2008_01_0779, 15 pg, 2008 SAE World Congress and Exhibition, April  2008, Detroit, MI.
  • Li*, L. and Sandu, C. – “Stochastic Analysis of Tire Force Equations”, Paper no. 2007_01_4259, 13 pg, 2007 SAE Commercial Vehicle Engineering Congress and Exhibition, Oct.. 30-Nov. 1, 2007, Chicago, IL.
  • Andersen*, E., Sandu, C., and Southward, S. – “Development and System Identification of a Multi body Dynamics Model for a Quarter-Car Test Rig with McPherson Strut Suspension”, Paper no. 2007_01_4184, 13 pg, 2007 SAE Commercial Vehicles Engineering Congress and Exhibition, Oct.. 30-Nov. 1, 2007, Chicago, IL.
  • Li*, L., Sandu, C., Lee, J., and Liu, Q. – “Development of Tire-on-Stochastic Snow Models Using a Polynomial Chaos Approach”, Paper no. PI-074, 16 pg, Proc. of the 2007 Asia-Pacific and N. America 2007 Regional ISTVS Conf., June 23-26, 2007, Fairbanks, AK.
  • Blanchard*, E., Sandu, A, and Sandu, C. – “Parameter Estimation Method using an Extended Kalman Filter”, Paper no. PI-083, 15 pg, Proc. of the 2007 Asia-Pacific and N. America 2007 Regional ISTVS Conf., June 23-26, 2007, Fairbanks, AK.
  • Li*, L., Sandu, C. – “Modeling and Simulation of Stochastic Lorenz Systems using a Polynomial Chaos Approach”, Paper no. DETC2007-34604, 8 pg, Proc. of ASME IDETC, 6th Int. Conf. on MSNDC, Sept. 4-7, 2007, Las Vegas, NV.
  • Blanchard*, E., Sandu, C., and Sandu, A – “A Polynomial-Chaos-based Bayesian Approach for Estimating Uncertain Parameters of Mechanical Systems”, Paper no. DETC2007-34600, 8 pg, Proc. of ASME IDETC, 9th Int. Conf. on AVTT, Sept. 4-7, 2007, Las Vegas, NV.
  • Chan*, B.J. and Sandu, C. – “A Novel Wheel-Soil Interaction Model for Off-road Vehicle Dynamics Simulation”, Paper no. DETC2007-34602, 11 pg, Proc. of ASME IDETC, 9th Int. Conf. on AVTT, Sept. 4-7, 2007, Las Vegas, NV.
  • Richards*, R., Sandu, C., and Southward, S. – “Comparison of Static and Dynamic Models for the Force Output of Magnetorheological Dampers”, Paper no. DETC2007-34603, 8 pg, Proc. of ASME IDETC, 9th Int. Conf. on AVTT, Sept. 4-7, 2007, Las Vegas, NV.
  • Worley*, M., Ping*, R., Sandu, C., and Hong, D. – “The Development of an Assessment Tool for Mobility of Lightweight Autonomous Vehicles on Coastal Terrain”, Paper no. SPIE No. 6564-24, 12 pg, Proc. of SPIE Defense and Security Symp., Apr.. 9-13, 2007, Orlando, FL.
  • Chan*, B.J., Sandu, C., Streett*, T., and Ko, A. – “Modeling and Simulation of an VTOL UAV for Landing Gear Performance Evaluation”, Paper no. SPIE No. 6564-30, 12 pg, Proc. of SPIE Defense and Security Symp., Apr.. 9-13, 2007, Orlando, FL.
  • Steets*, J., Chan*, B.J., and Sandu, C. – “A Multi body Dynamics Approach to Friction Wedge Modeling for Freight Train Suspensions”, Paper no. JRCICE2007-40050, 11 pg, Proc. of ASME/IEEE JRC, Mar. 13-16, 2007, Pueblo, CO.
  • Chan*, B.J. and Sandu, C. – “Development of a Virtual 7-Post Test Rig for Experimental Results Validation”, Paper no. IMECE2006-13971, 7 pg, Proc. of ASME IMECE, 8th VDC Annual Symp. on Advanced Veh, Technol., Nov.. 5-10, 2006, Chicago, IL.
  • Li*, L. and Sandu, C. – “Modeling and Simulation of 2D ARMA Terrain Models for Vehicle Dynamics Applications”, Paper no. 2007-01-0138, 9 pg, 2007 SAE World Congress and Exhibition, Apr.. 16-19, 2007, Detroit, MI.
  • Li*, L. and Sandu, C. – “Algorithm for the Prediction of Traction of Terrain Vehicles”, Paper no. IMECE2006-13968, 8 pg, Proc. of ASME IMECE, 8th VDC Annual Symp. on Advanced Veh. Technol., Nov.. 5-10, 2006, Chicago, IL.
  • Chan*, B.J., Sandu, C., and Ahmadian, M. – “Development of a Virtual Terramechanics Rig (VTR) for Experimental Validation”, Paper no. 06CV-179, 7 pg, 2006 SAE Commercial Vehicle Engineering Congress and Exhibition, Oct.. 31–Nov.. 2, 2006, Chicago, IL.
  • Sandu, C., Sandu, A., and Li*, Lin – “Modeling of Stochastic Terrain Profiles and Soil Parameters”, Paper no. 2005-01-3559, 10 pg, 2005 SAE Commercial Vehicle Engineering Congress and Exhibition, Nov.. 1-3, 2005, Chicago, IL.
