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).
Log sheet detailing the second charge, weight, cell densities, and discharge of a battery.
Identifier | ExFiles\Box 38\5\ Scan042 | |
Date | 8th April 1919 | |
-2- Contd. (5) Second charge:- Amperes. From. To. Hours Ampere hours. 4/4/19 4 12.30 4.30 4.0 28 5/4/19 3 8.30 12.0 3.5 10.5 7/4/19 3.5 8.30 5.30 9 31.5 8/4/19 4. 8.30 2.30 6 24.0 _______ _______ _______ _______ _______________ Total ampere hours 94.0 (6) Emptying and re-filling. (7) Continuation of charge. Tuesday (8) Weight of battery. 44 1/4 lbs. -ozs. (9) Cell densities:- (1) (4) (2) (5) (3) (6) (A diagonal line is struck through (3) and (4)) (10) Discharge at 4 1/2 amperes to 10.5 volts. Total hours. 4 Ampere hours realised. 31.5 Contd. | ||