Stephen A. Lawrence wrote: > > > Harry Veeder wrote: >> Michel Jullian wrote: >> >>> In spite of, or rather thanks to the ion fan out feature, this design has >>> beaten as I had expected all other lifter designs in terms of thrust per >>> unit >>> area, by a comfortable margin (3 times that of a standard lifter e.g. >>> Naudin's, 1.5 times that of a flat grid De Seversky ionocraft), at the >>> expense >>> of a 40% lower thrust to power ratio. >>> >>> http://www.blazelabs.com/e-exp06.asp >>> >>> Michel >>> >> >> >> >> Can ion wind explain this?: >> >> http://jnaudin.free.fr/lifters/tubular/index.htm >> >> "Note from Jean- Louis Naudin : Congratulations to Greg Vizza and to Francis >> Daran, there experiment proves definitely >> that the main Lifter thrust is the result of an upward force of the aluminum >> armature towards the virtual armature generated >> by the wires." > > If so, then the thing could be put in a large box closed on all sides, > the whole thing placed on a scale, and when the lifter takes off, the > box will get lighter. (Since the things operate indoors they can > obviously operate inside a box!) > > Simple enough check -- much simpler than watching how the tubes shift > around and trying to conclude anything from that.
Great idea. I am not aware of this being tried. > A farmer has a truck full of chickens. Truck weighs 1/2 ton empty, and > the birds weigh an additional 1/4 ton; 3/4 ton total. He comes to a > bridge with a 1/2 ton weight limit. Oh, oh -- what to do... He gets out > of the truck, finds a stick, and whacks the side of the truck. The > chickens all fly into the air inside the truck (so these are chickens > that can fly ... don't get hung up on the details). While they're still > flying around inside the truck, he drives over the bridge. > > Does this work? This is not a good analogy. It is like having a pool water in a sealed container. If you heat the container the water turns into a vapour but the total weight is the same. Harry
