消防系统设计规范

1、AuchanLesitedugroupeAuchanAUCHANCHINA欧尚中DESIGNSPECIFICATIONFORFIREFIGHTINGSYSTEM消防系统设计规范编制：PreparedBy:法国国际检验局-中国BureauVeritas-ChinaREV:4DATE:08/11/05欧尚超市消防系统设计规范DESIGNSPECIFICATIONOFFIREFIGHTINGSYSTEMFORAUCHANSTORESAuchan欧尚超市消防系统设计规范DESIGNSPECIFICATIONOFFIREFIGHTINGSYSTEMFORAUCHANSTORESAuchan /39 /3

2、9录/ContentsTOC o 1-5 h z目录Contents2前言PRERACE3 HYPERLINK l bookmark10消防给水系统/FIREWATERSYSTEM4 HYPERLINK l bookmark1211.消防水源/FireWaterSource4 HYPERLINK l bookmark141.2给水设施/SystemEquipment4 HYPERLINK l bookmark16消火栓系统/FIREHYDRANTSYSTEM5 HYPERLINK l bookmark18室内消火栓的选用和布置/InternalFireHydrant5 HYPERLINK l

3、bookmark20室外消火栓的选用和布置/ExternalFireHydrant6 HYPERLINK l bookmark2223消火栓给水管网/FireHydrantPipeNetwork7 HYPERLINK l bookmark24参考系统图(参见附件一)/ReferenceSystemDiagram(RefertoAnnex01)8 HYPERLINK l bookmark26自动喷水灭火系统/FIRESPRINKLERSYSTEM8 HYPERLINK l bookmark2831一定/GeneralRequirement8 HYPERLINK l bookmark3032组件、

4、配件和设施/Assembly,FittingsandFacilities9 HYPERLINK l bookmark32湿式自动喷水灭火系统/WetTypeSprinklerSystem9 HYPERLINK l bookmark34干式自动喷水灭火系统/DryTypeSprinklerSystem10 HYPERLINK l bookmark36喷头的选择和布置/SprinklerSelectionandLayout10 HYPERLINK l bookmark38报警阀的选布置/AlarmValveSelectionandInstallation11 HYPERLINK l bookmar

5、k40水流指示器的选择和布置/FlowDetectorSelectionandLayout12 HYPERLINK l bookmark42末端试水装置/TerminalTestingDevice12 HYPERLINK l bookmark44管网/PipeNetwork13 HYPERLINK l bookmark46310.冷库/ColdStorage14 HYPERLINK l bookmark483.11.多考系统图(泰见附件二/ReferenceSystemDiagram(RefertoAnnex02)15 HYPERLINK l bookmark50防排烟系统/DE-SMOKES

6、YSTEM15 HYPERLINK l bookmark52防烟设计/SmokeproofSystem15 HYPERLINK l bookmark5442排烟设计/De-SmokeSystem15 HYPERLINK l bookmark56气体灭火系统/GASEXTINGUISHINGSYSTEM17 HYPERLINK l bookmark5851一般规定/GeneralRequirement17 HYPERLINK l bookmark60火灾自动报警系统/FIREALARMSYSTEM18 HYPERLINK l bookmark62一定/GeneralRules18 HYPERLI

7、NK l bookmark6462系统设计/SystemDesign18 HYPERLINK l bookmark6663消防联动控制/InterlockingFunction20 HYPERLINK l bookmark686.4系统供电/SystemPowerSupply25 HYPERLINK l bookmark70疏散逃生系统/EMERGENCYEVACUATIONSYSTEM26 HYPERLINK l bookmark72消防应急照明/EmergencyLighting26 HYPERLINK l bookmark747.2安全疏散标志/EvacuationSymbols26 H

8、YPERLINK l bookmark7673防火卷帘门/FireRollershutter28 HYPERLINK l bookmark78电气/ELECTRICITY29 HYPERLINK l bookmark80消防电源/PowerSupplyforFireFightingSystem29 HYPERLINK l bookmark84消防标识/FFSTAG30 HYPERLINK l bookmark86竣工验收/COMPLETIONACCEPTANCE30 HYPERLINK l bookmark88101竣工资料/As-BuiltDocuments30 HYPERLINK l bo

