Author Archive | Maintenance Technology

6:34 pm
August 6, 2015
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Cool Advice On Hot Motors

Increased operating temperatures damage motors. Protection starts at the source. By Jim Bryan, Electrical Apparatus Service Association (EASA) The effects of excessive temperature on motor performance are notorious. After moisture, they are the greatest contributor to bearing and winding failures. Understanding the source of increased temperature is key to correcting the problem and improving the reliability of […]

5:36 pm
August 6, 2015
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Workforce Development: Trial-and-Error Learning

By Todd W. Stafford, Executive Director, Electrical Training Alliance Past installments of this column have explored the game-changing nature of apprenticeship, coupled with the use of technology and the impact it has on effective learning. This month, we examine the effects of digital technologies/environments on apprenticeship-training models. For truly effective programs, creators of apprenticeship training courses must […]

8:10 pm
July 10, 2015
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Drive Strategy With Performance Metrics

Use this culture- and target-based method to unlock the hidden value of your measurements, and holistically improve your manufacturing operations. By David A. Rosenthal, P.E., CMRP For most companies, manufacturing strategy focuses on safety, cost, quality, productivity, reliability, delivery, and flexibility. Those elements are measured through performance metrics. Metrics help determine the achievement of goals for the […]

6:52 pm
July 10, 2015
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Boosting Your Bottom Line: PMAC Motors Optimize Systems

By Walker Larsen, Program Manager Consortium for Energy Efficiency (CEE) Proper selection and sizing of motors, controls, transmission, and application equipment, as well as good operations and maintenance practices, help you get the most out of your electric-motor-driven systems. Now, facility operators have opportunities to optimize system performance, thanks to the growing availability of high-efficiency motor technologies packaged […]

1:45 pm
June 15, 2015
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Live Updates From the IEEE Pulp & Paper Industry Technology Conference

Maintenance Technology’s managing editor Jane Alexander reports this week from IEEE’s 61st Pulp & Paper Industry Technology Conference in Milwaukee, WI. Presented by the Industry Applications Society of IEEE (Institute of Electrical and Electronics Engineers), this event is highlighting information that holds value for end users across all process industries. Check back for some of […]

6:32 pm
June 12, 2015
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Compressed Air Challenge: Avoid VSD-Compressor Control Gap

By Ron Marshall, CET, CEM for the Compressed Air Challenge (CAC) One of the hottest topics in the compressed-air energy-efficiency field is the variable-speed-drive (VSD) screw compressor. Since this unit’s acceptance in the industry several years ago, all major manufacturers have developed a line of compressors that control compressor output pressure by varying the speed of the compression element. […]

4:40 pm
June 12, 2015
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Friction, Fluid Optimize High-Inertia Systems

By Greg Cober, Altra Industrial Motion Centrifugal clutches and fluid couplings allow maximum torque delivery in high-inertia-load applications with less energy and smaller motors. High-inertia loads are common in a wide range of mining, bulk conveying, and other industrial processes. Centrifugal clutches and fluid couplings reflect mature technologies that are still used in these types of high-performance […]

3:00 pm
June 12, 2015
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Improved Culture Cuts Downtime

By Shadrach A. Stephens, The Dow Chemical Co. Infusing cultural improvements into reliability strategies helped Dow’s Deer Park, TX, operations realize an 85% improvement in unplanned instrument-related downtime. As management philosopher Peter Drucker once described it, “Company culture is like country culture: Never try to change it. Instead, work with what you have.” That’s what we’ve done […]