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).
Series of graphs showing performance variations with oil temperature and reduced diameter restrictions.
Identifier | WestWitteringFiles\S\June1928-August1928\ Scan044 | |
Date | 28th June 1928 guessed | |
PLAIN REDUCED DIA: RESTRICTIONS. VARIATION WITH OIL TEMP: Top Left Graph: L.P. 55/60 LB. LOADS 13" LEVER H.P. PORT .187" DIA: L.P. .098" DIA 200 R.P.M. 11" STROKE. 1" = 332 LB/□" 20°C 60°C SLOW RUNNING. Top Right Graph: H.P. 55/60 LB. LOADS 13" LEVER. H.P. PORT .187" DIA: L.P. .098" DIA 200 R.P.M. 11" STROKE. 1" = 332 LB/□" 20°C 59°C SLOW RUNNING. Bottom Graphs Section: First Bottom Graph: 55/60 LB LOADS .187" DIA: H.P. .098" DIA: L.P. PORTS 200 R.P.M. 7" STROKE. L.P. 1" = 332 LB/□" 23°C 61°C S.R. Second Bottom Graph: 55/60 LB LOADS - 13" LEVER - .187" DIA: H.P. L.P. PORTS .098" DIA: 200 R.P.M. 7" STROKE. H.P. 1" = 332 LB/□" 17°C 60°C S.R. Third Bottom Graph Area: 55/60 LB. LOADS - 13" LEVER - .187" DIA: H.P. L.P. PORTS .098" DIA: 200 R.P.M. 3.7" STROKE. LOW PRESSURE. HIGH PRESSURE. 1" = 332 LB/□" Left mini-graph: 18°C, 61°C, S.R. Right mini-graph: 17°C, 60°C, S.R. Bottom Title: STANDARD DAMPER BUT WITH LOW PRESS. PASSAGES DRILLED .098" HIGH PRESSURE PASSAGE .187" | ||