The paper presents the application of quantitative risk analysis on the gas production platforms, and it quantitatively analyses fire or explosion risk which may occur on the platform. Then it is determined the personal annual risk value of the staff and all staff groups risk value on the platform. The author analyses the value-at-risk, and proposes measures to reduce risk.% 文章介绍了量化风险分析(Quantitative Risk Analysis简称QRA)，对海洋石油工程的天然气生产平台可能发生的火灾或爆炸的风险进行了量化风险分析，得出了平台上各类人员的个人年度风险值和所有人员的群体风险值，并对这些风险值进行了分析，提出了降低风险的措施。
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