The HV joining device (JD) comprises a first cell terminal (B +) for connecting a first cell terminal (BP2 +) of the second cell (BP2) and a second cell terminal (B-) for connecting a second cell terminal (BP1-) of the first cell (BP1). Furthermore, the HV joining device (JD) comprises a high voltage output having a first high voltage load terminal (HVL +) and a second high voltage load terminal (HVL-) for connecting a high voltage load group having one or more high voltage loads. The HV engagement device (JD) further comprises a high voltage input having a first high voltage charging terminal (HVC +) and a second high voltage charging terminal (HVC-) for connecting the electric vehicle power supply equipment. The HV engagement device (JD) comprises a first contactor (C-DC +) and a second contactor (C-DC-), and the first battery terminal (B +) is connected to the first high voltage charging terminal (HVC +) via the first contactor (C-DC +) and the second battery terminal (B-) is connected to the second high voltage charging terminal (HVC-) via the second contactor (C-DC-). Furthermore, the HV engagement device (JD) comprises a third contactor (C-M +) and a fourth contactor (C-M-), and the first battery terminal (B +) is connected to the first high voltage load terminal (HVL +) via the third contactor (C-M +) and the second battery terminal (B-) is connected to the second high voltage load terminal (HVL-) via the fourth contactor (C-M-). The engagement device (JD) comprises a fifth contactor (C-BP1) and a sixth contactor (C-BP2) and a node (N) connectable to the second battery pack terminal (BP2-) of the second battery pack (BP2) and to the first battery pack terminal (BP1 +) of the first battery (BP1) for providing a voltage level of the connection between the first battery pack (BP1) and the second battery pack (BP2). The node (N) is connected to the first high voltage charging terminal (HVC +) via a fifth contactor (C-BP1) and to the second high voltage charging terminal (HVC-) via a sixth contactor (C-BP2).
HV接合装置(JD)包括用于连接第二电池组(BP2)的第一电池组端子(BP2+)的第一电池端子(B+)和用于连接第一电池组(BP1)的第二电池组端子(BP1‑)的第二电池端子(B‑)。此外,HV接合装置(JD)包括高电压输出端,其具有用于连接具有一个或多个高电压负载的高电压负载组的第一高电压负载端子(HVL+)和第二高电压负载端子(HVL‑)。HV接合装置(JD)还包括高电压输入端,其具有用于连接电动交通工具供电装备的第一高电压充电端子(HVC+)和第二高电压充电端子(HVC‑)。HV接合装置(JD)包括第一接触器(C‑DC+)和第二接触器(C‑DC‑),并且第一电池端子(B+)经由第一接触器(C‑DC+)连接到第一高电压充电端子(HVC+),并且第二电池端子(B‑)经由第二接触器(C‑DC‑)连接到第二高电压充电端子(HVC‑)。此外,HV接合装置(JD)包括第三接触器(C‑M+)和第四接触器(C‑M‑),并且第一电池端子(B+)经由第三接触器(C‑M+)连接到第一高电压负载端子(HVL+),并且第二电池端子(B‑)经由第四接触器(C‑M‑)连接到第二高电压负载端子(HVL‑)。接合装置(JD)包括第五接触器(C‑BP1)和第六接触器(C‑BP2)以及节点(N),该节点(N)可连接到第二电池组(BP2)的第二电池组端子(BP2‑)和第一电池(BP1)的第一电池组端子(BP1+),以用于提供第一电池组(BP1)和第二电池组(BP2)之间的连接的电压水平。节点(N)经由第五接触器(C‑BP1)连接到第一高电压充电端子(HVC+),并且经由第六接触器(C‑BP2)连接到第二高电压充电端子(HVC‑)。
High-voltage connection device and high-voltage battery system for high-voltage battery of electric vehicle
用于电动交通工具的高电压电池的高电压接合装置和高电压电池系统
2025-05-16
Patent
Electronic Resource
Chinese
European Patent Office | 2024
|European Patent Office | 2024
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