An energy storage apparatus includes: a plurality of cells connected in series; a balancer adjusting a variation in discharge capacity for the plurality of cells; and a control unit. The control unit calculates a discharge capacity of each of the cells, based on a full charge capacity of each of…
A power tool battery charger and method for adaptive charging and data transfer is disclosed. A power tool battery charger may include one or more charging docks, each charging dock including a charging interface for providing charging current, and an electronic controller including a processor and…
A battery cell balancing apparatus according to an aspect of the present disclosure includes a state of health (SOH) determination unit that determines an SOH for each battery cell of a plurality of battery cells of a battery, a state-of-charge (SOC) measurement unit that measures one or more of a…
A battery control system includes: pressure application means that applies pressure to a battery module by pressing the battery module along a stacking direction of battery cells having a negative electrode including a solid electrolyte and lithium; a controller that adjusts the value of the…
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…
For serially connected cells Ce1-Ce5, one end of each of inductors L12-L45 is connected to a connecting point between cells, another end of the inductor is connected to an another end of each of the cells via any of switch elements Sw12-Sw54, and a charge is transferred between adjacent cells via…
The present document relates to the charging of rechargeable batteries. In particular, the present document relates to the charging of battery stacks comprising a plurality of battery cells or storage cells. A system (120) configured to charge a first subset of storage cells (102) from a storage…
A battery monitoring and control integrated circuit is connected to a cell group having a plurality of series-connected single cells for monitoring and controlling the single cells, and includes: a first start input terminal for connecting to a DC signal generation circuit which generates a DC…
The device (100') has a modulator that is electrically connected to a power line connection and comprises a signal modulating unit such that a signal to the power line connection is modulated. The determined information in the signal is coded by an electronic measuring system…
Systems and methods to operate a power supply (206). A power supply has an inductor (230) and a capacitor (232) coupled in a substantially series connection. The power supply has a first selectably conductive path (210) that selectably couples a first power pack (202) to the series reactive circuit…
There is provided an apparatus for equalization of a battery pack that is composed of plural battery cells. The apparatus includes: a cell balancing device equalizing the voltages of the plural battery cells; a battery cell monitor monitoring the voltage and/or current of each battery cell; a…
An electric storage device management apparatus is provided for monitoring an electric storage device assembly including a plurality of electric storage devices connected in series. The apparatus includes a voltmeter, a discharging circuit, and a controller. The discharging circuit is configured to…
A cell balance control device includes a battery monitor unit (2, 3-1 ¼ 3-n), a cell balance unit (4), and an ECU (7), and equalizes serially connected chargeable battery cells (11-1 ¼ 11-n) in a battery loaded into a vehicle. The battery monitor unit (2, 3-1 ¼ 3-n) detects the voltage of each…
The battery storage unit (10) has several storage batteries (12) which are industrial batteries conforming to DIN EN43535 DIN EN43531and DIN EN43536standards. A device for providing control power for electric power supply network (24) from the storage battery, is provided with a converter (18). A…
The system (50) has a measuring unit (52) determining voltages lying at individual capacitor cells (32-1 to 32-n) by voltage measurements. An evaluation unit (100) determining a reference voltage for the capacitor cells. Discharging branches (80-1 to 80-n) are connected to capacitor cells and…
A control device includes a controller causing a plurality of cell blocks each configured of one or plurality of secondary battery cells and connected in series to be charged with a cell balance, and the controller includes a detector detecting a voltage of each of the cell blocks, an updater…
Some embodiments of the present invention provide a system that efficiently converts between a lower input voltage and a higher output voltage. This system includes an input which receives the input voltage, and an output which provides the output voltage. The system also includes a first capacitor…
The present invention relates to a system (13) for charge balancing over a plurality of rechargeable energy storage devices (12) coupled in series, said system (13) comprising a plurality of balancing units (15) each assigned to one of the rechargeable energy storage devices (12), an AC signal…
Method for rapid recharging batteries for light traction, which optimizes the duration in time by means of suitable devices for daily recharge and of suitable techniques for preparing the batteries, the method comprising a selection step of the batteries constituting the respective battery pack, a…
The invention relates to a control device for a battery pack and method for controlling a battery pack. The invention aims to suppress those variations in capacity among blocks into which a battery pack configured with a plurality of cells is divided at detection lines used to detect voltages of…
A method for controlling voltage levels among cells while charging a battery array to a target voltage uses cell balancing modes employing respective charging currents. The method includes the steps of: (a) In no particular order: (1) establishing a parametric criterion for identifying each…
A system and method for protecting against battery overcharging is used with an automotive electrical system having an alternator that supplies an output voltage VOUT to a string of at least first and second series-connected rechargeable batteries, an equalizer coupled to at least the first and…
In a battery charging device(10)capable of detecting abnormalities in cells comprising batteries through a simple arrangement and terminating charge accordingly, cell temperature information Ta and cell temperature information Tb in charging operation within respective blocks A and B are detected…