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 and specification for a Serck radiator matrix.
| Identifier | ExFiles\Box 150\2\ scan0063 | |
| Date | 28th June 1938 | |
| SERCK RADIATOR MATRIX No 0820 FOR MESSRS. ROLLS-ROYCE LTD L.68581. File 1280 FORMATION - 4 ROW STAGGERED. OVAL SEAMED BRASS TUBES IN SHEET COPPER GILLS - BOTH TINNED - TUBES 17/32" x 1/11". GILLS 108 PER FOOT. TUBES 7/8 PITCH. BLOCK 21" x 18" 11/16. DEPTH OF BLOCK 2" 7/32. FRONTAL AREA = 2.725 SQ FT WATER FLOW (A) 31 GALLS/MIN. (B) 15.55 GALLS./MIN. AIR IN 60°F. {Mr Friese} WATER MEAN 160°F. {Mr Friese} SKETCH SHOWING TUBE FORMATION. STATIC DIFFCE. IN AIR PRESSURE IN INCHES OF WATER. MATRIX TRUNKED FORE & AFT. HP. DISSIPATED AT 100°F. {Mr Friese} TEMP. DIFFCE. AIR IN TO WATER MEAN. HP. v AIRFLOW ASSESSED AIR PRESSURE DROP MEAN AIR OUT TEMP. 100°F AIR PRESSURE DROP AIR AT 60°F. {Mr Friese} AIR FACE VELOCITY M.P.H. AIR FLOW CUBIC FT./MIN. W.C.B. 28.6.38. | ||