In last month’s column [“Automatic Pumpdown Systems,” Nov. 5], we talked in general about the automatic pumpdown cycle and why it is the only sure remedy for refrigerant migration to a compressor ...

All motion control systems aim to maneuver loads down paths with a predefined motion. If this intended motion is achieved by comparing actual load motion to desired motion and then making corrections, ...

Description: Analysis and design of control systems. Fundamental concepts of feedback, basic mathematical background, basic control actions and industrial automatic ...

The design of an advanced energy-saving, inverterized motion control system requires designers to deploy various skill sets in order to be able to address the wide range of technical challenges needed ...