How is the SIL level determined?
Thread Content
Should the SIL level be determined during the process design phase? What method is used for that – HAZOP? Seeing that the design institute also organizes HAZOP analyses, what is the purpose of HAZOP in this case?
This issue has been discussed on the forum; you can take a look at http://bbs.hcbbs.com/thread-1367012-1-1.html
This post was last edited by Wang Tianze on 2016-6-14 at 19:41. Following a HAZOP analysis, it is necessary to determine whether LOPA is required based on the risk matrix; during the LOPA process, it is decided what SIL level the protective measures need to achieve
Follow this post if you want to learn more about SIL classification. If it comes to classification based on experience, I’m interested in knowing what level of SIL is generally assigned to major hazard sources such as hydrogen fluoride