EDN

Field-oriented control by the numbers

{Editor's note: This article originally appeared as a series of blogs in EE Times. It is replicated here in its entirety for the convenience of the EDN community.} Motors are all around us, and an ...
Embedded

Smoothing EV powertrain performance with a field-oriented control algorithm

High-performance motors need a control mechanism that ensures enhanced smoothness, reliability, and efficiency. One of the most apt examples of such an application is the motor used in ...
EDN

Field Oriented Control Using Polar Coordinates

This application note presents space vector control or field-oriented control (FOC) using polar coordinates. It is used for controlling 3-phase alternating current induction motors (ACIM). The ...
Just Auto

BorgWarner gets grant for motor control method using complex vector flux regulation

BorgWarner. has been granted a patent for a method of motor control using a complex vector flux regulator (CV?R). The method involves receiving a modulation index ...
Machine Design

Overcoming vector control challenges

The past few decades have seen a rise in the use of field-oriented control in induction motor applications. One advantage of field-oriented control - or as some call it, vector control - is that it ...
Machine Design

Flux-vector drive keeps laser cool

Visible on this exploded view of the NanoLith 7000 blower assembly are the dual dc motors and MTS Sensorless Drive-Blok controllers. Use of a flux-vector drive was key in fielding a photolithography ...