Căutare Annals of the University "Dunarea de Jos" of Galati. Fascicle III: Electrotechnics, Electronics, Automation Control and Informatics după Titlu
Afișează articolele 185-204 of 230
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Robots Control by Adaptive Gain Smooth Sliding Observer-Controller and Parameter Identification
("Dunarea de Jos" University of Galati, 2004)An adaptive gain, smooth sliding observer-controller are developed to control uncertain parameters, -degree of freedom rigid robotic manipulators. Furthermore, an on-line, closed loop identification scheme, for time-varying ... -
Robust Control Methods for a Recycle Bioreactor
("Dunarea de Jos" University of Galati, 2001)The paper presents a robust control design strategy for bioprocesses, which are characterized by strongly nonlinear dynamics. More precisely, we present the H2 methodology in order to compute the controller for a recycle ... -
Robust Discrete-Time Adaptive Sliding Mode WMR Trajectory Tracking and Parameter Identification
("Dunarea de Jos" University of Galati, 2004)In this paper a discrete-time adaptive sliding mode controller for three wheels mobile robot (WMR) is presented. The dynamical model with time-varying mass has been taken into account. The sliding-mode controller has ... -
Robust Pid Design for the Deregulated Power System Using HSA
(Universitatea "Dunărea de Jos" din Galați, 2017)The frequency load control system was modeled in the two-area restructured system. In case of a sudden load variation in one area, the system frequency undergoes a corresponding change (normally accompanied by a series ... -
Robust Routing Information Updating in IPV6 Networks
("Dunarea de Jos" university of Galati, 2012)The mechanism that classical routing protocols use to transmit routing updates and to maintain adjacency can be susceptible to packets loss and to bandwidth limitation. We propose a new method for transmitting routing ... -
Secure Analog Data Transmission Based on Rössler Chaotic System Behavior
("Dunarea de Jos" University of Galati, 2000)This paper describes a new methodology for increasing the security of analog data transmission based on a mixture of the original analog signal with one of the state variables of Rössler chaotic system. The method is ... -
Selection of the Diagnostic Hypotheses Through Fuzzy Decizion in Medical Diagnosis System
(The Annals of "Dunarea de Jos" University of Galati, 2008)The paper presents an evaluation of the diagnostic hypotheses’ selection step within the medical diagnosis hybrid system DiaMed. Medical diagnoses are described in DiaMed through fuzzy decision functions that are used ... -
Sift Based Algorithm for Point Feature Tracking
("Dunarea de Jos" University of Galati, 2007)In this paper a tracking algorithm for SIFT features in image sequences is developed. For each point feature extracted using SIFT algorithm a descriptor is computed using information from its neighborhood. Using an algorithm ... -
A Simple Load Power Estimator for Quasi-Direct AC-AC Converter System
("Dunarea de Jos" University of Galati, 2003)In this paper a simple load power estimator for the three-phase quasi-direct acac converter system is reported. Since the ac-ac converter control by means of pulsewidth modulation (PWM) is based on the power balance ... -
Simulation of four Switch PWM AC Chopper Fed Single Phase Induction Motor
("Dunarea de Jos" University of Galati, 2010)To improve the performance of motor drives, there is a need to improve the quality and reliability of the drive system. With the high power handling capability of IGBT, pulse width modulated AC chopper can be used in ... -
A Simulation Platform to Model, Optimize and Design Wind Turbines, the Matlab / Simulink Toolbox
("Dunarea de Jos" University of Galati, 2002)In the last years Matlab / Simulink® has become the most used software for modeling and simulation of dynamic systems. Wind energy conversion systems are for example such systems, containing subsystems with different ... -
Simulation Results of Closed Loop Controlled Interline Power Flow Controller System
("Dunarea de Jos" University of Galati, 2010)The Interline Power Flow Controller (IPFC) is the latest generation of Flexible AC Transmission Systems (FACTS) devices which can be used to control power flows of multiple transmission lines. A dispatch strategy is ... -
Simulation Results of Current Fed Interline Power Flow Controller Using Simulink
("Dunarea de Jos" University of Galati, 2010)Interline Power Flow Controllers (IPFC) have been used to enhance and optimize the use of transmission facilities, under the concept of a Flexible AC Transmission System (FACTS). The main objectives of FACTS are to ... -
Simulation Results of Single Stage AC-AC Converter for Induction Heating
("Dunarea de Jos" University of Galati, 2010)This paper presents simulation of single stage Induction heating system with series Load Resonance. Low frequency AC is converted in to High Frequency Ac using newly developed ZVS-PWM high frequency inverter. This High ... -
Sliding-Mode Adaptive Control of Pioneer 3-DX Wheeled Mobile Robot
("Dunarea de Jos" University of Galati, 2007)Parameter identification scheme and discrete-time adaptive sliding-mode controller applied to Pioneer 3-DX wheeled mobile robot (WMR) are presented in this paper. The dynamical model for mobile robot with one pair of active ... -
Smart Home Prototype Remotely Controlled Through Internet
(Universitatea "Dunărea de Jos" din Galați, 2017)The project aims to implement and use of an autonomous smart home prototype system, to remotely monitor the important parameters like temperature, atmospheric pressure, gas leaks, or burglary -
Software System for Generating, Identification and Simulation of the Biotechnological Processes Models
("Dunarea de Jos" University of Galati, 2001)The paper deals with the development of a software system (BIOCALC) for the modelling, identification and simulation of the biotechnological processes. BIOCALC is based on the algorithm developed by George Bastin and ... -
Some Considerations Regarding the Efficiency of the Electromechanical Motion
("Dunarea de Jos" University of Galati, 2002)Control techniques for servo drive which run at variable speed for prolonged time is developed on the base of minimum energy dissipation in a feed-forward structure. The optimal control laws are determinate using the ... -
Some results on the modelling of TSS manufactiring lines
("Dunarea de Jos" University of Galati, 2000)This paper deals with the modelling of a particular class of manufacturing lines, governed by a decentralised control strategy so that they balance themselves. Such lines are known as “bucket brigades” and also as “TSS ... -
Some Rezults Concerning No-Storage Wide-Diesel Systems Control
("Dunarea de Jos" University of Galati, 2006)This paper deal with the dynamics of an autonomous no storage wind-diesel system, comprising a diesel generator and a controlled wind system with a hypo/hyper synchronous cascade. The objective is to maximize the wind ...