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    • 52. 发明申请
    • Voltage measuring circuit of battery pack
    • 电池组电压测量电路
    • US20040041569A1
    • 2004-03-04
    • US10399033
    • 2003-04-17
    • Kimihiko Furukawa
    • G01N027/416
    • G01R19/16542B60L58/18B60L2240/547G01R15/04G01R31/026G01R31/396H01M10/482Y02T10/7005Y02T10/705
    • A voltage detecting circuit 2 for a cell combination comprising one or more cell blocks having a plurality of cell modules connected to each other in series, the circuit wherein voltage detecting lines 21 to 26 extend, respectively, from a plurality of voltage detecting points V1 to V6 of the cell combination 1, one of lines 23 is connected to the ground, and nongrounding voltage detecting lines are each interconnected through voltage branch lines 31 to 35 to the grounding voltage detecting line 23. A voltage dividing resistor is interposed on each of the nongrounding voltage detecting lines and each of the voltage branch lines. Each of the nongrounding voltage detecting line is connected to a computing circuit 5 via an analogue-digital converter 4. The computing circuit 5 calculates voltage of each of cell modules based on voltage detecting data input from each of the nongrounding voltage detecting lines. Accordingly, the number of parts is reduced, voltage detecting accuracy is improved, and disconnection is reliably detected.
    • 一种用于单元组合的电压检测电路2,包括具有串联连接的多个单元模块的一个或多个单元块,其中电压检测线21至26分别从多个电压检测点V1延伸到 电池组合1的V6,线23中的一个连接到地,并且非周向电压检测线各自通过电压分支线31至35互连到接地电压检测线23.分压电阻器插入在每个 非周边电压检测线和各电压支线。 每个非周边电压检测线通过模拟数字转换器4连接到计算电路5.计算电路5基于从每个非周边电压检测线输入的电压检测数据来计算每个电池模块的电压。 因此,减少部件数量,提高电压检测精度,可靠地检测断路。
    • 60. 发明申请
    • CHARGING CIRCUIT FOR AN ENERGY STORAGE DEVICE AND METHOD FOR CHARGING AN ENERGY STORAGE DEVICE
    • 一种能源储存装置的充电电路和一种充电储能装置的方法
    • US20160261123A1
    • 2016-09-08
    • US15032074
    • 2014-10-21
    • ROBERT BOSCH GMBH
    • Holger Rapp
    • H02J7/00H02M7/44H02M1/42H02M7/04
    • H02J7/0013B60L1/003B60L15/20B60L50/40B60L50/51B60L50/62B60L53/14B60L53/22B60L53/24B60L58/18B60L58/20B60L58/21B60L2210/30H02J1/108H02J3/32H02J7/0052H02M1/42H02M7/04H02M7/44H02M7/49Y02E60/721Y02T10/6217Y02T10/645Y02T10/7005Y02T10/7022Y02T10/7055Y02T10/7061Y02T10/7066Y02T10/7072Y02T10/7077Y02T10/7094Y02T10/7241Y02T10/7275Y02T10/92Y02T90/127Y02T90/14Y04S10/126
    • The invention relates to a charging circuit for an energy storage device (1), having a multiplicity of energy supply branches (Z) each with a multiplicity of energy storage modules (3) for generating an AC voltage at a multiplicity of output connections (1a, 1b, 1c) of the energy storage device (1). The charging circuit has a first half-bridge circuit (9) having a multiplicity of first supply connections (8a, 8b, 8c) each coupled to one of the output connections (1a, 1b, 1c) of the energy storage device (1), a first supply node (37a; 37b; 47a; 47b) coupled to the first half-bridge circuit (9), a second supply node (37a; 37b; 47a; 47b) coupled to a reference potential rail (4) of the energy storage device (1), a converter inductor (10) connected between the first supply node (37a; 37b; 47a; 47b) and the first half-bridge circuit (9), a diode half-bridge (32) coupled between the first supply node (37a; 37b; 47a) and the second supply node (37a; 37b; 47b), and a supply circuit (35; 44, 45) designed to at least occasionally provide a charging DC voltage (UL) between the first supply node (37a; 37b; 47a; 47b) and the second supply node (37a; 37b; 47a; 47b). In this case, the first half-bridge circuit (9) has a multiplicity of semiconductor switches (9c) each coupled between the first supply node (37a; 37b; 47a; 47b) and one of the multiplicity of first supply connections (8a, 8b, 8c).
    • 本发明涉及一种用于能量存储装置(1)的充电电路,其具有多个能量供给支路(Z),每个能量供给支路具有多个用于在多个输出连接(1a)处产生交流电压的储能模块(3) ,1b,1c)。 所述充电电路具有第一半桥电路(9),所述第一半桥电路(9)具有多个第一供电连接(8a,8b,8c),每个所述第一供电连接(8a,8b,8c)联接到所述能量存储装置(1)的输出连接(1a,1b,1c) ,耦合到所述第一半桥电路(9)的第一电源节点(37a; 37b; 47a; 47b),耦合到所述第一半桥电路的参考电位轨道(4)的第二电源节点(37a; 37b; 47a; 47b) 能量存储装置(1),连接在第一供电节点(37a; 37b; 47a; 47b)和第一半桥电路(9)之间的转换器电感器(10),二极管半桥(32) 第一供电节点(37a; 37b; 47a)和第二供应节点(37a; 37b; 47b)以及供应电路(35; 44,45),设计成至少有时提供第一供电节点 供应节点(37a; 37b; 47a; 47b)和第二供应节点(37a; 37b; 47a; 47b)。 在这种情况下,第一半桥电路(9)具有多个半导体开关(9c),每个半导体开关分别耦合在第一供电节点(37a; 37b; 47a; 47b)和多个第一供电连接(8a, 8b,8c)。