In cooperation with Austin Energy and the City of Austin, Austin, Texas-based Ideal Power Converters (IPC) is demonstrating its low-harmonic, utility-friendly variable frequency drive (VFD) on a 15-hp ...

The filterportion of VLT Low Harmonic Drives has the same working principle as a set ofnoise cancelling headphones, where the noise or distortion is measured and acomputer phase signal is imposed to ...

MELBOURNE, Australia, Oct. 27, 2025 /PRNewswire/ -- ABB, in collaboration with IPD, is transforming the data centre landscape with cutting-edge ultra-low harmonic (ULH) variable speed drives (VSDs), ...

Variable speed drives (VSDs), sometimes also known as variable frequency drives, are electronic devices used to regulate the speed of an ac induction motor. Electric motors consume approximately 25% ...

The power quality of electrical distribution systems has a drastic effect on power regulation and consumption. Power quality includes all aspects of events in the power system that deviate from normal ...

What is a variable frequency drive? Heating, ventilation, and air conditioning systems' air supply used to be constant volume into a space. Now a variable air volume control is being used to provide ...

Harmonic drive systems represent a class of high‐precision, compact gear mechanisms built on the principle of strain wave transmission. Their unique design incorporates a flexible toothed component – ...

Introduction – Because of their typically fast edge rates, crystal oscillators can generate a large number of high-order harmonics. Figure 1 indicates a generalized trapezoidal digital signal. The ...

The ACS580 UL Type 4X drive is a new member in ABB’s all-compatible drive portfolio. It is fully sealed and IP66 rated, providing corrosion resistance for use in indoor and outdoor environments. The ...