Table 1

Experimental studies reporting spanwise coherence data of cylinder flows in the framework of aeroacoustics. For rectangular cross-sections (rect), the parenthesized numbers are the breadth (b) to height (d) ratio, hereafter denoted as AR = b/d.

Reference Reynolds number Cross-section d, mm Total span /d Max Δz/d
Kato et al. (1993) [15] 10,000 Circular 10 3.8
Fujita et al. (1998) [23] 13,000 Rect (1.0) 20 10 6
Nakato et al. (2001) [16] 9,600 Rect (1.0,3.0) 10 180 23
Casalino & Jacob (2003) [5] 22,000 Circular 16 18.8 5.0
Jacob et al. (2005) [13] 13,000–77,000 Circular 10, 16 30, 19 6.2, 5.2
Fujita (2010) [6] 250,000–2,000,000 Circular 297 11.2 3
Maryami et al. (2019) [14] 30,000 Circular 22 20.9 6
Geyer (2020) [17] 77,000 Circular 30 9.3 7.2
Present study 6,700–27,000 Circular 10 70 30
Rect (1.0, 2.0, 3.0)

At non-zero incidence, see discussion in Appendix B.2.

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