{"id":69779,"date":"2026-02-01T03:17:38","date_gmt":"2026-01-31T19:17:38","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/69779.html"},"modified":"2026-02-01T03:17:38","modified_gmt":"2026-01-31T19:17:38","slug":"%e8%88%aa%e7%a9%ba%e7%ba%a7pmsm%e9%a9%b1%e5%8a%a8%e7%b3%bb%e7%bb%9f%e4%b8%admcu%e7%9a%84%e6%95%85%e9%9a%9c%e8%af%8a%e6%96%ad%e4%b8%8e%e5%ae%b9%e9%94%99%e6%8e%a7%e5%88%b6%e7%ad%96%e7%95%a5%e7%a0%94","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/69779.html","title":{"rendered":"\u822a\u7a7a\u7ea7PMSM\u9a71\u52a8\u7cfb\u7edf\u4e2dMCU\u7684\u6545\u969c\u8bca\u65ad\u4e0e\u5bb9\u9519\u63a7\u5236\u7b56\u7565\u7814\u7a76"},"content":{"rendered":"

\u6458\u8981<\/h4>\n

\u968f\u7740\u822a\u7a7a\u7535\u6c14\u5316\u6280\u672f\u7684\u6df1\u5165\u53d1\u5c55，\u6c38\u78c1\u540c\u6b65\u7535\u673a（PMSM）\u9a71\u52a8\u7cfb\u7edf\u5df2\u6210\u4e3a\u98de\u884c\u63a7\u5236\u3001\u71c3\u6cb9\u7ba1\u7406\u53ca\u73af\u5883\u63a7\u5236\u7cfb\u7edf\u7684\u6838\u5fc3\u6267\u884c\u5355\u5143\u3002\u7136\u800c，\u9ad8\u7a7a\u8f90\u5c04\u73af\u5883\u4e2d\u7684\u5355\u7c92\u5b50\u6548\u5e94（SEE）\u4e0e\u603b\u5242\u91cf\u6548\u5e94（TID）\u5bf9\u5fae\u63a7\u5236\u5355\u5143（MCU）\u7684\u53ef\u9760\u6027\u6784\u6210\u4e25\u5cfb\u6311\u6218\u3002\u672c\u6587\u4ee5\u56fd\u79d1\u5b89\u82af\u5546\u4e1a\u822a\u5929\u7ea7MCU AS32S601ZIT2\u4e3a\u7814\u7a76\u5bf9\u8c61，\u57fa\u4e8e\u8109\u51b2\u6fc0\u5149\u5355\u7c92\u5b50\u6548\u5e94\u8bd5\u9a8c\u3001\u8d28\u5b50\u8f90\u7167\u8bd5\u9a8c\u53ca\u94b460\u603b\u5242\u91cf\u8bd5\u9a8c\u7ed3\u679c，\u7cfb\u7edf\u5206\u6790\u4e86\u8be5\u82af\u7247\u5728\u8f90\u5c04\u73af\u5883\u4e0b\u7684\u5931\u6548\u673a\u7406\u4e0e\u8010\u53d7\u80fd\u529b\u3002\u7ed3\u5408ISO 26262 ASIL-B\u529f\u80fd\u5b89\u5168\u7b49\u7ea7\u8981\u6c42，\u6df1\u5165\u63a2\u8ba8\u4e86\u9762\u5411PMSM\u9a71\u52a8\u5e94\u7528\u7684\u786c\u4ef6\u7ea7\u6545\u969c\u8bca\u65ad\u673a\u5236，\u5305\u62ec\u5b58\u50a8\u5668ECC\u6821\u9a8c\u3001\u65f6\u949f\u76d1\u6d4b\u3001\u7535\u6e90\u7ba1\u7406\u53ca\u591a\u901a\u9053\u5197\u4f59\u5916\u8bbe\u7684\u81ea\u68c0\u7b56\u7565\u3002<\/p>\n

1.\u5f15\u8a00<\/h4>\n

\u968f\u7740\u591a\u7535\u98de\u673a（More Electric Aircraft, MEA）\u4e0e\u5168\u7535\u98de\u673a（All Electric Aircraft, AEA）\u6982\u5ff5\u7684\u63d0\u51fa，\u822a\u7a7a\u52a8\u529b\u7cfb\u7edf\u6b63\u7ecf\u5386\u4ece\u4f20\u7edf\u6db2\u538b\u3001\u6c14\u538b\u4f20\u52a8\u5411\u7535\u529b\u7535\u5b50\u9a71\u52a8\u7684\u6df1\u523b\u53d8\u9769\u3002\u6c38\u78c1\u540c\u6b65\u7535\u673a（Permanent Magnet Synchronous Motor, PMSM）\u51ed\u501f\u5176\u9ad8\u529f\u7387\u5bc6\u5ea6\u3001\u9ad8\u6548\u7387\u3001\u5bbd\u8c03\u901f\u8303\u56f4\u53ca\u4f18\u5f02\u7684\u52a8\u6001\u54cd\u5e94\u7279\u6027，\u5df2\u5e7f\u6cdb\u5e94\u7528\u4e8e\u98de\u884c\u63a7\u5236\u8235\u673a\u3001\u71c3\u6cb9\u6cf5\u3001\u73af\u63a7\u98ce\u6247\u53ca\u8d77\u843d\u67b6\u6536\u653e\u7cfb\u7edf\u7b49\u5173\u952e\u90e8\u4f4d\u3002\u4f5c\u4e3aPMSM\u9a71\u52a8\u7cfb\u7edf\u7684\u63a7\u5236\u4e2d\u67a2，\u5fae\u63a7\u5236\u5355\u5143（MCU）\u9700\u5728\u6781\u7aef\u73af\u5883\u4e0b\u6267\u884c\u590d\u6742\u7684\u77e2\u91cf\u63a7\u5236\u7b97\u6cd5，\u5b9e\u65f6\u91c7\u96c6\u591a\u8def\u4f20\u611f\u5668\u4fe1\u53f7，\u5e76\u751f\u6210\u7cbe\u786e\u7684PWM\u6ce2\u5f62\u9a71\u52a8\u529f\u7387\u9006\u53d8\u5668\u3002<\/p>\n<\/p>\n

