The present disclosure is directed to systems and methods for adaptive management of a multi-pack battery system. The system includes a battery array including a first battery pack and a second battery pack; and a battery array controller configured to: for each of multiple time points during an…
A charging system for a mobile device including a charging connector, a first charging component, a second charging component, a flexible printed circuit board, a first battery, and a second battery is provided. The first charging component includes a first input terminal electrically connected to…
A device that comprises active battery cell material, an internal circuit coupled to the active battery cell material, a circuit board; two alternating current (AC) power points; two isolated direct current (DC) power points, and a controller that can operate one or more switches on an H-bridge…
The present disclosure relates to a battery pack and a battery charging method using the same and is directed to providing a mechanism capable of effectively charging a battery quickly. To this end, the present disclosure provides a plurality of charging switches, each of which is connected to one…
An electricity storage system includes a plurality of strings, a solar power generation device, and an array system that executes control of matching voltage, phase, and frequency of a slave string with those of a master string. The array system acquires information on a remaining discharge power…
An input end of the first voltage conversion circuit and an input end of the second voltage conversion circuit are coupled to a power supply end; an output end of the first voltage conversion circuit is configured to be coupled to a positive electrode of a first battery, a negative electrode of the…
A charging/discharging circuit and an electronic device are provided. The circuit includes: a first terminal of a first branch is connected to an electrical energy supply terminal, and a second terminal of the first branch is connected to the first battery; a first terminal of a second branch is…
Disclosed herein are systems and methods for charging batteries of audio playback devices. An example method performed by a media playback system includes receiving power from a first power source to charge a first power storage of a first playback device according to a first charging scheme, and…
An energy management system and method of operating the energy management, which include estimating an energy demand for flight plans for a fleet of aircraft. The flight plans are received from a flight plan database. The system is configured to determine whether a set of dischargeable energy…
Embodiments of the present invention provide a method and an apparatus for battery management and a battery-powered device, which relate to the field of communications technologies and can effectively control an adverse impact resulting from a bias current and a circulating current that are caused…
A battery charging system comprises a battery charger, a first battery 14a, a second battery 14b connected in series with the first battery, and first and second voltage regulation circuits 16a, 16b. The battery charger provides a charging output to the series-connected and second batteries. The…
A method and system to charge efficiently and safely batteries that power an electronic device and are comprised in an electronic device. The method and system performs measurement of electrical currents flowing in different branches of an electrical circuit that comprises the batteries and…
A charger (10) of the present invention may include a plurality of battery connection parts (12) to which battery packs (60) can be connected to charge, with each battery connection part (12) having an indicator (21, 22, 23, 24). The indicators (21, 22, 23, 24) may be configured such that when…
A charging device, for charging a rechargeable device, which comprises a power converter stage, adapted to convert power from a power source to charge the rechargeable device when the rechargeable device is connected to the charging device, and an energy bank, adapted for fast charging of the…
A power management system (1) capable of outputting AC voltages includes a plurality of power units (11A-11C), at least a first diode (D1), a first polarity switch unit (13) and a control unit (12). The power units (11A-11C) are electrically connected to form a power unit string. Each power unit…
The device has a set of stacks (1, 2) i.e. lithium stacks, that is connected between exit terminals (4, 5). An electronic logic (6) such as microcontroller, is connected to a set of switches (11-13) i.e. MOSFETs, for selectively controlling open state or closed state of the switches in independent…
To provide a secondary battery pack system that controls battery packs which are connected in parallel without requiring a complex system configuration, a secondary battery pack system of the present invention that supplies power to an electronic device includes a plurality of battery packs each…
A discharge control apparatus includes: two or more battery packs equipped with a secondary battery; and a main control unit controlling discharge from the battery packs, in which the two or more battery packs are controlled such that at least one of the battery packs selected by the main control…
An energy-efficient and compact battery charger. The battery charger includes, among other things, a charging port, a power supply module, a battery charger control module or controller, a power control safety module, a battery charger switch, and an indicator. The controller, the power control…
What is provided is a telecommunication system including: a master unit (MU); a plurality of sub units (SU); and a timer, wherein the plurality of sub units (SU) transmit to the master unit (MU), an operation result of a predetermined operation; a transmission of the operation result to the master…
An apparatus for powering an electric hand-held power tool device (20) by an output voltage (U) comprising at least two connectors (J11, J21) for connecting said apparatus to at least two batteries (B1, B2) at least two switches (10, 14) a command circuit of said switches (10, 14), said command…
An arrangement for charging at least two batteries, has a device for detecting the state of charge of the battery connected via a charging cable to the charging device, and in which an input of a switching device (16) is connected to the output of the charging device (10) which is connected via at…
A power supply apparatus has a battery that is composed of a plurality of battery modules connected in series, a voltage detector that detects the relative voltages at the individual nodes between the battery modules with respect to a predetermined reference node, an erroneous detection checker…
An electronic apparatus which detects when a battery having a different characteristic is mixed in a plurality of batteries accommodated therein. An average voltage V1 per battery of plural batteries connected in series and an average voltage V2 per battery at a connecting point halfway of those…
The charger has a plugging part (1) to plug power supply to an electronic apparatus. A regulating unit regulates charging parameters for the apparatus. An electrical energy distribution part (2) for connecting a regulation unit to a connection unit (3) by another connection unit (403) adaptable to…
Multiple battery systems and switching networks are provided for portable electronic devices. A single switching cell (78,80) is provided per battery and a load switch (70) coupled to a battery power bus (76) to achieve proper connectivity and isolation between batteries (82,84) , a load (68) and a…
The method involves a first partial charging process per accumulator with constant current and a second partial charging process with constant voltage. Only one accumulator is charged by the charger at any time. A first accumulator is charged with constant current in the first partial charging…
A plurality of charging devices 30 may be connected to a computer 10, 110 via a network 60. When computer 10 receives charging information from a charging device 30 before performing a charging operation, computer 10 may compute the optimal charging period based upon the charging information…
A power circuit is provided so that a charge can be normally driven even during replacement of a first battery. This power circuit comprises: first and second batteries for driving a charge; a first battery voltage detection means; a first switch for controlling a second battery power supply path…