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).
Results of radiator and acceleration tests conducted at Brooklands.
| Identifier | ExFiles\Box 29\3\ Scan298 | |
| Date | 31th October 1930 | |
| COPY. X788 To Rn.{Mr Robinson} From G.{Mr Griffiths - Chief Accountant / Mr Gnapp} Radcliffe. 29/31.10.30. X.788. X.766. X.7250. 19-EX. RADIATOR TESTS ON BROOKLANDS. Figures given are average max. attained (2 tests each) Std. Round Tube Rad. 4 Dents. Std. Round Tube Rad. 8 Dents. E.{Mr Elliott - Chief Engineer} 30239. Square Tube Rad. 8 Dents. 60 A.C. (41) 74 65 15 (42.5) 72.5 63.5 15 (39.5) 72 63.5 11.5 A.O.A.C. (33) 82.5 72.5 15.5 (34) 81 71 15 (32) 80 70 12 A.O.V.L. (40.5) 74.5 65 15.5 (41.5) 73 63.5 15 (40) 72 62 12 Figures in brackets are critical ats. temperatures. Acceleration Tests with various water temperatures. Figures given are average of 3 tests each. Both ways. Temp. 10 - 20 MPH. 20 - 30 MPH. 30 - 40 MPH. 40-50 MPH. 60°C. 4.47 4.85 5.43 5.93 70°C. 4.33 4.49 5.23 5.66 80°C. 4.25 4.5 5.17 5.87 Hs{Lord Ernest Hives - Chair}/G.{Mr Griffiths - Chief Accountant / Mr Gnapp} Radcliffe. | ||