\"\"<\/p>\n

\u7136\u800c，\u822a\u7a7a\u7535\u5b50\u7cfb\u7edf\u9762\u4e34\u7684\u8f90\u5c04\u73af\u5883\u6781\u4e3a\u590d\u6742\u3002\u5728\u5546\u7528\u822a\u7a7a\u5178\u578b\u5de1\u822a\u9ad8\u5ea6（10-12 km），\u5b87\u5b99\u5c04\u7ebf\u4e2d\u7684\u9ad8\u80fd\u4e2d\u5b50\u4e0e\u8d28\u5b50\u901a\u91cf\u867d\u4f4e\u4e8e\u8fd1\u5730\u8f68\u9053，\u4f46\u957f\u671f\u7d2f\u79ef\u7684\u5355\u7c92\u5b50\u6548\u5e94（Single Event Effects, SEE）\u4e0e\u603b\u5242\u91cf\u6548\u5e94（Total Ionizing Dose, TID）\u4ecd\u53ef\u80fd\u5bfc\u81f4MCU\u53d1\u751f\u5355\u7c92\u5b50\u7ffb\u8f6c（Single Event Upset, SEU）\u3001\u5355\u7c92\u5b50\u9501\u5b9a（Single Event Latch-up, SEL）\u6216\u529f\u80fd\u6027\u5931\u6548\u3002\u4e00\u65e6MCU\u53d1\u751f\u6545\u969c，\u53ef\u80fd\u5bfc\u81f4PWM\u8f93\u51fa\u5f02\u5e38，\u5f15\u53d1\u7535\u673a\u8f6c\u77e9\u8109\u52a8\u3001\u8fc7\u6d41\u751a\u81f3\u7cfb\u7edf\u5931\u63a7，\u76f4\u63a5\u5a01\u80c1\u98de\u884c\u5b89\u5168\u3002\u56e0\u6b64，\u822a\u7a7a\u7ea7PMSM\u9a71\u52a8\u7cfb\u7edf\u5bf9MCU\u7684\u53ef\u9760\u6027\u63d0\u51fa\u4e86\u6781\u9ad8\u8981\u6c42，\u4e0d\u4ec5\u9700\u8981\u5177\u5907\u6297\u8f90\u5c04\u52a0\u56fa（Radiation Hardening）\u7279\u6027，\u8fd8\u9700\u5b9e\u73b0\u6545\u969c\u7684\u5b9e\u65f6\u8bca\u65ad\u4e0e\u4e3b\u52a8\u5bb9\u9519\u3002<\/p>\n

\u8fd1\u5e74\u6765，\u57fa\u4e8eRISC-V\u5f00\u6e90\u6307\u4ee4\u96c6\u7684\u56fd\u4ea7\u9ad8\u53ef\u9760MCU\u4e3a\u89e3\u51b3\u4e0a\u8ff0\u95ee\u9898\u63d0\u4f9b\u4e86\u65b0\u7684\u6280\u672f\u65b9\u6848\u3002AS32S601ZIT2\u4f5c\u4e3a\u56fd\u79d1\u5b89\u82af\u63a8\u51fa\u7684\u9762\u5411\u5546\u4e1a\u822a\u5929\u4e0e\u822a\u7a7a\u5e94\u7528\u8bbe\u8ba1\u768432\u4f4dMCU，\u642d\u8f7d\u81ea\u7814E7\u5185\u6838（\u5e26\u6d6e\u70b9\u8fd0\u7b97\u5355\u5143\u4e0e16KiB L1 Cache），\u5e76\u7b26\u5408ISO 26262 ASIL-B\u529f\u80fd\u5b89\u5168\u7b49\u7ea7\u3002\u8be5\u82af\u7247\u96c6\u6210\u4e86\u786c\u4ef6ECC\u3001\u591a\u901a\u9053\u5197\u4f59\u5916\u8bbe\u53ca\u5b8c\u5584\u7684\u6545\u969c\u76d1\u63a7\u673a\u5236，\u4e3a\u822a\u7a7a\u7ea7PMSM\u9a71\u52a8\u7cfb\u7edf\u7684 fault-tolerant \u8bbe\u8ba1\u63d0\u4f9b\u4e86\u786c\u4ef6\u57fa\u7840\u3002\u672c\u6587\u57fa\u4e8e\u8be5\u82af\u7247\u7684\u8f90\u5c04\u6548\u5e94\u8bd5\u9a8c\u6570\u636e\u4e0e\u529f\u80fd\u5b89\u5168\u7279\u6027，\u7cfb\u7edf\u7efc\u8ff0\u5176\u5728\u822a\u7a7aPMSM\u9a71\u52a8\u5e94\u7528\u4e2d\u7684\u6545\u969c\u8bca\u65ad\u65b9\u6cd5\u4e0e\u5bb9\u9519\u63a7\u5236\u7b56\u7565\u3002<\/p>\n

2.\u8f90\u5c04\u6548\u5e94\u673a\u7406\u4e0e\u8bd5\u9a8c\u8bc4\u4f30<\/h4>\n

2.1 \u7a7a\u95f4\u8f90\u5c04\u73af\u5883\u7279\u5f81\u4e0e\u6548\u5e94\u673a\u7406<\/p>\n

\u822a\u7a7a\u7535\u5b50\u7cfb\u7edf\u6240\u9762\u4e34\u7684\u8f90\u5c04\u73af\u5883\u4e3b\u8981\u5305\u62ec\u94f6\u6cb3\u5b87\u5b99\u5c04\u7ebf（Galactic Cosmic Rays, GCR）\u3001\u592a\u9633\u7c92\u5b50\u4e8b\u4ef6（Solar Particle Events, SPE）\u53ca\u5730\u7403\u8f90\u5c04\u5e26\u6355\u83b7\u7c92\u5b50\u3002\u8fd9\u4e9b\u9ad8\u80fd\u7c92\u5b50（\u8d28\u5b50\u3001\u91cd\u79bb\u5b50）\u7a7f\u900f\u822a\u5929\u5668\u5c4f\u853d\u5c42\u540e，\u4e0e\u534a\u5bfc\u4f53\u5668\u4ef6\u76f8\u4e92\u4f5c\u7528\u4ea7\u751f\u5355\u7c92\u5b50\u6548\u5e94\u3002\u5f53\u9ad8\u80fd\u7c92\u5b50\u7a7f\u8fc7MCU\u7684PN\u7ed3\u6216\u5b58\u50a8\u5355\u5143\u65f6，\u6cbf\u5f84\u8ff9\u4ea7\u751f\u9ad8\u5bc6\u5ea6\u7535\u5b50-\u7a7a\u7a74\u5bf9，\u82e5\u88ab\u654f\u611f\u8282\u70b9\u6536\u96c6，\u53ef\u80fd\u5f15\u53d1\u77ac\u65f6\u7535\u6d41\u8109\u51b2，\u5bfc\u81f4\u903b\u8f91\u72b6\u6001\u7ffb\u8f6c（SEU）\u6216\u89e6\u53d1\u5bc4\u751f\u6676\u95f8\u7ba1\u7ed3\u6784\u5bfc\u901a（SEL）\u3002<\/p>\n

