2nd Review of Developments in Bearingless Motors

The present publication gives an overview about bearingless motor research by means of literature study, following the objective of enabling researchers in the field to develop a good overview. To that aim, the literature research methods offered by modern search engines and online repositories are not only applied but also explained. The actual overview about the technological developments is provided indirectly through the review of diverse overview publications with excerpts and references to especially noteworthy findings that contribute to a holistic understanding of the bearingless motor technology. From the more recent literature, observed trends are listed and described. The concluding discussion deals with the question on how to learn from the literature basis and reflects the author’s opinions on rewarding future research questions.