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 of water pump flows for Kestrel supercharged engines at constant speed with varying inlet temperature.
| Identifier | ExFiles\Box 179b\3\ img306 | |
| Date | 7th March 1933 | |
| KESTREL SUPERCHARGED ENGINES. CURVE 390 F.{Mr Friese} TWO-PIECE CYLINDER BLOCKS TO L.O.P. E.36976 WATER PUMP FLOWS AT CONSTANT SPEED WITH VARYING INLET TEMPERATURE ENG No K1 S2B WATER PUMP TO L.O.P. E.38201 (8 VANE ROTOR WITH INLET GUIDE VANES) CONDITIONS OF TEST WATER INLET INLET PORTS FITTED WITH RESTRICTION WASHERS (DIA OF WASHERS: REAR INLET .687 CENTRE .560 FRONT .412) WATER OUTLET AS STANDARD WITH .5" DIA. RESTRICTION WASHER FITTED TO REAR OUTLET ONLY CURVES TAKEN WITH STATIC HEAD TO WATER PUMP OF 1 LB/SQ' WATER PUMP OUTLET FULLY OPEN A REPRESENTS FLOW AT 2250 RPM INLET PRESS - 1 LB/SQ' B -DO- -DO- OUTLET PRESS + 3 LBS/SQ' C -DO- -DO- INLET PRESS + 1 LB/SQ' OUTLET PRESS + 5 LBS/SQ' WATER FLOW GALLONS/MIN. WATER INLET TEMP °C 2700 R.P.M 2250 R.P.M 2000 R.P.M 400 R.P.M | ||