Abstract: Provided is a high-voltage battery with an integrated connector. The high-voltage battery includes cells, support members, a housing, the integrated connector and a BMS. A lower connection member is provided on one side of each support member and has protrusions made of electrical conductors. The protrusions come into contact with corresponding electrodes of the cells. A cell assembly formed by the arrangement of the cells and the supports is inserted into the housing. The integrated connector is connected to the lower connection members of the support members so as to mechanically and electrically connect the cells to each other.

Abstract: The present invention relates to a battery pack in which a plurality of unit modules consisting of battery cells are stacked, adjacently or in regular intervals, and electrode tabs are connected in series, and more specifically, to a battery pack including an overcurrent protector capable of preventing damage to each battery cell caused by a battery cell short circuit or overcurrent which flows in from a protection circuit by: connecting positive and negative electrode tabs of the battery cell with a voltage sensing line in order to sense the voltage of each battery cell; and installing a fuse in a connector which is arranged between the battery cell and the voltage sensing line and couples electrode tabs.

Abstract: The present invention relates to a battery management apparatus of a high voltage battery for a hybrid vehicle, in more detail, a battery management apparatus of a high voltage battery for a hybrid vehicle which includes: a plurality of battery packs including a plurality of unit cells; slave battery management modules measuring and monitoring temperature and voltage of the unit cells in the battery packs; temperature/voltage measurement wires connecting the unit cells with adjacent unit cells for the slave battery management modules to measure temperature and voltage between the unit cells and the adjacent unit cells; a master battery management module connected with the slave battery management modules; and communication wires connecting the modules.

Abstract: The apparatus for preventing a secondary accident by short of sensing lines in a high voltage battery using a fuse, includes: a plurality of battery modules provided with a plurality of battery cells; a battery pack including a plurality of battery modules; a battery management system (BMS) for monitoring and controlling voltage of each battery cell provided in each battery pack to monitor the status of each battery cell; sensing lines connected between the battery module and the battery management system to sense voltage of each battery cell of each battery pack; and a passive safety device to be connected in series to a terminal of each battery cell provided in each battery pack when a short accident that a closed circuit is formed in the sensing line occurs.

Abstract: The present invention relates, in general, to a charge equalization apparatus for batteries and, more particularly, to a charge equalization apparatus, in which the primary windings (M11 to M1N) of a number of transformers (T1 to TN) corresponding to the number of battery cells are connected in parallel with each other, a switch (S) for controlling the flow of current of the primary windings (M11 to M1N) of the parallel-connected transformers is connected in series with the parallel-connected primary windings, respective secondary windings (M21 to M2N) corresponding to the primary windings are connected in parallel with the battery cells, and the battery cells are connected in series with each other.

Abstract: The present invention relates to a battery pack in which a plurality of unit modules consisting of battery cells are stacked, adjacently or in regular intervals, and electrode tabs are connected in series, and more specifically, to a battery pack including an overcurrent protector capable of preventing damage to each battery cell caused by a battery cell short circuit or overcurrent which flows in from a protection circuit by: connecting positive and negative electrode tabs of the battery cell with a voltage sensing line in order to sense the voltage of each battery cell; and installing a fuse in a connector which is arranged between the battery cell and the voltage sensing line and couples electrode tabs.

Abstract: Disclosed herein is a high-voltage battery with an integrated connector. The high-voltage battery includes cells, support members, a housing, the integrated connector and a BMS. A lower connection member is provided on one side of each support member and has protrusions made of electrical conductors. The protrusions come into contact with corresponding electrodes of the cells. A cell assembly formed by the arrangement of the cells and the supports is inserted into the housing. The integrated connector is connected to the lower connection members of the support members so as to mechanically and electrically connect the cells to each other.

Abstract: The apparatus for preventing a secondary accident by short of sensing lines in a high voltage battery using a fuse, includes: a plurality of battery modules provided with a plurality of battery cells; a battery pack including a plurality of battery modules; a battery management system (BMS) for monitoring and controlling voltage of each battery cell provided in each battery pack to monitor the status of each battery cell; sensing lines connected between the battery module and the battery management system to sense voltage of each battery cell of each battery pack; and a passive safety device to be connected in series to a terminal of each battery cell provided in each battery pack when a short accident that a closed circuit is formed in the sensing line occurs.

Abstract: A two-stage charge equalization apparatus for a series-connected battery string includes a battery module having a plurality of batteries connected in series; a battery string having M (M?2) battery modules connected in series; M charge control switch modules connected in parallel to each of the M battery modules; M second DC/DC converters connected to each of the M charge control switch modules; a single first DC/DC converter connected to the M second DC/DC converter; and a microprocessor controlling the charge control switch module, wherein the first DC/DC converter is inputted with an overall potential of the battery string and outputs a potential lower than the potential inputted and each of batteries composing the battery module shares the second DC/DC converter using the charge control switch module.

