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3-D CFD of a small solid rocket motor, N-slot grain, streamed frame by frame

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Pc head
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Pc aft
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Thrust
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Pc headPc aftThrust Left 40 %: the 0–60 ms startup in real time. Right: the K = 30 burn.

About this run

A three-dimensional, compressible-flow simulation of a small solid rocket motor, from ignition to 2.6 s. The grain is the AAE 43900 Group 16 "N"-slot grain: a straight N-shaped port, 30.785 mm outer diameter (the casting tube), 116.84 mm long. The port surfaces and both end faces burn; the outer surface is inhibited.

How it was computed

Caveats

Reading the view

Made with ForgeLab. Rendering: three.js .