Aerospace and Mechanical Engineering
Adjust Font Size: Normal Large X-Large
Home | Research | Publications

William Garrard
Professor & Director Minnesota Space Grant Consortium

Publications

  • William L. Garrard, 2011, Aerospace Systems Research at the University of Minnesota, Proceedings of the Automation and Applied Computer Science Workshop 2011, Budapest, Hungary, (Conf. Proceeding) More Details
  • J. Mueller, Y. Zhao, and W. Garrard, 2009, Sensitivity and Solar Power Analysis of Optimal Trajectories for Autonomous Airships, AIAA Guidance and Control Conference, AIAA-2009-6014, (Journal Article) More Details
  • Vladmyr Gidzak, Michael Barnhardt, Travis Drayna, Iaonnis Nompelis, Graham Candler, and William Garrard, 2009, Comparison of Fluid-Structure Interaction Simulations of the MSL Parachute with Wind Tunnel Tests, AIAA Aerodynamic Decelerator Systems Conference, AIAA-2009-2971, (Journal Article) More Details
  • Vibhor Bageshwar, Demoz Gebre-Egziabher, William L. Garrard, Tryphon T. Georgiou, 2009, Stochastic Observability Test for Discrete-Time Kalman Filters, Journal of Guidance, Control and Dynamics, (Journal Article) More Details
  • Joseph Mueller, Yiyuan Zhao, and William L. Garrard, 2009, Optimal Ascent Trajectories for Stratospheric Airships Using Wind Energy, AIAA Journal of Guidance, Control and Dynamics, (Journal Article) More Details
  • Vibhor Bageshwar, Demoz Gebre-Egziabher, William L. Garrard, Paul Shestople, and Michael Adams, 2008, Inertially-Aided Vector Matching Algorithm for Satellite Attitude Determination , AIAA Guidance, Navigation and Control Conference, AIAA Paper 2008-6295, (Conf. Proceeding) More Details
  • Vibhor Bageshwar, Demoz Gebre-Egziabher, William L. Garrard, Tryphon T. Georgiou, 2008, A Stochastic Observability Test for discrete-Time Kalman Filters, Journal of Guidance, Control and Dynamics, AIAA 2008-, (Conf. Proceeding) More Details
  • Gidzak, V., Barnhardt, M., Drayna, T., Nompelis, I., Candler, G. V. & Garrard, W., 2008, Simulation of fluid-structure interaction of the Mars Science Laboratory parachute, Collection of Technical Papers - AIAA Applied Aerodynamics Conference, (Conf. Proceeding) More Details
  • Bageswhar, Vibhor, Gebre-Egziabher, Demoz, Garrard, William, Shestople, Paul, and Adams, Michael, 2008, Inertially-Aided Vector Matching Algorithm for Attitude Determination of Spin Stabilized Satellites, AIAA Guidance, Navigation and Control Conference, AIAA 2008-6295, (Journal Article) More Details
  • Travis W. Drayna, Michael D. Bamhardt, Graham V. Candler, William L. Garrard, 2007, Detached Eddy Simulations of the MSL Parachute at Supersonic Conditions, AIAA Aerodynamic Decelerator Systems Conference, 2007-2529, (Conf. Proceeding) More Details, Request PDF
  • V. L. Bageshwar, D. Gebre-Egziabher, W. Garrard, J. Mintz, et. al.,, 2006, Minnesat: GPS Attitude Determination Experiments Onboard a Nanosatellite, Proceedings of the 20th Annual Small Satellite Conference, Logan, UT, Aug., (Conf. Proceeding) More Details, Request PDF
  • Bageshwar, V. L., D. Gebre-Egziabher, W. Garrard, 2006, Inertially-Aided Vector Matching Algorithm for Satellite Attitude Estimation, PLANS: Position Location and Navigation Symposium, (Conf. Proceeding) More Details
  • Bageshwar, V. L., D. Gebre-Egziabher, W. Garrard, et al, 2006, Minnesat: Attitude Estimation, Filters, and Experiments Onboard a Nanosatellite, AIAA/Utah State University Conference on Small Satellites, (Conf. Proceeding) More Details
