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).
Acceleration test results comparing a standard carburettor with an air silencer carburettor.

Identifier  ExFiles\Box 29\3\  Scan197
Date  4th June 1930 guessed
  
HS{Lord Ernest Hives - Chair}/FDL/14111.S.30 contd.

-2-

during these tests, temporarily, but came free after
cooling down,

Acceleration tests were taken with both air
silencer and standard carburetters fitted. These shew that
the standard carburetter gives slightly better results

Average figures Standard Carburetter C.O. closed.
10-30 = 7.73 secs.
" " " " " "30-60 = 15.13 secs.

" " " " " C.O. open
10-30 = 7.2 secs.
" " " " " "30-60 = 13.8 secs.

Average figures Air Silencer carb. C.O. closed.
10-30 = 8.33 secs.
" " " " " "30-60 = 15.4 secs.

" " " " " C.O. open
10-30 = 7.6 secs.
" " " " " "30-60 = 14.33 secs.
  
  


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