9、okmark90第三方检测/AuditByTheThirdParty31 HYPERLINK l bookmark92附件一/ANNEX0132 HYPERLINK l bookmark98附件二/ANNEX0233 HYPERLINK l bookmark112附件三消防设备技术要求/ANNEX03SpecificationforFireEquipment34PREFACE为了合理设计消防系统，防止和减少火灾危害，保护人身和财产安全，制定本规范。Thisdesignspecificationisherebypreparedforthepurposeofreasonabledesignofth

10、efirefightingsysteminordertoavoidandreducethefireriskandprotectthepersonalandpropertysafety.本规范仅适用于欧尚超市。ThisdesignspecificationshallapplyonlytoAuchanHypermarket.本规范为国家规范的补充规范，特别针对欧尚中国超市的特点制定，本规范中未涉及部分需以国家规范为准。ThisspecificationisasupplementarytoChinaNationalCodeandpreparedinfullconsiderationofthechar

11、acteristicsofAuchanChinahypermarketsAnypartsunmentionedinthisspecificationshallfollowtheNationalCode.当本规范条文与国标冲突时，取两者中要求严格者。IncaseofanyconflictoccurringbetweenthisspecificationandNationalStandard,pleaseobservetheonewhicheveristhestricter.参考书目/References建筑设计防火规范GBJ16-87(2001年版)CodeforFireProtectionin

12、ArchitecturalDesign,GBJ16-87(2001Edition)自动喷水系统设计规范GB50084-2001CodeforDesignofSprinklerSystemGB50084-2001火灾自动报警系统设计规范GB50116-98CodeforDesignofFireAlarmSystemGB50116-98高层民用建筑设计防火规范GB50045-95CodeforFireProtectioninDesignofTallBuildingsGB50045-95建筑灭火器配置设计规范GBJ140-90CodeforDesignandArrangementofFireExti

13、nguisherinBuildingsGBJ140-90上海市消防局文件沪消发2004J352号大中型商场防火技术规定ShanghaiFireBureauDocumentation2004No.352:TechnicalRegulationsforFireProtectioninMediumandLargeShoppingCenters欧尚超市消防系统设计规范DESIGNSPECIFICATIONOFFIREFIGHTINGSYSTEMFORAUCHANSTORESAuchan欧尚超市消防系统设计规范DESIGNSPECIFICATIONOFFIREFIGHTINGSYSTEMFORAUCHA

14、NSTORESAuchan /39 /391消防给水系统/FIREWATERSYSTEM1.1消防水源/FireWaterSource当城市自来水管网能满足消防用水的水量和水压时，且由两路不同城市给水千管供水时，可直接采用城市自来水作为消防水源。IfthecitywatersupplynetworkcanmeettherequirementsforFFSinbothflowrateandpressureandtherearetwodifferentfeedpipes,citywatersupplyshalldirectlybeadoptedasfirewatersource.当城市自来水管网不

15、能满足消防用水的水量或水压时，需设置消防水池（箱）.IncasethecitywatersupplynetworkcannotmeettherequirementsforFFSinflowrateorpressure,thenthefirepool/tankmustbesetup.如果用消防水池作为消防水源时，消防水池的容量应满足火灾延续时间内消防用水量的要求.消火栓系统的火灾延续时间按不小于2小时计算,自动林天处杀绕的处荧延续时间按不小于1小时计算.Incaseofusingfirepool/tank,thecapacityoffirepool/tankmustmeetthewatercon

16、sumptionrequirementforfirefightinginfirelastingperiod.Firelastingperiodforhydrantsystemshallbecalculatedasnotlessthan2hoursandthatforsprinklersystemshallbenotlessthan1hour.给水设施/SystemEquipment消防水池（箱）/Firepool/tank消防水池（箱）可与生活用水水池合用但需有保证消防水量措施（真空破坏孔）Firepool/tankcanbesharedwithdomesticwaterpool/tank,b

17、utmusthavemeasurestakenforensuringfirewaterquantity（i.e.,vacuumbreakerhole）.消防水池（箱）应有水质保证术措施。Technicalmeasuresshallbetakenforensuringwaterqualityinfirewaterpool/tank.消防水池需有液位控制装置，液位计或低水位报警。Thefirewatertankshallbeequippedwithliquidlevelcontroldevices,liquidlevelmeterorlowliquidlevelalarmsignal.消防水池（箱

