217066 ⎘
Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from dynamo-electric generators driven at varying speed, e.g. on vehicle; Regulation of the charging current or voltage by variation of field using magnetic devices with controllable degree of saturation in combination with controlled discharge tube or controlled semiconductor device
Battery-charging device
#2Operation plan creating method, computer product, and operation plan creating apparatus
#3Method and System for Efficiently Exploiting Renewable Electrical Energy Sources
#4System and method for reinjection of retard energy in a trolley-based electric mining haul truck
#5System and method for reinjection of retard energy in a trolley-based electric mining haul truck