  • J. Hammer, D. Gebre-Egziabher, W. Garrard and S. Morgan, 2005, Sky Spirit: Integration of UAV Design into an Aerospace Design Course, Proceeding of the AIAA Infotech @ Aerospace Conference, Arlington, VA Sep., AIAA Paper 2005-6959, Sep., (Conf. Proceeding) More Details
  • Amy Foster and William Garrard, 2004, The History of the Aerospace Engineering and Mechanics Department at the University of MinnesotaAEM Report 2004-2 More Details
  • Vibhor Bageshwar, William Garrard, Rajesh Rajamani, 2004, Model Predictive Control of Transitional Maneuvers for Adaptive Cruise Control Systems, IEEE Transactions on Vehicular Technology, vol. 53, number 5, pp 1573-1586, (Journal Article) More Details
  • Yiyuan Zhao, William L. Garrard and Joseph Mueller, 2004, Benefits of Trajectory Optimization in Airship Flights, AIAA ATIO Conference, AIAA Paper-2004-6257, (Conf. Proceeding) More Details
  • Gregory Wolodkin, Gary J. Balas, and William L. Garrard, 1999, Application of Parameter-Dependent Robust Control Synthesis to Turbofan Engines, JOURNAL OF GUIDANCE, CONTROL, AND DYNAMICS, Vol. 22, No. 6, November–December, (Journal Article) More Details, Request PDF
  • T. Tezduyar, V, Kalro, and W. Garrard, 1999, Advanced Computational Methods for 3D Simulation of Parafoils, CEAS/AIAA15th Aerodynamic Decelerator Systems Technology Conference and Seminar, AIAA Paper 99-1712, (Conf. Proceeding) More Details
  • Gary J. Balas, Jack Ryan, Jong-Yeob Shin, and William L. Garrard, 1998, A new technique for design of controllers for turbofan engines, AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, 34th, (Conf. Proceeding) More Details, Request PDF
  • Greg Wolodkin, Gary J. Balas, and William L. Garrard, 1998, Application of parameter-dependent robust control synthesis to turbofan engines, Aerospace Sciences Meeting and Exhibit, 36th, (Conf. Proceeding) More Details, Request PDF
  • William L. Garrard, 1998, Lateral Directional Aircraft Control Using Eigenstructure Assignment, Journal of Guidance, Control and Dynamics,, Vol. 21, No. 3, pp. 523-525, (Journal Article) More Details
  • V. Kalro, S. Aliabadi, W. Garrard, and T. Tezduyar, 1997, Parallel Finite Element Simulation of Large Ram-Air Parachutes, International Journal for Numerical Methods in Fluids, Vol. 24, pp. 1353-1369, (Journal Article) More Details
  • V. Kalro, T. E. Tezduyar, and W Garrard, 1997, Parallel Computational Methods for 3D Simulation of a Parafoil with Prescribed Shape Changes, Parallel Computing, Vol. 23, pp. 1349-1363, (Journal Article) More Details
  • Jean-Marc Biannic, Pierre Apkarian, William L. Garrard, 1997, Parameter Varying Control of a High Performance Aircraft, Journal of Guidance, Control and Dynamics, Vol. 20, No. 2, pp. 225-231, (Journal Article) More Details
  • V. Kalro, W. Garrard, and T. Tezduyar, 1997, Parallel Finite Element Simulation of the Flare Maneuver of Large Ram-Air Parachutes, 14th Aerodynamic Decelerator Systems Technology Conference and Seminar, AIAA Paper 97-1427, (Conf. Proceeding) More Details
  • Ralph Paul and William Garrard, 1997, Dynamics and Control of Tailless Aircraft, Atmospheric Flight Mechanics Conference, AIAA Paper 97-3776, (Conf. Proceeding) More Details
  • J. Reiner, G.J. Balas, and W. Garrard, 1996, Flight control design using robust dynamic inversion and time scale separation, Automatica, vol. 32, no. 11, November, pp. 1493-1504, (Journal Article) More Details, Request PDF
