Printed circuit board interconnect for cells in a battery system
    1.
    发明授权
    Printed circuit board interconnect for cells in a battery system 有权
    用于电池系统中的电池的印刷电路板互连

    公开(公告)号:US09553343B2

    公开(公告)日:2017-01-24

    申请号:US13954765

    申请日:2013-07-30

    Abstract: A system includes a cell interconnect board including a printed circuit board (PCB) disposed proximate a power assembly having a plurality of pouch battery cells, including at least a first battery cell and a second battery cell in a stacked orientation relative to each other. The cell interconnect board includes an interconnect spanning a slot in the cell interconnect board and configured to receive a first tab electrode extending from the first battery cell and a second tab electrode extending from the second battery cell, such that the first and second tab electrodes are in contact with each other. The system also includes a sensor configured to measure a parameter associated with the power assembly.

    Abstract translation: 一种系统包括单元互连板,其包括布置在具有多个袋电池单元的功率组件附近的印刷电路板(PCB),所述多个袋电池单元至少包括相对于彼此堆叠取向的第一电池单元和第二电池单元。 单元互连板包括横跨单元互连板中的槽的互连,并被配置为接收从第一电池单元延伸的第一接头电极和从第二电池单元延伸的第二接头电极,使得第一和第二接头电极为 彼此接触。 该系统还包括被配置为测量与功率组件相关联的参数的传感器。

    Switched passive architectures for batteries having two different chemistries
    2.
    发明授权
    Switched passive architectures for batteries having two different chemistries 有权
    具有两种不同化学成分的电池的开关被动架构

    公开(公告)号:US09527402B2

    公开(公告)日:2016-12-27

    申请号:US14161858

    申请日:2014-01-23

    Abstract: A 12 volt automotive battery system includes a first battery coupled to an electrical system, in which the first battery include a first battery chemistry, and a second battery coupled in parallel with the first battery and selectively coupled to the electrical system via a first switch, in which the second battery includes a second battery chemistry that has a higher coulombic efficiency than the first battery chemistry. The first switch couples the second battery to the electrical system during regenerative braking to enable the second battery to capture a majority of the power generated during regenerative braking. The 12 volt automotive battery system further includes a variable voltage alternator that outputs a first voltage during regenerative braking to charge the second battery and a second voltage otherwise, in which the first voltage is higher than the second voltage.

    Abstract translation: 12伏汽车电池系统包括耦合到电气系统的第一电池,其中第一电池包括第一电池化学物质,以及与第一电池并联耦合的第二电池,并且经由第一开关选择性地耦合到电气系统, 其中第二电池包括具有比第一电池化学物质更高的库仑效率的第二电池化学品。 第一开关在再生制动期间将第二电池耦合到电气系统,以使第二电池能够捕获再生制动期间产生的大部分功率。 所述12伏特汽车电池系统还包括可变电压交流发电机,其在再生制动期间输出第一电压以对所述第二电池充电,否则输出第二电压,其中所述第一电压高于所述第二电压。

    System and method for crimping interconnection of battery cells
    4.
    发明授权
    System and method for crimping interconnection of battery cells 有权
    压接电池单元互连的系统和方法

    公开(公告)号:US09385355B2

    公开(公告)日:2016-07-05

    申请号:US13954830

    申请日:2013-07-30

    Abstract: A battery module includes a power assembly including a first battery cell and a second battery cell in a stacked orientation relative to each other. The first battery cell includes a first tab electrode extending therefrom, and the second battery cell includes a second tab electrode extending therefrom. The battery module also includes an interconnect assembly configured to facilitate electrically coupling the first tab electrode with the second tab electrode with the first and second battery cells in the stacked orientation. The interconnect assembly includes a crimping element disposed over the first and second tab electrodes. The crimping element is configured to apply a compressive force to the first and second tab electrodes such that the first and second tab electrodes are secured in electrical communication via direct contact.

    Abstract translation: 电池模块包括电源组件,其包括相对于彼此堆叠取向的第一电池单元和第二电池单元。 第一电池单元包括从其延伸的第一突片电极,并且第二电池单元包括从其延伸的第二突片电极。 电池模块还包括互连组件,该互连组件被配置成便于以第一和第二电池单元以堆叠方向将第一接片电极与第二接头电极电耦合。 互连组件包括设置在第一和第二突片电极之上的压接元件。 压接元件构造成对第一和第二突片电极施加压缩力,使得第一和第二突片电极通过直接接触固定在电连接中。

    COOLING STRATEGY FOR BATTERY SYSTEMS
    5.
    发明申请
    COOLING STRATEGY FOR BATTERY SYSTEMS 审中-公开
    电池系统冷却策略

    公开(公告)号:US20160107526A1

    公开(公告)日:2016-04-21

    申请号:US14788223

    申请日:2015-06-30

    Abstract: Embodiments describe a battery system that includes a first battery module coupled to a regenerative braking system and a control module that controls operation of the battery system by: determining a predicted driving pattern over a prediction horizon using a driving pattern recognition model based in part on a battery current and a previous driving pattern; determining a predicted battery resistance of the first battery module over the prediction horizon using a recursive battery model based in part on the predicted driving pattern, the battery current, a present bus voltage, and a previous bus voltage; determining a target trajectory of a battery temperature of the first battery module over a control horizon using an objective function; and controlling magnitude and duration of electrical power supplied from the regenerative such that a predicted trajectory of the battery temperature is guided toward the target trajectory of the battery temperature during the control horizon.

