容错技术在直升机可靠性设计中的应用与研究 |
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引用本文: | 陈圣斌,;苏强,;辛冀,;陈大禄,;曾曼成. 容错技术在直升机可靠性设计中的应用与研究[J]. 直升机技术, 2014, 0(2): 18-22 |
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作者姓名: | 陈圣斌, 苏强, 辛冀, 陈大禄, 曾曼成 |
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作者单位: | [1]中航工业直升机设计研究所,江西景德镇333001; [2]上海三维工程建设咨询有限公司,上海200060 |
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摘 要: | 现代直升机的飞行关键系统如电传操纵系统及给电传操纵系统供电的电源系统,为确保高可靠性高安全性要求(λ〈10-7/飞行小时),通常都采用由多个(3个或4个)分系统组成的容错系统。首先论述了容错技术及容错系统的组成,然后对容错系统不同构型的可靠性进行了分析,并建立了容错系统的可靠性计算方法。之后,以相应的实例讨论了容错系统可靠性计算时必须考虑的问题。最后简述了相关的设计准则。
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关 键 词: | 直升机可靠性 容错技术 容错设计 故障覆盖率 |
Research of the Fault-Tolerant Technique Application in Helicopter Design |
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Affiliation: | CHEN Shengbin ,SU Qiang2,XIN Ji, CHEN Dalu,ZENG Mancheng(1. China Helicopter Research and Development Institute , Jingdezhen 333001 ,China; 2. Shanghai San Wei Construction Advisory Corporation, ShangHai 200060, China) |
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Abstract: | Digital Fly-By-Fly system and it' s electrical supply system for modem helicopter were developed into fault-tolerant system consisted of several (3-4) subsystem to meet high-reliability re- quirement(λ〈 10^-7/FH). Reliability calculation method of Fault-tolerant system was proposed,and design criterion of the fault - tolerant system was discussed in the paper. |
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Keywords: | helicopter reliability fault-tolerant fault-tolerant design fault coverage |
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