Energy diagram for a Hispano engine, detailing the distribution of heat energy against engine RPM.
| Identifier | ExFiles\Box 22\1\ Scan194 | |
| Date | 26th September 1924 | |
| ENERGY DIAGRAM FOR HISPANO CAL {Mr Calvert} VALUE OF FUEL TAKEN AS 19,000 B.Th.Us/lb AS FOR PREVIOUS DIAGRAMS. S.G. PETROL .765 % OF INITIAL HEAT ENERGY R.P.M. LOSSES TO:- JACKET WATER EXHAUST, PUMPING RADIATION PISTON POWER FRICTION EFFECTIVE THERMAL EFFICIENCY EFFECTIVE ENGINE POWER ROLLS ROYCE, LIMITED PRINT ROOM 26 SEP 24 DERBY | ||
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).