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).
Power and consumption curves for a Goshawk I engine.
| Identifier | ExFiles\Box 179b\3\ img282 | |
| Date | 25th July 1935 | |
| GOS. I. ENGINE POWER CONSUMPTION CURVES CURVE 377F ENGINE:- GOSHAWK No 1 - B 3231/1 CORPS - 19lbs PLUGS A.L.G. 764 ANGLO 80 OCTANE FUEL D.T.D. 109 OIL MAX 776 c/h ① BRAKE LOADED AT 2350 R.P.M. AND 520 B.H.P. ② BRAKE LOADED AT 2350 R.P.M. AND 85% OF 520 B.H.P. = 442 B.H.P. ③ BRAKE LOADED AT 2350 R.P.M. AND 70% OF 520 B.H.P. = 364 B.H.P. ④ BRAKE LOADED AT 2350 R.P.M. AND 55% OF 520 B.H.P. = 286 B.H.P. Y-Axis Label: CORRECTED BRAKE HORSE POWER X-Axis Label: ENGINE - R.P.M. Graph Labels: 80% INTERNATIONAL R.P.M. - 2080 BRAKE LOADED AT 2350 R.P.M. INTERNATIONAL R.P.M. - 2600 CUBE LAW CURVE M.C.L.P. CURVE R/R CURVE (+1.5LBS BOOST) | ||