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yi qi ju bu wa si bao zha shi gu de jiao xun
Author(s): 
Pages: 39-40+20
Year: Issue:  3
Journal: Safety in Coal Mines

Keyword:  瓦斯爆炸事故破坏巷道瓦斯积聚违章作业掘进工作面采区支架风筒电火花接头;
Abstract: 1989年8月5日3时50分,盘江矿务局老屋基煤矿北三采区掘进工作面13127回风巷因系统停电造成瓦斯积聚超限,人工强行复电引起火花导致局部瓦斯爆炸。破坏巷道300m,推倒支架100架,冒顶大小四处,撕破风筒300m,冲坏风门两处,现场三人受伤。事故的主要教训是:违章指挥、违章作业;两闭锁接线有误,同时失灵:电缆明接头、羊尾巴、鸡爪子多而产生电火花。
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