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).
Graph of Inlet Valve Discharge Coefficients showing the variation with valve diameter at a constant lift of 0.2 inches.
| Identifier | ExFiles\Box 134\2\ scan0057 | |
| Date | 2nd September 1935 | |
| FIG. 1 AIR BLOWING RIG. Nº 4 BED. INLET VALVE DISCHARGE COEFFICIENTS. VARIATION WITH VALVE DIAMETER AT CONSTANT LIFT OF 0.2". DISCHARGE COEFFICIENT K 10 20 30 40 50 VALVE DIA INCHES 0 1.0 2.0 R.W.C. 2.9.35 | ||