W. Koellner

Design and Implementation Issues of Active Front End Based Systems in Mining Draglines

J. Mazumdar, W. Koellner, A. Holweck, 2007, 2007 IEEE Industry Applications Annual Meeting.

A New All AC Gearless Drive System for Large Mining Draglines

W. Koellner, 2006, Conference Record of the 2006 IEEE Industry Applications Conference Forty-First IAS Annual Meeting.

Energy Budget Reduction by Using Ultracapacitors in Mining Converters

J. Mazumdar, W. Koellner, D. Das, 2008, 2008 IEEE Energy 2030 Conference.