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).
Performance graph comparing BHP and BMEP for three different induction pipe configurations against engine RPM.
Identifier | ExFiles\Box 66a\2\ scan0183 | |
Date | 29th March 1928 | |
WEIR INDUCTION PIPES TESTS. SHEET I. V252. ① INDUCTION PIPE & FISHTAIL (WITH NOZZLE) TO SCH. 965. (ONE PIECE PIPE). HOT SPOT PIPE TO SCH. 965. ② DITTO, BUT, WITHOUT NOZZLE IN FISHTAIL. ③ STANDARD INDUCTION PIPE. B.H.P. B.M.E.P. BRAKE HORSE POWER B.M.E.P. (LBS/SQ") R.P.M. OF ENGINE. CONDITIONS OF TESTS: LIGHTER PHANTOM Nọ AU25. COMPRESSION RATIO = 4.63 STANDARD CAMSHAFT. ANTI-DETONATING TYPE CYL. HEAD. STANDARD CARBURETTOR. STD. TEST BED EXHAUST SYSTEM. HAP 29.3.28 | ||