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).
Graph comparing the temperature rise of a hot spot on an F.2.B. Series Phantom engine using exhaust versus water heat.
| Identifier | WestWitteringFiles\S\June1928-August1928\ Scan012 | |
| Date | 9th June 1928 | |
| COMPARISON OF THE TEMP RISE OF HOT SPOT ON F.2.B. SERIES PHANTOM WITH EXHAUST & WATER HEAT. ENGINE STARTED UP FROM COLD & RUN LIGHT AT 700 R.P.M. STD EXHAUST HEATING WITH BUTTERFLY IN DOWN PIPE CLOSED. TEMP OF OIL IN HOT SPOT °C WATER HEATING - NO RADIATOR. THE WHOLE OF THE JACKET WATER BEING CIRCULATED THRO THE HOT SPOT (2.5GALL) TIME IN MINS AFTER ENGINE STARTS. pek | ||