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 plotting the results of an air silencer analysis on a B.V. carburation system under full throttle conditions.
| Identifier | ExFiles\Box 97\2\ scan0215 | |
| Date | 1st May 1941 | |
| CARBURATION. TEST. Nº3. B.V. SYSTEM COMPLETE. MAY 1941 B.III. Nº4. UNIT. AIR SILENCER ANALYSIS. ① COMPLETE AIR SILENCER SYSTEM ② AIR SILENCER REMOVED. ③ AIR INTAKE BEND REMOVED. FULL THROTTLE CONDITIONS. B.H.P. 110 100 90 80 PTS/BHP/HR .6 .5 MIXTURE AT WEAKEST MAINTAINED FOR MAX. POWER AIR VALVE LIFT (INCHES) 1.5 1.0 .5 0 AIR VALVE AT TOP OF ITS STROKE R.P.M. 1000 1500 2000 2500 3000 3500 4000 INDN. PIPE DEPN "Hg. 3.0 2.0 1.0 0 C.T.S. | ||