Burt, C. M., authorGaudi, F., authorPiao. X., authorU.S. Committee on Irrigation and Drainage, publisher2020-06-172020-06-172007-10https://hdl.handle.net/10217/208296Presented at the Role of irrigation and drainage in a sustainable future: USCID fourth international conference on irrigation and drainage on October 3-6, 2007 in Sacramento, California.This paper covers considerations in VFD applications, plus details a study performed by the Irrigation Training and Research Center (ITRC) to determine motor performances under varying speeds (controlled by a VFD) and loads.born digitalproceedings (reports)engCopyright and other restrictions may apply. User is responsible for compliance with all applicable laws. For information about copyright law, please see https://libguides.colostate.edu/copyright.variable frequency drivesenergy efficiencymotorselectricitypumpspower usageirrigationText