{"id":77,"date":"2026-08-28T17:20:44","date_gmt":"2026-08-28T09:20:44","guid":{"rendered":"https:\/\/bmsvr.com\/?p=77"},"modified":"2026-08-28T17:20:44","modified_gmt":"2026-08-28T09:20:44","slug":"can-%e6%80%bb%e7%ba%bf%e5%9c%a8-bms-%e4%b8%ad%e7%9a%84%e5%ba%94%e7%94%a8%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/bmsvr.com\/?p=77","title":{"rendered":"CAN \u603b\u7ebf\u5728 BMS \u4e2d\u7684\u5e94\u7528\u8be6\u89e3"},"content":{"rendered":"
\n

title: “CAN \u603b\u7ebf\u5728 BMS \u4e2d\u7684\u5e94\u7528\u8be6\u89e3”
\ndate: “2026-08-28”
\ncategory: “\u901a\u4fe1\u4e0e\u534f\u8bae”
\ntags: [“CAN\u603b\u7ebf”, “\u901a\u4fe1\u534f\u8bae”, “BMS\u6280\u672f”]
\nslug: “can-bus-bms-application”<\/p>\n

\n

\u5f15\u8a00<\/h2>\n

BMS \u91cc\u6709\u4e00\u7c7b\u95ee\u9898\uff0c\u4e0d\u51fa\u4e8b\u7684\u65f6\u5019\u6ca1\u4eba\u6ce8\u610f\uff0c\u4e00\u65e6\u51fa\u95ee\u9898\u5c31\u662f\u6574\u8f66\u505c\u6446\u7ea7\u522b\u7684\u6545\u969c\uff1a\u901a\u4fe1<\/strong>\u3002<\/p>\n

\u4e3b\u63a7\u5355\u5143\uff08BCU\uff09\u8981\u8ddf\u5404\u4e2a\u4ece\u63a7\u5355\u5143\uff08BMU\uff09\u8981\u7535\u538b\u6e29\u5ea6\uff0c\u540e\u5411\u6574\u8f66\u63a7\u5236\u5668\uff08VCU\uff09\u3001\u5145\u7535\u673a\u3001DCDC\u3001TBOX \u53c8\u8981\u8ddf BCU \u8981\u72b6\u6001\u3002\u8fd9\u4e9b\u94fe\u8def\u91cc\u6311\u5927\u6881\u7684\uff0c\u5728\u4e58\u7528\u8f66\u548c\u5546\u7528\u8f66\u9886\u57df\u51e0\u4e4e\u6e05\u4e00\u8272\u662f CAN \u603b\u7ebf\u3002<\/p>\n

\u672c\u6587\u4e0d\u8c08 CAN \u7684\u6559\u79d1\u4e66\u5b9a\u4e49\uff0c\u53ea\u804a BMS \u5de5\u7a0b\u5e08\u771f\u6b63\u8981\u62a0\u7684\u7ec6\u8282\uff1a\u5185\u90e8 CAN \u548c\u5916\u90e8 CAN \u4e3a\u4ec0\u4e48\u5206\u5c42\u3001\u62a5\u6587 ID \u548c\u4fe1\u53f7\u77e9\u9635\u600e\u4e48\u89c4\u5212\u3001\u4ef2\u88c1\u4e0e\u4f4d\u5b9a\u65f6\u8fd9\u4e9b\u5bb9\u6613\u88ab\u5ffd\u7565\u7684\u5730\u96f7\uff0c\u4ee5\u53ca\u6574\u8f66\u5c42\u7ea7 BMS \u8981\u53d1\u54ea\u4e9b\u62a5\u6587\u3001\u600e\u4e48\u548c OBD II \u53ca\u56fd\u6807\u5145\u7535\u534f\u8bae\u6253\u4ea4\u9053\u3002<\/p>\n

<\/p>\n

\u4e00\u3001\u4e3a\u4ec0\u4e48 BMS \u5185\u90e8\u548c\u5916\u90e8\u8981\u5206\u6210\u4e24\u8def CAN<\/h2>\n

\u5148\u7ea0\u6b63\u4e00\u4e2a\u5e38\u89c1\u8bef\u533a\uff1a\u4e0d\u662f”\u4e00\u8f86\u8f66\u4e00\u6761 CAN”\u5c31\u5b8c\u4e8b\u4e86\u3002BMS \u91cc\u901a\u5e38\u81f3\u5c11\u4e24\u8def\u72ec\u7acb CAN\uff0c\u804c\u8d23\u5b8c\u5168\u4e0d\u540c\u3002<\/p>\n

