What is that Catchy Tune on My Transformer
Nope. Neither dry nor oil-filled transformers are supposed to be noisy by nature. When you hear noise it is often the result of something from power factor conditions, harmonics, core…
Energy Monitoring Dashboard
Some of our clients use the ECMS-E1 and ECMS-32's for site energy monitoring. The hybrid edge system that we have developed provides the ability to simply create dashboards such as…
Skilled Workforce Observations 2022
In 2018 efforts resulted in the passing of the Perkins Reauthorization which provided $billions in funding for CTE (Continuing and Technical Education) followed by a number of additional funding bills…
Analyzing Transformer Sound with a Phone – Poor Man’s Analysis
So, you are out on a job and there is a noisy transformer - you know, that humming noise that we are all familiar with. However, something doesn't sound quite…
Machine Learning IoT in a Box: Lessons from the SMRP Conference
Lately there has been a lot of discussion about the differences surrounding electric motor prognostics with expert systems and machine learning IoT devices. The difference became glaringly obvious right before…
Interactive Low and High Frequency FFT ESA/MCSA Datasets
Interactive ESA/MCSA spectra at the end of this post. These interactive charts go along with the following https://theramreview.com articles: https://theramreview.com/part-1-whats-behind-mcsa-and-esa-anyways/ https://theramreview.com/part-2-whats-behind-mcsa-and-esa-anyways/ https://theramreview.com/part-3-whats-behind-mcsa-and-esa-anyways/ More can be found in the associated code…
A Quick Demo of MCSA Raw Data in Python Part 3
In Parts 1 and 2 we used 10kHz sampling data in current to take a look at an electric motor. In this part we will look at high and low…
A Quick Demo of MCSA Using Raw Data in Python – Part 2
The data behind the second part of the series on https://theramreview.com. Note: this is for demonstrating the concepts behind MCSA/ESA, vibration and other similar spectral data analysis and should not…
A Quick Demo of MCSA Using Raw Data in Python – Part 1
Done in Jupyter Notebook to demonstrate some of the concepts behind MCSA/ESA/Vibration and any other data of this type. This will be very basic - DO NOT USE for product…
Welcome to MotorDoc’s Data Science, AI, and ML Study Site Launch
MotorDoc LLC personnel have been performing data science, ML and AI projects and similar since the mid-1990s. This site is dedicated to articles involving evaluation of data science, statistics, machine…