Making the Siemens Motor Light and Powerful

Dean Sigler Electric Powerplants, Sustainable Aviation 2 Comments

Siemen’s recently-announced 260 kilowatt (348.5 horsepower) motor has brought several comments,  one from a skeptical blog reader who asked some interesting questions. “VO” or “Volker” comments on Siemen’s claims for the motor, and throws in speculation as to the company’s veracity.  (Note to readers who submit comments: please don’t attribute conclusions not intended by the editor, as in the last sentence of VO’s comment, and avoid speculating on the honorable intentions of those who announce new concepts or projects.) “The first three you mention are kind of concepts but with reasonable or high efficiency. What is the efficiency of the Siemens motor? And whose tech are they using? They have been circling the makers you mentioned for years. Did they license something or steal again? On most you mention, I could find efficiency numbers (Emrax with a whopping 98%?) and more or less detailed specs. I don’t know. Looks like a marketing ploy. “Typically, you would see boasting with efficiency …