柴油机相继增压控制系统硬件可靠性研究  

Investigation of hardware reliability of sequential turbocharging control system with diesel engine

作　　者：左大军[1] 王银燕[1] 杨传雷[1] 王贺春[1] 

机构地区：[1]哈尔滨工程大学动力与能源工程学院,黑龙江哈尔滨150001

出　　处：《应用科技》2014年第4期65-68,共4页Applied Science and Technology

基　　金：国家科技支撑计划资助项目(2012BAF01B01)

摘　　要：相继增压系统(STC)控制是相继增压柴油机的关键技术之一,其可靠性直接影响柴油机的可靠性和总体性能。以TBD234V12柴油机相继增压电子控制系统为例,应用应力分析法和GO(go oriented)法对其进行可靠性研究,对2种方法计算结果进行了比较,结果表明:应力分析法可靠性框图和GO图正确、合理,二者预期结果一致,改进建议对提高控制系统的可靠性有着重要的指导意义。The control system is one of the key technologies in the sequential turbocharging system （STC）, and the reliability of the STC control system directly affects the reliability performance and overall performance of the diesel engine.In this paper, the reliability of the electric control system of TBD 234V12 diesel engine sequential turbo-charging system was investigated by device stress analysis method and device GO （go oriented） method, respective-ly , and some improvements to the system were given based on corresponding results .The comparison results demon-strate consistentcy between the two methods , and the suggestions to improve the reliability have important guiding significance .

关 键 词：柴油机 相继增压 电控系统 硬件可靠性 

分 类 号：TK431[动力工程及工程热物理—动力机械及工程]