Power Factor (PF) is a measure of how a load draws power from the source. When the current phasor leads the voltage phasor, PF is leading and when the current phasor lags the voltage phasor, PF is ...

Those four big 400HP motors that drive your air compressors are inductive loads that need their own power factor correction. If power factor at the load is 80%, that means you can’t use 20% of the ...

Low power factor reduces an electrical system’s distribution capacity by increasing current flow. Therefore, having a low power factor is inefficient and expensive. But what is power factor and what ...

(Editor's Note: Since this article appeared online, a reader submitted some interesting comments, and there was a response to those comments as well. Scroll down, below the “About the author” section, ...

• Electrical power sources supply two types of power to inductive loads: real power in kW and reactive power in VAR. • Power-factor correction circuits can be either an individual style or of the bank ...

Digital power designs are now even easier with two new development kits from Texas Instruments Incorporated. The TI C2000™ microcontroller (MCU) offers best-in-class efficiency, power factor (PF) and ...

Providing modern electronic devices with a diet of healthy power is not straightforward. Small AC-connected equipment often uses a capacitor-input filter following a half- or full-wave rectifier.

When a large motor (or critical one) fails, a postmortem of the motor is never a bad idea. It should be standard operating practice. But while that work is being done at the motor shop, what about the ...