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 showing heat flow to cooling water versus brake horsepower for an E.A.C. engine at a constant speed of 1500 RPM.
| Identifier | ExFiles\Box 24\5\ Scan036 | |
| Date | 28th April 1925 | |
| E.A.C. ENGINE. HEAT FLOW TO COOLING WATER ENGINE SPEED CONSTANT AT 1500 R.P.M. NO 1. SHOWS FALL IN HP & HT. FLOW AS BACK PRESSURE INCREASES NO 2. SHOWS FALL IN HP & HT. FLOW AS THROTTLE IS CLOSED FULL THROTTLE VARYING BACK PRESSURE VARYING THROTTLE NORMAL BACK PRESS B.Th.U's/MIN. B.H.P. 4000 3000 2000 20 30 40 50 60 70 80 90 1. 2. 28/4/25. A.C.L. 29/4/25 | ||