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).
Performance graph and specifications for Oil Cooler No.1 using Mobiloil 'A'.
| Identifier | ExFiles\Box 131\1\ scan0220 | |
| Date | 12th August 1936 | |
| ROLLS ROYCE OIL COOLER No.1 OIL USED - MOBILOIL 'A' No. OF TUBES IN ELEMENT = 54 AREA THRO' TUBES FOR WATER = 2.75 □" DEPTH OF ELEMENT = 2 3/8" CONSTANT OIL FLOW = 52 LBS/MIN " WATER FLOW = 106 LBS/MIN OIL INLET (MAX) TEMPERATURE = 206 °F WATER INLET " = 143 °F DIAGRAM TEXT: DIRECTION OF OIL FLOW SECTION THRO' ELEMENT LOOKING IN DIRECTION OF OIL FLOW Dimensions: 3 3/16", 5 1/2" GRAPH LABELS: Top X-Axis: OIL FLOW LBS/MIN Bottom X-Axis: WATER FLOW. LBS/MIN. Central X-Axis: OIL INLET (MAX) TEMP °F Right Y-Axis: B.T.U'S DISSIPATED / HOUR / 63 °F TEMP. DIFF. CURVE LABELS: B.T.U'S V.{VIENNA} WATER FLOW B.T.U'S V.{VIENNA} OIL FLOW B.T.U'S V.{VIENNA} OIL TEMP. (WITH WATER TEMP. MAINTAINED APPROX. 40°F BELOW OIL TEMP.) TEMP. DIFF. BASED ON WATER INLET TEMP TO OIL INLET (MAX.) TEMP. STAMP & HANDWRITING: [Faint Stamp Text] TITANIC WORKS LINCOLN CWS 12/8/36 | ||