事故信息 - 化工安全人

免 F 20211021 辽宁沈阳太原南街燃气爆炸致5死52伤（编号：SG00003732）

2025-10-10 1801

一、时间地点

时间/日期: 2021-10-21

地点: 中国、辽宁、沈阳

二、工厂介绍

公司介绍: 沈阳燃气有限公司

所在行业: 燃气行业

三、事故介绍

事故类型: 爆炸

事故概述: 2021年10月21日，沈阳和平区太原南街222号一烧烤店发生管道燃气泄漏爆炸事故，造成5人死亡，3人重伤，49人轻伤，直接经济损失约4425万元。

事故后果

死亡人数： 5人、受伤人数： 52人、疏散人数：人

经济损失： 44250000万

四、事故原因

直接原因类别

直接原因: 燃气并网施工过程中，施工人员打开进户入管阀门入口法兰，完成并网施工焊接作业后，未将该法兰有效密封，且在通气后未对该法兰口进行严密性检查，导致燃气通过法兰口泄漏并扩散，遇机械式温控器闭合或断开时产生的电

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: 天然气

涉及单元操作

涉及工业设备: 管道

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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