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ID:33203551
大小:810.87 KB
页数:17页
时间:2019-02-22
《商场火灾报警与控制系统中英文资料外文翻译文献》由会员上传分享,免费在线阅读,更多相关内容在应用文档-天天文库。
1、2016届毕业设计外文文献翻译ArcadeFiredetectionandalarmcontrolsystem商场火灾检测与自动报警控制系统院、部:电气与信息工程学院学生姓名:谢涛指导教师:肖亚斌职称讲师专业:电气工程及其自动化班级:电气本1103班完成时间:2016年6月ArcadeFiredetectionandalarmcontrolsystemAbstractAcompletesystemforfiredetectionandalarmmonitoringhasbeenproposedforcomplexplants.Thesystemusesmultip
2、lesinglechiparchitectureattachedtoapartyline.Thecontrolalgorithmisbasedonatwo-levelhierarchyofdecisionmaking,thusthecomplexityisdistributed.Acompletecircuitdiagramisgivenforthelocalandthecentralstationwithrequirementsforthesoftwarestructure.Thedesigniskeptingeneralformsuchthatitcanbea
3、daptedtoamultitudeofplantconfigurations.Itisparticularlyshownhownewdevelopmentsintechnology,especiallyCMOSsinglechipdevices,areincorporatedinthesystemdesigntoreducethecomplexityoftheoverallhardware,e.g.bydecomposingthesystemsuchthatlowerlevelsofhierarchyareabletohavesomeautonomyindeci
4、sionmaking,andthusamorecomplexdecisionissolvedinasimpledistributedmethod.Indexingterm:Hazards,Design,Plantconditionmonitoring1IntroductionRegulatoryrequirementsformosthighriskplantsandbuildingsmandatetheinstallationoffiredetectionandwarningsystemsforallsensitiveareasoftheplantorthebui
5、lding.Mostfirecodesstatetherequirementformonitoringandcontrolspecificallyrelatedtoatypeofaplantorbuildingsuchaschemicalplants,petroleum,nuclearplants,residentialhigh-risesetc.Ageneralconclusionofthesecodescanbespecifiedasthefollowingrequirements:(a)Thesourceofalldetectorsignalsshouldb
6、eexactlyidentifiablebythecentralstation(b)Anextrapathofcommunicationbetweenthecentralstationandalllocalcontrollers(c)Directmeansofcontrolofalarmandcentralequipmentbythecentralstation(d)Meansofcommunicationbetweenthecentralstationandthefiredepartment(e)Availabilityofemergencypowersuppl
7、y.Thecodesusuallyalsospecifythetypesandfrequencyoftestsforallequipment.Afiredetectionandalarmsystemisacombinationofdevicesdesignedtosignalanalarmincaseofafire.Thesystemmayalsoaccomplishfancontrol,firedoorholdorrelease,elevatorrecall,emergencylightingcontrolandotheremergencyfunctions.T
8、hesea
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