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).
Second charge and subsequent discharge cycle of a battery test.
| Identifier | ExFiles\Box 48\3\ Scan037 | |
| Date | 22th March 1921 | |
| Contd. -2- Date:- (6) Second Charge :- Amperes from to Hours. Amp.Hours. 6.0 4.30 5.30. 1.0. 6.0. 16-3-21. 6.0 8.0. 5.30. 9.5 57.0 17-3-21. 4.0 8.0 5.30 9.5 38.0 18-3-21 4.0 8.0 12.0 4.0 16.0. 19-3-21 2.0. 8.0 5.30. 9.5 19.0. 21-3-21 Total 136.0 (7) [Struck through] Emptying and re-filling, or adjusting densities and levels. O.K. (7a) [Struck through] Density readings for battery received charged. (1) (4) (2) (5) (3) (6) (8) [Struck through] Continuation of charge. (9) Weight of battery 85 lbs. 8 ozs. (10) Discharge at 6.0 amperes to 10.5 volts. } 22-3-21 } 22-3-21 Total hours :- 12.75 Amperes hours realised:- 76.5. R.R. S85A (100) (T.S.643.19-2-21) 1818 | ||