  • Chan*, B.J., Thompson*, N., Sandu, C., and Dankowicz, H. – “A Novel Tire-soil Interaction Model for Simulation of Off-road Vehicles”, 16 pg, Proc. of 15th Int. Conf. of ISTVS, Sept. 25-29, 2005, Hayama, Japan.
  • Li*, L., Sandu, C., Sandu, A. – “Modeling and Simulation of a Full Vehicle with Parametric and External Uncertainties”, Paper no. IMECE2005-82101, 6 pg, Proc. of ASME IMECE, 7th VDC Annual Symp. on Advanced Veh. Technol., Nov.. 6-11, 2005, Orlando, FL.
  • Ahmadian, M., Goncalves*, F.D., and Sandu, C. – “An Experimental Analysis of Suitability of Various Semiactive Control Methods for Magneto Rheological Vehicle Suspensions”, 9 pg, Proc. of 12th SPIE Annual Int. Symp., Smart Structures and Materials, 6-10 March, 2005, San Diego, CA.
  • Ahmadian, M., Song, X., Sandu, C. -  “Designing an Adaptive Semiactive Magneto Rheological Seat Suspension for Heavy Truck Applications”, 9 pg, Proc. of 12th SPIE Annual Int. Symp., Smart Structures and Materials, 6-10 March, 2005, San Diego, CA.
  • Sandu, C., Sandu, A., Chan*, B.J., and Ahmadian, M. – “Treatment of Constrained Multi body Dynamic Systems with Uncertainties”, Paper no. 2005-01-0936, 11 pg, 2005 SAE World Congress and Exhibition, April 11-14, 2005, Detroit, MI.
  • Sandu, C., Sandu, A., Chan*, B.J., and Ahmadian, M. – “Treating Uncertainties in Multi body Dynamic Systems using a Polynomial Chaos Spectral Decomposition”, Paper no. IMECE2004-60482, 9 pg, Proc. of ASME IMECE, 6th Annual Symp. on Advanced Veh. Technol., Nov.. 14-19, 2004, Anaheim, CA.
  • Sandu, A., Sandu, C., Chan*, B.J., and Ahmadian, M. – “Control of Mechanical Systems using a Parameterized Spectral Decomposition Approach”, Paper no. IMECE2004-60484, 9 pg, Proc. of ASME IMECE, 6th Annual Symp. on Advanced Veh. Technol., Nov.. 14-19, 2004, Anaheim, CA.
  • Hou, B., Goncalves*, F.,  Sandu, C., and  Ahmadian M. – “Dynamic Simulation of a Full Vehicle with Magneto-Rheological Damper”, Paper no. IMECE2004-59768, 8 pg, Proc. of ASME IMECE, 6th Annual Symp. on Advanced Veh. Technol., Nov.. 14-19, 2004, Anaheim, CA.
  • Zekevat, S.A., Sandu, C., Archer, G. and Hungwe, K. - “A Preliminary Study on Shortcomings of the Interdisciplinary Course “Electrical Engineering for Non-Majors””, 15 pg, Proc. of ASEE Conf., June 2004, Salt Lake City, UT.
  • Sandu, C. and Freeman, J.S. – “Three-Dimensional Multi body Tracked Vehicle Modeling and Simulation”, Paper no. DETC2003/VIB-48359, 9 pg, Proc. of ASME DETC, 19th Biennial Conf. on Mechanical Vibration and Noise (VIB), 4th Symp. on Multi body Dynamics and Vibration, Sept. 2-6, 2003, Chicago, IL.
  • Sandu, A., Negrut, D., Sandu, C., Haug, E.J. and Potra, F.A. – “Rosenbrock-Nystrom Integrator for SSODE of Mechanical Systems”, Paper no. DETC2003/VIB-48329, 8 pg, Proc. of ASME DETC, 19th Biennial Conf. on Mechanical Vibration and Noise (VIB), 4th Symp. on Multi body Dynamics and Vibration, Sept. 2-6, 2003, Chicago, IL.
  • Chan*, B.J. and Sandu, C. – “A Ray-tracing Approach to Simulation and Evaluation of a Real-time Quarter Car Model with Semi-active Suspension System using Matlab”, Paper no. DETC2003/VIB-48559, 6 pg, Proc. of ASME DETC, 19th Biennial Conf. on Mechanical Vibration and Noise (VIB), Active and Hybrid Vibration Control Symp., Sept. 2-6, 2003, Chicago, IL.
  • Sandu, C., Less, D.M. and Truax, J.D. – “Dynamic Performance and Mobility Analysis Workstation for Off-Road Vehicles”, 25 pg, Proc. of 14th Annual Ground Target Modeling and Validation (GTMV) Conf.,  Aug. 25-28, 2003, Houghton, MI.
  • Sandu, C. and Freeman, J.S. – “Analysis of Vehicles Subjective Performance and its Impact on Driving Simulations and Powertrain Design”, 15 pg, Proc. of 14th Annual Ground Target Modeling and Validation (GTMV) Conf., Aug. 25-28, 2003, Houghton, MI.
  • Bettig, B., Sandu, C., Joshi*, A. and Birru*, K – “Dynamic Solver Selection for an Internet Simulation Backbone”, 8 pg, Proc. of 2003 ACM Symp. on Applied Computing, March 9-13, 2003, Melbourne, FL (doubly blind review process, 3 independent reviewers, 1/3 acceptance rate).
  • Sandu, C. and Freeman, J.S. – “Connectivity Algorithm and Track Tension Computation for the Extended Flexible-Band Track Model”, 10 pg, Proc. of 14th Int. Conf. of ISTVS, Oct.. 20-24, 2002, Vicksburg, MS.