The Diamond/Siemens Hybrid Test Bed

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

One should follow Dr. Frank Anton’s Twitter account – or at least check it occasionally.  Dr. Anton is head of Siemen’s Electric Aviation Division and posts new developments regularly.  Siemens is supplying motors to Diamond Aircraft’s prototype hybrid, a tidy tri-motor if you count the engine/generator in the nose of the formerly single-engine airplane. Partnered with Austria’s Diamond Aircraft Industries GmbH, Siemens motors powered an adaptation of their DA40 four-seat airplane.  A Diesel engine/generator in the nose of the formerly single-engine machine charges two 12-kilowatt batteries behind the passenger compartment and provides power to the two Siemens motors on the canard.  The whole thing looks a bit like a large economy-size Cri-Cri. Started in 2013, the project is under the …

Small, Light, and Powerful Paramotor

Dean Sigler Uncategorized 1 Comment

MHP-Profi of Austria has developed a lightweight, 20.1 kg (44.22 pounds) paramotor package that puts out 10 kW (13.4 hp), 50kg (110 pounds) of thrust, and allows 17-25 minutes of power.  Videos show the designer climbing the paramotor smartly, and zipping up and down hills on a bicycle in the beautiful Austrian countryside with the power pack strapped to his back.  Most interesting are the two outrunner motors on stalks that can be arranged either vertically or horizontally.  Each motor has its controller close by, a good design strategy, and swings a large wood propeller readily.  The lithium polymer battery pack, at 9.5 kg (20.9 pounds), offers 30 Amp hours’ capacity.  Batteries can be recharged in two hours, or with an …