Hub motor in a single wheel would achieve the same with less weight. On Tue, Apr 21, 2015 at 12:12 AM, Gary Stevenson <[email protected]> wrote:
> Peter, > > In regard to your first critique, please have another CLOSE look at the > information supplied. You will see that the drive motor is located directly > between the two main wheels. On first inspection, this appears to be a very > elegant solution. > > Comments from the forum ??? > > Gary > > > > *From:* [email protected] [mailto: > [email protected]] *On Behalf Of *Peter Champness > *Sent:* Monday, 20 April 2015 7:52 PM > *To:* Discussion of issues relating to Soaring in Australia. > *Subject:* Re: [Aus-soaring] Glow sailplane > > > > I still like the single main wheel, preferably fixed. Simple, cheaper, > robust and can't land wheel up. > > > > Yes it is tipped over at the start of the take off, but wing can be raised > as soon as airspeed is sufficient. which might not take long with the wheel > motor. > > > > Q4. Is the tail wheel stuck on? Seem s like this is a simulation at this > stage. > > > > Turbofan required instead of turbo jet. Unfortunately nothing on the > market yet. > > > > On Mon, Apr 20, 2015 at 7:33 PM, Mike Borgelt < > [email protected]> wrote: > > At 07:24 PM 20/04/2015, you wrote: > > Thanks Mike, > > Q1. Main wheels are very close together. Would a wind tip it over? > Single main wheel and wing tip wheels might be better. > > > > Possibly, but single wheel means it is already tipped over. I've thought > about 2 single wheels a little further apart. More complex mechanism. > > > > Q2. Where is the jet air intake? > > > > Top of fuselage behind canopy. Pop up intake. > > > > > Q3. Is the jet thrust sufficient for climb out? > > > > > > Should be but I'd like a little more while preventing running the engine > at more than 80% thrust for longevity and reliability reasons. > > My rule of thumb is Thrust weight or around .18 to 0.2 so you can get 0.14 > to 0.15 T/W without running engine at 100%. > > Mike > > > > > > > > On Mon, Apr 20, 2015 at 4:43 PM, Mike Borgelt < > [email protected]> wrote: > > VFMG members will have seen this already: http://www.proairsport.com/ > > Looks like PW-5 wings and tailplane, nicer fuselage and some really good > ideas. > > I've though for some time that dual wheels and electric taxiing are a > great idea although I'd have made it a taildragger with steerable tailwheel. > > Mike > > Borgelt Instruments - design & manufacture of quality soaring > instrumentation since 1978 > > www.borgeltinstruments.com > > tel:  07 4635 5784     overseas: int+61-7-4635 5784 > <%2B61-7-4635%205784> > > mob: 042835 5784                : int+61-42835 5784 > > P O Box 4607, Toowoomba East, QLD 4350, Australia > > _______________________________________________ > > Aus-soaring mailing list > > [email protected] > > To check or change subscription details, visit: > > http://lists.internode.on.net/mailman/listinfo/aus-soaring > > > _______________________________________________ > Aus-soaring mailing list > [email protected] > To check or change subscription details, visit: > http://lists.internode.on.net/mailman/listinfo/aus-soaring > > *Borgelt Instruments* - > *design & manufacture of quality soaring instrumentation since 1978 * > www.borgeltinstruments.com > tel: 07 4635 5784 overseas: int+61-7-4635 5784 > mob: 042835 5784 : int+61-42835 5784 > P O Box 4607, Toowoomba East, QLD 4350, Australia > > > _______________________________________________ > Aus-soaring mailing list > [email protected] > To check or change subscription details, visit: > http://lists.internode.on.net/mailman/listinfo/aus-soaring > > > > _______________________________________________ > Aus-soaring mailing list > [email protected] > To check or change subscription details, visit: > http://lists.internode.on.net/mailman/listinfo/aus-soaring >
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