  • Jacob Reiner, Gary J. Balas, and William L. Garrard, 1996, Design of Flight Control System Using Robust Dynamic Inversion with Time Scale Separation, Automatica, Vol. 32, No, 11, pp. 1493-1504, (Journal Article) More Details
  • Jean-Marc Biannic, Pierre Apkarian, William L. Garrard, 1996, Parameter Varying Control of a High Performance Aircraft, Guidance Navigation and Control Conference, AIAA Paper 96-3807, (Conf. Proceeding) More Details
  • Jacob Reiner, Gary J. Balas, and William L. Garrard, 1995, Design of a Flight Control System for a Highly Maneuverable Aircraft Using Robust Dynamic Inversion, Journal of Guidance, Control and Dynamics, pp. 18-24, (Journal Article) More Details
  • Shahrouz K. Aliabadi, William L. Garrard, Vinay Kalro, Sanjay Mittal, Tayfun E. Tezduyar, Keith R. Stein, 1995, Parallel Finite Element Computation of the Dynamics of Large Ram Air Parachutes, 13th Aerodynamic Decelerator Systems Technology Conference and Seminar, AIAA Paper 95-1581, (Conf. Proceeding) More Details
  • William L. Garrard, Tayfun E. Tezduyar, Shahrouz K. Aliabadi, Vinay Kalro, Joel Luker, and Sanjay Mittal, 1995, Inflation Analysis of Ram Air Inflated Gliding Parachutes, 13th Aerodynamic Decelerator Systems Technology Conference and Seminar, AIAA Paper 95-1565, (Conf. Proceeding) More Details
  • Sadok Hogui, Gary Balas, William L. Garrard, 1995, Design of a Robust Dynamic Inversion Lateral Directional Flight Controller, AIAA Guidance Navigation and Control Conference, AIAA Paper 95-3253, (Conf. Proceeding) More Details
  • Gary J. Balas, Jacob Reiner, William L. Garrard, 1994, Design of a Flight Control System for a Highly Maneuverable Aircraft Using Robust Dynamic Inversion, AIAA Guidance Navigation and Control Conference, (Conf. Proceeding) More Details
  • Zohreh Mirfakhraie and William L. Garrard, 1994, Design of a Robust Helicopter Flight Control System, AIAA Guidance Navigation and Control Conference, (Conf. Proceeding) More Details
  • Eicher Low and W. L. Garrard, 1993, Design of Flight Control Systems to Meet Rotorcraft Handling Qualities Specifications, Journal of Guidance, Control and Dynamics, pp. 69 -78, (Journal Article) More Details
  • Wulf von Eckroth, W. L. Garrard, Norman E. Miller, 1993, Design of a Recovery System for a Reentry Vehicle, RAeS/AIAA Aerodynamic Technology Conference and Seminar, AIAA Paper No. 93 - 1224, (Conf. Proceeding) More Details
  • Zohreh Mirfakhraie and William L. Garrard, 1993, Design of a Helicopter Flight Control System to Meet Handling Quality Specifications Using H∞ Techniques, First IEEE Regional Conference on Aerospace Control Systems, (Conf. Proceeding) More Details
  • Gary J. Balas, Jacob Reiner, William L. Garrard, 1993, Design of a Flight Control System for a Highly Maneuverable Aircraft Using μ Synthesis, AIAA Guidance Navigation and Control Conference, (Conf. Proceeding) More Details
  • Zohreh Mirfakhraie and William L. Garrard, 1993, A μ Synthesis Approach to Helicopter Flight Control Design, AIAA Guidance Navigation and Control Conference, (Conf. Proceeding) More Details
  • William L. Garrard, S. Anthony Snell, Dale Enns, 1992, Nonlinear Feedback Control of Highly Manoeuvrable Aircraft, International Journal of Control, Vol. 56, No 4pp. 799-812, (Journal Article) More Details, Request PDF
  • S. Anthony Snell, Dale Enns, William L. Garrard, 1992, Nonlinear Inversion Flight Control for a Supermaneuverable Aircraft, Journal of Guidance, Control and Dynamics, pp. 976-984, (Journal Article) More Details
