Author Archive | Maintenance Technology

341
9:10 pm
September 8, 2014
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Building A Corporate Reliability Program

Here’s how ‘two guys with a passion for reliability’ developed a successful program from scratch for a multi-national company. The details hold value for others. By Joe Park, CMRP, Global Reliability Leader, Novelis, Inc. Novelis is the largest aluminum rolling company in the world and the largest recycler of aluminum globally. Its operations on four […]

243
7:31 pm
September 3, 2014
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Compressed Air Challenge: Maintaining Peak Compressed Air Efficiency

By Ron Marshall, CET, CEM, for the Compressed Air Challenge (CAC) The compressed air system is often ignored when it comes to maintenance. Under normal conditions, the system’s compressors, dryers, filters and pipes draw little attention, in part because they are often located in a far corner of the plant. Yet when there is trouble, […]

204
6:47 pm
September 3, 2014
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MTBF > MTBM

What happens when the maintenance-manager turnaround period is substantially less than the overall departmental mean time between failure? By Randall K. Noon, P.E. Most, if not all, readers of this publication will probably recognize that the term “MTBF“ as shorthand for “Mean Time Between Failures.”  My dog-eared 3rd edition of the Quality Control Handbook edited […]

43
3:55 pm
September 1, 2014
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Viewpoint: Reliability Advancements Over a Generation

By Jim Cahill, Emerson Process Management Rotating equipment has always been a source of unplanned downtime within operations. I know that from experience. I began my professional career in the 1980s working as a systems engineer on offshore oil & gas platforms in the Gulf of Mexico. The rotating equipment we dealt with included turbine […]

89
2:52 pm
August 8, 2014
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Motor Shaft Alignment For Improved Uptime

When building or refurbishing a machine or process unit that incorporates rotating equipment, the importance of properly aligning the components that connect to the motor shaft is understood. But perhaps the many reasons for precision shaft alignment are not. Prüftechnik Alignment Systems (pruftechnik.com) states in a white paper called “Why Alignment” that “reliability starts with precision shaft […]

1093
10:02 pm
August 1, 2014
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Dealing With Motor Failures: Common Causes and Solutions

Protecting motor bearings and windings is the first step in preventing motor failures. By Thomas H. Bishop, P.E., Electrical Apparatus Services Association (EASA) If you want to make a plant manager’s day, just say: “Production’s down because a motor failed.” Fortunately, such situations can usually be overcome with some relatively simple techniques and straightforward solutions […]

403
9:58 pm
August 1, 2014
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Key Elements for Better Infrared Thermography

By R. James Seffrin, Director, Infraspection Institute Successful thermography begins long before actual field work begins. The final results for any project depend upon understanding the task(s) to be performed, selection of equipment, operator skills, inspection techniques and documentation of findings. Failure to understand how these factors contribute to the final conclusions can lead to serious errors. […]

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