18、）的溢流水位应高出设计最高水位50mm,溢水管喇叭口应与溢流水位在同一水位线上，溢流水管上不应安装阀门。Thefloodingwaterleveloffirepool/tankshallbe50mmhigherabovethedesignmaximumlevel.Thebellmouthoffloodingpipeshallbeatthefloodingwaterlevel.Thevalvesshallnotbeinstalled泊thefloodingpipe消防水池（箱）溢水管、泄水管不应与排水管直接连通。Thefloodingpipeanddrainpipeofthefirewaterp

19、ool/tankshallnotconnectdirectlywithdrainagesystempipe消防水泵/Firewaterpump消防给水系统的消防水泵应采用一用一备，备用消防泵应与工作消防泵性能参数一致。Thefirewaterpumpsshallbearrangedasoneoperatingandonestandby,theperformaneeofthestandbypumpshallbesameastheoperatingone.选择消防泵时，其水泵性能曲线应平滑无驼峰，消防泵家流量时的压力不应超过系统设计额定压力的140%,当水泵流量为额定流量的150%时，此时消防泵的

20、压力不应低于额定压力的65%。Theperformaneecurveoffirewaterpumpsshallbesmoothandwithouthump.Thewaterpressureatzeroflowrateshallnotexceed140%ofdesignratedpressureofthesystem,andthewaterpressureshallnotlowerthan65%ofdesignratedpressurewhentheflowrateis150%ofratedflowrate.消防泵电机轴功率应满足水泵流量扬程曲线上任何一点的工作要求.Theshaftpowero

21、fmotorshallmeettherequirementofanyworkpointontheperformaneecurve.消防水泵接合器/PumpAdapter消防水系统必须设置消防水泵接合器,数童根据计算确定.Firewatersystemmustbeequippedwithpumpadapters,thequantityofwhichshallbecalculatedaccordingtothedesignflow沧re.消防水泵接合器应安装在便于消防车接近的区域，并做明显标识，严寒地区可采用地下式水泵接合器。Pumpadaptershallbeinstalledattheloca

22、tionwherefiretruckisaccessible,anditshallbemarkedobviously.Undergroundpumpadaptercanbeadoptedincoldarea2消火栓系统/FIREHYDRANTSYSTEM2.1室内消火栓的选用和布置/InternalFireHydrant欧商翅市必须设置室内消火检系统.系统设计水童按照不小于15L/S进行计算.InternalfirehydrantsystemmustbeinstalledforAuchanHypermarket.Designwaterflowrateshallbenotlessthan15L/

23、s超市内应采用同一规格的消火栓、水枪和水带，每根水带的长度不应超过25m。Thefirehydrant,firelanceandfirehoseshallbeuniforminthehypermarketandthe欧尚超市消防系统设计规范DESIGNSPECIFICATIONOFFIREFIGHTINGSYSTEMFORAUCHANSTORESAuchanVERITAS欧尚超市消防系统设计规范DESIGNSPECIFICATIONOFFIREFIGHTINGSYSTEMFORAUCHANSTORESAuchanVERITAS /39 #/39欧尚超市消防系统设计规范DESIGNSPECIFI

24、CATIONOFFIREFIGHTINGSYSTEMFORAUCHANSTORESAuchanL44gmmM /39lengthoffirehoseshallnotexceed25m.2.1.3.超市内每层均需设置室内消火栓。室内消火栓应设在楼梯和疏散门附近、走道等明显和易于取用的地点，不应设置在死角位理且不得被超市货架遮挡。每个室内消火栓箱下应设手提式天火器.Internalfirehydrantshallbeinstalledoneveryfloorofhypermarket,neartostair,safetydoor,corridororotherobviousandconvenien

25、tlocations,andtheyshallnotbeputatthedeadcornerorblockedbygoodsshelvesPortablefireextinguishershouldbeputunderneatheveryhydrantbox.2.1.4.消火栓栓口离地面高度为1.10m,其出水方向应向下或与设罢消火栓的墙面成90角.Theoutletofinternalhydrantshallbe1.10maboveground,anditswateroutletdirectionshallbedownwardor90withthewallonwhichthefirehydr

