Holding All the (Official) Records

Dean Sigler Electric Powerplants, Sustainable Aviation Leave a Comment

If you go to the Federation Aeronautique Internationale web site, you’ll find only three officially ratified ratified records for Sub-Class RAL1E, Electric-powered Microlights with moveable aerodynamic controls.  They all belong to Jean Luc Soullier and Luxembourg Spécial Aerotechnics – L.S.A., assisted by fellow members Martin Marschner von Helmreich, Fabrice Tummers and Roman Marcinowski, flying their Colomban MC-30 Luciole (Firefly).  The F. A. I. made their February 2 flight achievements official just a few weeks ago. This small group developed the current power system with Electravia, and campaigned the airplane at Sisteron, France for these initial records.  They plan on going higher, faster and farther, including a flight across a significant body of water. Jean Luc shared the following with your editor.  “My culture is facts, no more no less. As we equipped the aircraft [with a] full set of recorders, positive difference was easy to see between before and after setting wing deturbulators: 20% of gain[ed] energy at constant speed …

The Electric Firefly Sets Two World Records

Dean Sigler Electric Powerplants, Sustainable Aviation Leave a Comment

Jean-Luc Soullier has converted Michel Colomban’s two-cylinder internal combustion MC-30 Luciole (Firefly) into an electric aircraft – not without some teething problems, but with plenty of promise.  His group, LSA, Luxembourg Spécial Aerotechnics, consists of Jean-Luc, Martin Marschner von Helmreich, and Fabrice Tummers – and has terrific ambitions. Fabrice, in response to questions about the record attempts, sent the following: “Our target in 2011 is to realize the totality of the world records of the F.A.I. in the category RAL 1E, and cross the Mediterranean Sea.  The first attempt [a speed record] was not ratified by the F.A.I. but the medium speed recorded was 160 kilometers per hour (99.4 mph) over 15 kilometers. (9.3 miles)” With the 118 pounds of batteries now on board, the airplane has more than one hour endurance, but a proposed switch to hydrogen fuel cells will allow six-hour flights and make Mediterranean crossings a breeze.  If the team can keep the motor and controller cool.  Reports …