Research ArticleOpen accessEvery word in the titleReal-Time Optimal Control for Rotary Inverted PendulumViroch Sukontanakarn, Manukid ParnichkunProblem statement: The rotary inverted pendulum system was a highly nonlinear model, multivariable and absolutely unstable dynamic system. It was used for testing various design control techniques and in teaching modern control. The objectives of this study were to: (i) Develop a real rotary inverted pendulum which derived the mechanical model by using Euler-Lagrange and (ii) Design controller algorithm for … …American Journal of Applied Sciences, Vol. 6, Issue 6 · 30 Jun 2009 · 7,846 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleReal Time Implementation of NARMA-L2 Control of a Single Link ManipulatorS.S. Mokri, H. Husain, W. Martono, A. ShafieNonlinearities and parametric uncertainties are unavoidable problems faced in controlling robot manipulator. A single link manipulator driven by a permanent magnet brushed dc motor is a nonlinear dynamics due to effects of gravitational force, mass of the payload, posture of the manipulator and viscous friction coefficient. Furthermore, uncertainties arise because of changes of the rotor resistance with temperature and random … …American Journal of Applied Sciences, Vol. 5, Issue 12 · 31 Dec 2008 · 7,761 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleOn Optimistic Concurrency Control for Real-Time Database SystemsAmer A. AliThe performance of database transaction processing system can be profoundly affected by the concurrency control method employed since it is necessary to preserve database integrity in a multi-user environment. In addition to satisfying the consistency requirement as in traditional database system, real-time database systems must also satisfy timing constraints. In this study we present a virtual run policy for the … …American Journal of Applied Sciences, Vol. 3, Issue 2 · 28 Feb 2006 · 6,901 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleReal-Time Fuzzy Logic Control of Two-Link Flexible ManipulatorsJimoh Olarewaju Pedro, Juan-Paul HynekThis study investigates the development of a Fuzzy Logic Controller (FLC) for tracking a sinusoidal wave trajectory and suppressing the vibration of a Two Link Flexible Manipulator (TLFM). The TLFM was modeled using Lagrange's formalism and the Assumed Mode Method (AMM). A three-part apparatus consisting of a TLFM mathematical model, a real-world TLFM, and control software was designed and implemented. … …Journal of Mechatronics and Robotics, Vol. 7, Issue 1 · 11 May 2023 · 6,169 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleDevelopment of a Fuzzy Logic Controller for Real-time Energy Optimization of a Hybrid vehicleSk. Khairul Hasan, Anoop Kumar DhingraThe ability to combine positive features of an internal combustion engine with those of an electric motor has been fundamental to the advancement of the high-performance energy-optimized hybrid vehicles. However, due to a lack of reliable and realistic hybrid vehicle models, much of the hybrid vehicle controller research has been limited to computer simulations. To overcome this shortcoming, this paper … …Journal of Mechatronics and Robotics, Vol. 4, Issue 1 · 21 Oct 2020 · 6,950 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleRECONFIGURING EVOLVED CIRCUITS USING CONTROLLER: A REAL TIME APPROACHB. Hari Krishna, S. RaviFPGA is a device that contains a matrix of reconfigurable gate arrays that can implement different complex functions and also vary structurally. In this study, a novel method of reconfigurable circuit switching action is done with the help of a controller. BPSK Modulation application is chosen to demonstrate the reconfigurable action. When an event occurs the context/core switching is done … …Journal of Computer Science, Vol. 10, Issue 3 · 2 Dec 2013 · 6,372 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleField Programmable Gate Array -Based System-on-Chip for Real-Time Power Process ControlAhmed Karim Ben Salem, Slim Ben Othman, Slim Ben SaoudProblem Statement: Nowadays Real-Time (RT) embedded control applications require not just higher performance but more flexibility as well without increasing cost and resources. Approach: In this study we presented a promising co-design and implementation of control solution. We developed flexible solution using software control algorithms coupled with an embedded RT kernel on powerful embedded processor cores, combined with reconfigurable logic … …American Journal of Applied Sciences, Vol. 7, Issue 1 · 31 Jan 2010 · 7,455 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleError Resistant Real-Time Transport Control ProtocolS. Shahbazi, K. Jumari, M. IsmailProblem statement: Real-time Transport Control Protocol (RTCP) protocol has been the subject of various criticisms due its problematic performance in large-scale networks. S-RTCP is a protocol with high potential as it has proved to be able to solve many problems of RTCP. It has numerous flaws on its own. This study aimed at dealing with flaws of S-RTCP and improving … …American Journal of Engineering and Applied Sciences, Vol. 2, Issue 4 · 31 Dec 2009 · 7,087 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleReal-time Optimistic Concurrency Control based on Transaction Finish DegreeHan Qilong, Hao ZhongxiaoConcurrency control is one of the main issues in the studies of real-time database systems. Optimistic concurrency control algorithms have the attractive properties of being non-blocking and deadlock-free. However, they have the problems of late conflict detection and transaction restarts. Although the number of transaction restarts is reduced by dynamic adjustment of serialization order in real-time database systems, they are … …Journal of Computer Science, Vol. 1, Issue 4 · 31 Dec 2005 · 6,688 accessesView PDFCite
Research ArticleOpen accessEvery word in the titleReal Time Hybrid Controller Implementation for Switched Reluctance Motor DriveS. Paramasivam, R. ArumugamThis study presents the real time hybrid controller implementation for a Switched Reluctance motor Drive. The developed hybrid control law consists of Proportional Integral (PI) controller at steady state, PI-type fuzzy logic controller (FLC) at transient state and a simple logic controller between steady and transient states to achieve desired performance at various operating conditions under soft chopping operation. The … …American Journal of Applied Sciences, Vol. 1, Issue 4 · 31 Dec 2004 · 7,240 accessesView PDFCite