System for facilitating active cell balancing for ego-vehicle i.e. electric car using super-capacitor i.e. auxiliary power source for supplying electric power, has controller that matches monitored electric parameters of strings with corresponding threshold parameters
2023-07-24
专利权人MERCEDES-BENZ GROUP AG (DAIM-C)
申请日期2023-07-24
专利号IN202311049823-A
成果简介NOVELTY - The system (100) has an electric circuit (110) with multiple super-capacitors (Sc1 to Sc4) having pre-defined capacitance (C1 to C12), where the set of switches (S1 to S5) is adapted to couple a battery (120) of an ego-vehicle to the electric circuit. The battery comprises multiple strings of cells (122) that are arranged in a pre-defined configuration. A controller (112) is electrically coupled with the electric circuit, and is configured to monitor real-time electric parameters of at least one of the strings coupled with the set of switches. The controller matches the monitored electric parameters of strings with corresponding threshold parameters. The electric parameters comprise any or a combination of voltage, state-of-charge (SoC), rate of charge flow, duty-cycle, balancing current, and electric power. USE - System for facilitating active cell balancing for an ego-vehicle i.e. electric car using super-capacitor i.e. auxiliary power source for supplying electric power. ADVANTAGE - The system provides an efficient, reliable, and user-friendly solution for facilitating active cell balancing, and reduces systems complexity as it balances strings instead of each cell suitable for high voltage battery, and also increases efficiency and eliminates losses that occur in cell balancing in existing systems. The system feeds excess power to super capacitor instead of resistor, during cell balancing, so this excess power is used either in upcoming drive cycle or is fed back to battery. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for a method implemented in an ego-vehicle for active cell balancing using super-capacitor. DESCRIPTION OF DRAWING(S) - The drawing shows a circuit diagram of a system for active cell balancing using super-capacitor. 100Active cell balancing system 110Electric circuit 112Controller 120Battery 122Strings of cell C1 to C12Capacitances S1 to S5Switches Sc1 to Sc4Super-capacitors
IPC 分类号B60L-058/22 ; G01R-031/36 ; G01R-031/396 ; H01M-010/42 ; H01M-010/48 ; H02J-007/00
国家印度
专业领域能源矿产
语种英语
成果类型专利
文献类型科技成果
条目标识符http://119.78.100.226:8889/handle/3KE4DYBR/21149
专题中国科学院新疆生态与地理研究所
作者单位
MERCEDES-BENZ GROUP AG (DAIM-C)
推荐引用方式
GB/T 7714
ROOPESH S,KSHIRSAGAR A. System for facilitating active cell balancing for ego-vehicle i.e. electric car using super-capacitor i.e. auxiliary power source for supplying electric power, has controller that matches monitored electric parameters of strings with corresponding threshold parameters. IN202311049823-A[P]. 2023.
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