نتایج جستجو برای: programmable logic controller

تعداد نتایج: 227505  

2010
Dragan Cvetković

This paper presents an overview of possible new concept for modern teaching tool, Universal Programmable Logic Controller (UPLC). UPLC with the PM module and robo-platform represents an excellent experimental basis in the study of robotics. The proposed solutions are based on two years work and research.

2012
F. Padula R. Sandrini

In this paper a PI based adaptive control system is developed to control an organic Rankine cycle power plant. In particular, the control of the turbine speed during the transient between the normal operation mode of the system (connected to the grid) and the islandmode (connected to a stand-alone load) is of main concern. A control algorithm suitable for the implementation on a programmable lo...

2006
P. R. Venkateswaran Jayadev Bhat V. I. George

The concept of fuzzy reasoning has been extended to Petri nets and has been applied for modeling of discrete event systems [1]. However, the theory was not extended to supervisory control of discrete event systems because there is no valid translation for fuzzy Petri nets into ladder logic diagrams. Discrete event systems are time and event dependent and hence digital in nature. However, discre...

2002
Rolf Bernhardt Cornelius Willnow

Accurate simulation provides a significant means for cost reduction during planning and operation of manufacturing installations. Within the projects Realistic Robot Simulation the standards Robot Controller Simulation (RCS) Interface and Virtual Robot Controller (VRC) Interface were defined by international consortia of leading car makers, robot and simulator manufacturers and line builders, w...

1998
Paolo Dadone Hugh F. VanLandingham

A common practice is to design a controller by plant observations (i.e., experiments) and to optimize some of its parameters by trial-and-error. This paper proposes a genetic algorithm for the automation of the search procedure. A chemical process is introduced to explain the proposed approach. The process is controlled by a programmable logic controller (PLC). A genetic algorithm was implement...

New trends and the effect of key factors influence the quality of the holes produced by ECM processes. Researchers developed a fuzzy logic controller by adding intelligence to the ECM process. Maintaining optimum ECM process conditions ensures higher machining efficiency and performance. This paper presents the development of a fuzzy logic controller to add intelligence to the ECM process. An e...

Journal: :journal of medical signals and sensors 0
vahid reza nafisi manouchehr eghbal mohammad reza jahed motlagh fatemeh yavari

fuzzy controllers are being used in various control schemes. the aim of this work was adjusting hemodialysis machine parameters utilizing a fuzzy logic controller (flc) so that patient’s hemodynamic condition remains stable during hemodialysis treatment. for this purpose a comprehensive mathematical model of the arterial pressure response during hemodialysis, including hemodynamic, osmotic, and...

داوود نظری مریم آبادی علیرضا الفی, محمدحسن خوبان مهدی سیاهی,

This paper introduces a novel control methodology based on fuzzy controller for a glucose-insulin regulatory system of type I diabetes patient. First, in order to incorporate knowledge about patient treatment, a fuzzy logic controller is employed for regulating the gains of the basis Proportional-Integral (PI) as a self-tuning controller. Then, to overcome the key drawback of fuzzy logic contro...

Journal: :journal of advances in computer research 2013
aliakbar niknafs

reversible logic circuits have found emerging attentions in nanotechnology,optical computing, quantum computing and low power design. a programmablelogic array (pla) is a universal circuit which is used to implement combinationallogic circuits. the main part of a pla is its and array. in this study we propose twotypes of optimized reversible programmable logic array (rpla) circuits. the firstty...

C. P. Gupta K. A. Naik

In this paper, an interval Type-2 fuzzy logic based pitch angle controller is proposed for fixed speed wind energy system (WES) to maintain the aerodynamic power at its rated value. The pitch angle reference is generated by the proposed controller which can compensate the non-linear characteristics of the pitch angle to the wind speed. The presence of third dimension in the Type-2 fuzzy logic c...

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