Numerical Simulation and Experiment on Impulse Noise in a Small Caliber Rifle with Muzzle Brake

Figure 16

Noise directivity diagrams with and without the muzzle brake. (a) r = 1.0 and 2.0 m. (b) r = 0.5 m, 1.5 m, and 2.5 m.

(a)

(b)