From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Page of engineering calculations for flux and conductors.
Identifier | ExFiles\Box 64\1\ scan0124 | |
Date | 16th May 1923 guessed | |
-2- Contd = 5/29 x π x 2.850 = 1.54" = 39 mm. Length = 2.50" = 63.5 mm. This gives a useful flux per pole of 6500 x 6.35 x 3.9 = 161,000 Number of conductors = (Tb x 10^8) / (1.41 P Ø C) = (36.4 x 2 x 10^8) / (1.41 x 4 x 161000 x 120) = 66.8 | ||