  • Gary J. Balas, William L. Garrard, and Jacob Reiner, 1992, Robust Dynamic Inversion Control Laws for Aircraft Control, AIAA Guidance, Navigation and Control Conference, AIAA Paper No. 92 - 4329, (Conf. Proceeding) More Details
  • Yiyuan Zhao and William L. Garrard, 1992, Feedback Guidance Laws for Aeroassisted Maneuvers, AIAA Atmospheric Flight Mechanics Conference, AIAA Paper No. 92 - 4643, (Conf. Proceeding) More Details
  • W. L. Garrard, 1992, Preliminary Prediction of Parachute Forces and Stresses, 2nd European Short Course on Parachute Systems Technology, (Conf. Proceeding) More Details
  • W. L. Garrard, 1992, Computer Methods for Parachute Stress Analysis, 2nd European Short Course on Parachute Systems Technology, (Conf. Proceeding) More Details
  • W. L. Garrard, 1992, Canopy Inflation, Parachute Systems Technology Short Course, (Conf. Proceeding) More Details
  • William L. Garrard, 1992, Design of Helicopter Flight Control Systems Using Eigenstructure Assignment, 1992 IEEE Conference on Control Applications, (Conf. Proceeding) More Details
  • W. L. Garrard, 1991, Application of Inflation Theories to Preliminary Parachute Force and Stress Analysis, AIAA Aerodynamic Decelerator Systems Technology Conference, AIAA Paper No. 91 - 0862 - CP, (Conf. Proceeding) More Details
  • S. Anthony Snell, Dale Enns, William L. Garrard, 1991, Optimization of Lateral-Directional Dynamics for an Aircraft Operating at High Angles of Attack, Navigation and Control Conference, AIAA Paper No. 91 - 2711 - CP, (Conf. Proceeding) More Details
  • Eicher Low and W. L. Garrard, 1991, Robustness of a Helicopter Flight Control System Designed Using Eigenstructure Assignment, AIAA Guidance, Navigation and Control Conference, AIAA Paper No. 91 - 2752 - CP, (Conf. Proceeding) More Details
  • W. L. Garrard and B. S. Liebst, 1990, Design of a Multivariable Helicopter Flight Control System for Handling Qualities Enhancement, Journal of the American Helicopter Society, Vol. 35, no 4, pp. 23-30, (Journal Article) More Details
  • W. L. Garrard and Eicher Low, 1990, Design of Flight Control Systems to Meet Rotorcraft Handling Qualities Specifications, AIAA Atmospheric Flight Mechanics Conference, AIAA Paper No. 90 - 2805, (Conf. Proceeding) More Details
  • S. Anthony Snell, Dale Enns, William L. Garrard, 1990, Nonlinear Inversion Flight Control for a Supermaneuverable Aircraft, AIAA Guidance and Control Conference, AIAA Paper No. 90 - 3406 CP, (Conf. Proceeding) More Details
  • W. L. Garrard, Eicher Low, and Peter Bidian, 1990, Achievement of Rotorcraft Handling Qualities Specifications via Feedback Control, Annual European Rotorcraft Forum, (Conf. Proceeding) More Details
  • W. L. Garrard, 1990, Analytical Inflation Theories and Their Application to Parachute Design, Short Course on Parachute Systems Technology: Fundamentals, Concepts, and Applications, (Conf. Proceeding) More Details
  • William L. Garrard and Eicher Low, 1990, Eigenspace Design of Helicopter Flight Control SystemsAEM Report 1990-1 More Details
  • W. L. Garrard, Eicher Low, Scott Prouty, 1989, Design of Attitude and Rate Command Systems for Helicopters Using Eigenstructure Assignment, Journal of Guidance Control and Dynamics, Vol. 12, No. 6pp. 783-792, Nov. - Dec., (Journal Article) More Details, Request PDF
  • W. L. Garrard and M. L. Konicke, 1989, Calculated and Experimental Stresses in Solid and Ring Slot Parachutes, Journal of Aircraft, Vol. 26, No. 6pp. 590-92, June, (Journal Article) More Details, Request PDF