\u603b\u5242\u91cf\u6548\u5e94\u5219\u7531\u03b3\u5c04\u7ebf\u6216\u8d28\u5b50\u7684\u957f\u671f\u7d2f\u79ef\u8f90\u7167\u5f15\u8d77，\u4e3b\u8981\u673a\u5236\u5305\u62ec\u6c27\u5316\u7269\u9677\u9631\u7535\u8377\u79ef\u7d2f\u4e0e\u754c\u9762\u6001\u751f\u6210，\u5bfc\u81f4MOSFET\u9608\u503c\u7535\u538b\u6f02\u79fb\u3001\u8f7d\u6d41\u5b50\u8fc1\u79fb\u7387\u4e0b\u964d\u53ca\u6f0f\u7535\u6d41\u589e\u52a0\u3002\u5bf9\u4e8eMCU\u800c\u8a00，TID\u53ef\u80fd\u5bfc\u81f4\u6a21\u62df\u5916\u8bbe（ADC\u3001\u6bd4\u8f83\u5668）\u7cbe\u5ea6\u4e0b\u964d\u3001\u6570\u5b57\u7535\u8def\u65f6\u5e8f\u9000\u5316\u53ca\u5b58\u50a8\u5668\u6570\u636e\u4fdd\u6301\u80fd\u529b\u964d\u4f4e\u3002<\/p>\n

2.2 \u5355\u7c92\u5b50\u6548\u5e94\u8bd5\u9a8c\u9a8c\u8bc1<\/p>\n

\u9488\u5bf9AS32S601\u7cfb\u5217\u82af\u7247，\u5f00\u5c55\u4e86\u7cfb\u7edf\u7684\u8109\u51b2\u6fc0\u5149\u5355\u7c92\u5b50\u6548\u5e94\u8bd5\u9a8c\u4e0e\u8d28\u5b50\u5355\u7c92\u5b50\u6548\u5e94\u8bd5\u9a8c\u3002\u8109\u51b2\u6fc0\u5149\u8bd5\u9a8c\u91c7\u7528\u76ae\u79d2\u8109\u51b2\u6fc0\u5149\u88c5\u7f6e\u6a21\u62df\u91cd\u79bb\u5b50LET（Linear Energy Transfer）\u6548\u5e94，\u5229\u7528LET\u8303\u56f45-75 MeV\u00b7cm\u00b2\u00b7mg\u207b\u00b9\u7684\u7b49\u6548\u6fc0\u5149\u80fd\u91cf\u5bf9\u82af\u7247\u8fdb\u884c\u6b63\u9762\u8f90\u7167\u3002\u8bd5\u9a8c\u57285V\u5de5\u4f5c\u7535\u538b\u300124\u2103\u73af\u5883\u6e29\u5ea6\u4e0b\u8fdb\u884c，\u6fc0\u5149\u6ce8\u91cf\u8bbe\u5b9a\u4e3a1\u00d710\u2077 cm\u207b\u00b2\u3002\u7ed3\u679c\u663e\u793a：\u5728\u521d\u59cb\u6fc0\u5149\u80fd\u91cf120pJ（\u5bf9\u5e94LET 5\u00b11.25 MeV\u00b7cm\u00b2\u00b7mg\u207b\u00b9）\u626b\u63cf\u5168\u82af\u7247\u65f6，\u672a\u89c2\u5bdf\u5230\u5355\u7c92\u5b50\u6548\u5e94；\u5f53\u80fd\u91cf\u63d0\u5347\u81f31585pJ（\u5bf9\u5e94LET 75\u00b116.25 MeV\u00b7cm\u00b2\u00b7mg\u207b\u00b9）\u65f6，\u76d1\u6d4b\u5230\u5355\u7c92\u5b50\u7ffb\u8f6c\u73b0\u8c61，\u5177\u4f53\u8868\u73b0\u4e3aCPU\u590d\u4f4d\u53ca\u7279\u5b9a\u5730\u5740\u7a7a\u95f4（Y,500-520；Y,495；Y,505X, 3840）\u7684\u6570\u636e\u5f02\u5e38\u3002\u503c\u5f97\u6ce8\u610f\u7684\u662f，\u5728\u6574\u4e2a\u8bd5\u9a8c\u8fc7\u7a0b\u4e2d\u672a\u89c2\u5bdf\u5230\u5355\u7c92\u5b50\u9501\u5b9a（SEL），\u8868\u660e\u8be5\u82af\u7247\u5177\u5907\u8f83\u9ad8\u7684\u5355\u7c92\u5b50\u9501\u5b9a\u9608\u503c\u3002<\/p>\n

\u8d28\u5b50\u5355\u7c92\u5b50\u6548\u5e94\u8bd5\u9a8c\u5219\u5728\u4e2d\u56fd\u539f\u5b50\u80fd\u79d1\u5b66\u7814\u7a76\u9662100MeV\u8d28\u5b50\u56de\u65cb\u52a0\u901f\u5668\u4e0a\u5b8c\u6210，\u91c7\u7528\u6ce8\u91cf\u73871\u00d710\u2077 p\u00b7cm\u207b\u00b2\u00b7s\u207b\u00b9\u7684\u8d28\u5b50\u675f\u6d41，\u603b\u7d2f\u79ef\u6ce8\u91cf\u8fbe1\u00d710\u00b9\u2070 p\u00b7cm\u207b\u00b2\u3002\u8bd5\u9a8c\u6761\u4ef6\u4e0b，AS32S601ZIT2\u7ee7\u7eed\u4fdd\u6301\u6b63\u5e38\u529f\u80fd，\u672a\u51fa\u73b0\u5355\u7c92\u5b50\u7ffb\u8f6c\u6216\u9501\u5b9a\u3002\u4e0a\u8ff0\u8bd5\u9a8c\u7ed3\u679c\u8868\u660e，\u8be5\u82af\u7247\u5728\u5546\u4e1a\u822a\u5929\u5178\u578b\u8d28\u5b50\u73af\u5883\u4e0b\u5177\u5907\u4f18\u5f02\u7684\u6297\u5355\u7c92\u5b50\u6027\u80fd，\u5176SEU\u9608\u503c\u8d85\u8fc775 MeV\u00b7cm\u00b2\u00b7mg\u207b\u00b9，\u6ee1\u8db3\u4f4e\u8f68\u536b\u661f\u53ca\u9ad8\u7a7a\u822a\u7a7a\u7535\u5b50\u7cfb\u7edf\u7684\u6297\u8f90\u5c04\u8981\u6c42\u3002<\/p>\n

