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 for a Bentley Radiator (Harrison Block) showing HP dissipated and water pressure against water flow.
| Identifier | ExFiles\Box 149a\2\ scan0356 | |
| Date | 15th February 1936 guessed | |
| L/608/B2. BENTLEY RADIATOR (HARRISON BLOCK) FRONTAL AREA = 3.22 □" " ASPECT = 3.24 □ (23¾" x 19⅝") Nº OF WATER PASSAGES = 36 DEPTH OF BLOCK = 52 M/M.{Mr Moon / Mr Moore} AIR INLET = 60°F WATER MEAN 160°F CONSTANT AIR FLOW 5000 CU.FT/MIN. Graph Data: Top Curve: H.P. DISSIPATED. Bottom Curve: WATER PRESS. Left Y-Axis: WATER PRESS. DROP ACROSS RAD. LBS / □" (INCLUDING PRESS. DROP THRo HEADERS AND INLET & OUTLET PIPES) Scale: 5, 10, 15 Right Y-Axis: HP. DISSIPATED / 100°F.{Mr Friese} T.D. AIR IN TO WATER MEAN Scale: 25, 50, 75 X-Axis: WATER FLOW GALLS / MIN Scale: 10, 20, 30, 40 | ||