高压细水雾说明书

高压细水雾自动灭火系统设计使用说明书Highpressurewatermistfireextinguishingsystemdesignspecificationautomatically1（2014年版）高压细水雾自动灭火系统设计使用说明书Highpressurewatermistfireextinguishingsystemdesignspecificationautomatically高压细水雾自动灭火系统设计使用说明书Highpressurewatermistfireextinguishingsystemdesignspecificationautomatically2目录Directory一、高压细水雾灭火系统简介First,Introductionofhighpressurewatermistextinguishingsystem1.1概述Summary1.2工作原理Workingprinciple1.3高压细水雾应用分类Applicationclassification1.4性能特点Features二、动作原理Second,Actionprinciple三、应用范围Third,Applicationscope四、系统主要零部件Forth,maincomponentsofthesystem4.1高压柱塞泵Highpressurepistonpump4.2水泵电机Pumpmotors4.3稳压泵Firepump高压细水雾自动灭火系统设计使用说明书Highpressurewatermistfireextinguishingsystemdesignspecificationautomatically34.4泵组控制柜Pumpgroupcontrolcabinet4.5调压溢流阀Pressure-regulatingoverflowvalve4.6安全泄放阀Safetyreliefvalve4.7高压细水雾喷嘴Sprayingnozzleofhighpressurewatermist4.8分区控制阀Partitioncontrolvalve4.9贮水箱Waterstoragetank4.10防滴漏单向阀Driptightcheckvalve五、系统设计Thesystemdesign六、安装、调试Installation,debugging,七、注意事项Caution八、高压细水雾特点优势Advantagesofhighpressurewatermist九、高压细水雾应用标准ApplicationstandardofHighpressurewatermist高压细水雾自动灭火系统设计使用说明书Highpressurewatermistfireextinguishingsystemdesignspecificationautomatically4一、高压细水雾自动灭火系统（XSWB-70/16-GSF）简介InstructionofHighpressurewatermistfireextinguishingsystem1.1概述Summary“细水雾”是相对于“水喷雾”的概念，所谓的细水雾，是使用特殊喷嘴、通过高压喷水产生的水微粒。在NFPA750标准中，细水雾的定义是:在最小设计工作压力下、距喷嘴1米处的平面上，测得水雾最粗部分的水微粒直径Dv0.99不大于1000μm。高压细水雾是指在不小于10MPa压力下，产生的雾滴直径Dv0.99小于200μm的水雾。Watermistisrelativetotheconceptofwaterspray,watermistiswaterparticleswhichproducedbyhighpressurewaterspraywiththehelpofspecialnozzles.AccordingtotheNFPA750standard,（NFPA750,StandardonWatermistFireProtectionSystems）thewatermistisdefinedasthemeasureddiameterofthethickestwaterparticle，whichisbetweenDv0.99and1000umattheminimumdesignpressure,onemeterawayfromthenozzleplane.AndHighpressurewatermististhediameterofthegenerateddropletsisDv0.99lessthan200micronsunderthepressureofnotlessthan10MPa.1.2工作原理Theworkingprincipleof由于高压细水雾雾滴直径很小，相对同样体积的水，其表面积剧增，从而加强了热交换的效能，起到了非常好的降温效果。高压细水雾吸收热量后迅速被汽化，使得体积急剧膨胀，通常达到1700多倍，从而降低了空气中的氧气浓度，抑制了燃烧中的氧化反应的速度，起到了窒息的作用。由此可见高压细水雾的灭火机理：一是降温效能，吸收热量；二是窒息作用，阻断氧化反应。此外，高压细水雾具有非常优越的阻断热辐射传递的效能，能有效地阻断强烈的热辐射。高压细水雾自动灭火系统设计使用说明书Highpressurewatermistfireextinguishingsystemdesignspecificationautomatically5高压细水雾自动灭火系统在冷却、窒息和隔绝热辐射的三重作用下达到控制火灾、抑制火灾和扑灭火灾的目的，高压细水雾灭火系统具有水喷淋和气体灭火的双重作用和优点，既有水喷淋系统的冷却作用，又有气体灭火系统的窒息作用，所以高压细水雾是取代传统水喷淋、中、低压细水雾、气体、气溶胶、干粉、泡沫等灭火手段的最有效技术。高压细水雾开式系统正常情况下，系统处于待命状态，泵组不启动，管网内没有水，是目前应用范围最广的高压细水雾灭火形式。