Blar i Department of Engineering Sciences på utgivelsesdato
Viser treff 21-40 av 1096
-
Mathematical modeling of a vehicle crash test based on elasto-plastic unloading scenarios of spring-mass models
(Journal article; Peer reviewed, 2010)This paper investigates the usability of spring which exhibit nonlinear force-deflection characteristic in the area of mathematical modeling of vehicle crash. We present a method which allows us to obtain parameters of the ... -
Robust Regulation with an H_infinity Constrain for Linear Two-Time Scale Systems
(Chapter; Peer reviewed, 2010)In this paper, the problem of robust multiobjective control design with an H_infinity constrain is studied for a class of linear two-time scale systems. The design is based on a new modelling approach under the assumption ... -
Scanning Tunneling Spectroscope Use in Electrocatalysis Testing
(Journal article; Peer reviewed, 2010)The relationship between the electrocatalytic properties of an electrode and its ability to transfer electrons between the electrode and a metallic tip in a scanning tunneling microscope (STM) is investigated. The alkaline ... -
Feedback vibration control of a base-isolated building with delayed measurements using h∞ techniques
(Journal article; Peer reviewed, 2010)n this paper we address the problem of vibration reduction of buildings with delayed measurements, where the delays are time-varying and bounded. We focus on a convex optimization approach to the problem of state-feedback ... -
New Delay-Dependent Exponential H-infinity Synchronization for Uncertain Neural Networks With Mixed Time Delays
(Journal article; Peer reviewed, 2010)This paper establishes an exponential H-infinity synchronization method for a class of uncertain master and slave neural networks (MSNNs) with mixed time delays, where the mixed delays comprise different neutral, discrete, ... -
Stability analysis with H∞ performance of production networks with autonomous work systems and time-varying delays
(Chapter; Peer reviewed, 2011)This paper considers the problem of stability analysis with an H ∞ performance for a class of production networks of autonomous work systems with delays in the capacity changes. The system under consideration shares ... -
MR damper hysteresis characterization for the semi-active suspension system
(Master thesis, 2011)This thesis presents the nonlinear MR brake to a semi active suspension system (e.g. of a vehicle suspension). Semi-active control has recently received considerable attention in some years, because its strong potential ... -
Semi-decentralized strategies in structural vibration control
(Journal article; Peer reviewed, 2011)In this work, the main ideas involved in the design of overlapping and multi-overlapping controllers via the Inclusion Principle are discussed and illustrated in the context of the Structural Vibration Control of tall ... -
Mean-square filtering for polynomial system states confused with poisson noises over polynomial observations
(Journal article; Peer reviewed, 2011)In this paper, the mean-square filtering problem for polynomial system states confused with white Poisson noises over polynomial observations is studied proceeding from the general expression for the stochastic Ito ... -
Application of wavelet networks to adaptive control of robotic manipulators
(Lecture Notes in Computer Science;7102, Chapter; Peer reviewed, 2011)In this paper, a wavelet-based adaptive control is proposed for a class of robotic manipulators, which consist of nonlinearities for friction effects and uncertain terms as disturbances. The controller is calculated by ... -
Development of lumped-parameter mathematical models for a vehicle localized impact
(Journal article; Peer reviewed, 2011)In this paper, we propose a method of modeling for vehicle crash systems based on viscous and elastic properties of the materials. This paper covers an influence of different arrangement of spring and damper on the models’ ... -
Modeling, design and experimental study for a quadcopter system construction
(Master thesis, 2011)The popularity of quadcopters are increasing as the sensors and control systems are getting more advanced. The quadcopter is naturally unstable, has a complex dynamic model and six degrees of freedom. Even with four ... -
Adaptive H∞ synchronization of master-slave systems with mixed time-varying delays and nonlinear perturbations: An LMI approach
(Journal article; Peer reviewed, 2011)This paper proposes an adaptive synchronization problem for the master and slave structure of linear systems with nonlinear perturbations and mixed time-varying delays comprising different discrete and distributed time ... -
Active-passive control strategy for adjacent buildings
(Chapter; Peer reviewed, 2011)In this paper, a control strategy to mitigate the vibrational response of adjacent buildings under seismic excitation is presented. The proposed strategy combines inter-building passive actuators with active actuators ... -
Active-passive decentralized H∞ control for adjacent buildings under seismic excitation
(Chapter; Peer reviewed, 2011)In this paper, a control strategy to reduce the vibrational response of adjacent buildings under seismic excitation is presented. The proposed strategy combines passive linking elements with an active decentralized H∞ ... -
H∞ control of Markovian switching systems with time-delays: Applied to DC-DC converters
(Annual Conference of the IEEE Industrial Electronics Society;37, Chapter; Peer reviewed, 2011)The DC-DC switching power converters are highly nonlinear systems. Consequently, the conventional linear controls based on averaging and linearization techniques will result in poor dynamic performance or system instability. ... -
Development of simulation model for virtual testing and design of a riser tensioner system
(Master thesis, 2011)This project contains a study of a wireline riser tensioner system provided by TTS Energy. A mathematical model is derived for both the pneumatic-, hydraulic and the mechanical system. The main motivation for this work ... -
Application of learning pallets for real-time scheduling by use of artificial neural network
(Chapter; Peer reviewed, 2011)Generally, this paper deals with the problem of autonomy in logistics. Specifically here, a complex problem in inbound logistics is considered as real-time scheduling in a stochastic shop floor problem. Recently, in order ... -
Wind turbine modeling using the bond graph
(Chapter; Peer reviewed, 2011)This paper addresses the problem of bond graph methodology as a graphical approach for modeling wind turbine systems. In this case, we consider the modeling of a wind turbine system with individual pitch control scheme and ... -
Optimised assembly mode reconfiguration of the 5-DOF Gantry-Tau using mixed-integer programming
(Journal article; Peer reviewed, 2011)This paper presents a systematic approach based on Mixed Integer Linear Programming for finding an optimal singularity-free reconfiguration path of the 5-DOF Gantry-Tau parallel kinematic machine. The results in the paper ...