是一种特殊的倒立树状逻辑因果关系图，它用事件符号、逻辑门符号和转移符号描述系统中各种事件之间的因果关系。逻辑门的输入事件是输出事的"因"，逻辑门的输出事件是输入事件的"果"。 等同于“事故树”，可以参考“事故树”词条内容。只是翻译的区别，英文为：Fault Tree Analysis。
故障树分析 Fault Tree Analysis ; FTA ; Fuzzy FTA
故障树分析法 FTA ; Fault Tree Analysis ; fault tree analysis method
动态故障树 DFTA ; Dynamic Fault Tree
模糊故障树 fuzzy fault tree
故障树手册 Fault Tree Handbook
软件故障树分析 SFTA ; Software Fault Tree Analysis
故障树形图系统 [核] fault tree system
故障树模型 fault tree model
规范化故障树 [自] normalized fault tree
Base on the applicability analysis about some main fault diagnosis methods to the air-condition controller, the expert system based on fault tree is used.
通过分析常用故障诊断方法对空调控制柜电路的适用性，选用了基于故障树的专家系统故障诊断方法。
参考来源 - 客车空调控制柜故障诊断系统设计Main achievement of the thesis:1、 Reliability analysis of several redundant schemes;2、 Distributing reliability and availability of railway signal devices;3、 Application of failure tree analysis method;4、 Reliability design method of improvement of communications part.
本论文研究取得的主要成果: 1、几种冗余方案的可靠性分析; 2、铁路信号设备的可靠度和可用度的分配; 3、故障树分析方法的应用; 4、提高通信部分的可靠性设计方案。
参考来源 - 以微机为基础的铁路信号设备可靠性设计与分析The computer system security analysis by fault tree and the network system security analysis by attack graph use the security analysis model.
针对计算机系统的安全故障树方法和网络信息系统的攻击图方法应用了这一安全分析建模工作。
参考来源 - 期刊学术社区In this paper, Reliability Engineering and RAMS theory are presented firstly. At the same part, functional configuration of high-speed railway substation automation system is analyzed and the Failure Tree of the system is built.
首先,本文介绍了可靠性工程及RAMS理论,列举了可靠性、可用性、维修性、安全性的分析指标,分析了高速铁路牵引变电所自动化系统的功能结构,建立了高速铁路牵引变电所自动化系统可靠性故障树模型,并定性地分析了高速铁路牵引变电所自动化系统的可靠性。
参考来源 - 高速铁路牵引变电所自动化系统RAMS评价·2,447,543篇论文数据，部分数据来源于NoteExpress
根据故障树分析理论，用演绎法建立了常减压蒸馏装置常压塔的失效故障树。
The failure tree for atmospheric tower is established with deductive method based on the theory of failure tree analysis.
参考借鉴了故障树分析和因果图，对顾客投诉根本原因分析方法提出了整体设计。
Fault tree analysis and cause-effect diagram as reference, the root cause analysis method on the customer complaint is designed.
结果表明因果图方法可以有效地进行安全分析和安全评估，而且比故障树分析法效果好。
Its result indicates that causality diagram is more effective than FTA in security analysis and assessment.
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