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).
Battery test log detailing charge, weight, cell densities, and discharge performance.
Identifier | ExFiles\Box 38\5\ Scan061 | |
Date | 29th April 1919 | |
-2- Contd. Date. (5) Second charge:- Amperes. From. To. Hours. Ampere hours. Total ampere hours (6) Emptying and re-filling. (7) Continuation of charge. O.K. (8) Weight of battery. 9 1/4 lbs. 12 ozs. (9) Cell densities :- (1) 1295 (4) 1300 (2) 1300 (5) 1350 (3) 1350 (6) 1355 29.4.19. (10) Discharge at 6.0 amperes to 10.5 volts. Total hours. 8.5 Ampere hours realised. 51.0 30.4.19. 31.4.19. Contd. H.R. 255A (500 T) (S.D. 408. 26-4-17.) Bin. 2/156/13. | ||