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 power loss against engine RPM for Engine No SS-15 with various standard exhaust system configurations.

Identifier  ExFiles\Box 13\2\  02-page079
Date  9th January 1930
  
POWER LOSS TO STANDARD EXHAUST SYSTEM (S.S.)
ENGINE No SS{S. Smith}-15 (STANDARD)
CURVES CORRECTED TO N.T.P.
BRAKE HORSE POWER.
RPM OF ENGINE.
OPEN EXHAUST
SWAN NECK & MAIN SILENCER REMOVED
COMPLETE SYSTEM, CUT-OUT CLOSED, CUT-OUT OPEN
SWAN NECK REMOVED
THESE CURVES REFER TO EXHAUST SYSTEM TO L.O.P. E79108, & ARE FOR COMPARISON WITH CURVES ON V765.
  
  


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