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Search: Posts Made By: SansAnhedral
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Forum: Rotorheads
21st Oct 2019, 14:29
Replies: 129
Views: 101,444
Posted By SansAnhedral

The V-280 flew more over the past 4 days than the...

The V-280 flew more over the past 4 days than the Defiant has flown in its existence

https://cimg7.ibsrv.net/gimg/pprune.org-vbulletin/1121x406/untitled_93bc629fb174d8162eb2db5f3badf8fac7989998.png
Forum: Rotorheads
7th Oct 2019, 18:22
Replies: 129
Views: 101,444
Posted By SansAnhedral

That was the implication given, but no specifics...

That was the implication given, but no specifics for obvious reasons.

In other news, it appears the V-280 is going to be flying at the Fort Worth Alliance Air Show in 2 weeks.
...
Forum: Rotorheads
2nd Oct 2019, 14:20
Replies: 129
Views: 101,444
Posted By SansAnhedral

It's been on the ground while the PTSB was...

It's been on the ground while the PTSB was running uncovering even more transmission problems, I'm hearing.

This is all before they even approach the real colossal hurdle, which is the vibration...
Forum: Rotorheads
1st Oct 2019, 19:18
Replies: 129
Views: 101,444
Posted By SansAnhedral

Based on the flight path and speed/alt graphs,...

Based on the flight path and speed/alt graphs, looks like pretty aggressive stuff

https://www.flightradar24.com/data/aircraft/n280bh#225074f6
Forum: Rotorheads
26th Oct 2018, 15:23
Replies: 129
Views: 101,444
Posted By SansAnhedral

Good video of V280 demonstration flight in...

Good video of V280 demonstration flight in Arlington

https://www.star-telegram.com/news/local/community/arlington/article220650710.html
Forum: Rotorheads
17th Sep 2018, 18:22
Replies: 129
Views: 101,444
Posted By SansAnhedral

https://www.flightradar24.com/data/aircraft/n280bh...

https://www.flightradar24.com/data/aircraft/n280bh#1de5c001

V-280 flights are showing up FR24 now it looks like

Today had a 1:45 flight @ ~11,500ft flight getting up to 259kt GS, not bad
Forum: Rotorheads
20th Jun 2018, 14:58
Replies: 129
Views: 101,444
Posted By SansAnhedral

First public flight demo ...

First public flight demo

https://www.defensenews.com/land/2018/06/19/bells-v-280-valor-shows-off-agility-speed-in-first-public-flight-demo/

Interesting factoid noticed in this article
Forum: Rotorheads
18th Dec 2017, 19:46
Replies: 129
Views: 101,444
Posted By SansAnhedral

https://d21buns5ku92am.cloudfront.net/67992/images...

https://d21buns5ku92am.cloudfront.net/67992/images/268231-280-1-68ac99-large-1513634579.jpg

Bell V-280 Valor Achieves First Flight - Bell Helicopter (news)...
Forum: Rotorheads
9th Oct 2017, 14:59
Replies: 129
Views: 101,444
Posted By SansAnhedral

"Well protected" perhaps from prying eyes only....

"Well protected" perhaps from prying eyes only. In the event of a birdstrike, the thin fiberglass nacelle fairings might well as be made of a wet paper bag. They will do nothing to attenuate the...
Forum: Rotorheads
1st Sep 2017, 17:24
Replies: 129
Views: 101,444
Posted By SansAnhedral

https://theaviationist.com/2017/08/31/side-view-of...

https://theaviationist.com/2017/08/31/side-view-of-the-first-bell-v-280-valor-next-generation-tilt-rotor-aircraft-prototype/

Better images from The Aviationist
...
Forum: Rotorheads
31st Aug 2017, 16:34
Replies: 129
Views: 101,444
Posted By SansAnhedral

better side view pic here:...

better side view pic here: http://deepbluehorizon.********.com/2017/08/bell-v-280-valor-engine-tests-begin.html

edit: this site's filters do not allow you to use the term "b l o g s p o t" even in...
Forum: Rotorheads
17th Apr 2013, 20:40
Replies: 129
Views: 101,444
Posted By SansAnhedral

Rotating ducted fans, while they make for great...

Rotating ducted fans, while they make for great movie props (think avatar), however the ring is a huge detriment in edgewise flight.

You might have noticed (based upon the pictures) that sometime...
Forum: Rotorheads
17th Apr 2013, 17:15
Replies: 129
Views: 101,444
Posted By SansAnhedral

Can't say I have ever seen anything from Hafner...

Can't say I have ever seen anything from Hafner that approached a tiltrotor. Everything I recall from memory resembled an autogyro. Do you have any links/images?
Forum: Rotorheads
16th Apr 2013, 20:16
Replies: 129
Views: 101,444
Posted By SansAnhedral

Are V22 flight envelope restrictions relevent to...

Are V22 flight envelope restrictions relevent to a completely different aircraft with purported lower downwash (and therefore disc loading)?

Bell claimed that lower disc loading on the BA609...
Forum: Rotorheads
16th Apr 2013, 17:37
Replies: 129
Views: 101,444
Posted By SansAnhedral

Well at the DGW of FVL-M from the BAA and the...

Well at the DGW of FVL-M from the BAA and the apparent rotor radius / solidity from the models, the downwash should be well south of a V22/CH53/HH47 at the very least.
Forum: Rotorheads
11th Apr 2013, 19:51
Replies: 129
Views: 101,444
Posted By SansAnhedral

We appear to be going in circles. Nobody...

We appear to be going in circles.

Nobody suggests a tiltrotor is more cost effective than an X2 at the particular size of S97. Thats precisely why sikorsky went and built that thing unsolicited;...
Forum: Rotorheads
11th Apr 2013, 18:34
Replies: 129
Views: 101,444
Posted By SansAnhedral

Well then you have no baseline with which to...

Well then you have no baseline with which to compare, which was partially my point. Saying that a given tiltrotor is expensive to build and operate is a statement relative to a simple helicopter, not...
Forum: Rotorheads
11th Apr 2013, 14:30
Replies: 129
Views: 101,444
Posted By SansAnhedral

Why do people keep talking about the Raider for...

Why do people keep talking about the Raider for FVL?

It's far below FVL medium size requirements. Sikorsky and Boeing have already shown their concept art.

To date, no ABC/X2 has been built...
Forum: Rotorheads
10th Apr 2013, 21:10
Replies: 129
Views: 101,444
Posted By SansAnhedral

Oh how clever of you, but I think AW had the...

Oh how clever of you, but I think AW had the Avatar Scorpion copy-contest pretty well covered with Project Zero (unless you are merely comparing color):
...
Showing results 1 to 19 of 19


 
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