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 chart for a Buick oil cooler showing oil to water heat transmission.
Identifier | ExFiles\Box 149a\2\ scan0312 | |
Date | 1st February 1933 | |
CHART O/19 B BUICK OIL COOLER OIL TO WATER HEAT TRANSMISSION FRONTAL AREA TO WATER FLOW = 1 ft² COOLING SURFACE " " = 27.2 ft² COOLING SURFACE " OIL = 23.8 ft² NO OF TUBE COMBS = 2020 DEPTH OF FILM = 3 1/8" OIL USED - MOBILOIL "A" OIL MEAN TEMP 170°F WATER INLET 70°F 2 PASS FOR OIL FLOW CONSTANT OIL FLOW = 60 LBS/MIN. CONSTANT WATER " " = 260 GALLS/MIN. HONEYCOMB FILM. FRONT VIEW SECTION SHADED AREA INDICATES OIL PASSAGE B.T.U.S V.{VIENNA} OIL FLOW B.T.U.S V WATER FLOW WATER VELOCITY = 1.0 FT/SEC. Y-Axis Label: B.T.U.S / HOUR / 100°F TEMP. DIFF. X-Axis Labels: OIL FLOW LBS / MIN, WATER FLOW GALLONS / MIN Faint Stamp: EXPERIMENTAL ENGINEERING DEPT. ROLLS-ROYCE LTD. DERBY Handwritten Note: C.J.S. 1/2/33 | ||