\u5185\u90e8 CAN<\/strong>\uff08BMU \u2194 BCU\uff0c\u4e5f\u53eb\u91c7\u96c6\u94fe\uff09\u3002BCU \u8981\u5b9e\u65f6\u62ff\u5230\u6bcf\u4e2a\u7535\u6c60\u6a21\u7ec4\u91cc\u51e0\u5341\u4e0a\u767e\u4e2a\u5355\u4f53\u7684\u7535\u538b\u548c\u6e29\u5ea6\u3002\u8fd9\u6761\u94fe\u8def\u7684\u7279\u70b9\u662f\uff1a\u8282\u70b9\u591a\u3001\u6570\u636e\u91cf\u5927\u3001\u5237\u65b0\u5468\u671f\u77ed\uff08\u5178\u578b 100~200 ms\uff09\u3001\u5bf9\u786e\u5b9a\u6027\u548c\u540c\u6b65\u6027\u8981\u6c42\u9ad8\uff0c\u800c\u4e14\u4e0d\u80fd\u548c\u6574\u8f66\u7f51\u7edc\u7684\u8d1f\u8f7d\u6405\u5728\u4e00\u8d77\u3002<\/p>\n

\u5916\u90e8 CAN<\/strong>\uff08BCU \u2194 VCU \/ \u5145\u7535\u673a \/ BMS \u5bf9\u5916\u7684\u7f51\u5173\uff09\u3002\u8fd9\u6761\u94fe\u8def\u5bf9\u63a5\u7684\u662f\u6574\u8f66\u7f51\u7edc\uff0c\u8d1f\u8f7d\u9ad8\u3001\u8282\u70b9\u6742\u3001\u4f18\u5148\u7ea7\u4e89\u62a2\u6fc0\u70c8\u3002\u5982\u679c\u5185\u90e8\u91c7\u96c6\u6570\u636e\u4e5f\u5f80\u8fd9\u4e0a\u9762\u585e\uff0c\u9ad8\u538b\u72b6\u6001\u62a5\u6587\u5f88\u5bb9\u6613\u88ab\u52a8\u529b\u603b\u6210\u7684\u9ad8\u9891\u62a5\u6587\u6324\u5360\u5ef6\u8fdf\u3002<\/p>\n

\u5de5\u7a0b\u4e0a\u8fd8\u6709\u4e00\u4e2a\u66f4\u5b9e\u9645\u7684\u7406\u7531\uff1a\u7535\u6c14\u9694\u79bb<\/strong>\u3002\u5185\u90e8 CAN \u9760\u8fd1\u9ad8\u538b\u91c7\u6837\u533a\uff0c\u5916\u90e8 CAN \u8de8\u5230\u4f4e\u538b\u6574\u8f66\u7f51\u7edc\uff0c\u4e24\u8def\u4e4b\u95f4\u7528\u9694\u79bb\u6536\u53d1\u5668\uff08\u5982 ISO1050\u3001TJA1051T \u52a0\u9694\u79bb\u7535\u6e90\uff09\u9694\u5f00\uff0c\u9632\u6b62\u9ad8\u538b\u4fa7\u6545\u969c\u6216\u5730\u7535\u4f4d\u5dee\u4e32\u6270\u5230\u6574\u8f66\u3002<\/p>\n

\u5206\u5c42\u4e4b\u540e\uff0cBCU \u5c31\u6210\u4e86\u4e00\u4e2a”\u7ffb\u8bd1\u5b98”\uff1a\u5185\u90e8\u6536\u539f\u59cb\u6570\u636e\uff0c\u505a SOC\/SOH\/SOP \u4f30\u7b97\u548c\u6545\u969c\u8bca\u65ad\uff0c\u518d\u628a\u7ed3\u679c\u6253\u5305\u6210\u6574\u8f66\u7ea6\u5b9a\u7684\u62a5\u6587\u53d1\u5230\u5916\u90e8 CAN\u3002<\/p>\n

\u4e8c\u3001\u62a5\u6587 ID \u4e0e\u4fe1\u53f7\u77e9\u9635\uff1a\u5148\u7acb\u89c4\u77e9\u518d\u5199\u4ee3\u7801<\/h2>\n

CAN \u62a5\u6587\u80fd\u4e0d\u80fd\u8dd1\u901a\uff0c\u4e00\u534a\u529f\u592b\u5728\u524d\u671f\u4fe1\u53f7\u77e9\u9635\uff08dbc \u6587\u4ef6\uff09\u8bbe\u8ba1\uff0c\u800c\u4e0d\u662f\u5728\u9a71\u52a8\u4ee3\u7801\u3002ID \u5206\u914d\u548c\u4fe1\u53f7\u5e03\u5c40\u4e00\u65e6\u5b9a\u9519\uff0c\u540e\u9762\u6240\u6709 ECU \u90fd\u8981\u8ddf\u7740\u6539\uff0c\u6210\u672c\u6781\u9ad8\u3002<\/p>\n

