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).
Water temperature test results for the Goshawk II engine on Swinscoe Hill under various fan, cowling, and shutter configurations.
Identifier | ExFiles\Box 75\3\ scan0186 | |
Date | 26th October 1922 guessed | |
TEMPERATURE TESTS (WATER) YL4237 GOSHAWK II ON SWINSCOE HILL (ASHBOURNE LEEK ROAD) SPEED 20 M.P.H. TO 14 M.P.H. Table 1: NO FAN. ALL CLOSED. COWLING OFF. ATMOS. | WATER START: 13°C | 60°C MOVING HALF WAY: 13°C | 66°C, 73°C, 78°C TOP: 12½°C | 81°C Table 2: 18" FAN. ALL CLOSED. COWLING OFF. ATMOS. | WATER START: 13½°C | 60°C MOVING HALF WAY: 13°C | 65°C, 71°C, 75°C TOP: 12½°C | 76½°C Table 3: 18" FAN. ALL CLOSED. COWLING ON. ATMOS. | WATER START: 13°C | 60°C MOVING HALF WAY: 12°C | 65°C, 69°C, 72½°C TOP: 12°C | 74½°C Table 4: 16" FAN. ALL CLOSED. COWLING OFF. ATMOS. | WATER START: 13°C | 60°C MOVING HALF WAY: 12°C | 66°C, 71½°C, 75°C TOP: 11°C | 77°C Table 5: 16" FAN. ALL CLOSED. COWLING ON. ATMOS. | WATER START: 13°C | 60°C MOVING HALF WAY: 11½°C | 66°C, 71°C, 75°C TOP: 11°C | 77½°C Table 6: 18" FAN. COWLING OFF. ALL SHUTTERS OPEN. ATMOS. | WATER START: 13°C | 60°C MOVING HALF WAY: 12°C | 64°C, 68°C, 70°C TOP: 11°C | 71°C Table 7: FRONT SHUTTERS OPEN. REAR " CLOSED. ATMOS. | WATER START: 13°C | 60°C MOVING HALF WAY: 12°C | 65°C, 69°C, 72°C TOP: 11°C | 73°C | ||