{"id":4122,"date":"2023-04-10T10:49:24","date_gmt":"2023-04-10T02:49:24","guid":{"rendered":"https:\/\/www.chinaautoregs.com\/?p=4122"},"modified":"2023-04-26T15:59:31","modified_gmt":"2023-04-26T07:59:31","slug":"gb-t-42284-4-2022%e8%8b%b1%e6%96%87%e7%89%88%e7%bf%bb%e8%af%91-%e9%81%93%e8%b7%af%e8%bd%a6%e8%be%86-%e7%94%b5%e5%8a%a8%e6%b1%bd%e8%bd%a6%e9%a9%b1%e5%8a%a8%e7%b3%bb%e7%bb%9f%e7%94%a8%e7%94%b5%e6%b0%94","status":"publish","type":"post","link":"https:\/\/www.chinaautoregs.com\/?p=4122","title":{"rendered":"GBT 42284.4-2022\u82f1\u6587\u7248\u7ffb\u8bd1 \u6c14\u5019\u8d1f\u8377"},"content":{"rendered":"

ChinaAutoRegs\uff5cGB\/T 42284.4-2022\u82f1\u6587\u7248\u7ffb\u8bd1 \u9053\u8def\u8f66\u8f86 \u7535\u52a8\u6c7d\u8f66\u9a71\u52a8\u7cfb\u7edf\u7528\u7535\u6c14\u53ca\u7535\u5b50\u8bbe\u5907\u7684\u73af\u5883\u6761\u4ef6\u548c\u8bd5\u9a8c \u7b2c4\u90e8\u5206\uff1a\u6c14\u5019\u8d1f\u8377\uff08\u82f1\u8bed\u7248\uff09
\nRoad Vehicles\u2014Environmental Conditions and Testing for Electrical and Electronic Equipment for Drive System of Electric Propulsion Vehicles\u2014Part 4: Climatic Loads<\/p>\n

<\/p>\n

\"\"<\/p>\n

CONTENTS<\/p>\n

Foreword
\nIntroduction
\n1 Scope
\n2 Normative References
\n3 Terms and Definitions
\n4 Operating temperature ranges
\n5 Tests and requirements
\n5.1 Tests at constant temperature
\n5.2 Temperature cycling tests
\n5.3 Cold water shock tests
\n5.4 Salt spray tests
\n5.5 Humid heat, cyclic test – Dewing test
\n5.6 Damp heat, steady state test
\n5.7 Condensation test
\n5.8 Corrosion test with flow of mixed gas
\n5.9 Solar radiation test
\n5.10 Dust protection test
\n5.11 Atmospheric pressure test
\n6 Code for climatic loads
\n7 Protection against dust and water
\nAnnex A (informative) Usual tests and requirements for equipment depending on the mounting location
\nAnnex B (informative) Determination of the number of cycles of the cyclic salt spray test
\nAnnex C (informative) Insulation tests
\nBibliography<\/p>\n

1 \u8303\u56f4<\/p>\n

\u672c\u6587\u4ef6\u89c4\u5b9a\u4e86\u6700\u5927\u5de5\u4f5c\u7535\u538b\u4e3a B \u7ea7\u7535\u538b\u7684\u7535\u9a71\u52a8\u7cfb\u7edf\u548c\u90e8\u4ef6\u7684\u8981\u6c42 \u3002\u672c\u6587\u4ef6\u63cf\u8ff0\u4e86\u6f5c\u5728\u7684\u73af\u5883 \u5e94\u529b \u3001\u8bd5\u9a8c\u548c\u8f66\u8f86\u4e0a\u6216\u8f66\u8f86\u5185\u4e0d\u540c\u5e94\u529b\u7b49\u7ea7\u4e0b\u7684\u63a8\u8350\u8981\u6c42 \u3002\u672c\u6587\u4ef6\u5305\u62ec\u5b9a\u4e49 \u3001\u5b89\u88c5\u4f4d\u7f6e \u3001\u5de5\u4f5c\u6a21\u5f0f\u7b49\u4e00 \u822c\u89c4\u5b9a \u3002
\n\u672c\u6587\u4ef6\u9002\u7528\u4e8e\u6700\u5927\u5de5\u4f5c\u7535\u538b\u4e3a B\u7ea7\u7535\u538b\u7684\u7535\u9a71\u52a8\u7cfb\u7edf\u548c\u90e8\u4ef6 \uff1b\u672c\u6587\u4ef6\u4e0d\u9002\u7528\u4e8e\u9ad8\u538b\u7535\u6c60\u5305\uff08\u5982\u52a8 \u529b\u7535\u6c60\u5305\uff09\u548c\u7cfb\u7edf\u6216\u5185 \u90e8\u90e8\u4ef6\u3002
\n\u4e0e GB\/T 42284 \u7684\u6240\u6709\u5176\u4ed6\u90e8\u5206\u4e00\u6837\uff0c\u672c\u6587\u4ef6\u4e0d\u9002\u7528\u4e8e\u4ee5\u4e0b\u90e8\u5206\u7684\u73af\u5883\u8981\u6c42\u6216\u8bd5\u9a8c z
\n\u4e00\u4e00\u7ebf\u675f \u3001\u7535\u7f06\u548c\u7535\u8fde\u63a5\u5668 \uff1b \u4e00\u4e00\u8bbe\u5907\u5185\u90e8\u7684\u90e8\u4ef6\u6216\u90e8\u4ef6\uff08\u5982\u65e0\u5176\u4ed6\u8bf4\u660e\uff09 \uff1a
\n\u4e00 \u8bbe\u5907\u7684\u7cfb\u7edf\u96c6\u6210\u548c\u5728\u8f66\u8f86\u4e0a\u7684\u7cfb\u7edf\u9a8c\u8bc1\uff08\u5982\u65e0\u5176\u4ed6\u8bd5\u9a8c\u8981\u6c42\u7684\u89c4\u5b9a\uff09 \u3002<\/p>\n