Abstract: The present invention relates, in general, to a battery voltage equalization apparatus and method, and, more particularly, to a charge equalization apparatus and method, which decrease the withstand voltages of semiconductor switching elements while maintaining charge equalization performance, thus making it easy to implement the secondary windings of transformers while reducing the costs of the charge equalization apparatus. The charge equalization apparatus includes N first transformers (T1 to Tn) connected in series with N series-connected batteries (B1 to Bn) and adapted to decrease voltages of overcharged batteries among the N batteries. A charge storage device (Cdump) stores energy supplied from the first transformers. A second transformer (TS) redistributes energy stored in the charge storage device to the N series-connected batteries.

Abstract: The present invention relates to an automatic charge equalization apparatus and method having an automatic PWM generating means for a series-connected battery string. The automatic charge equalization method and apparatus for a series-connected battery string according to the present invention can improve charge equalization by accomplishing charge equalization operation after comparing the potential of the corresponding battery cell with the average potential of the plurality of battery cells including the corresponding battery cell upon charging or discharging the corresponding battery cell.

Abstract: The present invention relates to a battery management apparatus of a high voltage battery for a hybrid vehicle, in more detail, a battery management apparatus of a high voltage battery for a hybrid vehicle which includes: a plurality of battery packs including a plurality of unit cells; slave battery management modules measuring and monitoring temperature and voltage of the unit cells in the battery packs; temperature/voltage measurement wires connecting the unit cells with adjacent unit cells for the slave battery management modules to measure temperature and voltage between the unit cells and the adjacent unit cells; a master battery management module connected with the slave battery management modules; and communication wires connecting the modules.

Abstract: A battery management system according to the present invention comprises a battery module consisted of a plurality of batteries connected in series; a switch module connected in parallel to the battery module; a voltage sensor measuring a voltage of each battery composing the battery module; a charge equalizer causing each battery composing the battery module to be charged, discharged or charged/discharged; and a microprocessor controlling the switch module to determine whether to charge or discharge each battery composing the battery module according to the voltage values measured by the voltage sensor and; wherein the voltage sensor and the charge equalizer are connected in parallel to each battery composing the battery module by the switch module.

Abstract: The present invention relates to an apparatus and method for testing batteries, which can prevent errors from occurring due to the tolerance of voltage sensors when the charged states of batteries are measured, and can charge a battery having a charged state deteriorated due to the difference in the resistance of each battery. The apparatus includes a voltage circuit for measuring voltages of N batteries. A resistance circuit decreases voltages of batteries, which are greater than a reference voltage. A connection switch unit selects any one of the N batteries. A divert change unit separates polarities of each battery and changes positions of an cathode and a anode of the battery depending on separated polarities. A selection switch unit selectively connects the cathode and anode of the battery to an cathode and a anode of the voltage circuit or the resistance circuit.

Abstract: The present invention relates, in general, to a battery voltage equalization apparatus and method, and, more particularly, to a charge equalization apparatus and method, which decrease the withstand voltages of semiconductor switching elements while maintaining charge equalization performance, thus making it easy to implement the secondary windings of transformers while reducing the costs of the charge equalization apparatus. The charge equalization apparatus includes N first transformers (T1 to Tn) connected in series with N series-connected batteries (B1 to Bn) and adapted to decrease voltages of overcharged batteries among the N batteries. A charge storage device (Cdump) stores energy supplied from the first transformers. A second transformer (TS) redistributes energy stored in the charge storage device to the N series-connected batteries.

Abstract: The present invention relates to a charge equalization apparatus, in which series-connected batteries are divided into modules having certain sizes, and intra-module charge equalization and inter-module charge equalization are simultaneously performed, thus improving charge equalization performance and reducing the circuit size.

Abstract: The present invention relates to a charge equalization apparatus, which can enable the primary windings and the secondary windings of transformers to be easily manufactured, can control the flow of charges into batteries depending on the charged states of series-connected batteries, and can prevent overcurrent from flowing into batteries that are currently being charged.

Abstract: The present invention relates to a charge equalization apparatus, which allows the primary and secondary windings of a transformer to be easily fabricated, can control the flow of charge to batteries depending on the charged states of series-connected batteries, and can prevent overcurrent from flowing into a battery currently being charged.

Abstract: The present invention relates to a charge equalization apparatus, which allows the primary and secondary windings of a transformer to be easily fabricated, can control the flow of charge to batteries depending on the charged states of series-connected batteries, and can prevent overcurrent from flowing into a battery currently being charged.

Abstract: The present invention relates, in general, to a charge equalization apparatus with series-connected battery cells and, more particularly, to a charge equalization apparatus, in which series-connected battery cells (B1 to BN) are connected in parallel with the primary windings (Mi 1 to M1N) of transformers (T1 to TN), switches (S1 to SN) for controlling the flow of current of the primary windings are connected in series with the primary windings (M1 1 to M1N), and multiple secondary windings (M21 to M2N) corresponding to the primary windings are connected in parallel with each other.