The Allison engines in the C-130E/H had an interesting failure. One or
more compressor disks would separate from the shaft, resulting in flames
shooting out the inlet. It didn't happen very often, but when it did it would
scare the living daylights out of everyone.
>
>Yes, a fault in the engine that spoiled the flow might cause a stall and
>surge.
>
>In aircraft that I’ve flown there were built-in faults which meant that
>you avoided the regime of risk – airspeed, altitude, rate of throttle
>movement. The horrible Pratt and Whitney in come models of F16 had
>limitations like that, but that came with the mechanical controls. The
>later engines with digital control were much more pilot-friendly.
>
>The Adour engine in the Jaguar would surge if you tried to light the
>burner above about 15,000ft; the RB199 in the Tornado would give you
>similar bangs but it normally meant that something had gone wrong with
>the bits inside, like a vapourised turbine blade :-)
>
Chris
When the going gets weird, the weird turn pro
- Hunter S. Thompson
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