J. Dyn. Sys., Meas., Control: All Topics http://scitation.aip.org/ J. Dyn. Sys., Meas., Control: All Topics On Validation of Extended State Observer Through Analysis and Experimentation http://link.aip.org/link/doi/10.1115/1.4005364 Qing Zheng, Linda Q. Gao, and Zhiqiang Gao<br/> This paper is concerned with the question of, for a physical plant to be controlled, whether or not its internal dynamics and external disturbances can be realistically estimated in real time from its inputoutput data. A positive answer would have significant implications on control system design, b ... [J. Dyn. Sys., Meas., Control 134, 024505 (2012)] published Tue Jan 3, 2012. Damping Injection by Reset Control http://link.aip.org/link/doi/10.1115/1.4005369 Cesareo Raimundez, Antonio Barreiro, and Alejandro F. Villaverde<br/> This paper presents a method for using reset control as an alternative way of obtaining dissipation for a class of port-Hamiltonian systems. One advantage of this approach is the simplicity of its implementation, which requires only a velocity observer. Another advantage is its robustness to modelin ... [J. Dyn. Sys., Meas., Control 134, 024504 (2011)] published Fri Dec 30, 2011. Closed-Loop Dynamic Analysis of a Rotary Inverted Pendulum for Control Design http://link.aip.org/link/doi/10.1115/1.4005358 Hashem Ashrafiuon and Alan M. Whitman<br/> This paper presents an approximate analytical solution for the weakly nonlinear closed-loop dynamics of the sliding phase of a sliding mode controlled rotary inverted pendulum based on the multiple scale method. A locally stable nonlinear sliding mode control law with starting configurations above t ... [J. Dyn. Sys., Meas., Control 134, 024503 (2011)] published Fri Dec 30, 2011. A Neural Network Based Nonlinear Model of a Servopneumatic System http://link.aip.org/link/doi/10.1115/1.4005360 J. Falcao Carneiro and F. Gomes de Almeida<br/> The use of pneumatic devices is widespread among different industrial fields, in tasks like handling or assembly. Pneumatic systems are low-cost, reliable, and compact solutions. However, its use is typically restricted to simple tasks due to the poor performance achieved in applications where accur ... [J. Dyn. Sys., Meas., Control 134, 024502 (2011)] published Fri Dec 30, 2011. Control of Uncertain Nonlinear Systems Using an Uncertainty and Disturbance Estimator http://link.aip.org/link/doi/10.1115/1.4005042 V. S. Deshpande and S. B. Phadke<br/> In this paper, we extend a recently developed method (Zhong and Rees, 2004, Control of Uncertain LTI Systems Based on an Uncertainty and Disturbance Estimator, ASME J. Dyn. Syst., Meas., Control, 126(4), pp. 905910), for controlling uncertain linear systems using an uncertainty and disturbance estim ... [J. Dyn. Sys., Meas., Control 134, 024501 (2011)] published Thu Dec 29, 2011. Optimal Sliding Mode Cascade Control for Stabilization of Underactuated Nonlinear Systems http://link.aip.org/link/doi/10.1115/1.4005367 Kenneth R. Muske, Hashem Ashrafiuon, Sergey Nersesov, and Mehdi Nikkhah<br/> This paper presents an optimal sliding mode cascade control for stabilization of a class of underactuated nonlinear mechanical systems. A discrete-time, nonlinear model predictive control structure is used to optimally select and update the parameters of the sliding mode control surfaces at specifie ... [J. Dyn. Sys., Meas., Control 134, 021020 (2012)] published Thu Jan 12, 2012. Cancellation of Unnatural Reaction Torque in Variable-Gear-Ratio http://link.aip.org/link/doi/10.1115/1.4004577 Sumio Sugita and Masayoshi Tomizuka<br/> Variable-gear-ratio steering, also known as active steering, is an advanced steering technology which enhances the driver's comfort and vehicle operability. However, one big problem, namely the unnatural reaction torque created by the variable actuator, restricts the further practical-use of the var ... [J. Dyn. Sys., Meas., Control 134, 021019 (2012)] published Thu Jan 12, 2012. Probabilistic Control for Uncertain Systems http://link.aip.org/link/doi/10.1115/1.4005370 Randa Herzallah<br/> In this paper a new framework has been applied to the design of controllers which encompasses nonlinearity, hysteresis and arbitrary density functions of forward models and inverse controllers. Using mixture density networks, the probabilistic models of both the forward and inverse dynamics are esti ... [J. Dyn. Sys., Meas., Control 134, 021018 (2012)] published Thu Jan 12, 2012. Using a Galerkin Approach to Define Terrain Surfaces http://link.aip.org/link/doi/10.1115/1.4005271 Heather M. Chemistruck, John B. Ferris, and David Gorsich<br/> Terrain is the principal source of vertical excitation to the vehicle