What is the purpose of a variable frequency drive? How do they work? And why would we prefer using VFDs over basic motor starters for heavy loads?
What is the purpose of a variable frequency drive? How do they work? And why would we prefer using VFDs over basic motor starters for heavy loads?
Take a step back and check out a bit of the history of motors in the mining industry, from driving compressed air to…
Take a step back and check out a bit of the history of motors in the mining industry, from driving compressed air to generating various DC and AC voltages for mineral transportation.
H-bridge circuits are commonly used to provide current switching capabilities to different electrical components in…
H-bridge circuits are commonly used to provide current switching capabilities to different electrical components in automated systems like motor control circuits, VFDs, and DC/AC current conversions.
Learn in this detailed analysis about the performance of industrial PLC and a prototyping microcontroller to perform…
Learn in this detailed analysis about the performance of industrial PLC and a prototyping microcontroller to perform stepper motor motion control for an arc welding automation project.
We know that PID stands for proportional, integral, and derivative, but have you ever seen exactly how the derivative…
We know that PID stands for proportional, integral, and derivative, but have you ever seen exactly how the derivative term affects the final output signal in a motion control system?
Dynamic braking resistors stop motors more quickly by converting the rotational energy, but how do we select the correct…
Dynamic braking resistors stop motors more quickly by converting the rotational energy, but how do we select the correct one and configure a PowerFlex drive to utilize the resistor effectively?
Using an Arduino Opta PLC, a few off-the-shelf electrical components, and the popular OpenPLC software environment,…
Using an Arduino Opta PLC, a few off-the-shelf electrical components, and the popular OpenPLC software environment, automation control concepts can be built on your own test bench.
Filters and reactors can protect your electrical devices, but what is the difference between these two kinds of devices,…
Filters and reactors can protect your electrical devices, but what is the difference between these two kinds of devices, and are they supposed to be installed before or after a VFD?
Have you ever disassembled a motor and wondered how it rotates? Throughout this article, we’ll discuss electromagnetic…
Have you ever disassembled a motor and wondered how it rotates? Throughout this article, we’ll discuss electromagnetic induction and how magnetic fields can be utilized to generate motion.
Air motors are common in process industries, mainly used in hazardous areas. This article introduces the features and…
Air motors are common in process industries, mainly used in hazardous areas. This article introduces the features and working principles of air motors and the differences between air and electrical motors.
Since their creation, DC motors have become a part of our everyday lives. In this article, we’ll examine the…
Since their creation, DC motors have become a part of our everyday lives. In this article, we’ll examine the differences between various types of field-wound and permanent magnet DC motors.
Electromagnetic devices like motors and transformers rely on electric currents that drive magnetic fields which, in turn,…
Electromagnetic devices like motors and transformers rely on electric currents that drive magnetic fields which, in turn, can drive current on their own. That’s not always a good thing.
Conveyor systems come in all shapes and sizes, with factors like the drive motor and conveyor style influencing the…
Conveyor systems come in all shapes and sizes, with factors like the drive motor and conveyor style influencing the control method. Join us as we dive into the world of automated conveyance.
Many online sources explain how to reverse a 3-phase motor; this article will discuss the electrical principles that…
Many online sources explain how to reverse a 3-phase motor; this article will discuss the electrical principles that define why it works and how the phase relationships determine the rotation direction.
Hairpin motors are becoming popular with electric vehicle manufacturers, but what sets them apart from traditional…
Hairpin motors are becoming popular with electric vehicle manufacturers, but what sets them apart from traditional electric motors? And, if they are so great, why not use them in all applications?
Nidec’s Control Techniques has launched the SI-BACnet IP add-on module for new and existing HVAC drives to help…
Nidec’s Control Techniques has launched the SI-BACnet IP add-on module for new and existing HVAC drives to help communicate between devices and create a connected automated building.
Although DC motor technology has a strong legacy, control strategies vary from simple to complex. Designs must consider…
Although DC motor technology has a strong legacy, control strategies vary from simple to complex. Designs must consider not just the motor, but also the electrical supply and the environment.
Expanding motor drives with I/O is a cost-effective way of increasing local control without burdening the control system.…
Expanding motor drives with I/O is a cost-effective way of increasing local control without burdening the control system. Control Technique’s new SI-I/O 24 Plus expands I/O right on the drive unit.
Learn how to control servo motors from a PLC using Allen-Bradley servos and Rockwell Automation’s Studio 5000 using a…
Learn how to control servo motors from a PLC using Allen-Bradley servos and Rockwell Automation’s Studio 5000 using a simple-to-understand method.
We know what a circuit breaker is meant to do: stop the flow of electricity in case of a fault or failure. But just like…
We know what a circuit breaker is meant to do: stop the flow of electricity in case of a fault or failure. But just like fuses, breakers and overloads respond differently depending on the load.