适用于大型空间、商业民用建筑等大面积或高空间的场所，同时也适用于局部场所。高压细水雾灭火系统主要有泵组、水泵控制器、区域控制阀、细水雾专用喷头、集流管、安全溢流阀、压力传感器、压力表、过滤器、不锈钢高压球阀，以及火灾探测器等组成。Sincethediameterofdropletsissmaller,comparedwiththesamevolumeofwater,itssurfaceareaisincreasedgreatly,thusstrengtheningtheeffectivenessofheatexchangewithaverygoodcoolingeffect.AnotherimportantfeatureofHighpressurewatermistisgoodeffectofsuffocation.Itcanabsorbheatandvaporizequicklywhatmakingthevolumeexpanse，whichcanbe1700timeslargerthannormal.Byreducingtheconcentrationofoxygenintheairandinhibitingthespeedoftheoxidationreaction.Itshowshowhighpressurewatermistworks:Firstiscoolingeffectivenessbyabsorbingheat.Secondisstiflingeffectwhichcanblockoxidationreaction.Inaddition,thehighpressurewatermistcanpreventthestrongthermalradiationeffectively。Inthetripleroleofcooling,suffocation,andthermalradiation,thefirecanbecontrolled,suppresseduntilputout.Thesystemhasadualroleofwaterwashoutandgas高压细水雾自动灭火系统设计使用说明书Highpressurewatermistfireextinguishingsystemdesignspecificationautomatically6extinguishing,soitcanbeusedastheeffectivetechniquereplacingthetraditionalfireextinguishingmethods,suchasmediumpressurewatermist,lowpressurewatermist,gas,aerosols,drypowder,foamandothers,highpressurewatermististhebestone.Undernormalcircumstances,ifthepumpgroupshouldn’tstart,thestartsystemofhighpressurewatermistwillbealwaysonstandbystate.Nowithasbecomethewidestrangeofapplicationform.Itisapplicableinlargespace,largeareaorhighspaceplacesascommercialandcivilbuildings.Atthesametime,itcanalsobeappliedtolocalplaces.Highpressurewatermistfireextinguishingsystemismainlyincludingpumps,pumpcontroller,regionalcontrolvalves,watermistsprinkler,headerpipe,safetyreliefvalve,pressuresensors,pressuregauge,filter,highpressureballvalve,stainlesssteel,firedetectionetc.1.3高压细水雾应用分类Highpressurewatermistapplicationclassification全淹没细水雾系统Totalfloodingwatermistsystem能向整个防护区内均匀地喷放细水雾，保护其内部所有防护对象的细水雾灭火系统。Itevencanspraywatermisttotheentireprotectivezone,andprotectallitsinternalprotectiveobjects.局部应用细水雾系统Localapplicationofwatermistsystem直接向保护对象喷放细水雾，用于保护室内外某一具体防护对象或局部空间的细水雾灭火系统。Itisusedtoprotectaspecificprotectiveobjectorlocalspacebysprayingdirectlytotheobject.区域应用细水雾系统Regionalapplicationofwatermistsystem保护防护区内某一预定区域的细水雾系统。Watermistsystemwhichisprotectingthepredeterminedareaofthezone.高压细水雾自动灭火系统设计使用说明书Highpressurewatermistfireextinguishingsystemdesignspecificationautomatically71.4性能特点Theperformancecharacteristics（1）对环境、保护对象、燃料均无任何污染和损害，是理想的环保型产品。（2）电绝缘性能好，扑救带电设备火灾安全可靠。（3）灭火用水量少，水渍残留少。（4）细水雾喷射时可大大降低火灾中的烟气含量及毒性，有利于安全疏散。（5）灭火性