Rolls-Royce Archives
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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
  
  


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