2.3 \u603b\u5242\u91cf\u6548\u5e94\u8bd5\u9a8c\u8bc4\u4f30<\/p>\n

\u603b\u5242\u91cf\u8bd5\u9a8c\u4f9d\u636eQJ 10004A-2018\u300a\u5b87\u822a\u7528\u534a\u5bfc\u4f53\u5668\u4ef6\u603b\u5242\u91cf\u8f90\u7167\u8bd5\u9a8c\u65b9\u6cd5\u300b\u5f00\u5c55，\u91c7\u7528\u94b460（\u2076\u2070Co）\u03b3\u5c04\u7ebf\u6e90，\u5728\u5ba4\u6e29（24\u2103\u00b16\u2103）\u73af\u5883\u4e0b\u8fdb\u884c\u504f\u7f6e\u8f90\u7167\u3002\u8bd5\u9a8c\u8bbe\u7f6e\u5242\u91cf\u7387\u4e3a25 rad(Si)\/s，\u76ee\u6807\u603b\u5242\u91cf\u4e3a100 krad(Si)，\u5e76\u5b9e\u65bd50%\u8fc7\u8f90\u7167（\u5373150 krad(Si)）\u4ee5\u9a8c\u8bc1\u8bbe\u8ba1\u88d5\u5ea6\u3002\u8bd5\u9a8c\u6d41\u7a0b\u5305\u62ec：\u8f90\u7167\u524d\u7535\u53c2\u6570\u6d4b\u8bd5（\u5de5\u4f5c\u7535\u6d41\u3001CAN\u901a\u4fe1\u3001Flash\/RAM\u529f\u80fd）\u3001\u5206\u9636\u6bb5\u7d2f\u79ef\u8f90\u7167\u3001\u5ba4\u6e29\u9000\u706b（168\u5c0f\u65f6）\u53ca\u9ad8\u6e29\u9000\u706b\u540e\u9a8c\u8bc1\u3002<\/p>\n

\u8bd5\u9a8c\u6570\u636e\u663e\u793a，\u5728150 krad(Si)\u7d2f\u79ef\u5242\u91cf\u53ca\u9000\u706b\u5904\u7406\u540e，\u5668\u4ef6\u5de5\u4f5c\u7535\u6d41\u4ece\u521d\u59cb135mA\u8f7b\u5fae\u53d8\u5316\u81f3132mA，\u53d8\u5316\u7387\u5c0f\u4e8e3%，CAN\u63a5\u53e3\u901a\u4fe1\u4e0eFlash\/RAM\u64e6\u5199\u529f\u80fd\u4fdd\u6301\u6b63\u5e38，\u5916\u89c2\u65e0\u9000\u5316\u8ff9\u8c61\u3002\u8bd5\u9a8c\u7ed3\u8bba\u8868\u660e，AS32S601ZIT2\u7684\u6297\u603b\u5242\u91cf\u8f90\u7167\u6307\u6807\u5927\u4e8e150 krad(Si)，\u5728\u9000\u706b\u540e\u6027\u80fd\u4e0e\u5916\u89c2\u5747\u5408\u683c\u3002\u8be5\u8010\u53d7\u80fd\u529b\u53ef\u6709\u6548\u5e94\u5bf9\u4f4e\u8f68\u536b\u661f（\u5178\u578b\u4efb\u52a1\u5242\u91cf<50 krad(Si)）\u53ca\u957f\u822a\u65f6\u9ad8\u7a7a\u65e0\u4eba\u673a（\u5e74\u5747\u5242\u91cf\u7ea61-10 krad(Si)）\u7684\u8f90\u5c04\u73af\u5883\u9700\u6c42\u3002<\/p>\n

3.AS32S601ZIT2\u529f\u80fd\u5b89\u5168\u67b6\u6784\u5206\u6790<\/h4>\n

3.1 \u5185\u6838\u4e0e\u5b58\u50a8\u7cfb\u7edf\u53ef\u9760\u6027\u8bbe\u8ba1<\/p>\n

AS32S601ZIT2\u57fa\u4e8e32\u4f4dRISC-V\u6307\u4ee4\u96c6\u67b6\u6784，\u642d\u8f7d\u81ea\u7814E7\u5185\u6838，\u652f\u6301\u53cc\u53d1\u5c04\u4e0e\u4e71\u5e8f\u6267\u884c，\u914d\u5907\u786c\u4ef6\u6d6e\u70b9\u8fd0\u7b97\u5355\u5143（FPU），\u4e3b\u9891\u9ad8\u8fbe180MHz\u3002\u4e3a\u5e94\u5bf9\u822a\u7a7a\u7ea7\u53ef\u9760\u6027\u8981\u6c42，\u82af\u7247\u5728\u5fae\u67b6\u6784\u5c42\u9762\u5b9e\u65bd\u4e86\u591a\u5c42\u6b21\u9632\u62a4：16KiB\u6570\u636eCache\u4e0e16KiB\u6307\u4ee4Cache\u5747\u96c6\u6210SEC-DED（Single Error Correction, Double Error Detection）ECC\u673a\u5236，\u53ef\u81ea\u52a8\u7ea0\u6b63\u5355\u6bd4\u7279\u9519\u8bef\u5e76\u68c0\u6d4b\u53cc\u6bd4\u7279\u9519\u8bef；512KiB\u5185\u90e8SRAM\u30012MiB P-Flash\u53ca512KiB D-Flash\u5747\u91c7\u7528ECC\u4fdd\u62a4，\u5176\u4e2dFlash\u8fd8\u652f\u6301\u7f16\u7a0b\/\u64e6\u9664\u5bff\u547d\u8fbe10\u4e07\u6b21，\u6570\u636e\u4fdd\u6301\u65f6\u95f4\u957f\u8fbe5\u5e74（85\u2103\u5747\u503c\u7ed3\u6e29）\u3002<\/p>\n

\u6b64\u5916，\u82af\u7247\u901a\u8fc7AXI\u603b\u7ebf\u77e9\u9635\u5b9e\u73b0\u591a\u4e3b\u8bbe\u5907\u4e92\u8fde，\u5e76\u96c6\u6210\u603b\u7ebf\u5947\u5076\u6821\u9a8c\u4e0eMPU（Memory Protection Unit）\u6a21\u5757，\u53ef\u9632\u6b62\u56e0\u8f90\u5c04\u5bfc\u81f4\u7684\u5730\u5740\u603b\u7ebf\u9519\u8bef\u6216\u975e\u6cd5\u5b58\u50a8\u8bbf\u95ee\u5f15\u53d1\u7684\u7cfb\u7edf\u5d29\u6e83\u3002<\/p>\n

3.2 ASIL-B\u529f\u80fd\u5b89\u5168\u5b9e\u73b0\u673a\u5236<\/p>\n

\u8be5\u82af\u7247\u6309\u7167ISO 26262 ASIL-B\u529f\u80fd\u5b89\u5168\u5b8c\u6574\u6027\u7b49\u7ea7\u8bbe\u8ba1，\u9002\u7528\u4e8e\u5177\u5907\u9ad8\u5b89\u5168\u9700\u6c42\u7684\u5546\u4e1a\u822a\u5929\u4e0e\u822a\u7a7a\u5e94\u7528\u3002\u5176\u529f\u80fd\u5b89\u5168\u673a\u5236\u5305\u62ec：<\/p>\n

