May 28, 2020
If you have a specific NEMA-T frame motor, you can be assured that, regardless of the manufacturer, that specific T frame (for example, a 324T) will have the same shaft length, shaft diameter, and bolt hole mounting dimensions. However, what many people don’t realize is that the physical size of specific T frame motors can …
May 19, 2020
The air gap refers to an actual physical gap in an electric motor that separates the moving rotor and the stator core. This gap is a necessary part of motor design and the size of the air gap is one of the keys to motor performance and reliabilit. The Case for a Correct Air Gap …
April 18, 2020
Bearings account for about 51% of all electric motor failures and the most common sources of failure involve normal wear and tear, lubrication issues, contamination, or electrical damage that affects the bearing surfaces. While rolling element bearings are the most common type of bearing, sleeve bearings are found most often in larger motors that require a …
March 14, 2020
There have been many advances in technology that allow us to gather, analyze, and visualize data. Remote condition monitoring and data communication has evolved over the years to allow massive amounts of information about machinery performance to be transmitted wirelessly and automatically . New developments in artificial intelligence and machine learning have made it possible …
March 4, 2020
Remote condition monitoring is a popular buzzword in industry today — is it time for you to switch? How Remote Condition Monitoring Works Remote condition monitoring allows you to track the condition and performance of all your rotating equipment remotely in real-time and download the data for visualization and analysis. In addition, it can be …
February 21, 2020
Just because your rotating equipment has started vibrating doesn’t automatically mean it needs to be balanced. There are several other issues that may be at work, and a thorough vibration analysis can reveal the true source of the problem. The 80-20 Rule for Balance Issues Your fan is vibrating and the natural assumption you make …
October 30, 2019
Industrial vibration analysis is a measurement tool used to identify, predict, and prevent failures in rotating machinery. When analyzing machine frequency vibrations, (frequency analysis) it is normal to find a number of important frequencies that are directly related to the movement of various parts of the machine. Vibration may influence the durability and reliability of …
September 10, 2019
A philosophy of our company has always been to help whenever we can. We have the resources, experience, and mindset to bring solutions to our customers on almost every motor related issue. Often times we are asked to bring solutions and answer questions to problems in breakdown situations without all of the facts. These breakdown …
July 31, 2019
In the final post in this 8 part case study series, you will see Todd Hatfield explain the final assembly of the 5500HP, 13,200v, synchronous motor in the clip below from a presentation given at the 2018 RPM Symposium. The presentation below covers: Assembling the rotor to the adapter base with the stator Using the steel plate …
July 29, 2019
For part 7 of this series, Todd Hatfield will be explaining the process of creating the adapter base in the 2 videos below. Video one explains the engineering of the adapter base design, while the second video explains the process of mounting the stator to the adapter base. Video 1 describes: Creating a CAD drawing …
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