  • W. L. Garrard, Anthony Snell, Dale Enns, 1989, Nonlinear Longitudinal Feedback Control of a Supermaneuverable Aircraft, Automatic Control Conference, (Conf. Proceeding) More Details
  • Anthony Snell, Dale Enns, W. L. Garrard, 1989, Nonlinear Control of a Supermaneuverable Aircraft, Navigation and Control Conference, AIAA Paper No. 89 - 3486, (Conf. Proceeding) More Details
  • B. S. Liebst, W. L. Garrard, and J. A. Farm, 1988, Design of a Multivariable Flutter Suppression System, Journal of Guidance Control and Dynamics, Vol. 11, no 4, (Journal Article) More Details
  • W. L. Garrard, Eicher Low, Scott Prouty, 1988, Design of Attitude and Rate Command Systems for Helicopters Using Eigenstructure Assignment, Guidance Navigation and Control Conference, AIAA Paper No. 88 -4141, (Conf. Proceeding) More Details
  • W. L. Garrard, M. L. Konicke, K. Y. Wu, and K. K. Muramoto, 1987, Measured and Calculated Stresses in a Ribbon Parachute Canopy, Journal of Aircraft, Vol. 24, no 2, pp. 65-71, Feb., (Journal Article) More Details, Request PDF
  • W. L. Garrard and B. S. Liebst, 1987, Design of a Multivariable Helicopter Flight Control System for Handling Qualities Enhancement, Annual Forum of the American Helicopter Society, (Conf. Proceeding) More Details
  • W. L. Garrard, 1987, Stress Analysis in Parachute Canopies, Short Course on Parachute Systems Technology: Fundamentals, Concepts, and Applications, (Conf. Proceeding) More Details
  • William L. Garrard, Bradley S. Liebst, and Jerome Farm, 1987, Eigenspace Techniques for Active Flutter SuppressionAEM Report 1987-1 More Details
  • B. S. Liebst, W. L. Garrard, and W. M. Adams, 1986, Design of an Active Flutter Suppression System, Journal of Guidance, Control and Dynamics, Vol. 9, no. 1pp. 64-71, Jan.-Feb., (Journal Article) More Details, Request PDF
  • B. S. Liebst, W. L. Garrard, and J. A. Farm, 1986, Design of a Multivariable Flutter Suppression System, AIAA Guidance and Control Conference, (Conf. Proceeding) More Details
  • W. L. Garrard and M. L. Konicke, 1986, CANO PC, A Microcomputer Based Code for Calculation of Stresses in Parachute Canopies, Helmut G. Heinrich Short Course in Parachute Technology, (Conf. Proceeding) More Details
  • W. L. Garrard and B. S. Liebst, 1985, Active Flutter Suppression Using Eigenspace and Linear Quadratic Design Techniques, Journal of Guidance, Control and Dynamics, Vol. 8, no 3pp. 304-311, May-June, (Journal Article) More Details, Request PDF
  • B. S. Liebst and W. L. Garrard, 1985, Eigenspace Design of Aircraft Flight Control Systems, Automatic Control Conference, (Conf. Proceeding) More Details
  • B. S. Liebst and W. L. Garrard, 1985, Application of Eigenspace Techniques to Design of Aircraft Control Systems, Proceedings of the 1985 Automatic Control Conference, (Conf. Proceeding) More Details
  • W. L. Garrard, K. Y. Wu and K. K. Muramoto, 1984, Calculated and Measured Steady-State Stresses in Ribbon Parachute Canopies, Aerodynamic Decelerator and Balloon Technology Conference, AIAA Paper 84-0816 CP, (Conf. Proceeding) More Details
  • K. K. Muramoto and W. L. Garrard, 1984, A Method for Calculating the Pressure Field About a Ribbon Parachute Canopy in Steady Descent, Aerodynamic Decelerator and Balloon Technology Conference, AIAA Paper No. 84-0794-CP, (Conf. Proceeding) More Details
  • B. S. Liebst, W. L. Garrard, and W. M. Adams, 1984, Eigenspace Design of an Active Flutter Suppression System, AIAA Guidance and Control Conference, AIAA Paper 84-1867, (Conf. Proceeding) More Details
