The present disclosure relates to a charging device. The charging device may comprise a body and a cover coupled to the body. The cover may comprise first charging circuitry, and the cover may be movable between a first position in which the cover is on a top surface of the body and a second position in which the cover is angled relative to the top surface of the body. The charging device may further comprise a board coupled to the body and comprising second charging circuitry.

An energy storage system may include one or more first battery racks, one or more second battery racks, one or more DC/DC converters configured to manage the one or more second battery racks respectively, and a battery system controller configured to monitor outputs of the one or more first battery racks and outputs of the one or more DC/DC converters, and to control the outputs of the one or more DC/DC converters. Tye one or more second battery racks and the one or more DC/DC converters are additionally installed in the energy storage system after the first battery racks are installed in the energy storage system to augment the first battery racks.

A battery charging system includes a buck switching converter configured to operate in either a buck mode or a boost mode depending on a system reconfiguration, a linear charger having a first terminal and a second terminal, wherein at least one terminal of the first terminal and the second terminal of the linear charger is used for the system reconfiguration, and a switched capacitor converter configured to operate in either a 2:1 charge pump mode or a 1:2 reverse charge pump mode depending on the system reconfiguration.

A charging device comprises supply inlets having contact elements engageable with a power source. Charging control modules are included in the supply inlets. A uniform charging standard comprise each of the charging control modules.

A battery charging system includes a power distribution system configured to be electrically coupled to a power source, at least one voltage booster circuit electrically coupled, to the power distribution system and configured to increase voltage received from the power distribution system, and a plurality of charger systems, each charger system of the plurality of charger systems coupled to a voltage booster circuit of the at least one voltage booster circuits.

A charging and discharging system and a charging and discharging method are provided. The charging and discharging system includes a battery module detection circuit, a charging and discharging controller, and a microcontroller. The battery module detection circuit receives a detection signal of a battery module and generates a battery type determination signal and a deep discharge detection signal based on the detection signal. The microcontroller controls the charge and discharge controller to perform a charging operation or a discharging operation on the battery module. When the microcontroller determines that the battery module is a first battery type based on the battery type determination signal, the microcontroller controls the charge and discharge controller to perform a deep discharge protection function based on the deep discharge detection signal. When the microcontroller determines that the battery module is a second battery type based on the battery type determination signal, the microcontroller controls the charge and discharge controller to stop the deep discharge protection function.

An embodiment charging power filtering method includes receiving a signal instructing whether or not a filtering request is required from an on-board charger, selecting a mode of a plurality of modes for driving a filter based on the signal instructing whether or not the filtering request is required, and charging a battery using the selected mode.

An electronic device includes a replaceable battery and a charging device that charges the battery. The charging device includes a nonvolatile memory, a control circuit that performs charging control using a charging profile selected based on selection information from a plurality of charging profiles corresponding to batteries of a plurality of model numbers stored in the nonvolatile memory, and a charging circuit that charges the battery, based on the charging control.