26、antissetup.2.1.5.停车库内的室内消火栓设叠应不影响汽车的通行和车位的设置，且不影响消火栓的开启。Theinstallationofinternalfirehydrantingarageshallnotaffectthetrafficandtheparkingspace,andthedoorofinternalfirehydrantboxshallbeopenedsmoothly.2.1.6.冷库的消火栓应设在常温穿堂或楼梯间内。Theinternalfirehydrantforcoldstorageareashallbeinstalledatpassagewayorstairw

27、aywithnormaltemperature.2.1.7.消防电梯前室应设室内消火栓，且该消火栓可作为普通室内消火栓使用并计算在布理数量范国内.Theinternalfirehydrantshallbeinstalledatanteroomoffirelift,anditcanbeusedasordinaryinternalfirehydrantandcalculatedinarrangedquantityrange.2.1.8.翅市屋顶需设一个装有压力显示装置的试验和检查用消火栓,采暖地区可设在顶层出口处或其他便于放水测试的位置.Onetestinginternalfirehydrantw

28、ithpressuregaugemustbeinstalledontheroof.Fortheregionswhereheatingisneeded,testinghydrantcanbeinstalledattheoutletofthetopfloororanyotherlocationthatiseasytotest.2.1.9.室内消火栓的布置间距应根据保证有两支水枪的充实水柱同时到达室内任何部位为原则进行计算确定。Thedistaneebetweeninternalfirehydrantsshallbecalculatedinsuchwaythatfullwaterstreamsfro

29、matleasttwohydrantscansimultaneouslyreachanylocation泊sidethehypermarket.室外消火栓的选用和布置/ExternalFireHydrant室外消火栓尽可能采用地上式，当必须采用地下式消火栓时，应有明显标志。室外地上式消火栓应有一个直径为150mm或100mm和两个直径为65mm的栓口各一个。Externalfirehydrantshallbeinstalledonthegroundaspossible.Ifanexternalfirehydranthastobeinstalledunderground,theobviousma

30、rkmustbegiven.Theorngroundexternalfirehydrantshallhaveoneoutletof150mmor100mmindiameterandtwo65mmoutlets室外消火栓距路边不应超过2m,距外墙不宜小于5m,间距不应超过120m,应沿超市周围均匀布置，并不宜集中布置在建筑物的一侧。Thedistaneeoftheexternalfirehydrantfromroadsideshallnotexceed2m;thedistaneefromtheexternalwallshallnotbelessthan5m;thedistaneebetween2

31、externalfirehydrantsshallnotexceed120m.Theexternalfirehydrantsshallbewelldistributedaroundhypermarketanditisnotsuitabletoconcentrateexternalfirehydrantsononesideofthebuilding.室外消火栓应设置在便于消防车使用的地点。Externalfirehydrantshallbearrangedatthelocationaccessibleforfiretruck.消火栓给水管网/FireHydrantPipeNetwork室外消防给

32、水管道的布掘应符合下列要求：Pipesystemforexternalfirehydrantshallbearrangedinconformitywithfollowingrequirements:室外消防给水管网应布鬟成环状.Pipenetworkforexternalfirehydrantshallbearrangedinloop室外消防给水环状管网的进水管不应少于两条，当其中一条进水管发生故障时，其余进水管应能保证全部用水量Thenumberoffeedpipesfortheexternalfirewaterloopnetworkshallnotbelessthan2,incaseoft

33、roubleoccurringinonefeedpipe,theotherscanensureFFSwatersupply.环状管网应用阀门分成若干独立段，每段内消火栓的数童不应超过5个，并应在节点处设叠阀门.Theloopnetworkshallbedividedintoseveralsectionsbyvalves,andthequantityofhydrantsforeachsectionshallnotexceed5,withvalvesarrangedatnodes消防给水管道应根据具体情况设理阀门井和放水、通气设施。Valvewellanddrainageandventfacili

34、tiesshallbeprovidedforfirewatersupplypipeaccordingtoactualsituation.室外消防给水管道的最小直径不应小于DN100.TheminimumdiameterofexternalfirewaterfeedpipeshallnotbelessthanDN100.管网最高点处应设理自动排气阀。Automaticventvalveshallbeinstalledatthehighestpositionofpipenetwork.欧尚超市消防系统设计规范DESIGNSPECIFICATIONOFFIREFIGHTINGSYSTEMFORAUC

