Heat Transfer from Finned Metal Cylinders in an Air Stream (1935)
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8 REPORT NATIONAL ADVISORY COMMITTEE FOR AERONAUTICS The 30-inch closed-throat wind tunnel used in these Differential thermocouples were provided for deter- tests is shown in figure 6. (See reference 4.) mining when the guard-ring temperatures were equal The tunnel air speed was measured by means… … Figure 5.—Wiring diagram of test set-up. Figure 4—Assembly of (0.15-0.37-0.04) test unit. Figure 6.—Wind tunnel showing test unit mounted in place. temperature distribution along the cylinder surface to that of the test cylinder. The junctions of these parallel to the axis was, in all specimens,…
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