2 \u89c4\u8303\u6027\u5f15\u7528\u6587\u4ef6<\/p>\n

\u4e0b\u5217\u6587\u4ef6\u4e2d\u7684\u5185\u5bb9\u901a\u8fc7\u6587\u4e2d\u7684\u89c4\u8303\u6027\u5f15\u7528\u800c\u638f\u621a\u672c\u6587\u4ef6\u5fc5\u4e0d\u53ef\u5c11\u7684\u6761\u6b3e \u3002\u5176\u4e2d\uff0c\u6ce8\u65e5\u671f\u7684\u5f15\u7528\u6587 \u4ef6\uff0c\u4ec5\u8be5\u65e5\u671f\u5bf9\u5e94\u7684\u7248\u672c\u9002\u7528\u4e8e\u672c\u6587\u4ef6 \uff1b\u4e0d\u6ce8\u65e5\u671f\u7684\u5f15\u7528\u6587\u4ef6\uff0c\u5176\u6700\u65b0\u7248\u672c\uff08\u5305\u62ec\u6240\u6709\u7684\u4fee\u6539\u5355\uff09\u9002\u7528\u4e8e \u672c\u6587\u4ef6 \u3002
\nGB\/T 2421-2020 \u73af\u5883\u8bd5\u9a8c \u6982\u8ff0\u548c\u6307\u5357 CIEC 60068-1: 2013, IDT)
\nGB\/T 2423.1 \u7535\u5de5\u7535\u5b50\u4ea7\u54c1\u73af\u5883\u8bd5\u9a8c\u7b2c 2 \u90e8\u5206z \u8bd5\u9a8c\u65b9\u6cd5 \u8bd5\u9a8c A \uff1a\u4f4e\u6e29\uff08 GB\/T 2423.1- 2008, IEC 60068-2-1 :2007 , IDT)
\nGB\/T 2423.2 \u7535\u5de5\u7535\u5b50\u4ea7\u54c1\u73af\u5883\u8bd5\u9a8c\u7b2c 2 \u90e8\u5206z \u8bd5\u9a8c\u65b9\u6cd5 \u8bd5\u9a8c B\uff1a\u9ad8\u6e29\uff08GB\/T 2423. 2\u4e00 2008 ,IEC 60068-2-2 :2007 ,IDT)
\nGB\/T 2423.3 \u73af\u5883\u8bd5\u9a8c \u7b2c 2 \u90e8\u5206z \u8bd5\u9a8c\u65b9\u6cd5 \u8bd5\u9a8c Cab \uff1a\u6052\u5b9a\u6e7f\u70ed\u8bd5\u9a8c\uff08GB\/T 2423.3-2016 , IEC 60068-2-78: 2012 , IDT)
\nGB\/T 2423.4 \u7535\u5de5\u7535\u5b50\u4ea7\u54c1\u73af\u5883\u8bd5\u9a8c \u7b2c 2 \u90e8\u5206z \u8bd5\u9a8c\u65b9\u6cd5 \u8bd5\u9a8c Db \uff1a\u4ea4\u53d8\u6e7f\u70ed (12 h +12 h \u5faa \u73af\uff09\uff08 GB\/T 2423.4-2008, IEC 60068-2-30 :2005 ,IDT)
\nGB\/T 2423.17 \u7535\u5de5\u7535\u5b50\u4ea7\u54c1\u73af\u5883\u8bd5\u9a8c \u7b2c 2 \u90e8\u5206\uff1a\u8bd5\u9a8c\u65b9\u6cd5 \u8bd5\u9a8c Ka \uff1a\u76d0\u96fe\uff08GB\/T 2423.17- 2008 , IEC 60068-2-11:1981,IDT)