ID \u89c4\u5212\u7684\u51e0\u6761\u7ecf\u9a8c\uff1a<\/p>\n

    \n
  1. \u6309\u4f18\u5148\u7ea7\u5206 ID \u9ad8\u6bb5\u3002<\/strong> CAN \u7684\u4ef2\u88c1\u662f ID \u8d8a\u5c0f\u4f18\u5148\u7ea7\u8d8a\u9ad8\u3002BMS \u7684\u6545\u969c\u3001\u65ad\u9ad8\u538b\u8bf7\u6c42\u8fd9\u7c7b\u5b89\u5168\u76f8\u5173\u62a5\u6587\uff0c\u5fc5\u987b\u62ff\u4f4e ID\uff08\u9ad8\u4f18\u5148\u7ea7\uff09\uff0c\u8ba9\u5b83\u4eec\u5728\u603b\u7ebf\u7e41\u5fd9\u65f6\u4e5f\u80fd\u62a2\u5230\u53d1\u9001\u6743\u3002<\/li>\n
  2. \u9884\u7559\u6269\u5c55\u5e27\u7a7a\u95f4\u3002<\/strong> \u73b0\u5728\u6574\u8f66\u8282\u70b9\u8d8a\u6765\u8d8a\u591a\uff0c\u5f88\u591a\u9879\u76ee\u5df2\u7ecf\u7528 29 \u4f4d\u6269\u5c55 ID\u3002\u8bbe\u8ba1\u65f6\u522b\u5047\u8bbe 11 \u4f4d\u6807\u51c6\u5e27\u591f\u7528\uff0c\u7559\u51fa\u6269\u5c55 ID \u7684\u8fc1\u79fb\u7a7a\u95f4\u3002<\/li>\n
  3. \u540c\u6e90\u62a5\u6587\u5468\u671f\u5bf9\u9f50\u3002<\/strong> \u7535\u538b\u3001\u6e29\u5ea6\u8fd9\u7c7b\u5468\u671f\u6027\u6570\u636e\uff0c\u8ba9\u5b83\u4eec\u5728\u540c\u4e00\u65f6\u95f4\u57fa\u51c6\u4e0a\u53d1\u9001\uff0cVCU \u4fa7\u624d\u597d\u505a\u8d85\u65f6\u5224\u65ad\u548c\u4e22\u5931\u68c0\u6d4b\u3002<\/li>\n<\/ol>\n

    \u4fe1\u53f7\u5e03\u5c40\uff08signal layout\uff09\u540c\u6837\u8bb2\u7a76\u3002\u4e00\u4e2a Lesson learned\uff1a\u5c3d\u91cf\u8ba9\u4e00\u4e2a\u4fe1\u53f7\u4e0d\u8981\u8de8\u5b57\u8282\u5bf9\u9f50\u5230\u975e\u6574\u6570\u4f4d\u7f6e<\/strong>\uff0c\u5c24\u5176\u662f\u9ad8\u538b\u4fa7\u7528\u5230\u7684\u5e26\u7b26\u53f7\u7535\u538b\u3001\u7535\u6d41\u503c\u3002\u4fe1\u53f7\u8d77\u59cb\u4f4d\u3001\u957f\u5ea6\u3001\u5b57\u8282\u5e8f\uff08Intel\/Motorola\uff09\u4e00\u65e6\u5199\u9519\uff0c\u5411\u91cf\u5de5\u5177\uff08CANoe\u3001CANalyzer\uff09\u91cc\u89e3\u6790\u51fa\u6765\u7684\u503c\u5c31\u662f\u4e71\u7801\u3002\u56e2\u961f\u91cc\u5e94\u8be5\u5b9a\u4e00\u6761\u94c1\u5f8b\uff1adbc \u662f\u552f\u4e00\u7684\u901a\u4fe1\u5951\u7ea6\uff0c\u4efb\u4f55\u63a7\u5236\u5668\u6539\u52a8\u5148\u6539 dbc\uff0c\u518d\u6539\u4ee3\u7801\uff0c\u7981\u6b62\u4e24\u8fb9\u5404\u81ea”\u8111\u8865”\u3002<\/p>\n

    \u4e0b\u9762\u662f\u4e00\u6bb5\u7528 python-can \u53d1\u4e00\u6761\u6807\u51c6 BMS \u9ad8\u538b\u72b6\u6001\u62a5\u6587\u7684\u793a\u4f8b\uff0c\u6ce8\u610f DLC \u548c\u5b57\u8282\u5e8f\u7684\u5904\u7406\uff1a<\/p>\n

