Thank you.
On Sun, Apr 14, 2024 at 7:01 AM <krnet-requ...@list.krnet.org> wrote: > Send KRnet mailing list submissions to > krnet@list.krnet.org > > To subscribe or unsubscribe via the World Wide Web, visit > https://list.krnet.org/mailman/listinfo/krnet > or, via email, send a message with subject or body 'help' to > krnet-requ...@list.krnet.org > > You can reach the person managing the list at > krnet-ow...@list.krnet.org > > When replying, please edit your Subject line so it is more specific > than "Re: Contents of KRnet digest..." > > > Today's Topics: > > 1. Vne for the Freebird (Steve Loebs) > > > ---------------------------------------------------------------------- > > Message: 1 > Date: Sun, 14 Apr 2024 00:59:36 -0700 > From: Steve Loebs <steve.lo...@gmail.com> > To: KRnet <krnet@list.krnet.org> > Subject: KRnet> Vne for the Freebird > Message-ID: > < > cahxrf0whij4tmrtdxkyvt2ejemgj_sfqabxn3xyv_vhmumz...@mail.gmail.com> > Content-Type: text/plain; charset="utf-8" > > After reading these two articles about Vne... > > https://www.vansaircraft.com/wp-content/uploads/2019/01/hp_limts.pdf > > https://www.aviationsafetymagazine.com/features/vne-revisited/ > > ...and after reading on the landing page of krnet.org the following: > > "Jim Hill's KR2 doing 200mph flyby at Hazel Green airport..." caption under > a pic of winter flora (cool air assumed) and the plane about 20' AGL and > well under 1000' MSL, and; another caption that reads "This is Troy > Petteway's O-200 powered KR2. It will do 230 mph flat out". > > So, my question is how are you guys defining Vne? IAS or TAS? > > How did the 200 mph number come about for Vne? Is that conservative? With > the Freebird plans recommending a tapered airfoil from AS5048 to AS5045 (I > assume) and reading that it will increase the spar strength by roughly 17%, > is the Vne of 200 mph going to be revised up? Will there be modifications > to the tail section and control surfaces to handle a higher Vne (relative > to the original KR2 specs)? > -------------- next part -------------- > An HTML attachment was scrubbed... > URL: < > https://list.krnet.org/mailman/private/krnet/attachments/20240414/ce3462a8/attachment-0001.htm > > > > ------------------------------ > > Subject: Digest Footer > > -- > KRnet mailing list > KRnet@list.krnet.org > https://list.krnet.org/mailman/listinfo/krnet > > > ------------------------------ > > End of KRnet Digest, Vol 491, Issue 1 > ************************************* >
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