Drag of C-Class Airship Hulls of Various Fineness Ratios (1929)
NASA Technical Reports Server (NTRS) · leaf 11
10 REPORT NATIONAL ADVISORY COMMITTEE FOR AERONAUTICS COMPARISON WITH PREVIOUS DATA For any ellipsoid or simple quadric, fixed at any attitude in a uniform infinite stream of inviscid liquid, it can be shown, Reference 5, that the zonal pressure-drag is upstream on the fore part; downstream on the… … Fig. 18.—At left C-class airship. Fineness ratio=4.62. Air speed 40 M. I\ II. At right Parseval type airship, British test, see R. & M. No. 107. Air speed 40.91 M. P. II. The pressure-drag and friction-drag for the C-class are compared in the following table with those of the Parseval model, tested…
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