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Velocity-dependent intakes


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So I was thinking...

Why not make the different intakes' efficiency velocity dependent in addition to being pressure dependent? A qualitative example follows:

Round Intake: Good for up to Mach 1, low-altitude flight (<15km?). Intake efficiency drops precipitously when these parameters exceeded.(On a side note, what is Mach 1 at Kerbin sea level anyway?)

Ram Air Intake: Good for Mach 1 to 1.5 kps , High-altitude flight (15km - 23km). Intake efficiency severely compromised outside the operating envelope.

Engine Nacelle: I don't really see how such a small intake provides enough air for anything, so if I had a say in this I would make it extend the Ram Air Intake's performance envelope and be completely useless on its own, much like the bleed inlet doors on the SR-71 engines.

Radial Intake: Boy, I dunno. Performance crawls upward with velocity then peaks at around 2kps? Zero intake efficiency when stationary, just for laughs?

The idea is that these "intake efficiency values" would be multipliers on the various pressure-dependent IntakeAir values for intakes. Or something. Someone explain to me what all those intake stats mean! :confused:

Hopefully this will discourage airhogging by requiring ridiculous amounts and varieties of intakes for jets to be efficient at all altitudes and speeds.

Something tells me that this feature has already been implemented in some form though...

Please comment! And if anyone feels like drawing up graphs for it, your efforts are greatly appreciated!

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But realistically intakes are pressure dependent, not velocity dependent. While high velocities do usually equate to higher pressure, there are other factors involved such as atmospheric density.

Of course, I could be understanding your post wrong.

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But realistically intakes are pressure dependent, not velocity dependent. While high velocities do usually equate to higher pressure, there are other factors involved such as atmospheric density.

Of course, I could be understanding your post wrong.

Well in a way yes, because I was saying that these multipliers were to be implemented on the original pressure dependent system. But it's okay.

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