#12 2010

Shubladze A.M., Guliaev S.V., Shubladze A.A., Olschwang V.R., et al.  Adaptive PIDam controller with minimum number of output signal changes

An adaptive PID controller with minimum number of output signal changes (PIDam) is offered. The adaptation process in the PIDam controller runs in closed loop. Simulation results of control system operation with this controller confirm its high adaptive abilities which ensure the identification of plant`s both steady-state and dynamic variables within the time much shorter than the control system`s response time.
Keywords: PID controller, signal, adaptation, control loop.

Grigoriev L.I., Kalinin V.V., Rusev V.N., Sedykh I.A.  Algorithms and software for the reliability evaluation and monitoring subsystem of supervisory control systems in gas transport

Development and application features of information and analytical reliability evaluation and monitoring system for gas transport supervisory control systems are discussed. A mathematical model for estimating the operation reliability and service quality of a gas-transport system is offered.
Keywords: reliability, monitoring, reliability estimation, condition control, failure accounting, failure rate.

Anisimov D.A., Gridin V.N., Dmitrievich G.D.  CAD systems design based on Web services technology

The problems of Internet technologies application in CAD systems are discussed. A comparative estimate of possible ways of modeling systems design software using Web-services technology is presented.
Keywords: CAD systems, remote databases, modeling, Web services.

Discussing a Subject…
Industrial safety tools and systems
Introduction

Perfection in automation

The paper cites the key issues of ISO 13849-1 standard (Safety-related parts of control systems) which regulates the requirements to configuring and programming of electrical and electronic circuits. The B&R`s solutions for industrial safety are presented.
Keywords: safety, programming, configuring, standard.

New standards and advanceв safety instrumentation from HECTOSYSTEMS

The paper quotes the key issues of EN 954-1 standard related with safety systems design. It discusses the featured properties and advantages of RED BEAM safety instruments from HECTOSYSTEMS (Italy) certified per this standard.
Keywords: industrial safety, design, light barriers, safety relay.

Industrial safety tools from SICK

The standards used in machine safety and operating staff protection are listed. Key features and functionalities of the SICK`s industrial safety equipment are presented.
Keywords: light barriers, photoelectric and mechanical switches, laser scanners.

Industrial safety automation concept from Pilz

Pilz`s concept presumes the development of faster, more flexible and reliable solutions for industrial safety. The integration of control and safety systems will ensure production safety and higher capacity. A case study of Pilz`s project implemented at a packing facility is included.
Keywords: safety, control systems, sensor technologies, PLC and visualization system.

Omron creates industrial safety world

Omron`s products for industrial safety applications are presented.
Keywords: safety systems, sensors, safety enclosures, alarm.

MLD 500 and MLD Series safety devices from Leuze electronic (Germany)

Sulim V.P.  Light barriers in industrial safety systems

The paper discusses the application features of light barriers, their operation principle, safety ratings, installation rules, and operation modes. Performance data of light barriers from DataLogic Automation are presented.
Keywords: light barriers, receiver, emitter, safe distance.

Kukharenko S.Yu.  SIMATIC S7 Fail-Safe: a framework for anti-wreck protection systems

A design concept of an integrated anti-wreck protection system combining process control and safety functions is presented. Basic Failsafe Series hard-/software components from Siemens are discussed.
Keywords: anti-wreck protection, integration, safety, advanced reliability.

Lobanov A.V., Kuznetsov R.G.  Fire-proof cables for broadband data transfer in modern safety and automation systems

Spetskabel Scientific and Production Company has presented a unique KSB and KSBG Series fireproof cables for modern integrated control and safety systems. New cables are intended to ensure system operation during specified time period in fire environment and present fireproof analogs of well-known KIPE and KIPvE interface cables fro RS-485 and Profibus, Foundation Fieldbus, and LonWorks cable series.
Keywords: fireproof cables, safety systems, polyamide film, dangerous plants.

openSAFETY - safety for all!

Zyl` S.N.  Software flaws, functional safety, and IEC 61508

The paper examines software flaws and their effect on functional safety of real-time computing systems. It discusses the problem of software safety estimation by "proven in use" method of IEC 61508.
Keywords: fault-tolerance, reliability, functional safety, flaws, real time, SIL, IEC 61508, availability factor.

Industrial enterprise`s safety in the dangerous world of cyber attacks

The points of process control systems vulnerable to cyber attacks are shown. "Deep protection" strategy as means of safe and reliable control environment is presented.
Keywords: cyber attack, virus, firewall, patch.

Bilyk T.A., Potekhonchenko A.Yu., Datsun N.N.  Data transmission security using message authentication codes

A message authentication code algorithm is offered which ensures the authenticity and integrity of data transmission in confidential user systems. Software implementation of the algorithm and its efficiency analysis are included.
Keywords: message authentication code and authenticity code, key hashing function.

Streltsov D.  Video surveillance at industrial enterprises: problems and their solutions

The challenges faced by enterprise and security managers when developing modern video surveillance systems are overviewed. The present-day capabilities of video surveillance systems making it possible to surmount these challenges are described.
Keywords: video surveillance, video recorder, IP technology, media converter, hybrid systems, video server.

Saenko O.  State-of-the-art video surveillance systems: capabilities and outlook

Modern video surveillance systems are evolving rapidly underpinned by IT advances. Following the improved quality of video data and their processing functionality, the time of video analytics is coming. Already today we can get access to video at any point and time.
Keywords: video cameras, video surveillance systems, video analytics, security systems, technological video surveillance.

Industrial rail video surveillance system

SensorRail rail video surveillance system from ADT Security Services, Inc. is presented. The system enables the combination of security and technological video surveillance functions.
Keywords: security and technological video surveillance, rail system.

Orion Video: a new cycle of video surveillance technology evolution

Modern development lines of video surveillance systems exemplified in Orion Video system from Bolid are presented.
Keywords: video surveillance, integration, mobile monitoring, standard.

Putin S.B., Gudkov S.B., Alekseev S.Yu., Dvoretsky D.S., Khromov A.Yu.  Test bench development for emergency respiratory systems

The paper analyzes the mutual influence "human individual - isolating respiratory apparatus" system elements. The functional principle of an "Artificial Lungs" automated test bench is developed where the accuracy of respiration principles representation is improved due to the oxygen consumption simulation.
Keywords: oxygen consumption simulation block, respiratory gas, isolating respiratory apparatus, respiration simulator, test bench, pulmonary ventilation, respiration depth and rate.

Journal`s Club

A small controller for big tasks or programming and PLC program development

A series of papers discusses the programming features of Phoenix Contact controllers in PC WORX environment. The first paper describes PC WORX and how to configure it for developing the simplest SVETOFOR ("street-light") program.
Keywords: programming environment, controller, simulator.