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).
Test report detailing the charging and discharging treatment of a car battery.
| Identifier | ExFiles\Box 49\5\ Scan275 | |
| Date | 8th March 1926 | |
| X 4288 ROUTINE TREATMENT OF CAR LIGHTING & STARTING BATTERIES. FORM A. {Mr Adams} Date:- 8.3.26. Battery under treatment: Special Chloride A+ Slotted Ebonite Separators & pitched in cells Rated capacity:- 55.0. ampere hours. Received charged or uncharged: uncharged X.4288. General remarks :- (1) Terminals:- Lead Covered Standard (2) Filling. G.R. 1320 Sp. {Mr Spinney} Gr. {George Ratcliffe} Acid. 8/3/26 (3) Standing. 12. Hours. (4) First charge. Amperes. fr.m. to. hours. amp.hours. 2.0 8.0 5.30 9.5 19.0. 8.3.26 1.5 5.30 8.0 14.5 22.0 8.3.26 2.0 8.0 5.30 9.5 19.0 9.3.26 1.5 5.30 8.0 14.5 21.0 9.3.26 2.0 8.0 5.30 9.5 19.0 10.3.26 1.5 5.30 8.0 14.5 22.0 10.3.26 2.0 8.0 5.30 9.5 19.0 11.3.26 1.5 5.30 8.0 14.5 26.0 11.3.26 2.0 8.0 12.0 4.0 8.0 12.3.26 2.0 8.0 5.30. 9.5 19.0. 14.3.26 Total ampere-hours 189.0 (5) Discharge at 6.0 amperes to 10.5 volts. } 15-3-20 } 16-3-20 Total hours :- 9.75 Ampere hours realised :- 58.5 50 8-20. | ||