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).
Graph showing the effect of temperature and a restricted delivery nozzle on water flow for a Phantom II cooling system.

Identifier  ExFiles\Box 15\1\  Scan205
Date  14th January 1930 guessed
  
PHANTOM II COOLING SYSTEM. EFFECT OF TEMPERATURE AND RESTRICTED DELIVERY NOZZLE ON WATER FLOW. 5 - 7 1/2 m/m MATRIX TUBES ON 19 EX
WATER FLOW THROUGH TOP WATER PIPE (GALLS/MIN)
ENGINE R.P.M.
STANDARD SYSTEM SUCTION SIDE TEMP. 60°C. :
" " " " 85°C. :
RESTRICTED DELIVERY NOZZLE " 60°C. :
" " " " 85°C. :
THE RESTRICTED DELIVERY NOZZLE HAS SMALLER SLOTS THAN STANDARD THUS.
.625"
.250"
4.
  
  


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