Research Article

Numerical Study on Acoustic Resonance Excitation in Closed Side Branch Pipeline Conveying Natural Gas

Figure 13

Vorticity (t3 = 1.7–1.72 s unit: s−1): (a) 0T/8, (b) 1T/8, (c) 2T/8, (d) 3T/8, (e) 4T/8, (f) 5T/8, (g) 6T/8, (h) 7T/8, and (i) 8T/8.
(a)
(b)
(c)
(d)
(e)
(f)
(g)
(h)
(i)