事故信息 - 化工安全人

免 F 19920627内蒙古通辽市油脂化工厂8死4伤（编号：SG00002162）

2025-10-10 2581

一、时间地点

时间/日期: 1992-06-27

地点: 中国、内蒙古、通辽

二、工厂介绍

公司介绍: 通辽市油脂化工厂

所在行业

三、事故介绍

事故类型: 爆炸

事故概述: 1992年6月27日15时20分，通辽市油脂化工厂葵二酸车间两台正在运行的蓖麻油水解釜突然发生爆炸，设备完全炸毁，葵二酸车间厂房东侧被炸倒塌。事故共造成8人死亡，4人重伤，13人轻伤，直接经济损失36万元

事故后果

死亡人数： 8人、受伤人数： 4人、疏散人数：人

经济损失： 36010万

四、事故原因

直接原因类别

直接原因: 水解釜内介质在加压和高温下（175℃）下，对釜壁的腐蚀以及介质对釜内壁的冲刷和磨损造成釜壁迅速减薄，使水解釜不能承受工作压力，从而发生物理性爆炸。由于每台水解釜的容积达10m³，因而爆炸后释放的能量

根本原因类别

根本原因: 爆炸设备中的一台在爆炸前4天曾发生泄漏，但车间没有引起重视，未向工厂有关部门报告，在泄漏原因未查明前，即自主决定进行补焊后继续使用

五、事故链

偏离类别

后果类别

六、特征

涉及化学品

涉及单元操作

涉及工业设备: 反应器

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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