    import can\n\n# \u4ee5 11 \u4f4d\u6807\u51c6\u5e27\u53d1\u9001\u4e00\u6761 BMS \u9ad8\u538b\u72b6\u6001\u62a5\u6587\nbus = can.interface.Bus(channel="can0", bustype="socketcan")\n\n# \u5047\u8bbe\u4fe1\u53f7\u5e03\u5c40: \u5b57\u82820 = \u603b\u7535\u538b\u9ad8\u5b57\u8282, \u5b57\u82821 = \u603b\u7535\u538b\u4f4e\u5b57\u8282, \u5b57\u82822 = \u603b\u7535\u6d41\u9ad8\u5b57\u8282...\nmsg = can.Message(\n    arbitration_id=0x180,      # \u4f4e ID, \u9ad8\u4f18\u5148\u7ea7\n    data=[0x02, 0x8A, 0x0F, 0xA0, 0x00, 0x00, 0x00, 0x00],\n    is_extended_id=False,\n)\nbus.send(msg)\n<\/code><\/pre>\n
    0x180 \u8fd9\u4e2a ID \u4e0d\u662f\u968f\u624b\u5199\u7684\uff0c\u5b83\u662f J1939 \u91cc PGN 0xF004\uff08\u7535\u5b50\u53d1\u52a8\u673a\u63a7\u5236\u5668\uff09\u9644\u8fd1\u5e38\u89c1\u7684\u9ad8\u538b\u7cfb\u7edf\u62a5\u6587\u8d77\u59cb ID \u533a\u57df\uff0c\u5546\u7528\u8f66\u91cc BMS \u7684\u9ad8\u538b\u72b6\u6001\u7ecf\u5e38\u843d\u5728\u8fd9\u4e00\u7247\u3002\u4e58\u7528\u8f66\u5219\u66f4\u591a\u6309 OEM \u79c1\u6709\u534f\u8bae\u6392 ID\u3002<\/p>\n
    \u4e09\u3001\u4f4d\u5b9a\u65f6\uff1a\u6700\u5bb9\u6613\u57cb\u96f7\u7684\u53c2\u6570<\/h2>\n
    CAN \u63a7\u5236\u5668\u914d\u4e0d\u597d\u4f4d\u5b9a\u65f6\uff0c\u73b0\u8c61\u6781\u5176\u8be1\u5f02\uff1a\u4f4e\u901f\u6ca1\u4e8b\uff0c\u9ad8\u901f\u4e00\u4e0a\u6570\u636e\u91cf\u5927\u4e00\u70b9\u5c31\u62a5\u603b\u7ebf\u9519\u8bef\uff0c\u6216\u8005\u4e24\u6761 ECU \u4e4b\u95f4\u65f6\u901a\u65f6\u4e0d\u901a\u3002\u6839\u6e90\u5728\u4e8e\u91c7\u6837\u70b9\uff08sample point\uff09\u548c\u4f4d\u65f6\u95f4\u5404\u6bb5\u7684\u6bd4\u4f8b\u3002<\/p>\n
    \u4f4d\u65f6\u95f4\u7531\u540c\u6b65\u6bb5\uff08Sync Seg\uff09\u3001\u4f20\u64ad\u6bb5\uff08Prop Seg\uff09\u3001\u76f8\u4f4d\u7f13\u51b2\u6bb5 1\uff08Phase Seg1\uff09\u548c\u76f8\u4f4d\u7f13\u51b2\u6bb5 2\uff08Phase Seg2\uff09\u7ec4\u6210\u3002\u91c7\u6837\u70b9\u4f4d\u7f6e\u5927\u81f4\u662f\uff1a<\/p>\n
    \u91c7\u6837\u70b9 = (1 + PropSeg + PhaseSeg1) \/ \u603b TQ \u6570\n<\/code><\/pre>\n
    \u73b0\u573a\u6700\u5e38\u7528\u7684\u7ecf\u9a8c\u503c\uff1a\u91c7\u6837\u70b9\u653e\u5728 75%~87.5%<\/strong> \u4e4b\u95f4\u3002\u653e\u5728 80% \u9644\u8fd1\u662f\u5de5\u4e1a\u754c\u9ed8\u8ba4\u7684\u7a33\u59a5\u503c\u3002\u91c7\u6837\u70b9\u592a\u9760\u524d\uff08\u6bd4\u5982 60%\uff09\uff0c\u603b\u7ebf\u4e0a\u7684\u632f\u94c3\u8fd8\u6ca1\u8870\u51cf\u5b8c\u5c31\u91c7\u6837\uff0c\u5bb9\u6613\u8bef\u5224\uff1b\u592a\u9760\u540e\uff08\u6bd4\u5982 90%\uff09\uff0c\u5bf9\u65f6\u949f\u5bb9\u5dee\u548c\u7ebf\u7f06\u5ef6\u8fdf\u7684\u5bb9\u5fcd\u5ea6\u5c31\u53d8\u5dee\u3002<\/p>\n
