事故信息 - 化工安全人

免 F 20130602 辽宁大连石化三苯罐区动火爆炸致4死（编号：SG00001017）

2025-10-10 2237

一、时间地点

时间/日期: 2013-06-02

地点: 中国、辽宁、大连

二、工厂介绍

公司介绍: 中国石油天然气股份有限公司大连石化分公司

所在行业: 石油化工

三、事故介绍

事故类型: 爆炸

事故概述: 2013年6月2日，中国石油天然气股份有限公司大连石化分公司在罐区检修过程中发生爆炸起火，造成4人死亡，直接经济损失约697万元。

事故后果

死亡人数： 4人、受伤人数：人、疏散人数：人

经济损失： 6970000万

四、事故原因

直接原因类别

直接原因: 非法分包的大连林沅建筑工程公司作业人员违章在罐顶气焊切割，切割火花引燃泡沫发生器泄漏的油气，回火至罐内，引起罐内处于爆炸极限内的混合气体发生爆炸

根本原因类别

根本原因: 动火作业安全管理混乱，安全员擅自涂改动火作业票证，随意降低动火级别，现场动火监控工作不落实；工程承包商中国石油第七建设公司管理混乱，非法转包，以包代管；，作业人员特种作业证过期失效等

五、事故链

偏离类别

后果类别

六、特征

涉及化学品: 油气

涉及单元操作

涉及工业设备: 储罐

涉及工业操作

涉及化学工艺/装置

运营阶段

事故信息检索

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