Two Minute Tips
Electric Motor Reliability Trifecta – Training Cont’d
Keeping the focus on Trending, in Trending Part 1 we discussed qualitative trending and focused on the change in appearance. This week we switch from qualitative to quantitative trending...
- Noah Bethel
- PdMA Corporation
Stator Mechanical Faults Using Electrical Signature Analysis (ESA)
A stator mechanical fault is created when the stator core becomes loose within the motor frame, or if the windings are loose between the stator slots. A loose stator core or winding over a period of time will cause...
- Mark Koch
- ALL-TEST Pro, LLC
Electric Motor Reliability Trifecta – Trending
For this tip we focus on qualitative trending of data. Remember trend is your friend and by qualitative trending we are talking about a change in the appearance of the data rather than an amplitude value change.....
- Noah Bethel
- PdMA Corporation
Electric Motor Reliability Trifecta – Quality Control Part 3
Trifecta is picking the top three finishers in a horse race, and it can be worth a lot of money. Applying the trifecta theme to motor reliability, the top three applications of test technology to ensure you win big in reliability are Quality Control, Trending, and Troubleshooting…
- Noah Bethel
- PdMA Corporation
Thermal Convection
Many electric motors use thermal convection to keep the motor cool. The greater the surface area of contact, the greater heat transfer ability.......
- Bill Kruger
- ALL-TEST Pro
Electric Motor Reliability Trifecta: Quality Control (Part 2)
“Ready” spare motors are critical to ensure minimum loss of production in the event of an unplanned failure. Warehouse spares must be maintained and tested to ensure they...
- Noah Bethel
- PdMA Corporation
Electric Motor Reliability Trifecta: Quality Control (Part 1)
Trifecta refers to picking the top three finishers in a horse race, and it can be worth a lot of money. Applying that to motor reliability, what are the top three applications of test technology to ensure you win big in reliability? In this tip we will be exploring quality control...
- Noah Bethel
- PdMA Corporation
Determining the Number of Poles and RPM
Give me the number of poles and I can tell you the RPM; give me the RPM and I can tell you the number of poles. This instructional presentation discusses the formulas related to determining theses values...
- Don Donofrio
- The Snell Group
Understanding Crest Factor
Crest Factor is a parameter often displayed with power analysis data for voltage and current. This instructional presentation will give you an understanding of what Crest Factor is...
- Don Donofrio
- The Snell Group