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IL-2 Sturmovik The famous combat flight simulator.

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Old 02-19-2011, 04:32 PM
MD_Titus MD_Titus is offline
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Originally Posted by PE_Tihi View Post
I could not visit the only site I could find reporting on this NACA Spit test you quote-the browser forbids the site as unsafe.(ww2aircraft.net)

Could you find any such data on the heavy trimming necessary on the Spitfire, from a British source? Like the spitfireperformance site, for example?

Engineers have been known of mounting the things upside down on unfamiliar foreign equipment, you know.

Any trimming increases drag, reducing speed. Not irrelevent to a transport, you see.
this is incorrect. you use trim as it has a lesser drag penalty than using stick controls. a correctly trimmed plane should fly faster than the same plane being kept level using pilot input, no?

JtD - as for neutral trim point being settable in game, how would i go about doing this, or do you just mean dialing in trim for straight and level and that is the neutral point?
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Old 02-19-2011, 04:51 PM
PE_Tihi PE_Tihi is offline
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Originally Posted by MD_Titus View Post
this is incorrect. you use trim as it has a lesser drag penalty than using stick controls. a correctly trimmed plane should fly faster than the same plane being kept level using pilot input, no?

JtD - as for neutral trim point being settable in game, how would i go about doing this, or do you just mean dialing in trim for straight and level and that is the neutral point?
If you 'turn' the whole horizontal stabilizer plane to get the plane in trim for its 'most important' flight regime (certain airspeed), you get less drag at that speed than by deflecting the elevator by a trim tab, increasing the elevator airfoil chamber.

This is one reason for 'flying tails', too.

Accordingly, it would have been quite sloppy from Supermarine to deliver such a plane NACA is talking about. It would mean the drag in order to neutralize the wing-lift moment (trim drag) is higher than neccessary.

Last edited by PE_Tihi; 02-20-2011 at 12:34 AM.
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Old 02-20-2011, 08:10 AM
JtD JtD is offline
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JtD - as for neutral trim point being settable in game, how would i go about doing this, or do you just mean dialing in trim for straight and level and that is the neutral point?
Yes, that's what I just mean. It was poor wording on my part, sorry.
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