Running a Mile in Very New Shoes

Dean Sigler Electric Powerplants, Sustainable Aviation Leave a Comment

The Lola-Drayson LeMans Prototype (LMP) did not make it to this year’s LeMans race at the Sarthe track, but did make its racing debut at another prestigious motorsports event – the Goodwood Festival of Speed Hill Climb in England.  Nowhere near as long or treacherous as America’s Pikes Peak event, the race is a good test of acceleration, handling and sheer power, which the car displayed with great style. http://www.youtube.com/watch?v=sd-vAq4IDRA Lord Paul Drayson, a former science advisor to the Crown, drove the B12/69EV, a car crammed with new technologies, many of which have been reported on in this blog, and which have potential applications in aircraft.  He also set a new record for electric cars in the climb, doing a …

Whither Are We Drifting?

Dean Sigler Electric Powerplants Leave a Comment

Oxford University graduate students have been working on a yokeless and segmented armature (YASA) motor for the last several years.  The unique construction simplifies the motor and provides a lightweight (11 kilogram – 23.2 pound) unit that, as shown, puts out 40 kilowatts (53.6 horsepower).  Computer simulations show the motor could put out up to 150 horsepower, over six horsepower per pound, although the current version is being held to no more than 75 kW. Originally intended for the Morgan Lifecar, a hydrogen fuel cell powered retro-styled disguise for futuristic high technology, a pair have been mounted to drive the rear wheels of a Westfield Lotus 7 replica.  This extremely light sports car is also a retro ride, having been featured as …