Analysis of Brake Horsepower (BHP) losses from the exhaust system of a Wraith III No.4 unit.
| Identifier | ExFiles\Box 8\8\ 08-page44 | |
| Date | 18th June 1938 | |
| COPY FOR FILES. 623 Rm {William Robotham - Chief Engineer} /Wym. {G. Harold Whyman - Experimental Manager} 18.6.38. ANALYSIS OF EXHAUST SYSTEM.BHP LOSSES. Tests have been carried out on No. 30 Test bed, on Wraith III No.4 unit to determine BHP. losses on the Wraith exhaust system at maximum R.P.M. The following figures are the results obtained. Rm {William Robotham - Chief Engineer} /Wym. {G. Harold Whyman - Experimental Manager} | ||
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).