and must be accurately represented in order to correctly predict the vehicle response. Ideally, an efficient terrain surface definition could be developed that maintains the high-fidelity information required to accurately excite ... [J. Dyn. Sys., Meas., Control 134, 021017 (2012)] published Thu Jan 12, 2012. Data-Weighting Based Discrete-Time Adaptive Iterative Learning Control for Nonsector Nonlinear Systems With Iteration-Varying Trajectory and Random Initial Condition http://link.aip.org/link/doi/10.1115/1.4005272 Ronghu Chi, Zhongsheng Hou, and Shangtai Jin<br/> In this paper, a new discrete-time adaptive iterative learning control (AILC) approach is presented to deal with nonsector nonlinearities by incorporating a recursive least-squares algorithm with a nonlinear data weighted coefficient. This scheme is also extended as a d-iteration-ahead adaptive iter ... [J. Dyn. Sys., Meas., Control 134, 021016 (2012)] published Thu Jan 12, 2012. Adaptive Control of Teleoperation Systems With Linearly and Nonlinearly Parameterized Dynamic Uncertainties http://link.aip.org/link/doi/10.1115/1.4005049 Xia Liu and Mahdi Tavakoli<br/> Existing work concerning adaptive control of uncertain teleoperation systems only deals with linearly parameterized (LP) dynamic uncertainties. Typical teleoperation system dynamics, however, also posses terms with nonlinearly parameterized (NLP) structures. An example of such terms is friction, whi ... [J. Dyn. Sys., Meas., Control 134, 021015 (2012)] published Thu Jan 12, 2012. Fault-Tolerant Control for Electric Ground Vehicles With Independently-Actuated In-Wheel Motors http://link.aip.org/link/doi/10.1115/1.4005050 Rongrong Wang and Junmin Wang<br/> This paper presents an in-wheel motor fault diagnosis and fault-tolerant control method for four-wheel independently actuated (4WIA) electric vehicles. The 4WIA electric vehicle is one of the promising architectures for electric vehicles. While such a vehicle architecture greatly increases the flexi ... [J. Dyn. Sys., Meas., Control 134, 021014 (2012)] published Thu Jan 12, 2012. Optimal Sensor Location in Laminated Die System http://link.aip.org/link/doi/10.1115/1.4005035 Jaho Seo, Amir Khajepour, and Jan P. Huissoon<br/> The objective of this research is to identify optimal temperature sensor locations in a laminated die system for the purpose of predicting the temperature distribution throughout the die to control heating and cooling rates. Potential locations (referred to as target nodes) are grouped based on the ... [J. Dyn. Sys., Meas., Control 134, 021013 (2012)] published Thu Jan 12, 2012. Output Information Based Iterative Learning Control Law Design With Experimental Verification http://link.aip.org/link/doi/10.1115/1.4005038 Lukasz Hladowski, Krzysztof Galkowski, Zhonglun Cai, Eric Rogers, Chris T. Freeman, and Paul L. Lewin<br/> This paper considers iterative learning control law design using the theory of linear repetitive processes. This setting enables trial-to-trial error convergence and along-the-trial performance to be considered simultaneously in the design. It is also shown that this design extends naturally to incl ... [J. Dyn. Sys., Meas., Control 134, 021012 (2012)] published Thu Jan 12, 2012. Adaptive Dynamic Surface Based Nonsingular Fast Terminal Sliding Mode Control for Semistrict Feedback System http://link.aip.org/link/doi/10.1115/1.4005373 Hao Li, Lihua Dou, and Zhong Su<br/> This paper focuses on an adaptive dynamic surface based nonsingular fast terminal sliding mode control (ADS-NFTSMC) for a class of nth-order uncertain nonlinear systems in semistrict feedback form. A simple and effective controller has been obtained by introducing dynamic surface control (DSC) techn ... [J. Dyn. Sys., Meas., Control 134, 021011 (2012)] published Tue Jan 3, 2012. The Optimal Control Approach to Dynamical Inverse Problems http://link.aip.org/link/doi/10.1115/1.4005365 Wolfgang Steiner and Stefan Reichl<br/> This paper considers solution strategies for dynamical inverse problems, where the main goal is to determine the excitation of a dynamical system, such that some output variables, which are derived from the system's state variables, coincide with desired time functions. The paper demonstrates how su ... [J. Dyn. Sys., Meas., Control 134, 021010 (2012)] published Tue Jan 3, 2012. Modeling of Atmospheric Turbulence as Disturbances for Control Design and Evaluation of High Speed Propulsion Systems http://link.aip.org/link/doi/10.1115/1.4005368 George Kopasakis<br/> Atmospheric turbulence models are necessary for the design of both inlet/engine and flight controls, as well as for studying integrated couplings between the propulsion