\nGB\/T 2423.18 \u73af\u5883\u8bd5\u9a8c \u7b2c 2 \u90e8\u5206z\u8bd5\u9a8c\u65b9\u6cd5 \u8bd5\u9a8c Kb \uff1a\u76d0\u96fe\uff0c\u4ea4\u53d8\uff08\u6c2f\u5316\u94c0\u6995\u6db2\uff09 (GB\/T 2423.18-
\n2021,IEC 60068-2-52:2017 ,IDT)
\nGB\/T 2423.22 \u73af\u5883\u8bd5\u9a8c \u7b2c 2 \u90e8\u5206z \u8bd5\u9a8c\u65b9\u6cd5 \u8bd5\u9a8c N \uff1a\u6e29\u5ea6\u53d8\u5316\uff08GB\/T 2423. 22-2012 ,
\nIEC 60068-2-14 :2009 ,IDT)
\nGB\/T 2423.51 \u73af\u5883\u8bd5\u9a8c \u7b2c 2 \u90e8\u5206\uff1a\u8bd5\u9a8c\u65b9\u6cd5 \u8bd5\u9a8c Ke \uff1a\u6df7\u5408\u6d41\u52a8\u6c14\u4f53\u8150\u8680\u8bd5\u9a8c\uff08 GB\/T 2423.51-2020, IEC 60068-2-60: 2015,IDT)
\nGB\/T 16935.1 \u4f4e\u538b\u7cfb\u7edf\u5185\u8bbe\u5907\u7684\u7edd\u7f18\u914d\u5408 \u7b2c 1 \u90e8\u5206z \u539f\u7406\u3001\u8981\u6c42\u548c\u8bd5\u9a8c\uff08 GB\/T 16935.1-2008 ,IEC 60664-1: 2007 ,IDT)
\nGB\/T 28046.1 \u9053 \u8def \u8f66 \u8f86 \u7535\u6c14\u53ca \u7535\u5b50\u8bbe\u5907 \u7684\u73af \u5883 \u6761 \u4ef6 \u548c\u8bd5 \u9a8c \u7b2c 1 \u90e8 \u5206 \uff1a\u4e00 \u822c \u89c4\u5b9a
\n(GB\/T 28046.1-2011,ISO 16750-1 :2006 ,MOD)
\nGB\/T 30038 \u9053\u8def\u8f66\u8f86 \u7535\u5b50\u7535\u6c14\u8bbe\u5907\u9632\u62a4\u7b49\u7ea7 (IP \u4ee3\u7801\uff09 (GB\/T 30038-2013 , ISO 20653: 2006 ,MOD)
\nGB\/T 42284.1 \u9053\u8def\u8f66\u8f86 \u7535\u52a8\u6c7d\u8f66\u9a71\u52a8\u7cfb\u7edf\u7528\u7535\u6c14\u53ca\u7535\u5b50\u8bbe\u5907\u7684\u73af\u5883\u6761\u4ef6\u548c\u8bd5\u9a8c \u7b2c 1\u90e8\u5206\uff1a \u4e00\u822c\u89c4\u5b9a\uff08GB\/T 42284.1-2022 ,ISO 19453-1:2018 , MOD)<\/p>\n

3 \u672f\u8bed\u548c\u5b9a\u4e49<\/p>\n

GB\/T 28046.1 \u548c GB\/T 42284.1 \u754c\u5b9a\u7684\u672f\u8bed\u548c\u5b9a\u4e49\u9002\u7528\u4e8e\u672c\u6587\u4ef6 \u3002<\/p>\n

