海装驻上海地区第二军事代表室;中国船舶及海洋工程设计研究院;中国地质大学(武汉)工程学院;
机舱是船舶输出动力的关键舱室,同时也是火灾危险源集中分布的火灾事故高发区。为了评估某船机舱区域的火灾事故特性,针对该船发电机舱开展了油池火典型火灾场景的大涡模拟仿真,并使用烟气温度、辐射热通量两项指标对火灾发生后的机舱环境进行了安全评估。结果显示:火灾发生后机舱内平台甲板下方烟气温度可快速升至200℃以上;火灾发生后74 s,舱内部分电子设备出现永久性损伤;火灾发生后180 s左右,对于消防人员与机舱设备而言机舱处于危险状态,同时舱内绝大部分电子设备发生永久性损伤。本研究结果对船舶机舱设计与消防策略制定具有指导意义。
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下载次数 | 被引频次 | 阅读次数 |
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基本信息:
DOI:10.13578/j.cnki.issn.1671-1556.20240222
中图分类号:U664.88
引用信息:
[1]范凯,谢胤,王艳真等.船舶机舱火灾热烟分布特性仿真及安全评估[J].安全与环境工程,2024,31(04):29-36.DOI:10.13578/j.cnki.issn.1671-1556.20240222.
基金信息:
国家自然科学基金项目(52376133、52076199)