and the vehicle structural dynamics for supersonic vehicles. Models based on the Kolmogorov spectrum have been previously utilized ... [J. Dyn. Sys., Meas., Control 134, 021009 (2011)] published Fri Dec 30, 2011. The Modeling of Electrohydraulic Proportional Valves http://link.aip.org/link/doi/10.1115/1.4005362 Davide Cristofori and Andrea Vacca<br/> The present work describes the modeling of a proportional relief valve actuated by an electromagnet. Two models were developed and compared each other: a detailed nonlinear model and its linearized version. The modeling approach presented has a general nature and can be applied to various types of e ... [J. Dyn. Sys., Meas., Control 134, 021008 (2011)] published Fri Dec 30, 2011. Frequency Sweeping With Concurrent Parametric Amplification http://link.aip.org/link/doi/10.1115/1.4005363 Nicholas J. Miller and Steven W. Shaw<br/> In this paper, we explore parametric amplification of multiple resonances in multidegree-of-freedom mechanical systems, and the use of frequency sweeping with a parametric pump to amplify several adjacent resonance peaks. We develop conditions under which it is possible to sweep with direct and para ... [J. Dyn. Sys., Meas., Control 134, 021007 (2011)] published Fri Dec 30, 2011. A Uniform Control Method for Imbalance Compensation and Automation Balancing in Active Magnetic Bearing-Rotor Systems http://link.aip.org/link/doi/10.1115/1.4005279 Jiang Kejian, Zhu Changsheng, and Tang Ming<br/> The undesired synchronous vibration due to rotor mass imbalance is a main disturbance source in all rotating machinery including active magnetic bearing (AMB)-rotor systems. In the AMB-rotor system, imbalance compensation, which causes the AMB actuators to spin a rotor about its geometric axis, and ... [J. Dyn. Sys., Meas., Control 134, 021006 (2011)] published Thu Dec 29, 2011. Decoupling of a Disk Resonator From Linear Acceleration Via Mass Matrix Perturbation http://link.aip.org/link/doi/10.1115/1.4005275 David Schwartz and Robert T. M'Closkey<br/> Axisymmetric microelectromechanical (MEM) vibratory rate gyroscopes are designed so the central post which attaches the resonator to the sensor case is a nodal point of the two Coriolis-coupled modes that are exploited for angular rate sensing. This configuration eliminates any coupling of linear ac ... [J. Dyn. Sys., Meas., Control 134, 021005 (2011)] published Thu Dec 29, 2011. H and Passivity Control via Static and Integral Output Feedback for Systems With Input Delay http://link.aip.org/link/doi/10.1115/1.4005274 Baozhu Du, James Lam, and Zhan Shu<br/> This paper addresses a new approach on H and passivity control via static and integral output feedback controllers of continuous-time linear systems with input delay. By combining an augmentation approach and the delay partitioning technique, criteria for static and integral output feedback H/passiv ... [J. Dyn. Sys., Meas., Control 134, 021004 (2011)] published Thu Dec 29, 2011. Flatness-Based High Frequency Control of a Hydraulic Actuator http://link.aip.org/link/doi/10.1115/1.4005047 Florian Kock and Cornelius Ferrari<br/> This paper presents the design and implementation of a nonlinear feedforward control algorithm for a hydraulic actuator driven by a multistage servo valve. Combined with a conventional feedback control algorithm, high frequencies can be achieved even for large-scale strokes. In addition to the desir ... [J. Dyn. Sys., Meas., Control 134, 021003 (2011)] published Thu Dec 29, 2011. Exhaust Pressure Estimation and Its Application to Detection and Isolation of Turbocharger System Faults for Internal Combustion Engines http://link.aip.org/link/doi/10.1115/1.4005045 Yue-Yun Wang and Ibrahim Haskara<br/> Engine exhaust backpressure is a critical parameter in the calculation of the volumetric efficiency and exhaust gas recirculation flow of an internal combustion engine. The backpressure also needs to be controlled to a presetting limit under high speed and load engine operating conditions to avoid d ... [J. Dyn. Sys., Meas., Control 134, 021002 (2011)] published Thu Dec 29, 2011. Modeling and Control Analysis of a 3-PUPU Dual Compliant Parallel Manipulator for Micro Positioning and Active Vibration Isolation http://link.aip.org/link/doi/10.1115/1.4005036 Y. Yun and Y. Li<br/> In recent years, many applications in precision engineering require a careful isolation of the instrument from the vibration sources by adopting active vibration isolation system to achieve a very low remaining vibration level, especially for the very low frequency under 10 Hz vibration signals. Thi ... [J. Dyn. Sys., Meas., Control 134, 021001 (2011)] published Thu Dec 29, 2011.