文档介绍：中文摘要摘要随着经济社会的发展,人们对环保和火灾事故日益关注,近年来卤代烷替代产品细水雾灭火技术得到了较快的发展,高压细水雾灭火系统具有安全、高效、环保等优点,必将成为重要灭火技术发展方向。火灾是最致命的一种船舶事故,所造成的损失居所有海难事故之首。船舶既具有高层建筑的高度,又有地下建筑封闭性,还有各类复杂化工货品,火灾类型复杂,具有高层、地下、人员密集场所、化工、仓库火灾的特点,而且船舶起火后扑救方面不易得到陆上消防队伍的支持,必须立足于初期扑救和自救。开展新型高效的船舶细水雾灭火系统的研究是船舶消防安全的必然要求。本文以船载固定式高压细水雾灭火系统为研究对象,采用理论分析和实验的方法对其关键技术进行了研究。首先介绍了船舶火灾的特点、细水雾灭火技术的研究现状;分析了细水雾灭火技术在船舶灭火中的优势,对细水雾的生成机理、雾化方式和灭火机理进行了详细的分析;论述了细水雾雾滴质量的评定标准、高压细水雾喷头的雾化原理,对新型高压细水雾喷头进行了实验对比研究。实验表明:直射一旋流高压细水雾喷头耗时短,耗水量少,灭火效率明显提高。高压细水雾喷头要实现良好雾化,喷雾压力必须在7MPa以上;但压力提高到 10MPa后,细水雾的灭火效率才得到更大的提高。关键词:船舶火灾;高压细水雾;控制技术;灭火试验英文摘要 ABSTRACT Along withthedevelopment ofsociety andeconomy,people pay more andmore attention totheenvironmentalprotection and recent years,the halogenated silane alternative product ponent water fire—fightingtechnology gets therapid high-pressure watermistfire-extinguishingsystem has thesafety,high efficiency,environmental protection andother advantages,and willbe one ofthe important firetechnologies inthe future. Inthe idents,the fireis one ofthemost firehas the characteristics oftheheight ofthehigh-risebuilding,underground structures and SO on,is thecollection offiretopfire,undergroundfire,chemical fire,personnel intensive place fire andwarehouse fighting is noteasy toget thesupport ofthe firecontrolteam,must bebased on early saves andsaving ’snecessary to CalTy outnew andefficient researchofwatermistfireextinguishing system forships Inthispaper,the ship fixedhi曲pressure ponent water extinguishing system as theobject ofstudy,adopting thetheoreticalanalysis and themethod bining theexperiment and thetheory tothesystem paper first introducesthepresent situation,characteristics andthetraditional fireextinguishing system ofthe shipfire,and Outlinesthepresent situation ofthewatermist fire extinguishing technology;Briefly introducedthe water mist fireextinguishing system andtechnology, compared theadvantages of the water mist fireextinguishing tec