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 of heat transfer to oil versus oil inlet temperature for various piston configurations and compression ratios.
Identifier | ExFiles\Box 148\1\ scan0165 | |
Date | 1st May 1939 | |
PISTONS HEAT TO THE OIL S. 85 MAY. 1939 W.III N° 4 (BENTLEY CAMSHAFT INDN. SYSTEM) ① 200 COMP. RATIO = 6.5 : 1 ② 330 " " = 7 : 1 ③ 470 " " = 8 : 1 ④ AEROLITE (FLOP TOP) COMP. RATIO = 6 : 1 ⑤ R.R. SPLIT ( " ) " " = 6 : 1 @ 4000 R.P.M FULL THROTTLE B.T.U's / MIN OIL INLET °C | ||