  • B. S. Heck, R. J. Caudill, W. L. Garrard and L. M. Sweet, 1984, Microprocessor Based Control of Linear Motors for Magnetic Guidance of Rail Vehicles, American Control Conference, (Conf. Proceeding) More Details
  • W. L. Garrard and B. S. Liebst, 1983, Active Flutter Suppression Using Eigenspace and Linear Quadratic Design Techniques, AIAA Guidance and Control Conference, AIAA Paper 83-2222-CP, (Conf. Proceeding) More Details
  • W. L. Garrard and B. S. Liebst, 1983, Active Flutter Suppression Using Eigenspace Techniques, First Annual NASA on Aircraft Controls Workshop, Printed in NASA Conference Publication 2296, (Conf. Proceeding) More Details
  • W. L. Garrard and K. K. Muramoto, 1982, Calculated and Experimental Stress Distributions in a Ribbon Parachute Canopy, Journal of Aircraft, Vol. 19pp. 1095-1097, Nov, (Journal Article) More Details, Request PDF
  • T. Weber and W. L. Garrard, 1982, Effects of Flexibility on Stability of Small Ribbon Parachutes, Journal of Aircraft, Vol. 19pp. 692-694, Aug., (Journal Article) More Details, Request PDF
  • T. A. Konicke and W. L. Garrard, 1982, Stress Measurements in a Ribbon Parachute Canopy, Journal of Aircraft, Vol. 19pp. 598-600, July, (Journal Article) More Details, Request PDF
  • W. L. Garrard, J. K. Mahesh, C. R. Stone and H. J. Dunn, 1982, Robust Kalman Filter Design for Active Flutter Suppression, Journal of Guidance and Control, pp. 412- 414, July, (Journal Article) More Details, Request PDF
  • W. L. Garrard, 1982, Full Scale Measurement of Cloth Stress Using the Omega Sensor, Workshop to Advance the Science of Sail Design, (Conf. Proceeding) More Details
  • W. L. Garrard and K. K. Muramoto, 1982, Calculation of Stresses in Parachute Canopies, Helmut G. Heinrich Short Course in Parachute Technology, (Conf. Proceeding) More Details
  • W. L. Garrard and T. A. Konicke, 1981, Stress Measurements in Bias Constructed Parachute Canopies during Inflation and at Steady State, Journal of Aircraft, Vol. 18pp. 881-886, Oct., (Journal Article) More Details, Request PDF
  • J. K. Mahesh, C. R. Stone, W. L. Garrard, and H. J. Dunn, 1981, Control Law Synthesis for Flutter Suppression Using Linear Quadratic Gaussian Theory, Journal of Guidance and Control, pp. 415-422, July, (Journal Article) More Details, Request PDF
  • T. A. Konicke and W. L. Garrard, 1981, Stress Measurements in a Ribbon Parachute Canopy During Inflation and at Steady State, 7th Aerodynamic Decelerator and Balloon Technology Conference, AIAA Paper No. 81-1944, (Conf. Proceeding) More Details
  • T. Weber and W. L. Garrard, 1981, A Preliminary Investigation of Ribbon Parachute Model Design Parameters Affecting Stability and Drag, 7th Aerodynamic Decelerator and Balloon Technology Conference, AIAA Paper 81-1923, (Conf. Proceeding) More Details
  • J. K. Mahesh, C. R. Stone, W. L. Garrard, and H. J. Dunn, 1981, Active Flutter Suppression Using Linear Quadratic Gaussian Control Theory, AIAA Guidance and Control Conference, AIAA Paper 80-1758, (Conf. Proceeding) More Details
  • D. E. Olson and W. L. Garrard, 1979, Model-Follower Longitudinal Control for Automated Guideway Transit Vehicles, IEEE Transactions on Vehicular Technology, pp. 36-45, (Journal Article) More Details
  • J. K. Mahesh, C. R. Stone, W. L. Garrard, and P. D. Hausman, 1979, Active Control for Flexible VehiclesAEM Report 1979-1 More Details
  • W. L. Garrard, 1978, Effects of Jerk Limiting on Stability of Automated Transit Vehicles, ASME Journal of Dynamic Systems, Measurement and Control, (Journal Article) More Details
