Our readers agree that it is generally most fuel-efficient to maintain a constant speed while driving up and down hills – but ...

For a chiller using a CSD, impeller speed does not vary and is constant for all the load conditions. This necessitates throttling, which gives rise to the observed 17% loss in specific power ...

The MagnaDrive Adjustable Speed Drive (ASD) is based on the principles of standard AC eddy current variable speed drives but does not need an AC motor to create the electromagnetic fields. The ...

Potential energy savings in electrical drives can now be calculated online by using a calculation tool called Sinasave from Siemens Automation and Drives (A&D). The program calculates the savings that ...