（1）\u65f6\u949f\u76d1\u6d4b：\u96c6\u62104\u4e2a\u72ec\u7acb\u65f6\u949f\u76d1\u6d4b\u5355\u5143（CMU），\u53ef\u5b9e\u65f6\u76d1\u63a7\u5916\u90e8\u6676\u632f（8-40MHz）\u3001\u5185\u90e8\u9ad8\u9891\u632f\u8361\u5668（FIRC，16MHz）\u3001\u5185\u90e8\u4f4e\u9891\u632f\u8361\u5668（SIRC，32kHz）\u53caPLL（\u6700\u5927480MHz\u8f93\u51fa）\u7684\u9891\u7387\u504f\u5dee\u4e0e\u5931\u6548\u3002\u5f53\u68c0\u6d4b\u5230\u65f6\u949f\u4e22\u5931\u3001\u9891\u7387\u8d85\u9650\u6216\u6296\u52a8\u5f02\u5e38\u65f6，\u7cfb\u7edf\u81ea\u52a8\u5207\u6362\u81f3\u5907\u7528\u65f6\u949f\u6e90\u5e76\u89e6\u53d1\u5b89\u5168\u4e2d\u65ad\u3002<\/p>\n

（2）\u7535\u6e90\u76d1\u63a7：\u5185\u7f6e\u591a\u7535\u538b\u57df\u76d1\u63a7\u7535\u8def，\u5305\u62ecLVD（\u4f4e\u7535\u538b\u68c0\u6d4b）\u3001LVR（\u4f4e\u7535\u538b\u590d\u4f4d）\u53caHVD（\u9ad8\u7535\u538b\u68c0\u6d4b）\u3002\u5f53\u6838\u7535\u538b（VDD 1.2V）\u6216IO\u7535\u538b（VDDIO 3.3V\/5V）\u504f\u79bb\u5b89\u5168\u7a97\u53e3（\u00b110%）\u65f6，\u7cfb\u7edf\u53ef\u89e6\u53d1\u590d\u4f4d\u6216\u8fdb\u5165\u9884\u5b9a\u4e49\u7684\u5b89\u5168\u72b6\u6001\u3002<\/p>\n

（3）\u6e29\u5ea6\u76d1\u6d4b：\u7247\u4e0a\u96c6\u6210\u9ad8\u7cbe\u5ea6\u6e29\u5ea6\u4f20\u611f\u5668，\u68c0\u6d4b\u8303\u56f4\u8986\u76d6-40\u2103\u81f3+125\u2103，\u7cbe\u5ea6\u8fbe\u00b12\u2103（@1Msps），\u53ef\u7528\u4e8e\u76d1\u6d4b\u82af\u7247\u7ed3\u6e29\u53ca\u529f\u7387\u6a21\u5757\u70ed\u72b6\u6001\u3002<\/p>\n

（4）\u9519\u8bef\u63a7\u5236：\u901a\u8fc7FCU（Fault Control Unit）\u4e0eSMU（System Management Unit）\u6536\u96c6\u6765\u81ea\u5b58\u50a8\u5668ECC\u3001\u603b\u7ebf\u9519\u8bef\u53ca\u5916\u8bbe\u6545\u969c\u7684\u4fe1\u606f，\u652f\u6301\u53ef\u7f16\u7a0b\u7684\u6545\u969c\u54cd\u5e94\u7b56\u7565（\u4e2d\u65ad\u3001\u590d\u4f4d\u6216\u5b89\u5168\u72b6\u6001\u5207\u6362）\u3002<\/p>\n

3.3 \u5916\u8bbe\u5197\u4f59\u4e0e\u5bb9\u9519\u8d44\u6e90<\/p>\n

AS32S601ZIT2\u63d0\u4f9b\u4e30\u5bcc\u7684\u786c\u4ef6\u5197\u4f59\u8d44\u6e90，\u652f\u6301\u5b9e\u73b02-out-of-3\u6216\u4e3b\u4ece\u5197\u4f59\u67b6\u6784：\u5305\u62ec3\u4e2a12\u4f4dADC（\u517148\u901a\u9053）\u30014\u8def\u72ec\u7acbCAN（\u652f\u6301CANFD，\u901f\u7387\u6700\u9ad84Mbps）\u30016\u8defSPI（\u6700\u9ad830MHz）\u30014\u8defUSART（\u652f\u6301LIN\u6a21\u5f0f）\u53ca2\u4e2a\u6a21\u62df\u6bd4\u8f83\u5668（ACMP）\u3002\u591a\u901a\u9053\u5916\u8bbe\u5197\u4f59\u8bbe\u8ba1\u5141\u8bb8\u5bf9\u5173\u952e\u4f20\u611f\u5668（\u5982\u76f8\u7535\u6d41\u3001\u8f6c\u5b50\u4f4d\u7f6e）\u8fdb\u884c\u4ea4\u53c9\u9a8c\u8bc1，\u4e3aPMSM\u9a71\u52a8\u7cfb\u7edf\u7684\u6545\u969c\u8bca\u65ad\u63d0\u4f9b\u786c\u4ef6\u57fa\u7840\u3002<\/p>\n

4.PMSM\u9a71\u52a8\u7cfb\u7edf\u6545\u969c\u8bca\u65ad\u7b56\u7565<\/h4>\n

4.1 \u786c\u4ef6\u7ea7\u6545\u969c\u8bca\u65ad<\/p>\n

\u5728\u822a\u7a7a\u7ea7PMSM\u9a71\u52a8\u7cfb\u7edf\u4e2d，\u786c\u4ef6\u7ea7\u6545\u969c\u8bca\u65ad\u9700\u8986\u76d6\u529f\u7387\u7535\u8def\u3001\u4f20\u611f\u5668\u53caMCU\u672c\u4f53\u4e09\u4e2a\u5c42\u9762：<\/p>\n

（1）\u76f8\u7535\u6d41\u68c0\u6d4b\u8bca\u65ad：\u5229\u7528AS32S601ZIT2\u7684\u591a\u901a\u9053ADC（\u5982ADC0\u3001ADC1\u3001ADC2）\u5b9e\u73b0\u53cc\u5197\u4f59\u7535\u6d41\u4f20\u611f\u5668\u91c7\u6837\u3002\u901a\u8fc7\u6bd4\u8f83\u4e24\u8defADC\u5bf9\u540c\u4e00\u76f8\u7535\u6d41\u7684\u91c7\u6837\u503c，\u82e5\u5dee\u503c\u8d85\u8fc7\u9608\u503c（\u5982\u6ee1\u91cf\u7a0b\u76845%），\u5219\u5224\u5b9a\u4e3a\u7535\u6d41\u4f20\u611f\u5668\u6545\u969c\u6216ADC\u8f6c\u6362\u5f02\u5e38\u3002\u6b64\u5916，\u5229\u7528\u82af\u7247\u5185\u7f6e\u7684\u6a21\u62df\u6bd4\u8f83\u5668（ACMP）\u5b9e\u73b0\u786c\u4ef6\u7ea7\u8fc7\u6d41\u5feb\u901f\u4fdd\u62a4，\u54cd\u5e94\u65f6\u95f4\u72ec\u7acb\u4e8eCPU\u4e3b\u9891\u3002<\/p>\n

