A method for managing operation of multi-line transportation includes setting an operation line of a transportation system corresponding to a day type of an operation day, generating an operation pattern of the operation line based on the day type of the o...

Monitoring battery contact point comprising autonomously measuring contact resistances of a contact terminal (CON # 1+ to CON #n-) for directly connecting a battery (24, V1 to Vn) for charging/discharging and charging/discharging a single secondary battery...

An active balancing control apparatus and method with an active balancing algorithm to charge and discharge a plurality of batteries connected in series. The active balancing control apparatus may be designed to simultaneously charge and discharge a plural...

An algorithm and a direct current (DC) microgrid charge/discharge system with the algorithm are provided that noticeably increases charge/discharge voltage during charging and discharging by connecting a plurality of secondary batteries in series, compared...

A method for dynamically charging an electrically powered apparatus includes receiving a selection of a charging mode from a user, such that the selected charging mode is a fast charging mode or a slow charging mode. The method also includes dynamically sc...