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 curve graph for a water pump on a Kestrel supercharged engine.
| Identifier | ExFiles\Box 179b\3\ img307 | |
| Date | 7th March 1933 | |
| KESTREL SUPERCHARGED ENGINES CURVE 391 F TWO PIECE CYLINDER BLOCKS TO L.O.P. E.36376 WATER PUMP FLOWS AT CONSTANT SPEED WITH VARYING INLET TEMP ENG. NO K.T.S. 25 WATER PUMP TO L.O.P. E.34884 (8 VANE ROTOR, NO INLET GUIDE VANES) CONDITIONS OF TEST WATER INLET. NO RESTRICTION WASHERS FITTED TO INLET PORTS WATER OUTLET. AS STANDARD WITH .5" DIA. RESTRICTION WASHER FITTED TO REAR OUTLET ONLY CONSTANT SPEED - 2250 R.P.M. CONDITIONS SET AT 75°C (PER A.P. 1208) WATER FLOW - GALLONS / MIN WATER PRESS - LBS / SQ. IN. WATER INLET TEMP °C DELIVERY GALLS / MINS HORN PIPE PRESSURE W.P. PRESSURE W.P. SUCTION | ||