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TOPIC:
Re: plywood properties 12 Dec 2013 00:04 #698
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Ha ha ha ha! Classic!
--- In This email address is being protected from spambots. You need JavaScript enabled to view it., russell wilson > > no.. > > regards > > russell wilson, 365,880 hours dyslexic. > > On Thu, Aug 4, 2011 at 3:24 PM, <oneskydog@...> wrote: > > > ** > > > > > > ** > > Russ, > > > > Please use the spell checker my eyes are killing me trying to read your > > posts. > > > > Regards, > > > > Charlie Johnson, 550 hours Hang gliding, 120 mile max distance cross > > country flight. > > Ogden, Utah > > > > In a message dated 8/3/2011 5:50:31 P.M. Alaskan Daylight Time, > > ruzty27@... writes: > > > > > > > > hi kenny > > i had a copple of questions on the 31 st > > > > i understand your reason for balistick....where will you atach the save > > point? > > can i sugest oround the spar with a piggy back connection to you/a > > climbing/maintanance harness. > > > > out of intrest...there is a video on utube of the arco opterex..as always > > iv spelt it wrong but you know what i mean.arckopterex......failing in > > flyte...spar at bottom of loop fails..no fatelity...balistic. > > > > your body weight will be 90 kg i remember you saying..i think you can get > > well under 220 lb,pilot and equipment....but thats fine with your reason > > being to get hevier people in your glider.......most of the gliders iv flown > > have a max of 110 kg pilot weight. > > > > your going for a bigger aircraft right?and its going to have a beefed up > > spar and some carbon parts?......im thinking you will need to go hevier in > > your aircraft weight estimate. > > > > i know you said this is rubbish..i got it from a book on airodynamics/ > > engineering.in flyte the wings are said to cary themselves. > > when you come to calculate your g loading,positive and negative...it will > > be calculated on weight what hangs from the wings only......it is very > > important for you to drop ever ounce from anything that hangs from the wings > > becaus it will moltiply with every g. > > > > at 6 g's a 18lb balistic(example only) will weigh 108 lb....you still need > > to add for mounting hardware and extra lenth to clear wing span. > > > > at 6 g's a 5lb(i just weighed mine..no throw bag or hardware) will weigh > > 30lb my throw reserve has to go to 21.6 g's befor it loads the wings at > > 108lb. > > > > to cater for the extra force the balistic weight gives, you need to build a > > stronger wing and fuse and fuse/wing connections.........so your fuse and > > fuse/wing conections get hevier so now you have to build a stronger wing > > again to carry that and on it goes. > > > > most gliders are 6 positve g and i think 4 negative g. > > > > with a closed canopy..you will put a small window to open for visibility > > incase of icing/fogging/loss of visibility. > > > > the dragon has the windows rolled down for elbo room.....you have a side > > stick.....sitting in a dragon before you start is a must for you as you are > > designing for a larger pilot. > > > > the dragon actualy had an after thaught change...the cockpit was > > widened......you can see the change in a finished glider..it looks like the > > door is the wrong shape for it. > > > > i still think a cliped wing dragon is a better path for a hevier pilot. > > a cliped wing dragon would be an exelent glider for anyone. > > its worth noting that with the help of birds i have followed micro lift > > threads in a paraglider,with three times the sink rate of the dragon..the > > point being you will still be able to use micro lift on a cliped wing > > dragon. > > > > russ. > > > > On Wed, Aug 3, 2011 at 6:57 PM, Kenny <kennyrayandersen@...> wrote: > > > >> ** > >> > >> > >> Personally, I'm going for more of a closed cockpit, so I think the > >> ballistic chute is a better choice and you get 25 Lb credit which nets you > >> another 7 pounds on the airframe (which will probably be needed). I mostly > >> want to make sure I'm adding enough weight that it will be useful for more > >> people 'regular-sized' people rather than the anorexic few... > >> > >> again: > >> > >> What I was going to use for weight (initial) calculations is: > >> 155 airframe > >> 25 ballistic chute (I'm guessing actual weight closer to 18 lb) > >> 220 pilot and equipment. > >> > >> That is 400 fly-away -- anybody see a problem with that? > >> > >> --- In This email address is being protected from spambots. You need JavaScript enabled to view it., russell wilson > >> <ruzty27@> wrote: > >> > > >> > the standard dragon canopy has the windows wound down. > >> > > >> > someone posted some weights pilot,gear,aircraft..for inital > >> > calculations...and asked for opinions.i was asking questions to help > >> with > >> > that request.was that you kenny? > >> > > >> > russ. |
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