讲解基于风险的安全完整性等级确定技术，给出三种确定安全完整性等级的方法。
The paper explained the confirmation technology of SIL, and three methods to confirm the SIL were given.
介绍了石化行业安全仪表系统及其安全完整性等级确定方法，并对方法的应用范围进行了说明。
This paper introduces the safety instrument system and method of its safety level integrity of petrochemical industry, and discusses application scope of this method.
对硬件安全完整性等级的审核分别采用了结构限制的定性分析法和要求时平均失效概率的定量分析法。
Studying on the auditing methods of the safety integrity of hardware and software, the method of "Proven in Use" and the testing method of electromagnetic stamina.
总结了系统功能安全测试的关键技术，包括基于功能安全的安全标准体系、安全完整性等级、整体安全生命周期。
Key technologies of system functional safety test are summarized. These include safety standard architecture, integrated safety level and integrated safety lifecycle.
SIL2和SIL3是机械和过程安全应用中要求的最普遍安全完整性等级，使得GuardLogix控制器成为众多安全应用的理想选择。
SIL 2 and SIL 3 are the most common safety integrity levels required in machine and process safety applications, making the GuardLogix controller ideal for a wide range of safety applications.
基于此框架，既可以实施多等级保密性安全政策，又可以实施多等级完整性安全政策。
Based on SLCF, both multilevel confidential policy and multilevel integrity policy can be expressed and enforced.
本文根据国际标准IEC- 61508的指导意见，通过几种常用方法的比较，确定了利用系统模型的定量风险来确定所需安全仪表系统完整性等级。
On the basis of IEC-61508 directive suggestion, this thesis compares several general methods and comes into a result: assignment of SIL by system model's risk.
本文根据国际标准IEC- 61508的指导意见，通过几种常用方法的比较，确定了利用系统模型的定量风险来确定所需安全仪表系统完整性等级。
On the basis of IEC-61508 directive suggestion, this thesis compares several general methods and comes into a result: assignment of SIL by system model's risk.
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