35、HANSTORESAuchan欧尚超市消防系统设计规范DESIGNSPECIFICATIONOFFIREFIGHTINGSYSTEMFORAUCHANSTORESAuchan /39 /39欧尚超市消防系统设计规范DESIGNSPECIFICATIONOFFIREFIGHTINGSYSTEMFORAUCHANSTORESAuchanL44gmmM #/39室内消火栓给水管网,应符合下列要求：Pipesystemof泊ternalfirehydrantshallcomplywithfollowingrequirements:室内消火栓管网应布蒐成环状管网.Pipenetworkofinterna

36、lfirehydrantshallbearrangedinloop.室内消防给水环状管网的进水管不应少于两条，当其中一条进水管发生故障时，其余进水管应能保证全部用水量Thenumberoffeedpipesfortheinternalfirewaterloopnetworkshallnotbelessthan2,incaseoftroubleoccurringinonefeedpipe,theotherscanensureFFSwatersupply.宣内消防环状管网应采用阀门分成若千独立段以便管道检修时使用,阀门常开,并应有明显的启闭标志.Theinternalfirewaterloopne

37、tworkshallbedividedintoseveralsectionsbyvalvesforconvenienceofpipemaintenanceandthevalvesshallbenormallyopenwithobviousopen/closemarks室内消防给水系统应与生活、生产给水系统分开设置Internalfirewatersystemshallbeseparatedfromdomesticandproductionwatersystem.宝:內消火栓给水系统应与自动喷水灭火系统分开设置.Internalfirehydrantsystemshallbeseparatedf

38、romsprinklersystem室内消火栓立管最高处应设置自动排气阀,Automaticventvalveshallbeinstalledatthehighestpositionofinternalfirehydrantstandpipe参考系统图(参见附件一)/ReferenceSystemDiagram(RefertoAnnex01)3自动喷水灭火系统/FIRESPRINKLERSYSTEM一般规定/GeneralRequirement欧尚超市必须设工自动喷水灭火系统.系统设计喷水强度按下表确定:FiresprinklersystemmustbeinstalledinAuchanHyp

39、ermarket,designsprinklingintensityshallcomplywiththetablebelow:区域AREA设计喷水强度DESIGNSPRINKLINGINTENSITY(L/minm2)作用面积PROTECTIONAREA(m2)系统所需流董REQUIREDFLOWRATE(L/s)卖场区/SalesArea816022仓库区(1圾危险堀StorageArea(HazardClass1)1220040仓库区(II级危险级)StorageArea(HazardClassII)1630080店中店区/ShoppingMallArea816022办公区/OfficeA

40、rea616016停车场/CarParkingArea8160223.1.2.自动喷水灭火系统的持续喷水时间，应按火灾延续时间不小于1小时确定。Thecontinuoussprinklingperiodofautomaticfiresprinklersystemshallbedeterminedasperthefirelastingperiodnotlessthan1hour.3.1.3.环境温度不低于4t,且不高于7(TC的场所应采用湿式系统。(如卖场，办公区)Intheplaceswithambienttemperaturebetween4Cto70C,wet-typesystemshal

41、lbeadopted.(suchassalesarea,officearea,etc.)3.1.4.环境温度低于4c,或高于7(TC的场所应采用干式系统。(如地上停车场，冷库等等)Intheplaceswithambienttemperaturelowerthan4Corhigherthan70C,dry-typesystemshallbeadopted.(suchascarparkingarea,coldstoragearea,etc.)3.1.5.在中国中萍、南萍非特别严寒地区,管道保温在冬季可以防止管内水结冰的情况下,可采用湿式系统取代干式系统,但保沒必须良好.Insouthandmid

42、dleChinaareaswheretheambienttemperatureisnotextremelycold,ifpipeinsulationisgoodenoughforpreventingwaterfromfreezinginsidepipes,thewettypesystemcanbeusedinsteadofdrysystem32组件.配件和设施/Assembly,FittingsandFacilities3.2.1.应设有喷淋头、水流指示器、报警阀纽.压力开关、电接点压力表和末端试水装置以及管道和供水设施。Firesprinklersystemshallbecomposedof

