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 plotting water flow against suction side depression for a Phantom II cooling system under various temperature and nozzle conditions.
| Identifier | WestWitteringFiles\U\January1930-April1930\ Scan050 | |
| Date | 13th January 1930 | |
| PHANTOM II COOLING SYSTEM. 5 1/2-7mm MATRIX TUBES (19Ex) WATER FLOW AND SUCTION SIDE DEPRESSION FOR VARYING TEMPERATURES AND WITH AND WITHOUT 30 RESTRICTED DELIVERY NOZZLE. Y-AXIS: WATER FLOW THROUGH TOP WATER PIPE (GALLS/MIN) X-AXIS: DEPRESSION ON SUCTION SIDE OF PUMP (INCHES OF MERCURY) LEGEND: STANDARD SYSTEM SUCTION SIDE TEMP. 60°C —●— STANDARD SYSTEM SUCTION SIDE TEMP. 85°C ● RESTRICTED DELIVERY NOZZLE SUCTION SIDE TEMP. 60°C □ RESTRICTED DELIVERY NOZZLE SUCTION SIDE TEMP. 85°C x 3. STAMP: ROLLS-ROYCE, LIMITED PRINT ROOM JAN 13 1930 DERBY. | ||