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).
Performance data sheet for a Falcon engine, detailing powers, consumptions, and efficiencies at various speeds.
| Identifier | ExFiles\Box 36\2\ scan 006 | |
| Date | 15th February 1916 | |
| Dyn. No. 3. X.2934 FALCON ENGINE (X.2245 F.{Mr Friese} is crossed out) 2nd. set B (Uncorrected) POWERS CONSUMPTIONS and EFFICIENCIES | Speed R.P.M. | Dyn. lbs | Time to consume 4 pts. (secs) | B.H.P. | Petrol cons: lbs/B.H.P.Hr. | |--------------|----------|---------------------------------|--------|----------------------------| | 1000 | 241 | 183 | 118.3 | .600 | | 1100 | 238 | 177 | 128.4 | .570 | | 1200 | 245 | 157 | 144.3 | .572 | | 1300 | 245 | 148 | 156.3 | .560 | | 1400 | 248 | 139 | 170.5 | .547 | | 1500 | 248 | 131 | 182.5 | .542 | | 1600 | 247 | 121 | 194.1 | .552 | | 1700 | 243 | 115 | 202.8 | .556 | | 1800 | 235 | 110 | 207.7 | .567 | | 1900 | 228 | 106 | 212.7 | .575 | | 2000 | 219 | 103 | 215.3 | .585 | Test Dept figures. H.P. = lbs x revs / 2036 Handwritten note: 1 / X.2934 (72 / X.2245 is crossed out) .C R.R. 553 A (400 T) J.S.C. 538. 15-2-16 G.{Mr Griffiths - Chief Accountant / Mr Gnapp} 1549 | ||