Top Control Engineering articles, March 2011

Most visited Control Engineering articles during March 2011 included 9 tips for better industrial SCADA communications, help for DCS operating displays designs, alarm rationalization, and cataloging loop drawings, among other articles. See links.

04/04/2011


Tips and Tricks - Control EngineeringMost visited articles at www.controleng.com during March 2011 included 9 tips for better industrial SCADA communications, help for DCS operating displays design, alarm rationalization, and cataloging loop drawings, among other articles. Descriptions of each and links follow, with some images.

Graphs show frequency hopping spread spectrum (left) and direct sequence spread spectrum. Courtesy of FreeWave Technologies.

9 tips for better industrial SCADA communications - Tips & Tricks: Wireless technologies can improve supervisory control and data acquisition applications. Match technologies to your needs, reduce costs, consider a hybrid approach, and heed six more pieces of advice. See graphic, table.

Control Engineering Engineers' Choice Awards 20112011 Engineers’ Choice Awards - Spotlight on Innovation - Cover story: Best automation, control, and instrumentation products in 30 categories.

Gray Backgrounds for DCS Operating Displays? With all the sophisticated and cool graphic capabilities available today, why does the ASM Consortium recommend such muted and boring colors? The answer involved the human factors behind the selections.

How to choose wireless technology for industrial applications - Wireless technologies are being adopted for simple monitoring, control to supervisory control and data acquisition. Wireless provides reliable data communications in interference-heavy environments. Information follows to help choose the best wireless technology for an industrial application.

Malarm rationalization, alarm optimization, alarm management, Control Engineering, cover storyanaging alarms using rationalization - When it’s easy to implement alarms, too many often make the list. Alarm rationalization helps you control and optimize the selection. This is the March Control Engineering cover story. See tables, examples.

Cataloging loop drawings, tags in a spreadsheet - How a refinery used Excel to document its automation infrastructure during a DCS upgrade. Some simple tools can keep it all in order.

Advanced motor design: New Motors Reach New Applications - Permanent magnets, axial, transverse, and radial flux designs optimize torque, power, efficiency, size, weight, and other motor performance parameters, as explained in this February Control Engineering feature article. Reader feedback added on Feb. 16.

Technology Update: Why WirelessHART? With other industrial wireless WirelessHART uses a mesh topology, which simplifies the design and deployment of the wireless network.communications options available, process industry engineers may ask, ‘What is WirelessHART, and what is it good for?’

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