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).
Test report on engine power and fuel consumption using various percentages of paraffin mixtures.
| Identifier | ExFiles\Box 50\3\ Scan208 | |
| Date | 19th December 1921 | |
| .X4305 19.12.21. X4390 X4305 Eng. No. 54-W. POWERS AND CONSUMPTIONS WITH VARIOUS PERCENTAGES OF PARAFFIN MIXTURES. Hot spot throttle with heat. Water temp. 70º. Barom: 756. Oil 15 lbs. 5% R.P.M. Lbs. Cons: 500 116 19.5 750 114 27.5 1000 109.5 36.5 1250 107 44 1500 103 47.5 1750 98 52 2000 94.5 57. 10% R.P.M. Lbs. Cons: 500 115.5 19.5 750 114 27.5 1000 109.5 35 1250 106 41.5 1500 103.5 46.5 1750 99 51 2000 95 57 15% R.P.M. Lbs. Cons: 500 115 19 750 113.5 28 1000 108.5 34 1250 106.5 42 1500 102.5 46 1750 100.5 52 2000 94.5 57.5 20% R.P.M. Lbs. Cons: 500 114 19.5 750 111.5 28.5 1000 108.5 35 1250 106 41.5 1500 104 47.5 1750 100 52 2000 95.5 58.5 25% R.P.M. Lbs. Cons: 500 113.5 19.5 750 111.5 28.5 1000 108 35 1250 106 42 1500 104 48 1750 99.5 51.5 2000 94.5 57 30% R.P.M. Lbs. Cons: 500 112.5 19.5 750 110.5 29 1000 107.5 35.5 1250 104.5 42 1500 102.5 47.5 1750 98.5 52.8 2000 93.5 56.5 35% R.P.M. Lbs. Cons: 500 112 19.75 750 109 29.5 1000 108 35 1250 105.5 43.5 1500 101 48 1750 97 52 40% R.P.M. Lbs. Cons: 500 110 20.5 750 108.5 31 1000 107.5 35.5 1250 105.5 42 1500 103 47.5 1750 98 52 P.T.O | ||