    \u53e6\u4e00\u4e2a\u5173\u952e\u53c2\u6570\u662f SJW\uff08\u540c\u6b65\u8df3\u8f6c\u5bbd\u5ea6\uff09\u3002\u5b83\u5728\u8282\u70b9\u95f4\u65f6\u949f\u6709\u6f02\u79fb\u65f6\u7528\u4e8e\u8c03\u6574\u540c\u6b65\uff0c\u4e00\u822c\u53d6 1~2 \u4e2a TQ\u3002SJW \u8bbe\u5c0f\u4e86\uff0c\u957f\u7ebf\u7f06\u3001\u6e29\u5dee\u5927\u7684\u573a\u666f\u4e0b\u76f8\u4f4d\u504f\u79fb\u8ddf\u4e0d\u4e0a\u5c31\u4f1a\u51fa\u9519\u3002<\/p>\n
    \u8fd9\u4e9b\u53c2\u6570\u5fc5\u987b\u540c\u4e00\u6761\u603b\u7ebf\u4e0a\u6240\u6709\u8282\u70b9\u4e25\u683c\u4e00\u81f4\u3002\u6539\u6ce2\u7279\u7387\uff08500 kbps \u2192 250 kbps\uff09\u65f6\uff0c\u4e0d\u80fd\u53ea\u6539\u6ce2\u7279\u7387\u4f4d\u6570\uff0cPropSeg\/PhaseSeg\/SJW \u90fd\u8981\u8ddf\u7740\u91cd\u7b97\uff0c\u5426\u5219\u6362\u7ebf\u7f06\u957f\u5ea6\u6216\u8282\u70b9\u6570\u91cf\u540e\u968f\u65f6\u53ef\u80fd\u7ffb\u8f66\u3002<\/p>\n
    \u56db\u3001BMS \u5230\u5e95\u8981\u5f80\u6574\u8f66\u4e0a\u53d1\u4ec0\u4e48<\/h2>\n
    \u7ad9\u5728 BCU \u7684\u89d2\u5ea6\uff0c\u5bf9\u5916 CAN \u7684\u62a5\u6587\u6e05\u5355\uff0c\u76f4\u63a5\u51b3\u5b9a\u6574\u8f66\u80fd\u4e0d\u80fd\u6b63\u786e\u505a\u9ad8\u538b\u4e0a\u4e0b\u7535\u548c\u80fd\u91cf\u7ba1\u7406\u3002\u4e00\u80a1\u8111\u628a\u5185\u90e8\u51e0\u767e\u4e2a\u5355\u4f53\u7535\u538b\u5168\u53d1\u51fa\u53bb\uff0c\u65e2\u6ca1\u5fc5\u8981\u4e5f\u5360\u5e26\u5bbd\u3002\u5178\u578b\u7684\u6700\u5c0f\u96c6\u5408\u662f\u8fd9\u51e0\u7c7b\uff1a<\/p>\n\n\n\n\n\n\n\n\n\n\n
    \u62a5\u6587<\/th>\n\u5173\u952e\u4fe1\u53f7<\/th>\n\u5178\u578b\u5468\u671f<\/th>\n\u65b9\u5411<\/th>\n<\/tr>\n<\/thead>\n
    \u9ad8\u538b\u7cfb\u7edf\u72b6\u6001<\/td>\n\u603b\u7535\u538b\u3001\u603b\u7535\u6d41\u3001SOC\u3001SOH<\/td>\n100 ms<\/td>\nBCU \u2192 VCU<\/td>\n<\/tr>\n
    \u6700\u5927\/\u6700\u5c0f\u5355\u4f53\u4fe1\u606f<\/td>\nmax\/min \u7535\u538b\u3001\u5bf9\u5e94\u7f16\u53f7\u3001\u6e29\u5ea6<\/td>\n100 ms<\/td>\nBCU \u2192 VCU<\/td>\n<\/tr>\n
    \u5145\u653e\u7535\u80fd\u529b<\/td>\n\u5141\u8bb8\u5145\u7535\/\u653e\u7535\u529f\u7387\uff08SOP\uff09<\/td>\n100 ms<\/td>\nBCU \u2192 VCU\/\u5145\u7535\u673a<\/td>\n<\/tr>\n
    \u7edd\u7f18\u72b6\u6001<\/td>\n\u7edd\u7f18\u7535\u963b\u503c\u3001\u544a\u8b66\u4f4d<\/td>\n500 ms<\/td>\nBCU \u2192 VCU<\/td>\n<\/tr>\n
    \u6545\u969c\u4e0e\u72b6\u6001<\/td>\n\u6545\u969c\u7b49\u7ea7\u3001\u7ee7\u7535\u5668\/\u63a5\u89e6\u5668\u72b6\u6001<\/td>\n100\/500 ms<\/td>\n\u53cc\u5411<\/td>\n<\/tr>\n
    \u4e0a\u4e0b\u9ad8\u538b\u63e1\u624b<\/td>\n\u9884\u5145\u3001\u4e3b\u6b63\u4e3b\u8d1f\u63a5\u89e6\u5668\u8bf7\u6c42\u4e0e\u56de\u6267<\/td>\n\u4e8b\u4ef6\u89e6\u53d1<\/td>\n\u53cc\u5411<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    \u5176\u4e2d SOP\uff08State of Power\uff09\u62a5\u6587<\/strong>\u662f BMS \u6700\u503c\u94b1\u7684\u4e00\u6761\u8f93\u51fa\u3002VCU \u62ff\u5230\u53ef\u5145\/\u53ef\u653e\u529f\u7387\u4e0a\u9650\u540e\uff0c\u624d\u80fd\u51b3\u5b9a\u9a71\u52a8\u626d\u77e9\u9650\u5236\u548c\u56de\u9988\u7b56\u7565\uff1b\u5145\u7535\u673a\u4e5f\u9760\u5b83\u6765\u8c03\u8282\u5145\u7535\u7535\u6d41\u3002SOP \u62a5\u6587\u53d1\u9519\u4e86\u3001\u53d1\u6162\u4e86\uff0c\u8f7b\u5219\u9a7e\u9a76\u611f\u53d7\u5dee\uff0c\u91cd\u5219\u5728\u4f4e\u6e29\u4e0b\u7535\u6c60\u8fc7\u653e\u6216\u8fc7\u5145\u3002<\/p>\n
