Search found 6 matches

by Rolls
Mon May 18, 2020 11:08 am
Forum: Technical/Operations
Topic: RR CTi Fan Colour
Replies: 5
Views: 1168

Re: RR CTi Fan Colour

Thanks for the info @rjsampson - very insightful!

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by Rolls
Fri May 15, 2020 6:29 am
Forum: Technical/Operations
Topic: RR CTi Fan Colour
Replies: 5
Views: 1168

RR CTi Fan Colour

Hello All the prototypes and demonstrators for Rolls Royce new Carbon Titanium fan assembly are Turquoise in colour. Does anyone know if this colour has any technical benefit, or is purely from a marketing standpoint? Will this colour make its way into production engines and would multiple colours b...

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by Rolls
Sat Apr 25, 2020 9:40 am
Forum: Technical/Operations
Topic: Airbus and Rolls Royce Axe E Fan Project
Replies: 3
Views: 1306

Airbus and Rolls Royce Axe E Fan Project

It seems in the current climate this is not a priority. [https://www.flightglobal.com/air-transport/airbus-and-rolls-royce-cancel-e-fan-x-hybrid-electric-rj100-experiment/138067.article] To be honest I’m a little surprised it’s been completely axed rather than postponed. I thought COVID was also a p...

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by Rolls
Thu Mar 12, 2020 12:13 pm
Forum: Civil Aviation
Topic: Thai Airways President resigns
Replies: 3
Views: 1744

Thai Airways President resigns

The president of Thai airways has tendered his resignation after the board would not agree to his terms to restructure and deal with the corona fallout. https://www.bangkokpost.com/thailand/general/1877414/thai-president-tenders-his-resignation I wonder what this now means for their future Rolls

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by Rolls
Thu Apr 14, 2011 11:48 pm
Forum: Technical/Operations
Topic: Fan Blade Efficiency - Number Of Blades
Replies: 28
Views: 19890

RE: Fan Blade Efficiency - Number Of Blades

Blade numbers are often prime within a particular stage to help prevent resonance.

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by Rolls
Thu Apr 14, 2011 10:32 pm
Forum: Non-Aviation
Topic: 48 ÷ 2(9+3)=?
Replies: 192
Views: 6847

RE: 48 ÷ 2(9+3)=?

48 ÷ 2(9+3) = 2 when written in this form.

And when I type 48 ÷ 2(9+3) into my Casio fx-83, what do I get? 2.

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