  • W. L. Garrard, A. L. Kornhauser, D. Mackinnon, S. J. Brown, 1978, State-of-the-Art of Longitudinal Control of AGT Vehicles, Journal of High Speed Ground Transportation, pp. 35-68,, (Journal Article) More Details
  • R. J. Caudill and W. L. Garrard, 1978, Command, Control and Communications for Personal Rapid Transit, Proceedings of the 1978 IEEE Electronics and Aerospace Systems Conference, (Conf. Proceeding) More Details
  • Reggie J. Caudill and William L. Garrard, 1977, Vehicle-Follower Longitudinal Control for Automated Guideway Transit Vehicles, Journal of High Speed Ground Transportation, pp. 217-244, fall, (Journal Article) More Details, Request PDF
  • William L. Garrard and John M. Jordan, 1977, Design of Nonlinear Automatic Flight Control Systems, Automatica, Vol. 13pp. 497-505, Sept., (Journal Article) More Details, Request PDF
  • William L. Garrard and Reggie J. Caudill, 1977, Dynamic Behavior of Strings of Automated Transit Vehicles, SAE Transactions, pp. 1365-1378, (Journal Article) More Details, Request PDF
  • R. J. Caudill and W. L. Garrard, 1977, Vehicle-Follower Longitudinal Control for Automated Transit Systems, ASME Journal on Dynamic Systems, Measurement and Control, pp. 241-249, Dec., (Journal Article) More Details, Request PDF
  • W. L. Garrard and J. R. Tobias, 1977, Control Algorithms for Optimized Use of Storage for Cooling a Commercial Building, 1st Workshop for the Control of Solar Energy Systems for Heating and Cooling, pp. 175-182, (Conf. Proceeding) More Details
  • W. L. Garrard, 1977, Sensitivity of Dynamic Response of Automated Transit Vehicles to Parameter Variations, Proceedings of the 1977 Joint Automatic Control Conference, (Conf. Proceeding) More Details
  • W. L. Garrard and R. J. Caudill, 1977, Vehicle-Follower Control for Small Automated Transit VehiclesAEM Report 1977-1 More Details
  • R. J. Caudill and W. L. Garrard, 1976, Vehicle Follower Control for Automated Transit Systems, IFAC/IFIP/IFORS Third International Symposium on Control in Transportation Systems, (Conf. Proceeding) More Details
  • W. L. Garrard, R. J. Caudill and T. L. Rushfeldt, 1975, Safety in Small Vehicle Automated Transit Systems, Traffic Safety, pp. 22-24, (Journal Article) More Details
  • W. L. Garrard, R. J. Caudill and T. L. Rushfeldt, 1975, Design of Crashworthy Personal Rapid Transit Vehicles, 3rd International Conference on Personal Rapid Transit, (Conf. Proceeding) More Details
  • W. L. Garrard, R. J. Caudill and W. B. Reed, 1975, Control Considerations for Automated Transit Systems, Proceedings of the 1975 IEEE Conference on Decision and Control, (Conf. Proceeding) More Details
  • S. C. Yang and W. L. Garrard, 1974, A Low Sensitivity, Modern Approach to the Longitudinal Control of Automated Transit Vehicles, ASME Journal on Dynamic Systems, Measurement and Control, pp. 218-228, (Journal Article) More Details, Request PDF
  • W. L. Garrard, 1974, Headway Control for Personal Rapid Transit Systems, Joint Automatic Control Conference, (Conf. Proceeding) More Details
  • V. E. Edwards and W. L. Garrard, 1974, A Comparison of Two Types of Model-Reference Adaptive Autopilots, Joint Automatic Control Conference, (Conf. Proceeding) More Details
  • W. L. Garrard, R. J. Caudill, and T. L. Rushfeldt, 1974, Crashworthiness for High-Capacity Personal Rapid Transit VehiclesAEM Report 1974-1 More Details
  • W. L. Garrard and A. L. Kornhauser, 1973, Use of State Observers in the Optimal Feedback Control of Automated Transit Vehicles, ASME Journal of Dynamic Systems, Measurement and Control, pp. 220-227, (Journal Article) More Details, Request PDF
