A Triple-Redundant Powerplant

Dean Sigler Electric Powerplants, GFC, Hybrid Aircraft, Sustainable Aviation Leave a Comment

Your editor saw this Tweet from Frank Anton, head of Siemens eAircraft: FrankAnton @Frank_E_Anton Oct 9 Hybrid-electric with multiple redundancy: three independent drive units in one engine block. Should a module fail, flight can continue with two remaining components. Scalewings engine exists as concept, development work expected to take three years. This caused your editor to go quickly to the ScaleWings home page, where a beautiful P-51 Mustang in 70-percent scale dazzles.  The airplane is available in Ultralight, Light Sport Aircraft, and Experimental configurations using engines from the UL and Rotax lines up to a Chevrolet LS300, with a supercharged variant offering up to 600 horsepower.  Their brochure, in German or English gives a great overview of the features of this carbon-fiber replica. Scalewings has an even more exciting powerplant on the way, especially for those of us who value our own hides.  Their triple-redundant engine/motor combines a naturally-aspirated four-stroke engine, a turbocharged four-stroke engine, and an electric motor.  If any one …

Sun Flyer 2 to be Powered by Siemens Motor

Dean Sigler Electric Powerplants, Sustainable Aviation Leave a Comment

George Bye has been enjoying a year filled with great expectations (and accomplishments).  With 121 deposits on the Bye Aerospace Sun Flyer 2 from seven countries, the training aircraft needs only two things to make dreams come true for a large number of people – a motor and FAA certification. Siemens Steps In In a joint press release, Bye, CEO of Bye Aerospace, announced a partnership with Siemens that will see the German firm “collaborate on future development of Bye Aerospace’s Sun Flyer 2.” Bye explained, “We are pleased to announce an agreement with Siemens to provide the electric propulsion motor and inverter for the Sun Flyer program.  They will be an active partner through the FAA certification and production phase for the Sun Flyer 2.” Siemens will supply the two-seater with its SP70D motor with a peak output of 90 kilowatts (115 hp.) and a continuous rating of 70 kW (90 hp.).  Bye explained the nice “fit” with the …