（2）\u8f6c\u5b50\u4f4d\u7f6e\u68c0\u6d4b\u8bca\u65ad：\u5bf9\u4e8e\u91c7\u7528\u65cb\u8f6c\u53d8\u538b\u5668\u6216\u5149\u7535\u7f16\u7801\u5668\u7684PMSM\u7cfb\u7edf，\u901a\u8fc7\u4e24\u8def\u72ec\u7acbSPI\u6216\u6b63\u4ea4\u7f16\u7801\u8f93\u5165（QEI）\u63a5\u53e3\u91c7\u96c6\u4f4d\u7f6e\u4fe1\u53f7，\u5b9e\u65bd\u4ea4\u53c9\u5bf9\u6bd4\u3002\u82e5\u91c7\u7528\u65e0\u4f20\u611f\u5668\u63a7\u5236（Sensorless FOC），\u53ef\u540c\u65f6\u8fd0\u884c\u6ed1\u6a21\u89c2\u6d4b\u5668（SMO）\u4e0e\u6269\u5c55\u5361\u5c14\u66fc\u6ee4\u6ce2\u5668（EKF）\u7b97\u6cd5，\u901a\u8fc7\u6b8b\u5dee\u5206\u6790\u68c0\u6d4b\u4f4d\u7f6e\u4f30\u8ba1\u5f02\u5e38\u3002<\/p>\n

（3）\u9006\u53d8\u5668\u6545\u969c\u8bca\u65ad：\u901a\u8fc7MCU\u7684GPIO\u76d1\u6d4b\u9006\u53d8\u5668IGBT\u7684Vce\u9971\u548c\u538b\u964d\u6216\u5229\u7528ADC\u91c7\u6837\u6bcd\u7ebf\u7535\u538b\u4e0e\u76f8\u7535\u538b，\u7ed3\u5408\u5f00\u5173\u72b6\u6001\u8fdb\u884c\u5f00\u8def（Open Circuit）\u4e0e\u77ed\u8def（Short Circuit）\u6545\u969c\u8bca\u65ad\u3002AS32S601ZIT2\u7684\u9ad8\u901fADC（\u91c7\u6837\u7387\u6700\u9ad81Msps）\u652f\u6301\u5728PWM\u4e2d\u65ad\u5185\u5b8c\u6210\u591a\u6b21\u91c7\u6837，\u5b9e\u73b0\u5b9e\u65f6\u6545\u969c\u68c0\u6d4b\u3002<\/p>\n

（4）MCU\u5185\u90e8\u81ea\u68c0：\u5229\u7528\u786c\u4ef6ECC\u81ea\u52a8\u68c0\u6d4b\u5e76\u7ea0\u6b63SRAM\u4e0eFlash\u4e2d\u7684\u5355\u7c92\u5b50\u7ffb\u8f6c；\u901a\u8fc7\u65f6\u949f\u76d1\u6d4b\u5355\u5143（CMU）\u68c0\u6d4bPLL\u5931\u9501\u6216\u6676\u632f\u505c\u632f；\u5229\u7528\u770b\u95e8\u72d7\u5b9a\u65f6\u5668（WDT）\u76d1\u63a7\u7a0b\u5e8f\u6267\u884c\u6d41，\u9632\u6b62\u56e0SEU\u5bfc\u81f4\u7684\u7a0b\u5e8f\u8dd1\u98de\u3002<\/p>\n

4.2 \u8f6f\u4ef6\u7ea7\u6545\u969c\u8bca\u65ad<\/p>\n

（1）\u63a7\u5236\u7b97\u6cd5\u76d1\u63a7：\u5728\u77e2\u91cf\u63a7\u5236（FOC）\u6846\u67b6\u4e0b，\u5b9e\u65bd\u7535\u538b\u6a21\u578b\u4e0e\u7535\u6d41\u6a21\u578b\u4ea4\u53c9\u9a8c\u8bc1\u3002\u901a\u8fc7\u6bd4\u8f83\u57fa\u4e8e\u7535\u6d41\u89c2\u6d4b\u5668\u8ba1\u7b97\u7684d-q\u8f74\u7535\u538b\u4e0e\u5b9e\u9645\u8f93\u51fa\u7535\u538b，\u6784\u5efa\u6b8b\u5dee\u4fe1\u53f7\u3002\u82e5\u6b8b\u5dee\u8d85\u51fa\u7edf\u8ba1\u9608\u503c，\u5219\u5224\u5b9a\u4e3a\u7535\u6d41\u4f20\u611f\u5668\u6216\u7535\u673a\u53c2\u6570\u5f02\u5e38\u3002<\/p>\n

（2）\u7a0b\u5e8f\u6d41\u5b8c\u6574\u6027\u68c0\u67e5：\u91c7\u7528\u63a7\u5236\u6d41\u76d1\u63a7（Control Flow Checking, CFC）\u6280\u672f，\u5728\u5173\u952e\u51fd\u6570\u5165\u53e3\u4e0e\u51fa\u53e3\u63d2\u5165\u6821\u9a8c\u70b9，\u5229\u7528\u770b\u95e8\u72d7\u6216\u4e13\u7528\u5b9a\u65f6\u5668\u68c0\u6d4b\u6267\u884c\u65f6\u5e8f\u504f\u5dee\u3002\u5bf9\u4e8e\u5173\u952e\u63a7\u5236\u5faa\u73af，\u5b9e\u65bd"\u53cc\u6267\u884c-\u6bd4\u8f83"（Duplicate Execution and Comparison）\u7b56\u7565，\u5373\u540c\u4e00\u8ba1\u7b97\u4efb\u52a1\u6267\u884c\u4e24\u6b21\u5e76\u6bd4\u5bf9\u7ed3\u679c，\u68c0\u6d4b\u77ac\u6001\u6545\u969c\u3002<\/p>\n