  • W. L. Garrard and S. C. Yang, 1973, Modern Control Theory in the Design of Automated Transit Vehicles, 7th Annual Princeton Conference on Information Sciences and Systems, (Conf. Proceeding) More Details
  • A. L. Kornhauser, P. M. Lion, P. J. McEvaddy, and W. L. Garrard, 1973, Optimal Sample-Data Control of PRT Vehicles, Proceedings of the 2nd International Conference on Personal Rapid Transit, (Conf. Proceeding) More Details
  • W. L. Garrard and A. L. Kornhauser, 1972, Design of Optimal Feedback Systems for Longitudinal Control of Automated Transit Vehicles, Transportation Research, Vol. 7pp. 125-144, October, (Journal Article) More Details, Request PDF
  • W. L. Garrard, 1972, Sub-optimal Feedback Control for Nonlinear Systems, Automatica, Vol. 8pp. 219-221, (Journal Article) More Details, Request PDF
  • W. L. Garrard, G. Hand and Robert Raemer, 1972, Sub-optimal Feedback Control of a String of Vehicles Moving in a Single Guideway, Transportation Research, Vol. 6, No. 3pp. 197-210,, (Journal Article) More Details, Request PDF
  • W. L. Garrard, 1972, Further Results on the Synthesis of Finite Time Stable Systems, IEEE Transactions on Automatic Control, Vol. AC-17pp. 142-144, Feb., (Journal Article) More Details, Request PDF
  • W. L. Garrard, 1972, On Linear Modeling of Nonlinear Systems, Int. J. Control, Vol. 15, No. 6pp. 1165-1168, (Journal Article) More Details, Request PDF
  • W. L. Garrard, 1972, Sub-optimal Feedback Control of Linear Gyroscopic Systems, Journal of Optimization Theory and Applications. Vol. 10, No. 6, pp. 404-416, (Journal Article) More Details, Request PDF
  • W. L. Garrard, 1971, Sub-optimal Feedback Controllers for Linear Systems with Time Delays, 5th Annual Princeton Conference on Information Sciences and Systems, (Conf. Proceeding) More Details
  • W. L. Garrard, 1970, On the Synthesis of Sub-optimal Feedback Controllers for Linear Systems with Time Delays, 2nd Southeastern Conference on Systems Theory, (Conf. Proceeding) More Details
  • W. L. Garrard, 1969, Additional Results on Sub-optimal Feedback Control of Non-linear Systems, Int. J. Control, Vol. 10, No. 6pp. 657-663, (Journal Article) More Details, Request PDF
  • W. L. Garrard and L. G. Clark, 1969, On the Synthesis of Sub-optimal, Inertia-Wheel Attitude Control Systems, Automatica, pp. 781-789, Nov., (Journal Article) More Details, Request PDF
  • W. L. Garrard, 1969, Finite-Time Stability in Control Systems Synthesis, 4th Congress of the International Federation of Automatic Control, (Conf. Proceeding) More Details
  • W. L. Garrard, 1968, A Method of Sub-optimal Stabilization of Spacecraft Angular Velocity, Int. J. Control, Vol. 8, No. 3pp. 269-273, Sept., (Journal Article) More Details, Request PDF
  • W. L. Garrard and L. G. Clark, 1968, On the Suppression of Limit Cycle Oscillations, IEEE Transactions on Automatic Contro, Vol. AC-13, pp. 454-455, (Journal Article) More Details
  • W. L. Garrard, N. H. McClamroch, and L. G. Clark, 1967, An Approach to Sub-optimal Feedback Control of Non-linear Systems, Int. J. Control, Vol. 5, No. 5pp. 425-435, (Journal Article) More Details, Request PDF
  • W. L. Garrard and J. A. Walker, 1967, Stability of a Class of Coupled Systems, IEEE Trans. Auto. Control, Vol. AC-12, No. 6, pp.786-787, (Journal Article) More Details

Last Modified: 2008-09-19 at 15:01:26 -- this is in International Standard Date and Time Notation