    \u4e0a\u4e0b\u9ad8\u538b\u63e1\u624b\u662f\u53e6\u4e00\u6761\u6027\u547d\u6538\u5173\u7684\u94fe\u8def\u3002\u5178\u578b\u7684\u63e1\u624b\u6d41\u7a0b\u662f\u4e00\u6761\u4e8b\u4ef6\u9a71\u52a8\u7684\u72b6\u6001\u673a\uff1aVCU \u8bf7\u6c42\u4e0a\u9ad8\u538b \u2192 BMS \u68c0\u67e5\u7edd\u7f18\u3001\u9884\u5145\u76ee\u6807 \u2192 \u95ed\u5408\u9884\u5145\u63a5\u89e6\u5668 \u2192 \u9884\u5145\u7535\u538b\u8fbe\u6807 \u2192 \u95ed\u5408\u4e3b\u63a5\u89e6\u5668 \u2192 \u56de\u6267”\u9ad8\u538b\u5c31\u7eea”\u3002\u8fd9\u6761\u94fe\u8def\u91cc\u6bcf\u4e00\u6761\u62a5\u6587\u90fd\u5fc5\u987b\u6709\u8d85\u65f6\u548c\u91cd\u53d1\u673a\u5236\uff0c\u901a\u4fe1\u4e2d\u65ad\u65f6 BCU \u5fc5\u987b\u80fd\u591f\u81ea\u4e3b\u5b89\u5168\u4e0b\u9ad8\u538b\uff0c\u800c\u4e0d\u662f\u50bb\u7b49 VCU \u7684\u6307\u4ee4\u3002<\/p>\n
    \u4e94\u3001\u548c OBD II\u3001\u56fd\u6807\u5145\u7535\u534f\u8bae\u7684\u5bf9\u63a5<\/h2>\n
    BMS \u5de5\u7a0b\u5e08\u7ed5\u4e0d\u5f00\u4e24\u7c7b\u534f\u8bae\u5bf9\u63a5\uff0c\u90fd\u548c CAN \u76f8\u5173\uff0c\u4f46\u6027\u8d28\u5b8c\u5168\u4e0d\u4e00\u6837\u3002<\/p>\n
    OBD II\uff08\u8bca\u65ad\uff09<\/strong>\u3002\u6309 ISO 15765\uff0c\u8bca\u65ad\u62a5\u6587\u8d70\u7684\u662f CAN \u4e4b\u4e0a\u7684 TP\uff08\u4f20\u8f93\u5c42\uff09\u534f\u8bae\uff0c\u8d85\u8fc7 8 \u5b57\u8282\u7684\u7528\u591a\u5e27\u4f20\u8f93\uff08\u9996\u5e27 FF + \u6d41\u63a7\u5e27 FC + \u8fde\u7eed\u5e27 CF\uff09\u3002\u8bfb DTC\u3001\u8bfb\u6570\u636e\u6d41\u6807\u8bc6\u7b26\uff08PID\uff09\u90fd\u8981\u901a\u8fc7 0x7DF \/ 0x7E8 \u8fd9\u7c7b\u8bca\u65ad ID \u8d70\u3002BMS \u8981\u628a\u5355\u4f53\u7535\u538b\u3001SOC \u7b49\u6620\u5c04\u6210\u6807\u51c6 PID \u6216 OEM \u6269\u5c55 PID\uff0c\u4f9b\u552e\u540e\u8bca\u65ad\u4eea\u8bfb\u3002<\/p>\n
    \u8fd9\u91cc\u6709\u4e2a\u5751\uff1a\u8bca\u65ad\u54cd\u5e94\u5f80\u5f80\u8981\u6c42”\u5f53\u524d\u503c”\uff0c\u800c BMS \u5185\u90e8\u6570\u636e\u662f\u5468\u671f\u5237\u65b0\u7684\u3002\u5982\u679c\u54cd\u5e94\u65f6\u76f4\u63a5\u56de\u6700\u65e9\u7f13\u5b58\u7684\u503c\uff0c\u8bca\u65ad\u4eea\u4e0a\u770b\u5230\u7684\u6570\u636e\u4f1a\u6ede\u540e\u3002\u6b63\u786e\u505a\u6cd5\u662f\u8bca\u65ad\u670d\u52a1\u89e6\u53d1\u65f6\u5148\u540c\u6b65\u4e00\u6b21\u6700\u65b0\u91c7\u96c6\u503c\u518d\u56de\u3002<\/p>\n
