Graph showing the effect of petrol pipe size on Autovac petrol delivery at half throttle, plotted against engine RPM.
| Identifier | ExFiles\Box 69\4\ scan0336 | |
| Date | 13th June 1927 | |
| INDUCTION PIPE DEPRESSION (INS MERCURY) 5.5 10.1 12.8 14.4 AUTOVAC PETROL DELIVERY (PTS/HR) 90 80 70 60 50 AUTOVAC PETROL FEED. EFFECT OF SIZE OF PETROL PIPE ON AUTOVAC DELIVERY. STANDARD PIPE ------ 3/8" PIPE. HALF THROTTLE ENGINE R.P.M. 500 1000 1500 2000 2500 13.6.27 | ||
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).