43、sprinklerhead,flowdetector,alarmvalve,pressureswitch,electricalpressuregauge,terminaltestingdevice,pipenetworkandwatersupplyfacilities3.2.2.应设有泄水阀、排气阀和排污口.Firesprinklersystemshallhavedrainvalve,ventvalveandblow-downoutlet.3.2.3.干式系统的配水管道应设快速排气阀,且快速排气阀入口前应设电动阀.Fastventvalveshallbeprovidedfordrytypesy

44、stem,andelectrovalveshallbeinstalledaheadoffastventvalve.湿式自动喷水灭火系统/WetTypeSprinklerSystem湿式自动喷水灭火系统一个报警阀控制的喷头数目不得大于800个。Thequantityofsprinklerheadscontrolledbyonealarmvalveinthewet-typesprinklersystemshallnotexceed800.干式自动喷水灭火系统/DryTypeSprinklerSystem3.4.1干式系统一个报警阀控制的喷头数目不得大于500只。Thequantityofsprin

45、klerheadscontrolledbyonealarmvalveshallnotexceed500indrytypesprinklersystem.3.4.2干式系统的配水管道充水时间不应大于1分钟，报警阀后管道容积不得超过3000L。Waterfillingtimefordrysystemshallnotexceed1minute,andthevolumeofpipebehindthealarmvalveshallnotexceed3000L.3.4.3干式系统采用普通噴淋头时只能向上安装.Iftheusualsprinklerheadisusedfordrysystem,thespri

46、nklerheadshallonlybeinstalledupwards.3.4.4干式系统空压机的供气能力应在30分钟内使系统报警阀后管道内的气压达到设计要求。Theairsupplycapacityoftheaircompressorfordrysystemshallensurethattheairpressureinsidepipebehindthesystemalarmvalvemeetthedesignrequirementwithin30minutes.3.4.5干式系统空压机应由系统设置的压力开关控制，启泵压力为系统最小空气压力加0.03MPa.停泵压力为系统最大空气压力减0.0

47、3MPa.,当系统压力低于系统最小空气压力加0.03MPa时，系统低压压力开关应报警Theaircompressorofthedrysystemshallbecontrolledbypressureswitch.Thepumpautomaticallystartsupatapressureequaltotheminimumairpressureofthesystem+0.03MPaandstopswhenthepressureequaltomaximumairpressure一0.03MPa.Incaseofsystempressurelowerthanminimumairpressure+0

48、.03MPa,thelowerpressureswitchshalltransmitalarmsignal.3.4.6干式系统管网应能排尽报警阀后管道内的水Drypipenetworkshallbeabletodrainoutallthewaterinthepipeinstalledbehindthealarmvalve喷头的选择和布置/SprinklerSelectionandLayout喷头选择的一般原则/Generalprincipleofsprinklerselection在无吊顶的场所应采用直立型喷头，在有吊顶的场所喷头应采用下垂型喷头或吊顶型喷头。Theuprightsprinkl

49、ershallbeinstalledintheplaceswithoutsuspendedceiling,andthedownwardsprinklerorsuspended-ceilingtypesprinklershallbeinstalledintheplaceswithsuspendedceiling.干式系统应采用直立型喷头或干式下垂型喷头。Fordrysystem,uprightsprinklerheadorspecialdownwardsprinklerheadshouldbeused.闭式喷头的公称动作温度应高于环境最高温度30t。Theactiontemperatureofs

50、prinklerheadshallbe30Chigherthanthehighestambienttemperature喷头布置的一般原则/Generalprincipleofsprinklerlayout满足喷头的水力特性和布水特性的要求，喷头的布理不应超出其最大保护而积。Thelayoutofsprinklersshallsatisfythehydraulicandwaterdistributioncharacteristicsofthesprinkler,andshallnotexceedtheirmaximumprotectionarea.喷头布置应设在顶板或吊顶下易于接触到火灾热气流

51、并有利于均匀喷洒水童的位置，应防止障碍物屏障热气流和破坏洒水分布Thesprinklersshallbeinstalledundertheceilingorotherlocationswheretheyareeasytocontactwithhotairstreamandtouniformlyspraywater.Anditisnecessarytopreventthebarriersfromblockingthehotairstreamoraffectingthespraydistribution.徐吊頂型喷头及旳顶下安就的喷头外,直立型、下垂型标准喷头,其溅水盘与顶坂的距离,不应小于75m

