Abstract:
본 발명은 배터리 모듈에 관한 것으로, 더욱 상세하게는 안전 커버에 단번에 모듈 센싱부에의 연결을 가능하게 하는 전압 센싱 회로를 구성하여 조립성 및 에너지 밀도를 향상하도록 한 배터리 모듈에 관한 것이다. 이를 위해 본 발명은, 각 배터리 셀의 서로 다른 극의 단전지 탭에 부착된 각 리셉터클 부재를 부스바로 체결하여 모듈화하고, 인쇄회로기판을 설치한 안전 커버를 상기 리셉터클 부재를 덮도록 조립함과 동시에 상기 부스바들이 일거에 인쇄회로기판에 연결되어서 셀 전압 센싱이 가능한 전압 센싱 회로를 구성하도록 된 것을 특징으로 하는 조립성을 향상한 배터리 모듈을 제공한다. 바람직하게, 상기 부스바에는, 안전 커버를 리셉터클 부재를 덮도록 조립할 시, 인쇄회로기판에 삽입되어 전기적 연결을 가능하게 하는 연결핀이 형성되어 있는 것을 특징으로 한다.
Abstract:
본 발명은 중대형 배터리에 관한 것으로서, 더욱 상세하게는 중대형 배터리의 캔 구조 및 내부 양/음극 연결 방식을 개선함으로 체적 에너지 밀도를 향상시키고 단전지의 대용량화가 유리한 구조를 갖는 중대형 배터리에 관한 것이다. 이를 위해 본 발명은, 양 측면에 개구부가 형성되는 캔; 양극 집전체, 분리막, 음극 집전체가 차례로 적층 된 채로 권취되어 형성되며 상기 캔 내부에 수용되는 전극 젤리롤; 상기 전극 젤리롤 양측의 양극 집전체 및 음극 집전체에 각각 결합되는 리드탭; 및 상기 캔의 양 측면에 결합하며, 상기 리드탭과 전기적 연결을 수행하는 측면 캡 어셈블리; 를 포함하는 것을 특징으로 하는 중대형 배터리를 제공한다.
Abstract:
PURPOSE: A battery module is provided to stably secure electric connection states of respective unit cells, to be easily manufactured and assembled, and to provide excellent durability. CONSTITUTION: A battery module structure comprise: unit cells(3) in which each battery tap of a positive electrode and a negative electrode is formed on the edge in order to discharge electricity; many receptacles(5) integrated to each battery tap of the unit cells; and a bus bar(7) electrically connecting between the receptacles. The receptacles comprises an insert groove opened along a direction vertical veto a plane formed by the unit cells in order to form an electric connection state by an insertion part of the bus bar inserted along a direction parallel with the plane formed by the unit cells.
Abstract:
PURPOSE: A middle and large-sized battery is provided to reduce the volume of a battery by improving the can structure of a middle and large-sized battery, and internal positive electrode/negative electrode connecting method, and to make a can processing possible through a metal material with high rigidity. CONSTITUTION: A middle and large-sized battery comprises: a can(100) in which an opening is formed on both sides; a positive electrode current collector, a separator, and a negative electrode current collector laminated in order with winded state; an electrode jelly roll accepted inside the can; lead taps respectively connecting to a positive electrode current collector and a negative electrode current collector; and a lateral cap assembly(120) combined to the both side of the can, and conducting electric connection. Between the both sides of the can and the lateral cap assembly, a rubber pad is additionally laminated.
Abstract:
PURPOSE: A battery module is provided to obtain assembility and processability by comprising a voltage sensing circuit making the connection of a safety cover mounted on a voltage terminal part and a module sensing part at once possible. CONSTITUTION: A battery module modularizes each receptacle member(14) attached to single cell taps (11,12) of polarity different from each other of each battery cell(10) by connecting with a bus bar(16), and comprises a voltage sensing circuit capable of cell voltage sensing by assemble a safety cover(20) in which a printing circuit board(22) is installed to cover the receptacle member, and connecting the bus bars to the printing circuit board at once at the same time. The bus bar comprises a connect pin(17) making electric connection possible by being inserted into the printing circuit board, when assembling the safety cover for covering the receptacle member.
Abstract:
PURPOSE: A humidification device and a method for a fuel cell system are provided to prepare a high temperature operation method of a fuel cell system which does not need a lot of humidification by supplying waste condensed water to a humidifier. CONSTITUTION: A humidification device for a fuel cell system comprises: a water trap(40) which is connected to a fuel electrode(12) and stores condensed water; a humidifier(20) for supplying the humidified air to the air electrode(14); a spray nozzle(18) mounted on a fixed position of the humidifier; a condensed water supply line(44) connected between a vent and an injection nozzle of a water trap; and a branched line(50) which is connected to the humidifier from an outlet o the air electrode and is branched toward the air.
Abstract:
A non-humidifier structure of a fuel cell vehicle is provided to perform humidification by adjusting a diameter of a pipe supplied to a stack without using a separate humidifier. A non-humidifier structure of a fuel cell vehicle includes: a first air supply pipe(100) which is installed between a stack(2) and an air supply part(4) supplying external air to the stack, of which one end is united with the air supply pipe and extends toward the stack, and of which the other end has an inwardly inclined slope part(110); a throttle pipe(200) of which one end is united with the slope part of the first supply pipe, which has a diameter smaller than the diameter of the first air supply pipe to increase a flow rate of air supplied to the first air supply pipe, and of which the other end extends toward the stack; a second air supply pipe(300) of which one end is united with the throttle pipe, which has an outwardly inclined slope part(310), and of which the other end is connected with an air manifold of the stack; and an air discharge pipe(400) which discharges wet air generated after a chemical reaction of hydrogen and air supplied through the second air supply pipe, wherein the air discharge pipe has a circulation pipe(500) formed to communicate with the throttle pipe on a discharge route of the wet air.