事故信息 - 化工安全人

免 F 20060302 湖北某工厂阀门VCM泄漏（编号：SG00001529）

2025-10-10 1163

一、时间地点

时间/日期: 2006-03-02

地点: 中国、湖北

二、工厂介绍

公司介绍: 某工厂

所在行业: 石油化工

三、事故介绍

事故类型: 释放/泄漏

事故概述: 2006年3月2日凌晨，湖北某工厂VCM单体由球罐经泵通过DN108的碳钢管输送至200m外的聚合装置计量后，先后关闭计量槽入口阀，泵出口阀；12:10左右，单向阀阀盖突然冲突，管道内VCM单体冲出，达3m高。

事故后果

死亡人数：人、受伤人数：人、疏散人数：人

经济损失： 0万

四、事故原因

直接原因类别

直接原因: 当地气温3-13℃；管道无隔热层，装设的安全阀底部截止阀被关闭，管道内处于满液状态的液化气体；满液状态下，温差导致管道内憋压而爆破；

根本原因类别

根本原因

五、事故链

偏离类别

后果类别

六、特征

涉及化学品: 氯乙烯(VCM)

涉及单元操作

涉及工业设备: 阀门

涉及工业操作

涉及化学工艺/装置: 其它

运营阶段

事故信息检索

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