• A bearingless coaxial magnetic gearbox 

      Abdel-Khalik, A.S.; Ahmed, Shehab; Massoud A. ( Elsevier , 2014 , Article)
      Recently, magnetic gearboxes (MGBs) are serious contenders to their conventional mechanical counterparts in terms of reduced maintenance requirements, improved reliability, tolerance to mechanical inaccuracies, and inherent ...
    • A coaxial magnetic gearbox with magnetic levitation capabilities 

      Abdel-Khalik, A.; Massoud, Ahmed; Elserougi, A.; Ahmed, S. ( IEEEIEEE , 2012 , Conference Paper)
      Magnetic gearboxes (MGBs) are now a powerful alternative to their conventional mechanical counterparts in terms of reduced maintenance requirements, improved reliability, tolerance to mechanical inaccuracies, and inherent ...
    • Magnetic gearbox with an electric power output port and fixed speed ratio for wind energy applications 

      Abdel-Khalik, A.; Ahmed, S.; Massoud, Ahmed; Elserougi, A. ( IEEE , 2012 , Conference Paper)
      Mechanical gearboxes are typically employed with doubly-fed induction generator-based wind turbines. The main drawback of this solution is the gearbox's reliability and maintenance. Using magnetic gearbox in conjunction ...