（3）\u6570\u636e\u4e00\u81f4\u6027\u6821\u9a8c：\u5bf9\u5173\u952e\u63a7\u5236\u53d8\u91cf（\u5982\u8f6c\u901f\u7ed9\u5b9a\u3001\u7535\u6d41\u73afPI\u53c2\u6570\u3001PWM\u5360\u7a7a\u6bd4）\u5b9e\u65bd\u4e09\u6a21\u5197\u4f59（Triple Modular Redundancy, TMR）\u5b58\u50a8\u6216\u5468\u671f\u6027CRC\u6821\u9a8c\u3002\u5229\u7528AS32S601ZIT2\u7684\u786c\u4ef6CRC\u6a21\u5757\u5b9e\u73b0\u5feb\u901f\u6570\u636e\u5b8c\u6574\u6027\u9a8c\u8bc1，\u68c0\u6d4b\u591a\u6bd4\u7279\u7ffb\u8f6c\u3002<\/p>\n

5.\u5bb9\u9519\u63a7\u5236\u4e0e\u5b89\u5168\u72b6\u6001\u7ba1\u7406<\/h4>\n

5.1 \u786c\u4ef6\u5bb9\u9519\u67b6\u6784<\/p>\n

（1）\u53ccMCU\u9501\u6b65（Lock-step）\u4e0e\u70ed\u5907\u4efd：\u91c7\u7528\u4e24\u7247AS32S601ZIT2\u6784\u6210\u4e3b\u4ece\u5197\u4f59\u67b6\u6784\u3002\u4e3bMCU\u6267\u884c\u5b8c\u6574\u63a7\u5236\u7b97\u6cd5，\u4eceMCU\u540c\u6b65\u6267\u884c\u76f8\u540c\u8ba1\u7b97\u6216\u8fdb\u5165\u76d1\u542c\u6a21\u5f0f\u3002\u901a\u8fc7SPI\u6216CAN\u603b\u7ebf\u8fdb\u884c\u5468\u671f\u72b6\u6001\u540c\u6b65\u4e0e\u4ea4\u53c9\u76d1\u63a7\u3002\u5f53\u4e3bMCU\u68c0\u6d4b\u5230\u4e0d\u53ef\u7ea0\u6b63\u7684ECC\u9519\u8bef\u3001\u65f6\u949f\u5931\u6548\u6216\u770b\u95e8\u72d7\u8d85\u65f6，\u4eceMCU\u5728\u6beb\u79d2\u7ea7\u65f6\u95f4\u5185\u63a5\u7ba1\u63a7\u5236\u6743，\u5b9e\u73b0\u65e0\u7f1d\u5207\u6362\u3002\u4e24MCU\u7684PWM\u8f93\u51fa\u901a\u8fc7\u786c\u4ef6\u6216\u95e8\u903b\u8f91\u786e\u4fdd\u6545\u969c\u65f6\u5b89\u5168\u5173\u65ad\u3002<\/p>\n

（2）\u4f20\u611f\u5668\u4fe1\u606f\u878d\u5408：\u5bf9\u4e8e\u4e09\u76f8\u7535\u6d41\u4e0e\u8f6c\u5b50\u4f4d\u7f6e\u7b49\u5173\u952e\u4fe1\u53f7，\u91c7\u75282-out-of-3\u8868\u51b3\u903b\u8f91\u6216\u4e2d\u503c\u9009\u62e9\u6ee4\u6ce2（Median Selective Filtering）\u3002\u5f53\u67d0\u4e00\u8def\u4f20\u611f\u5668\u51fa\u73b0\u6545\u969c（\u5982\u4fe1\u53f7\u8d85\u51fa\u7269\u7406\u8303\u56f4\u6216\u53d8\u5316\u7387\u5f02\u5e38），\u7cfb\u7edf\u81ea\u52a8\u5254\u9664\u8be5\u901a\u9053\u6570\u636e，\u5229\u7528\u5269\u4f59\u4f20\u611f\u5668\u7ef4\u6301\u964d\u7ea7\u8fd0\u884c（Degraded Operation）\u3002<\/p>\n

（3）\u6267\u884c\u5668\u5bb9\u9519：\u9488\u5bf9\u4e09\u76f8\u9006\u53d8\u5668，\u8bbe\u8ba1\u56db\u5f00\u5173\u62d3\u6251（Three-phase Four-switch Inverter）\u4f5c\u4e3a\u5bb9\u9519\u62d3\u6251\u3002\u5f53\u67d0\u4e00\u76f8\u6865\u81c2\u6545\u969c（\u5982IGBT\u5f00\u8def），\u901a\u8fc7\u91cd\u6784\u63a7\u5236\u7b97\u6cd5\u4f7f\u7535\u673a\u8fdb\u5165\u4e24\u76f8\u8fd0\u884c\u6a21\u5f0f，\u7ef4\u630170%-80%\u7684\u989d\u5b9a\u8f6c\u77e9\u8f93\u51fa，\u786e\u4fdd\u822a\u7a7a\u8235\u673a\u7b49\u5173\u952e\u8d1f\u8f7d\u7684\u57fa\u672c\u529f\u80fd\u3002<\/p>\n

5.2 \u8f6f\u4ef6\u5bb9\u9519\u6280\u672f<\/p>\n

（1）\u65f6\u95f4\u5197\u4f59\u4e0e\u6062\u590d：\u5bf9\u4e8e\u975e\u5b9e\u65f6\u5173\u952e\u7684\u914d\u7f6e\u64cd\u4f5c（\u5982\u53c2\u6570\u66f4\u65b0\u3001\u901a\u4fe1\u534f\u8bae\u5904\u7406），\u5b9e\u65bd\u6307\u4ee4\u91cd\u8bd5（Instruction Retry）\u4e0e\u8f6f\u4ef6\u5bb9\u9519（Software Implemented Fault Tolerance, SWIFT）\u6280\u672f\u3002\u5f53\u68c0\u6d4b\u5230\u5b58\u50a8\u5668\u8bfb\u9519\u8bef\u6216\u8ba1\u7b97\u7ed3\u679c\u5f02\u5e38，\u7cfb\u7edf\u56de\u6eda\u81f3\u6700\u8fd1 checkpoint \u5e76\u91cd\u8bd5，\u5229\u7528E7\u5185\u6838\u7684\u9ad8\u6027\u80fd\u786e\u4fdd\u91cd\u8bd5\u8fc7\u7a0b\u4e0d\u5f71\u54cd\u63a7\u5236\u5b9e\u65f6\u6027\u3002<\/p>\n

（2）\u63a7\u5236\u5f8b\u91cd\u6784：\u5728\u68c0\u6d4b\u5230\u7535\u6d41\u4f20\u611f\u5668\u6545\u969c\u65f6，\u7cfb\u7edf\u81ea\u52a8\u4ece\u91cd\u4f20\u611f\u5668\u63a7\u5236（FOC）\u5207\u6362\u81f3\u65e0\u4f20\u611f\u5668\u63a7\u5236（V\/f\u63a7\u5236\u6216\u4f30\u7b97\u5668\u6a21\u5f0f），\u867d\u6027\u80fd\u964d\u7ea7\u4f46\u7ef4\u6301\u53ef\u63a7\u3002\u9488\u5bf9\u53c2\u6570\u6f02\u79fb，\u91c7\u7528\u5728\u7ebf\u53c2\u6570\u8fa8\u8bc6\u4e0e\u81ea\u9002\u5e94\u63a7\u5236，\u8865\u507f\u8f90\u5c04\u5bfc\u81f4\u7684\u6a21\u62df\u5916\u8bbe\u589e\u76ca\u53d8\u5316\u3002<\/p>\n