52、m,且不竝大于150mm.Thedistancebetweensprinklerdeflectorandceilingshallbewithin75mm-150mmforalltheuprightanddownwardstandardsprinklers,excludingthoseofsuspendedceilingtypeandinstalledunderthesuspendedceiling喷头的布置应均匀洒水和满足设计喷水通度的要求。Thelayoutofsprinklersshallbeabletoprovidewell-distributedsprayandmeettherequi

53、rementforwaterspayintensity.喷头的布置应不超出其最大保护面积以及国标规定的喷头最大和最小间距。ThesprinklerlayoutshallcomplywithitsmaximumprotectionareaandtherequirementsformaximumandminimumclearancesspecifiedinrelevantChineseNationalCode.防火卷帘门两侧的喷头布整应按照常规布置加密,喷头间距2.4m.Thesprinklerheadsinstalledbesidefirerollershuttershallbearranged

54、moredenselythanordinarylayoutandthedistancebetween2sprinklerheadsshouldbe2.4m报警阀的选择和布置/AlarmValveSelectionandLayout欧尚超市的自动喷水灭火系统必须设M报警阀组且设置在水泵房内.ThealarmvalvemustbeinstalledatpumproomforsprinklersystemofAuchanHypermarket.当配水支管同时安装上喷头和下喷头时，应只将数量较多一侧的喷头计入报警阀纽控制的喷头总数。Whenbothupwardsprinkleranddownwards

55、prinklerareinstalledonthebranchpipe,onlythesprinklersatthesidewithlargerquantityshallbecalculatedintothetotalquantityofsprinklerscontrolledbythealarmvalves.3.6.3.不同功能区域的自动喷水灭火系统应采用各自独立的报警阀。Separatealarmvalvesshallbeinstalledfordifferentfunctionarea.3.64为便于报警阀的日常维护和检修，报警阀的正面应留有1.2m的距离，侧面应有0.6m的间距，报警阀

56、的附近应有排水管。Tomaintainandinspectthealarmvalves,thereshallbereserved1.2mspaceinthefrontofalarmvalveand0.6mclearaneebesidealarmvalve.Thedrainagepipeshallbeprovidedneartoalarmvalve.3.6.5.任何报警阀进水管须设叠控制阀。干式系统报警阀出水管也应设掘控制阀Thecontrolvalvemustbeinstalledinalltheinletpipeofalarmvalveandalsoinoutletpipefordrysys

57、tem.3.6.6.与报警阀连接的水力警铃工作压力不应小于0.05MPa,连接管道管径应为DN20,且总长不应大于20m,Theworkingpressureforthebellconnectedtoalarmvalveshallnotbelessthan0.05Mpa.theconnectionpipeshallbeDN20andthetotallengthshallnotexceed20m水流指示器的选择和布置/FlowDetectorSelectionandLayout报警阀保护超过一个防火分区时，每个区域应设掘水流指示器，以便指示和区别着火部位。当报警阀仅保护同一层的一个区域时，可设一

58、个水流指示器。Ifthealarmvalveprotectioncoversmorethanonefirezone,eachfirezoneshallbeprovidedwithflowdetectortoindicateandrecognizethefirelocation.Ifthealarmvalveprotectsonlyonezoneonafloor,onlyoneflowdetectorisneeded水流指示器入口前应设蒐控制阀且必须为信号阀.Thecontrolvalvemustbeinstalledaheadofflowdetectoranditmustbeasignalva

59、lve.水流指示器的安装前后应有管径3倍的直线段距离，且应在便于检修的地点.Thereshallbeastraightsection3timesthepipediameterinfrontofandbehindtheflowdetectorinstalled,facilitatingmaintenance.为保护水流指示器和系统顺利排气，系统充水时应小流量缓慢充水。Toprotecttheflowdetectorandensuresystemvent,itisnecessarytofillwater泊sidepipenetworkslowly.38末端试水装置/TerminalTestingD

60、evice末端放水装辰应设置在便于堆护、检测的位置,放水阀门安装高度不应超过20m.且必需接至排水管网或宝外,如下图所示:Terminaldischargingdeviceshallbelocatedatthepositionaccessibleformaintenanceandtest,thedischargingvalveshallbeinstalledintheheightlessthan2.0maboveground.Drainagepipemustbeinstalledtothedrainagenetworkoroutdoor.Refertothediagrambelow:/3.9.