    \u56fd\u6807\u5145\u7535\uff08GB\/T 27930\uff09<\/strong>\u3002\u76f4\u6d41\u5feb\u5145\u65f6\uff0cBMS \u548c\u5145\u7535\u673a\u4e4b\u95f4\u5c31\u8d70 CAN\uff0c\u62a5\u6587\u534f\u8bae\u662f\u56fd\u6807\u89c4\u5b9a\u6b7b\u7684\uff0cID \u4ece 0x1801F456\uff08BMS \u8fa8\u8bc6\u62a5\u6587\uff09\u5230\u5145\u7535\u673a\u8fa8\u8bc6\u3001\u624b\u8f66\u62a5\u6587\u3001\u5145\u7535\u53c2\u6570\u3001\u4e2d\u6b62\u5145\u7535\u7b49\u4e00\u7cfb\u5217\u3002BMS \u7aef\u8981\u4e25\u683c\u6309\u56fd\u6807\u62a5\u6587\u5468\u671f\uff08\u5145\u7535\u53c2\u6570 50 ms\u3001BMS \u72b6\u6001 250 ms\uff09\u53d1\u9001\uff0c\u8d85\u65f6\u5c31\u8981\u8fdb\u5165\u9519\u8bef\u5904\u7406\u3002<\/p>\n
    GB\/T 27930 \u8fd8\u6709\u4e00\u4e2a\u5bb9\u6613\u758f\u5ffd\u7684\u7ec6\u8282\uff1a\u5145\u7535\u63e1\u624b\u9636\u6bb5\u7684\u8d85\u65f6\u8ba1\u65f6\u4ece\u9996\u6b21\u6536\u5230\u5145\u7535\u673a\u62a5\u6587\u5f00\u59cb<\/strong>\uff0cBMS \u4fa7\u5fc5\u987b\u5bf9\u6bcf\u4e2a\u9636\u6bb5\u505a\u72ec\u7acb\u8d85\u65f6\u5224\u65ad\uff0c\u4efb\u610f\u4e00\u6b65\u8d85\u65f6\u90fd\u8981\u80fd\u5b89\u5168\u4e2d\u6b62\u5e76\u4e0a\u62a5\uff0c\u5426\u5219\u53ef\u80fd\u5361\u5728\u4e2d\u95f4\u6001\uff0c\u63a5\u89e6\u5668\u72b6\u6001\u548c\u5145\u7535\u673a\u72b6\u6001\u5bf9\u4e0d\u4e0a\u3002<\/p>\n
    \u516d\u3001\u53ef\u9760\u6027\uff1a\u901a\u4fe1\u5197\u4f59\u4e0e\u964d\u7ea7\u7b56\u7565<\/h2>\n
    CAN \u662f\u5355\u7ebf\u5dee\u5206\uff08CAN_H \/ CAN_L\uff09\uff0c\u597d\u5904\u662f\u6297\u5171\u6a21\u5e72\u6270\u5f3a\uff0c\u574f\u5904\u662f\u4e00\u65e6\u67d0\u6bb5\u7ebf\u675f\u65ad\u8def\u6216\u67d0\u4e2a\u8282\u70b9\u628a\u603b\u7ebf\u62c9\u6b7b\uff0c\u6574\u6761\u603b\u7ebf\u53ef\u80fd\u762b\u75ea\u3002BMS \u4f5c\u4e3a\u5b89\u5168\u4ef6\uff0c\u4e0d\u80fd\u53ea\u9760\u5355\u94fe\u8def\u3002<\/p>\n
    \u51e0\u6761\u843d\u5730\u8fc7\u7684\u5197\u4f59\u63aa\u65bd\uff1a<\/p>\n
      \n
    1. \u53cc\u8def CAN \u4e92\u5907\u3002<\/strong> \u5173\u952e\u72b6\u6001\u62a5\u6587\u540c\u65f6\u5728\u4e3b CAN \u548c\u5907\u7528 CAN \u4e0a\u53d1\uff0cVCU \u4fa7\u4efb\u4e00\u8def\u6536\u5230\u5373\u53ef\u3002\u6210\u672c\u7565\u589e\uff0c\u4f46\u80fd\u6321\u4f4f\u5355\u70b9\u65ad\u7ebf\u3002<\/li>\n
    2. \u603b\u7ebf\u5173\u95ed\uff08bus-off\uff09\u6062\u590d\u673a\u5236\u3002<\/strong> \u5f53\u8282\u70b9\u9519\u8bef\u8ba1\u6570\u8fbe\u5230 256 \u8fdb\u5165 bus-off \u540e\uff0c\u8981\u6309\u89c4\u8303\u5728\u8fde\u7eed 128 \u6b21 11 \u4e2a\u9690\u6027\u4f4d\u540e\u6062\u590d\u3002BMS \u7684\u6062\u590d\u4e0d\u80fd\u88f8\u6062\u590d\uff0c\u6062\u590d\u524d\u8981\u91cd\u65b0\u521d\u59cb\u5316\u63a7\u5236\u5668\u3001\u6e05\u7f13\u5b58\uff0c\u907f\u514d\u5e26\u75c5\u4e0a\u7ebf\u3002<\/li>\n
    3. \u770b\u95e8\u72d7 + \u7f3a\u5e27\u68c0\u6d4b\u3002<\/strong> VCU \u4fa7\u5bf9 BMS \u7684\u5173\u952e\u62a5\u6587\u505a\u8d85\u65f6\u76d1\u6d4b\uff0cBMS \u4fa7\u5bf9\u5145\u7535\u673a\u3001VCU \u7684\u62a5\u6587\u540c\u6837\u76d1\u6d4b\u3002\u4e00\u65e6\u8d85\u65f6\uff0c\u6309\u7f3a\u7701\u7684\u5b89\u5168\u503c\u964d\u7ea7\uff08\u6bd4\u5982 SOP \u76f4\u63a5\u964d\u5230 0\uff09\u6216\u4e3b\u52a8\u4e0b\u9ad8\u538b\u3002<\/li>\n<\/ol>\n