4 \u5de5\u4f5c\u6e29\u5ea6\u8303\u56f4
\n\u8868 1\u5b9a\u4e49\u4e86\u5de5\u4f5c\u6e29\u5ea6\u8303\u56f4 \u3002\u53d7\u8bd5\u88c5\u7f6e\uff08DUT\uff09\u6309\u8868 1\u9009\u62e9\u9002\u7528\u7684\u6e29\u5ea6\u8303\u56f4\u4e14\u5728\u6280\u672f\u6761\u4ef6\u4e2d\u6ce8\u660e \u3002
\n\u8868 2 \u5b9a\u4e49\u4e86\u70ed\u6d78\u900f\u8981\u6c42\u4e0b\u76f8\u5bf9\u5347\u6e29\u6e29\u5ea6 bi.T HS \uff0c\u5c06\u5176\u4e0e\u6700\u9ad8\u6e29\u5ea6 T max \u76f8\u52a0\uff0c\u5f97\u5230\u7edd\u5bf9\u70ed\u6d78\u900f\u6e29\u5ea6TmaxHS
\n\u6cb9\u6f06\u4fee\u8865\u6e29\u5ea6\uff08 TmaxPR \uff09 \u53ef\u4ee5\u9ad8\u4e8e\u5de5\u4f5c\u6e29\u5ea6\u4e14\u5e94\u5728 DUT \u6280\u672f\u6761\u4ef6\u4e2d\u6ce8\u660e \u3002
\n5 \u8bd5\u9a8c\u548c\u8981\u6c42
\n5.1 \u6052\u6e29
\n5.1. 1 \u4f4e\u6e29\u8bd5\u9a8c
\n5. 1.1.1 \u8d2e\u5b58
\n5.1.1.1.1 \u76ee\u7684
\n\u6a21\u62df DUT \u66b4\u9732\u5728\u4f4e\u6e29\u4e0d\u5e26\u7535\u5de5\u4f5c\u72b6\u6001 \uff0c\u5982\u7cfb\u7edf\uff0f\u90e8\u4ef6\u88c5\u8fd0\u671f\u95f4 \u3002\u5931\u6548\u6a21\u5f0f\u4e3a\u4e0d\u80fd\u627f\u53d7\u971c\u51bb\uff0c\u4f8b\u5982 \u51b7\u5374\u6db2\u51bb\u7ed3 \u3002
\n5.1.1.1.2 \u8bd5\u9a8c
\n\u9664 DUT \u6280\u672f\u6761\u4ef6\u53e6\u6709\u89c4\u5b9a \uff0c\u5728\u4f4e\u6e29 40 \u2103\u6761\u4ef6\u4e0b\u6309\u7167 GB\/T 2423.1 \u8fdb\u884c\u8bd5\u9a8c\uff0c\u6301\u7eed 24 h o DUT
\n\u5de5\u4f5c\u6a21\u5f0f\u4e3a GB\/T 42284.1 \u5b9a\u4e49\u7684 1.1\u3002
\n5. 1.1.1.3 \u8981\u6c42
\n\u529f\u80fd\u72b6\u6001\u5e94\u8fbe\u5230 GB\/T 42284.1 \u5b9a\u4e49\u7684 C \u7ea7\u3002
\n5. 1.1.2 \u8fd0\u884c
\n5. 1.1.2.1 \u76ee\u7684
\n\u786e\u4fdd DUT \u5728\u4f4e\u6e29\u5b58\u50a8\u6761\u4ef6\u4e0b\u65f6\u4ecd\u80fd\u7ef4\u6301\u539f\u6709\u7684\u529f\u80fd \u3002
\n5.1.1.2.2 \u8bd5\u9a8c
\n\u5728\u4f4e\u6e29 Tmin\u6761\u4ef6\u4e0b\u6309\u7167 GB\/T 2423.1 \u8fdb\u884c\u8bd5\u9a8c \uff0c\u6301\u7eed 24 h \u3002DUT \u5de5\u4f5c\u6a21\u5f0f\u4e3a GB\/T 42284.1 \u5b9a\u4e49 \u7684 3.2 \u6216 4.2 0
\n5.1. 1.3 \u8981\u6c42
\n\u529f\u80fd\u72b6\u6001\u5e94\u8fbe\u5230 GB\/T 42284.1 \u5b9a\u4e49\u7684 A \u7ea7\u3002
\n5.1.2 \u9ad8\u6e29\u8bd5\u9a8c
\n5. 1.2.1 \u8d2e\u5b58
\n5. 1.2.1. 1 \u76ee\u7684
\n\u6a21\u62df DUT \u66b4\u9732\u5728\u9ad8\u6e29\u4e0d\u5e26\u7535\u5de5\u4f5c\u72b6\u6001 \uff0c\u5982\u7cfb\u7edf\uff0f\u90e8\u4ef6\u88c5\u8fd0\u671f\u95f4 \u3002\u5931\u6548\u6a21\u5f0f\u4e3a\u4e0d\u80fd\u627f\u53d7\u9ad8\u6e29 \uff0c\u4f8b\u5982 \u5851\u6599\u5916\u58f3\u7fd8\u66f2 \u3002