    Abstract translation: 实施例描述了一种电池系统,其包括耦合到再生制动系统的第一电池模块和控制电池系统的操作的控制模块,所述控制模块通过以下方式来控制电池系统的运行:使用驱动模式识别模型 电池电流和先前的驱动模式; 部分地基于预测的驱动模式,电池电流,当前总线电压和先前的总线电压,使用递归电池模型来确定预测水平线上的第一电池模块的预测电池电阻; 使用目标函数在控制范围内确定第一电池模块的电池温度的目标轨迹; 并且控制从再生供给的电力的大小和持续时间,使得电池温度的预测轨迹在控制范围内被引向电池温度的目标轨迹。

    BATTERY MODULE WITH PHASE CHANGE MATERIAL
    7.
    发明申请
    BATTERY MODULE WITH PHASE CHANGE MATERIAL 有权
    具有相变材料的电池模块

    公开(公告)号:US20150037648A1

    公开(公告)日:2015-02-05

    申请号:US13954800

    申请日:2013-07-30

    Abstract: In an embodiment, a system includes a battery module, a battery cell assembly that is a component of the battery module, and a battery cell of the battery cell assembly, wherein the battery cell is configured to generate heat during operation. The battery cell assembly also includes a phase change material (PCM) disposed along a thermal pathway within the battery cell assembly that transfers the heat generated by the battery cell away from the battery cell during operation. The PCM is configured to conduct a first portion of the heat generated by the battery cell during operation. Further, the PCM is configured to absorb a second portion of the heat generated by the battery cell to affect a phase change within at least a portion of the PCM.

    Abstract translation: 在一个实施例中,系统包括电池模块,作为电池模块的组件的电池单元组件和电池单元组件的电池单元,其中电池单元被配置为在运行期间产生热量。 电池单元组件还包括沿着电池单元组件内的热路径设置的相变材料(PCM),其在操作期间将电池单元产生的热量从电池单元传送出去。 PCM被配置为在操作期间传导由电池单元产生的热的第一部分。 此外,PCM被配置为吸收由电池单元产生的热的第二部分,以影响PCM的至少一部分内的相位变化。

    SYSTEM AND METHOD FOR CRIMPING INTERCONNECTION OF BATTERY CELLS
    8.
    发明申请
    SYSTEM AND METHOD FOR CRIMPING INTERCONNECTION OF BATTERY CELLS 有权
    用于电池电池互连的系统和方法

    公开(公告)号:US20150037642A1

    公开(公告)日:2015-02-05

    申请号:US13954830

    申请日:2013-07-30

    Abstract: A battery module includes a power assembly including a first battery cell and a second battery cell in a stacked orientation relative to each other. The first battery cell includes a first tab electrode extending therefrom, and the second battery cell includes a second tab electrode extending therefrom. The battery module also includes an interconnect assembly configured to facilitate electrically coupling the first tab electrode with the second tab electrode with the first and second battery cells in the stacked orientation. The interconnect assembly includes a crimping element disposed over the first and second tab electrodes. The crimping element is configured to apply a compressive force to the first and second tab electrodes such that the first and second tab electrodes are secured in electrical communication via direct contact.

    Abstract translation: 电池模块包括电源组件,其包括相对于彼此堆叠取向的第一电池单元和第二电池单元。 第一电池单元包括从其延伸的第一突片电极,并且第二电池单元包括从其延伸的第二突片电极。 电池模块还包括互连组件,该互连组件被配置成便于以第一和第二电池单元以堆叠方向将第一接片电极与第二接头电极电耦合。 互连组件包括设置在第一和第二突片电极之上的压接元件。 压接元件构造成对第一和第二突片电极施加压缩力,使得第一和第二突片电极通过直接接触固定在电连接中。

    DUAL FUNCTION BATTERY SYSTEM AND METHOD
    9.
    发明申请

    公开(公告)号:US20190359063A9

    公开(公告)日:2019-11-28

    申请号:US16167253

    申请日:2018-10-22

    Abstract: An energy storage system for supporting dual electrical functions of a vehicle includes an energy storage unit having a plurality of energy storage modules connected in series, a plurality of sensing units for sensing state of charges of the plurality of energy storage modules, and a pair of primary voltage terminals. The series connected plurality of energy storage modules is connectable across the pair of primary voltage terminals during a key-on state of the vehicle to supply energy storage power at a first voltage level to support primary electrical functions of the vehicle. The energy storage system is further configured to select a subset of the plurality of energy storage modules during a key-off state of the vehicle to connect across a pair of secondary voltage terminals using a switch network to supply energy storage power at a second voltage level.

    DUAL FUNCTION BATTERY SYSTEM AND METHOD
    10.
    发明申请

    公开(公告)号:US20190054827A1

    公开(公告)日:2019-02-21

    申请号:US16167253

    申请日:2018-10-22

    Abstract: An energy storage system for supporting dual electrical functions of a vehicle includes an energy storage unit having a plurality of energy storage modules connected in series, a plurality of sensing units for sensing state of charges of the plurality of energy storage modules, and a pair of primary voltage terminals. The series connected plurality of energy storage modules is connectable across the pair of primary voltage terminals during a key-on state of the vehicle to supply energy storage power at a first voltage level to support primary electrical functions of the vehicle. The energy storage system is further configured to select a subset of the plurality of energy storage modules during a key-off state of the vehicle to connect across a pair of secondary voltage terminals using a switch network to supply energy storage power at a second voltage level.

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