When selecting a brush DC motor for an application, there are several basic motor physics principles to consider to produce a safe, well-functioning, sufficiently-powered precision drive system. In this guide, we've provided important methods, formulas & calculations to determine power output of a … [Read more...]
Selecting A DC Motor: Coreless & Iron Core DC Motors
Considering a coreless DC motor for your next application? Can't decide between brush and brushless? Despite their simplicity, selecting a small DC motor for an application can still be a daunting task. This white paper provides an overview of different DC motor technologies and what to consider for … [Read more...]
Understanding How Feedback Encoder Devices Operate
Feedback is used in closed loop systems in applications across all markets to control speed and/or position, and it has an important role in keeping equipment operating smoothly and accurately. This guide provides an overview on open and closed loop systems, hall sensors, and also covers encoder … [Read more...]
How to Prevent Step Losses with Stepper Motors
While stepper motors are an excellent solution for many applications, a key concern is step losses. However, in most instances step losses can be prevented or corrected. It is important to remember that a stepper motor does not operate like a DC motor. There is no working point parameterization, … [Read more...]
How to Select a Brushless DC Motor
If an application requires high speed, quiet operation, low EMI and longevity, then brushless DC technology (BLDC) might be what you’re looking for in a motion solution. While Brushless DC motors have an overwhelming number of advantages, there are also a few counterpoints to be aware of before … [Read more...]
Implementation of Redundancy in a Miniature Stepper Motor
Some of the recent research activities in the area of electric motor drives for critical applications (such as aerospace and nuclear power plants) are focused on looking at various fault tolerant motor and drive topologies. After discussing different solutions, this paper focuses on a miniature PM … [Read more...]
How To Select A DC Motor: Brushed DC Motors
Considering a coreless DC motor for your next application? Can’t decide between brush and brushless? If your application demands a reliable, time-tested, low cost motor, then brushed DC motor technology may be the ideal solution. This white paper provides an overview on the advantages and … [Read more...]
How to Acquire the Best Application Advantage: Using Brushless DC Motors
Brushless motors are used worldwide for its’ basic benefit that optimizes performance per package size - - no other technology can match it. In addition, brushless brings tremendous advantages to many applications, combining the best features and benefits of past successful designs while … [Read more...]
Microstepping: Myths and Realities
The lure of Microstepping a two-phase stepper motor is compelling. Visions of Microstepping a 1.8-degree hybrid stepper motor with 256 microsteps per full step flash in your mind. The resolution of 51,200 microsteps per revolution entices you. You’re glad you don’t own stock in high-resolution … [Read more...]
A Quick Guide To Selecting Encoders and Other Feedback Devices
Worldwide applications use feedback for speed and/or position control. Feedback's important role in the machine is to make sure that the machine delivers performance, precision, and accuracy. The following presents guidelines on how to select feedback for an application. A feedback sensor must be … [Read more...]