\n5. 1.2.1.2 \u8bd5\u9a8c
\n\u9664 DUT \u6280\u672f\u6761\u4ef6\u53e6\u6709\u89c4\u5b9a \uff0c\u5728 85 \u2103\u9ad8\u6e29\u5e72\u70ed\u6761\u4ef6\u4e0b\u6309\u7167 GB\/T 2423.2 \u8fdb\u884c\u8bd5\u9a8c \uff0c\u6301\u7eed 48 h
\nDUT \u5de5\u4f5c\u6a21\u5f0f\u4e3a GB\/T 42284.1 \u5b9a\u4e49\u7684 1.
\n5. 1.2.1.3 \u8981\u6c42
\n\u529f\u80fd\u72b6\u6001\u5e94\u8fbe\u5230 GB\/T 42284.1 \u5b9a\u4e49\u7684 C \u7ea7\u3002
\n5.1.2.2 \u8fd0\u884c
\n5. 1.2.2.1 \u76ee\u7684
\n\u6a21\u62df DUT \u66b4\u9732\u5728\u9ad8\u6e29\u5e26\u7535\u5de5\u4f5c\u72b6\u6001 \uff0c\u5982\u7cfb\u7edf\uff0f\u90e8\u4ef6\u4f7f\u7528\u4e8e\u5f88\u9ad8\u7684\u73af\u5883\u6e29\u5ea6 \u3002\u5931\u6548\u6a21\u5f0f\u4e3a\u56e0\u9ad8\u6e29\u9020 \u6210\u7684\u7535\u6c14\u6545\u969c\uff08\u5982\u90e8\u4ef6\u7684\u70ed\u9000\u5316\uff09 \u3002
\n5. 1.2.2.2 \u8bd5\u9a8c
\n\u5728 Tmax \u9ad8\u6e29\u5e72\u70ed\u6761\u4ef6\u4e0b\u6309\u7167 GB\/T 2423.2 \u8fdb\u884c\u8bd5\u9a8c \uff0c\u6301\u7eed 96 ho DUT \u5de5\u4f5c\u6a21\u5f0f\u4e3a GB\/T 42284.1 \u5b9a \u4e49\u7684 3.2 \u6216 4.2 \u3002
\n5. 1.2.2.3 \u8981\u6c42
\n\u529f\u80fd\u72b6\u6001\u5e94\u8fbe\u5230 GB\/T 42284.1 \u5b9a\u4e49\u7684 A \u7ea7\u3002
\n5.2 \u6e29\u5ea6\u5faa\u73af
\n5.2.1 \u89c4\u5b9a\u53d8\u5316\u7387\u7684\u6e29\u5ea6\u5faa\u73af
\n5.2.1.1 \u76ee\u7684
\n\u6a21\u62df DUT \u5e26\u7535\u5de5\u4f5c\u65f6\u5468\u56f4\u6e29\u5ea6\u7684\u53d8\u5316 \uff0c\u5982\u5728\u7cfb\u7edf\uff0f\u90e8\u4ef6\u5de5\u4f5c\u65f6\u5feb\u901f\u6539\u53d8\u5468\u56f4\u6e29\u5ea6 \u3002\u5982\u679c\u7cfb\u7edf\uff0f\u90e8\u4ef6\u5904\u5728\u70ed\u6d78\u900f\u6e29\u5ea6\uff08\u4f8b\u5982\u5b89\u88c5\u5728\u53d1\u52a8\u673a\u4e0a\u7684\u7cfb\u7edf \uff0f\u90e8\u4ef6\uff09\uff0c\u9ad8\u6e29\u9636\u6bb5\u9644\u52a0\u7684\u77ed\u6682\u6e29\u5ea6\u5cf0\u503c\u8981\u786e\u4fdd DUT \u5728 \u8fd9\u671f\u95f4\u7684\u57fa\u672c\u529f\u80fd \u3002\u4e3a\u907f\u514d\u7cfb\u7edf\uff0f\u90e8\u4ef6\u5185\u7684\u7535\u70ed\u6269\u6563\u6291\u5236\u7cfb\u7edf \uff0f\u90e8\u4ef6\u8fbe\u5230 T min \uff0c\u5728\u964d\u6e29\u9636\u6bb5\u5c06 DUT \u5173 \u95ed\u3002\u5931\u6548\u6a21\u5f0f\u4e3a\u6e29\u5ea6\u53d8\u5316\u8fc7\u7a0b\u4e2d\u7684\u7535\u6c14\u6545\u969c \u3002
\n\u6ce8 \uff1a\u672c\u8bd5\u9a8c\u4e0d\u4f5c\u4e3a\u5bff\u547d\u8bd5\u9a8c \u3002
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