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).
Chart showing pressure drop variations in Oil Cooler No. 2 due to changes in oil flow, oil temperature, and water flow.
| Identifier | ExFiles\Box 131\1\ scan0221 | |
| Date | 21th August 1936 | |
| ROLLS ROYCE OIL COOLER NO. 2. CHART SHOWING THE VARIATION IN PRESSURE DROP ACROSS COOLER DUE TO CHANGE OF OIL FLOW, OIL TEMP. AND WATER FLOW CONSTANT OIL FLOW = 53 LBS/MIN " WATER " = 105 " " " OIL MEAN TEMP = 202 °F " WATER " " = 145 °F FOR FULL DETAILS OF COOLER SEE CHART 0/33 B.1. WATER FLOW. LBS/MIN. 50 100 150 MEAN OIL TEMP °F 100 150 200 PRESS. DROP ACROSS COOLER. INCHES OF MERCURY 7.5 5.0 2.5 WATER PRESS. DROP V.{VIENNA} WATER FLOW OIL PRESS. DROP V.{VIENNA} OIL FLOW OIL PRESS. DROP V.{VIENNA} OIL TEMP OIL FLOW. LBS/MIN. 25 50 75 100 [Stamp] CLAYTON DEWANDRE CO LTD TITANIC WORKS LINCOLN [Handwritten] UWJ 21/8/36 | ||