Air cooling : an experimental method of evaluating the cooling effect of air streams on air-cooled cylinders (1927)
NASA Technical Reports Server (NTRS) · leaf 20
E.A.C.A, Tochnical Memorandum IJo.413 Figs.4 & 5 lo «o X t3 a 40 160 Roar 0 Front40 80 120 II Degrees around cyl. Ball Flate Cooling around 7 in.unfinned cylinder. 0.4 in.clearance.Wind 35 M.P.H.at cylinder center. Fig.4 Comparative tests with "ball and plate type meters, … Fan speed 1100 P..P.M. Wind speed on cyl.axis with cyl.removed = 35 M.P.H. Cooling meter No.3 Ball,3 in. cyl.0.4 in.radial clearance « it n ii ,i 4.4in. it o.9 in. » " n ii it it it 7 in< ti 14 in. tt it Fig.5 Cooling test on unfinned cylinders. Radial clearance ="0.2 x cylinder diameter.
NASA Technical Reports Server (NTRS)
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