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Mikoyan-Gurevich MiG-21bis: Difference between revisions
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Mikoyan-Gurevich MiG-21bis (view source)
Revision as of 18:08, 17 September 2019
, 17 September 2019→Other Things to be Aware of
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==== Other Things to be Aware of ==== | ==== Other Things to be Aware of ==== | ||
'''''Angle of Attack''''': | '''''Angle of Attack''''': | ||
Getting into the yellow range of the AoA indicator results in a high chance of getting into a spin. Getting into the red range of the AoA indicator is not healthy. | Getting into the yellow range of the AoA indicator results in a high chance of getting into a spin. Getting into the red range of the AoA indicator is not healthy. | ||
'''''Compressor stalls''''': If indicated airspeed exceeds 1300 km/h, the compressor will stall. You'll notice this from the shaking and the drop of N1 and N2. Recovery is easy: | '''''Compressor stalls''''': | ||
If indicated airspeed exceeds 1300 km/h, the compressor will stall. You'll notice this from the shaking and the drop of N1 and N2. Recovery is easy: | |||
* Reduce speed | * Reduce speed | ||
* Pull back the throttle and wait for it to spool back up | * Pull back the throttle and wait for it to spool back up | ||
'''''Fuel system in negative G''''': | '''''Fuel system in negative G''''': | ||
The fuel system cannot feed the engine under negative G load. The engine will shut down in ~10 sec on mil thrust and ~5 sec with reheat / afterburner on. To recover: | The fuel system cannot feed the engine under negative G load. The engine will shut down in ~10 sec on mil thrust and ~5 sec with reheat / afterburner on. To recover: | ||
* Stabilise flight | * Stabilise flight | ||
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'''''Radar Altimeter''''': | '''''Radar Altimeter''''': | ||
It only works reliably at a pitch angle up to 20 degrees and a bank angle up to 20 degrees. | It only works reliably at a pitch angle up to 20 degrees and a bank angle up to 20 degrees. | ||