      \u964d\u7ea7\u7b56\u7565\u7684\u6838\u5fc3\u601d\u60f3\u4e00\u53e5\u8bdd\uff1a\u901a\u4fe1\u4e0d\u53ef\u4fe1\u65f6\uff0c\u5f80\u5b89\u5168\u65b9\u5411\u6536\u7f29<\/strong>\uff0c\u800c\u4e0d\u662f\u5047\u8bbe\u5bf9\u65b9\u4e00\u5b9a\u8fd8\u5728\u7ebf\u3002<\/p>\n
      \u7ed3\u8bed<\/h2>\n
      CAN \u5728 BMS \u91cc\u4e0d\u662f\u4e00\u4e2a”\u914d\u4e2a\u9a71\u52a8\u80fd\u6536\u53d1\u5c31\u884c”\u7684\u6a21\u5757\uff0c\u5b83\u4e32\u8d77\u4e86\u91c7\u96c6\u3001\u4f30\u7b97\u3001\u8bca\u65ad\u3001\u4e0a\u4e0b\u7535\u3001\u5145\u7535\u4e94\u6761\u94fe\u8def\u3002\u771f\u6b63\u51b3\u5b9a\u7cfb\u7edf\u7a33\u4e0d\u7a33\u7684\uff0c\u662f\u90a3\u4e9b\u524d\u671f\u8bbe\u8ba1\uff1aID \u548c dbc \u5951\u7ea6\u3001\u4f4d\u5b9a\u65f6\u91c7\u6837\u70b9\u3001SOP \u62a5\u6587\u7684\u65f6\u6548\u3001\u63e1\u624b\u72b6\u6001\u673a\u7684\u8d85\u65f6\u3001\u4ee5\u53ca\u603b\u7ebf\u5931\u6548\u540e\u7684\u964d\u7ea7\u8def\u5f84\u3002<\/p>\n
      \u5bf9 BMS \u5de5\u7a0b\u5e08\u6765\u8bf4\uff0c\u628a\u901a\u4fe1\u94fe\u8def\u5f53\u6210\u548c\u7535\u82af\u3001AFE \u4e00\u6837\u7684\u7b2c\u4e00\u7b49\u5b89\u5168\u4ef6\u6765\u5bf9\u5f85\uff0c\u800c\u4e0d\u662f\u6700\u540e”\u63a5\u6839\u7ebf”\u7684\u6536\u5c3e\u5de5\u4f5c\uff0c\u5f88\u591a\u73b0\u573a\u6392\u969c\u548c\u65e0\u8c13\u7684\u8fd4\u5de5\u90fd\u80fd\u7701\u6389\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
      title: “CAN \u603b\u7ebf\u5728 BMS \u4e2d\u7684\u5e94\u7528\u8be6\u89e3” date: “20 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[62],"tags":[16,63,64],"class_list":["post-77","post","type-post","status-publish","format-standard","hentry","category-62","tag-bms","tag-can","tag-64"],"_links":{"self":[{"href":"https:\/\/bmsvr.com\/index.php?rest_route=\/wp\/v2\/posts\/77","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bmsvr.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bmsvr.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bmsvr.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bmsvr.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=77"}],"version-history":[{"count":1,"href":"https:\/\/bmsvr.com\/index.php?rest_route=\/wp\/v2\/posts\/77\/revisions"}],"predecessor-version":[{"id":78,"href":"https:\/\/bmsvr.com\/index.php?rest_route=\/wp\/v2\/posts\/77\/revisions\/78"}],"wp:attachment":[{"href":"https:\/\/bmsvr.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=77"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bmsvr.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=77"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bmsvr.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=77"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}