（3）\u5b89\u5168\u72b6\u6001\u673a（Safe State Machine）：\u8bbe\u8ba1\u5206\u7ea7\u7684\u6545\u969c\u54cd\u5e94\u7b56\u7565\u3002\u8f7b\u5fae\u6545\u969c（\u5076\u53d1\u5355\u6bd4\u7279ECC\u9519\u8bef）\u4ec5\u8bb0\u5f55\u65e5\u5fd7；\u4e25\u91cd\u6545\u969c（\u591a\u6bd4\u7279\u9519\u8bef\u3001\u4f20\u611f\u5668\u504f\u5dee\u5927）\u89e6\u53d1\u964d\u989d\u8fd0\u884c\u6a21\u5f0f，\u9650\u5236\u7535\u673a\u8f6c\u901f\u4e0e\u8f6c\u77e9；\u81f4\u547d\u6545\u969c（MCU\u590d\u4f4d\u3001\u7535\u6e90\u6545\u969c\u3001\u53cc\u4f20\u611f\u5668\u5931\u6548）\u7acb\u5373\u89e6\u53d1\u786c\u4ef6\u5239\u8f66，\u5173\u95edPWM\u5e76\u8fdb\u5165\u5b89\u5168\u505c\u673a\u72b6\u6001\u3002\u5229\u7528AS32S601ZIT2\u7684SMU\u6a21\u5757\u5b9e\u73b0\u6545\u969c\u7684\u5feb\u901f\u5206\u7c7b\u4e0e\u72b6\u6001\u8f6c\u6362\u3002<\/p>\n

5.3 \u6545\u969c\u6ce8\u5165\u4e0e\u9a8c\u8bc1<\/p>\n

\u5728\u7cfb\u7edf\u8bbe\u8ba1\u9636\u6bb5，\u901a\u8fc7\u6545\u969c\u6ce8\u5165\u8bd5\u9a8c（Fault Injection Testing）\u9a8c\u8bc1\u8bca\u65ad\u4e0e\u5bb9\u9519\u673a\u5236\u7684\u6709\u6548\u6027\u3002\u5229\u7528\u8109\u51b2\u6fc0\u5149\u6216\u91cd\u79bb\u5b50\u52a0\u901f\u5668\u5bf9MCU\u8fdb\u884c\u5355\u7c92\u5b50\u6545\u969c\u6ce8\u5165，\u6a21\u62dfSEU\u4e0eSEL\u573a\u666f，\u9a8c\u8bc1ECC\u7ea0\u6b63\u3001\u770b\u95e8\u72d7\u590d\u4f4d\u53ca\u7cfb\u7edf\u5207\u6362\u7684\u53ef\u9760\u6027\u3002\u7ed3\u5408\u6545\u969c\u6811\u5206\u6790（FTA）\u4e0e\u5931\u6548\u6a21\u5f0f\u53ca\u5f71\u54cd\u5206\u6790（FMEA），\u91cf\u5316\u7cfb\u7edf\u5931\u6548\u7387，\u786e\u4fdd\u6ee1\u8db3\u822a\u7a7a\u7ea7\u5b89\u5168\u5b8c\u6574\u6027\u7b49\u7ea7\u8981\u6c42\u3002<\/p>\n

6.\u5de5\u7a0b\u5e94\u7528\u4e0e\u53ef\u9760\u6027\u8bc4\u4f30<\/h4>\n

\u57fa\u4e8e\u524d\u8ff0\u8bd5\u9a8c\u6570\u636e\u4e0e\u67b6\u6784\u8bbe\u8ba1，AS32S601ZIT2\u5728\u822a\u7a7aPMSM\u9a71\u52a8\u7cfb\u7edf\u4e2d\u5c55\u73b0\u51fa\u4f18\u5f02\u7684\u53ef\u9760\u6027\u6307\u6807\u3002\u5176\u5355\u7c92\u5b50\u7ffb\u8f6c\u622a\u9762（SEU Cross-section）\u5728LET 75 MeV\u00b7cm\u00b2\u00b7mg\u207b\u00b9\u6761\u4ef6\u4e0b\u5904\u4e8e\u8f83\u4f4e\u6c34\u5e73（<10\u207b\u2076 cm\u00b2\/device），\u914d\u5408\u786c\u4ef6ECC\u673a\u5236，\u53ef\u5c06\u7cfb\u7edf\u7ea7\u8f6f\u9519\u8bef\u7387\u964d\u4f4e\u81f310\u207b\u2075\u6b21\/\u5668\u4ef6\u00b7\u5929\u4ee5\u4e0b\u3002\u603b\u5242\u91cf\u8010\u53d7\u80fd\u529b>150 krad(Si)\u786e\u4fdd\u4e86\u5728\u5178\u578b5-10\u5e74\u4efb\u52a1\u5468\u671f\u5185\u7684\u53c2\u6570\u7a33\u5b9a\u6027\u3002<\/p>\n

\u5728\u5de5\u7a0b\u5b9e\u73b0\u4e2d，\u7cfb\u7edf\u91c7\u7528\u53ccMCU\u5197\u4f59\u67b6\u6784，\u914d\u5408\u65cb\u8f6c\u53d8\u538b\u5668\u4e0e\u970d\u5c14\u4f20\u611f\u5668\u53cc\u5197\u4f59\u8bbe\u8ba1，\u53ef\u5b9e\u73b0ASIL-B\u7b49\u7ea7\u7684\u529f\u80fd\u5b89\u5168\u8981\u6c42\u3002\u6545\u969c\u8bca\u65ad\u6a21\u5757\u5b9e\u65f6\u76d1\u6d4b\u7535\u673a\u76f8\u7535\u6d41（\u91c7\u6837\u5468\u671f50\u03bcs）\u3001\u6bcd\u7ebf\u7535\u538b\u53ca\u82af\u7247\u7ed3\u6e29，\u5bb9\u9519\u63a7\u5236\u7b97\u6cd5\u5728\u68c0\u6d4b\u5230\u5355\u4f20\u611f\u5668\u6545\u969c\u65f6\u81ea\u52a8\u5207\u6362\u81f3\u5907\u4efd\u901a\u9053，\u786e\u4fdd\u63a7\u5236\u7684\u8fde\u7eed\u6027\u4e0e\u51c6\u786e\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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