Defining Brushless DC Motors #4 of 4: An Example

18 Mar Defining Brushless DC Motors #4 of 4: An Example

Defining Brushless DC Motors #4 of 4:

An Example

By John Knott, President of JD Technologies, LLC

In my first three blogs I presented an overview of a simple six-step procedure for defining a permanent magnet BDCM and showed how to establish the relationship between motor sensitivity (Kt) and back emf (Kb),  how to define the relationships between the motor constants and then derive the actual motor constants.  In this, my 4th and final blog in the series I will  give a specific example.

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About Composite Motors Inc.

Since 1965, Composite Motors has been committed to delivering high quality and high precision electronic products for extreme environments. We have met the continuous demand from industry leaders for smaller size, greater functionality, and innovative electronic devices that operate in harsh environments. 

Composite Motors is proud to say that all of our products are made right here on American soil which gives us a unique edge amongst competitors. Apart from producing and using American made components and parts we also pride ourselves on total commitment to excellent customer service.  All of our clients have direct access to top-level employees and will find that our approach allows for flexibility and personalization to every project.


About JD Technologies, LLC

JD Technologies LLC provides premium sales and marketing services to a group of high quality, complementary manufacturers of engineered services and products who serve the aerospace, military & defense, industrial, and medical industries. They develop long term relationships with key customers who value the consultative style of selling and who wish to interface with sales professionals of high integrity. Their approach is to use proven consultative selling techniques. Consultative selling is a collaborative process that leads customers/prospects through an analysis of their current situation to a resulting improvement. For more information on JD Technologies, LLC, their products, services and their consultative selling methodology, visit


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