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Search: Posts Made By: boisbrule
Showing results 1 to 9 of 9
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Forum: Military Aviation
13th Jul 2020, 20:54
Replies: 46
Views: 9,120
Posted By boisbrule

I have understood for many years that the person...

I have understood for many years that the person responsible for persuading the RAF to move to an 8 gun fighter armament was Air Marshal Sir Ralph Sorley, a squadron leader in 1934. The Wikipedia...
Forum: Rumours & News
13th Oct 2019, 05:00
Replies: 56
Views: 19,879
Posted By boisbrule

Water vapour as a greenhouse gas

Yes, water vapour is the most powerful greenhouse gas in one sense. John Tyndall discovered the basics in the 1850s. The Wikipedia article "greenhouse gas" says that water supplies 36-72% of the...
Forum: Rumours & News
12th Oct 2019, 03:13
Replies: 56
Views: 19,879
Posted By boisbrule

Some decades ago I read an article that seemed...

Some decades ago I read an article that seemed technically respectable (can't remember where, possibly Scientific American) which said that liquid hydrogen fueled aircraft would start to become...
Forum: Passengers & SLF (Self Loading Freight)
22nd Nov 2018, 00:05
Replies: 28
Views: 4,935
Posted By boisbrule

PDR1, I think what the designer wants is not zero...

PDR1, I think what the designer wants is not zero lift from the fuselage, but that the lift from the fuselage is what would be delivered by the adjacent bits of wing if they were projected across the...
Forum: Tech Log
13th Apr 2017, 12:35
Replies: 0
Views: 1,067
Posted By boisbrule

Flight turbulence could increase significantly with more CO2 in atmosphere

See
Climate change may make for more turbulent flights: study - Technology & Science - CBC News (http://www.cbc.ca/1.4064783)

News item with links to more info.
Forum: Tech Log
6th Jun 2016, 06:15
Replies: 24
Views: 16,115
Posted By boisbrule

I believe the first gyros, for turn indicators,...

I believe the first gyros, for turn indicators, were venturi operated. It was soon found, the hard way, that venturis were prone to icing (a dim memory says that an iced-up venturi was involved in...
Forum: Tech Log
20th Jul 2015, 13:42
Replies: 0
Views: 1,041
Posted By boisbrule

Ill-understood weather: night-time thunderstorm research program

See
Night-time storm chasers stalk their prey on US Plains : Nature News & Comment (http://www.nature.com/news/night-time-storm-chasers-stalk-their-prey-on-us-plains-1.17925)
Forum: Airlines, Airports & Routes
26th Aug 2014, 05:07
Replies: 149
Views: 70,621
Posted By boisbrule

Situation report

The situation seems less threatening but uncertain. See

Latest on Bįršarbunga Volcano | Iceland Review (http://icelandreview.com/news/2014/08/25/latest-bardarbunga-volcano)

Iceland Review...
Forum: Tech Log
28th Jan 2014, 07:06
Replies: 16
Views: 6,137
Posted By boisbrule

AWWA Sky Whale - new design idea

It's not obvious to me what "redirecting laminar flow" means or what the benefits would be. Points that come to mind:

1. The fuselage shape (like a lifting body) and the wing planform suggest a...
Showing results 1 to 9 of 9


 
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