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检索条件"主题词=Programmable Logic Controllers"
1815 条 记 录,以下是1521-1530 订阅
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Method for the Development of a Special Railway Interlocking Subsystem
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IFAC Proceedings Volumes 2000年 第9期33卷 471-476页
作者: G. Tarnai B. Sághi Department of Control and Transport Automation Technical University of Budapest Hungary Bertalan 2. Budapest Hungary H-1111 Phone: (+36-1) 463-1013 Fax: (+36-1) 463-3087
In this paper we present some aspects and methods that were applied during the realization of a subsystem of an electronic railway interlocking system. First, the operation of the special 75 Hz track circuit control s... 详细信息
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Program Structure and Diagnostic Aspects in Applications Applied in PLCs
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IFAC Proceedings Volumes 2000年 第1期33卷 161-166页
作者: Andrzej Nowara Miroslaw Chmiel Institute of Electronics Silesian Technical University Gliwice Poland
The main task of control program loaded in any PLC is to ensure proper functionality of the designed machine or technological line. From the diagnostic and maintenance point of view the same program is to ensure fault... 详细信息
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Heterogeneous Interconnection of the QNX Systems and PLC in Distributed Control Systems
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IFAC Proceedings Volumes 2000年 第1期33卷 251-254页
作者: Jiří Kotzian Vladimír Kašík Vilém Srovnal Faculty of electric engineering and computer science VSB-TV Ostrava Department of measurement and control 17. listopadu 15 70833 Ostrava-Poruba
In the following article the project of solution of distributed control system is described in which the operating system QNX in the connection with industrial bus CAN and industrial controllers PLC is used. Two ways ... 详细信息
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Comparison of Different Modeling Approaches in Simulation of programmable logic Controller
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IFAC Proceedings Volumes 2000年 第13期33卷 301-306页
作者: P. Meunier B. Denis J.-J. Lesage Laboratoire Universitaire de Recherche en Production Automatisée ENS de Cachan 61 avenue du Président Wilson F-94235 Cachan Cedex France-http://www.lurpa.ens-cachan.fr - Tel: 33 1.47.40.27.62 Fax: 33 1.47.40.22.20
To design the control of automated systems, the designer must evaluate the performances of various solutions. Our research deals with the evaluation of distributed control architecture. We have chosen Colored Timed Pe... 详细信息
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An automatist’s view on the Romanian metallurgy
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IFAC Proceedings Volumes 2000年 第22期33卷 119-123页
作者: Serban Motoiu Petre Matei Sabin Stamatescu Stefan Chihaia ASTI CONTROL SA Romania Uzinsider Engineering SA Romania
Romania is not only a country with an important metallurgical tradition. Romania’s metallurgical industry applied all major technology developments short time after or even before other traditional sites. Nowadays a ... 详细信息
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The Impact of an Integrated Solutions Philosophy on Control Systems at Papelera del Plata Paper Mill
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IFAC Proceedings Volumes 2000年 第25期33卷 11-16页
作者: Santiago Parlapiano INSTITUTO SUPERIOR DE FORMACION TECNICA N 187 Ubaldo Femlmdez 836 - (2800) Zilrate - Buenos Aires -ARGENTINA TelefonolFax: OQ-54-3487-420762
Recently, La Papelera del Plata implemented the Paper Machine IT project in zarate, Buenos Aires. The integration of control system with supervisory sensor based systems, actuator systems, PLC systems and drives was c... 详细信息
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Control of the Bouncing Ball Laboratory Experiment with an Allen-Bradley PLC
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IFAC Proceedings Volumes 2000年 第31期33卷 105-110页
作者: B. Hrúz K.-I. Kopčok Š. Kozák H.P. Jörgl Department of Automatic Control Systems Slovak Technical University Ilkovicova 3 SK-81219 Bratislava Slovakia Tel: +421 7 60291698 Institute for Machine and Process Automation Vienna University of Technology Gußhausstraße 27-29 A-l040 Vienna Austria Tel. +43 1 ***
This paper describes a mechanical system with a bouncing ball, it’s parameters, mathematical model and control design process using a programmable logic controller. This system is very good object for the demonstrati... 详细信息
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Interpreted Petri Net Approach for Design of Dedicated Reactive Systems
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IFAC Proceedings Volumes 2000年 第6期33卷 187-192页
作者: Marian Adamski Marek Wegrzyn Technical University of Zielona Gora Computer Engineering and Electronics Department ul. Podgorna 50 65-246 Zielona Gora POLAND
In the paper a structured synthesis method based on the direct mapping of hierarchical interpreted Petri nets into field programmable logic is presented. The described methodology is especially useful for designing of... 详细信息
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Smaller PLCs retain popularity
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Control Engineering 2000年 第3期47卷 2pp页
作者: Anon
Though the controller landscape is a place of constant change, PLCs have not yet been replaced by PCs. One glance at products released lately shows PLC manufacturers have adapted to threats from PC-based, `open', ... 详细信息
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PC based control and the manufacturing information infrastructure
ISA TECH/EXPO Technology Update Conference Proceedings
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ISA TECH/EXPO Technology Update Conference Proceedings 2000年 399卷 37-44页
作者: Gee, Dave Steeplechase Software Inc
There is an ironic, but very common occurrence in factories today. The Information Systems (IS) manager can, from his desk, tell whether any printer worldwide is out of paper - but he cannot tell if the production mac... 详细信息
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