ISO 3382-1-2009 声学.室内声学参数测量.第1部分:演出空间
时间:2024-05-10 20:09:41 来源: 标准资料网 作者：标准资料网 阅读：8807
【英文标准名称】:Acoustics-Measurementofroomacousticparameters-Part1:Performancespaces
【原文标准名称】:声学.室内声学参数测量.第1部分:演出空间
【标准号】:ISO3382-1-2009
【标准状态】:现行
【国别】:国际
【发布日期】:2009-06
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC43
【标准类型】:()
【标准水平】:()
【中文主题词】:声学的;声学测量;声学试验;声学;聚会设施;装配室;音乐堂;建筑声学;公共建筑物;检测点;音乐厅;建筑;定义;测定;数字的;解释;材料试验;测量;测量条件;测量频率;测量不确定度;测量技术;计量学;噪声降低;参数;性能;特性;混响;混响室法;混响室;混响时间;声源;规范(验收);状态;夯实;试验报告;测试;剧场;时间;振动工程
【英文主题词】:Acoustic;Acousticmeasurement;Acoustictesting;Acoustics;Assemblyfacilities;Assemblyroom;Auditoria;Buildingacoustics;Buildingsopentothepublic;Checkpoint;Concerthalls;Construction;Definitions;Determination;Digital;Interpretations;Materialstesting;Measurement;Measurementconditions;Measuringfrequencies;Measuringincertainity;Measuringtechniques;Metrology;Noisereduction;Parameters;Performance;Properties;Publicbuildings;Reverberation;Reverberationroommethod;Reverberationrooms;Reverberationtime;Soundsources;Specification(approval);Status;Tamping;Testreports;Testing;Theatres;Time;Vibrationengineering
【摘要】:
【中国标准分类号】:Z32
【国际标准分类号】:91_120_20
【页数】:26P;A4
【正文语种】:英语
【英文标准名称】:Connectorsetsandinterconnectcomponentstobeusedinopticalfibrecommunicationsystems-Productspecifications-TypeSC-RJterminatedonIEC60793-2categoryB1.1singlemodefibre
【原文标准名称】:光纤通信系统中使用的连接器装置和互连组件.产品规范.端接于IEC60793-2B1.1类单模光纤上的SC-RJ型
【标准号】:BSEN50377-6-2-2004
【标准状态】:作废
【国别】:英国
【发布日期】:2004-08-05
【实施或试行日期】:2004-08-05
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:数据传送;型式;电子工程;连接;环境承受能力;规范(验收);紧固件;质量保证;试验;插头;工作性能;产品规范;适配器;机械性能;电子设备及元件;尺寸;数据传输设备;产品标准;性能要求;电气工程;多模纤维;光学特性;颜色;电插头;单模纤维;可置换性;通信系统;数据连接系统;作标记;光纤;玻璃纤维电缆;光波导
【英文主题词】:Adapters;Colour;Communicationsystems;Connections;Datalinksystem;Datatransfer;Datatransmissionequipment;Dimensions;Electricplugs;Electricalengineering;Electronicengineering;Electronicequipmentandcomponents;Environmentalsustainability;Fasteners;Fibreoptics;Glassfibrecables;Marking;Mechanicalproperties;Monomodefibres;Multimodefibres;Opticalproperties;Opticalwaveguides;Performanceinservice;Performancerequirements;Plugs;Productspecifications;Productstandards;Qualityassurance;Replaceability;Specification(approval);Testing;Types
【摘要】:1ProductdefinitionThisEuropeanStandardcontainstheinitial,startoflifedimensional,optical,mechanicalandenvironmentalperformancerequirementswhichterminatedandassembledsingle-moderesilientalignmentsleeveSC-RJconnectorset(plug/adaptor/plug)mustmeetinorderforittobecategorisedasanENstandardproduct.Productmarkingdetailsaregivenin3.5.2IntermateabilityAlthoughallproductsconformingtotherequirementsofthisspecificationwillintermate,theresultinglevelofrandomattenuationperformancewillonlybeensuredinaccordancewithTable1.Theintentionisthatthiswillbetrueirrespectiveofthemanufacturingsource(s)oftheproduct.Inallcases,theintermatingofplugvariantshavingdifferentattenuationgradeswillresultinanuncertainlevelofrandomattenuationperformance.Similarly,whenintermatingplugvariantshavingdifferentreturnlossclasses,theresultinglevelofreturnlosscannotbeassuredtobeanybetterthantheworstreturnlossclass.AsimplexSCplugcanbeconnectedintheSC-RJadaptorwithoutdegradingitslevelofperformance.3OperatingenvironmentThetestsselectedcombinedwiththeseveritiesanddurationsarerepresentativeofanexternalweatherprotectedenvironmentdefinedbya)EN61753-2-1CategoryU-Uncontrolledenvironment,andb)ES200671ExternalweatherprotectedenvironmentdefinedbyETS300019series,class3.3,3.4and3.5.4ReliabilityWhilsttheanticipatedservicelifeexpectancyoftheproductinthisenvironmentis20years,compliancewiththisspecificationdoesnotguaranteethereliabilityoftheproduct.Thisshouldbepredictedusingarecognisedreliabilityassessmentprogramme.5QualityassuranceCompliancewiththisspecificationdoesnotguaranteethemanufacturingconsistencyoftheproduct.Thisshouldbemaintainedusingarecognisedqualityassuranceprogramme.
【中国标准分类号】:L23
【国际标准分类号】:33_180_20
【页数】:34P.;A4
【正文语种】:英语
【英文标准名称】:Industrialfans-Determinationoffansoundpowerlevelsunderstandardizedlaboratoryconditions-Envelopingsurfacemethod
【原文标准名称】:工业风扇.标准实验室条件下风扇声功率级的测定.包络面法
【标准号】:BSISO13347-3-2004
【标准状态】:作废
【国别】:英国
【发布日期】:2004-08-25
【实施或试行日期】:2004-08-25
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:空调系统;声压;声级;声压级;风扇;测量技术;噪声测量;包络面法;空气噪声;消声器;声学测量;实验室试验;通风机;声学性质和声学现象;工业设施
【英文主题词】:Acousticmeasurement;Acousticpropertiesandphenomena;Airbornenoise;Air-conditioningsystems;Envelopingsurfacemethods;Fans;Industrialfacilities;Laboratorytesting;Measuringtechniques;Noisemeasurements;Silencers;Soundlevel;Soundpressure;Soundpressurelevel;Ventilators
【摘要】:ThispartofISO13347appliestoindustrialfansasdefinedinISO5801andISO13349.Itislimitedtothedeterminationofairbornesoundemissionforthespecifiedset-ups.Vibrationisnotmeasured,noristhesensitivityofairbornesoundemissiontovibrationeffectsdetermined.ThesizesoffanwhichcanbetestedinaccordancewiththispartofISO13347arelimitedonlybythepracticalaspectsofthetestset-up.Dimensionallimitations,testfandimensions,andairperformancewillcontroltheroomsize,powerandmountingrequirementsforthetestfan.(SmallfansmaybetestedaccordingtothispartofISO13347ortoISO10302,accordingtousage).ThetestarrangementsinthispartofISO13347establishthelaboratoryconditionsnecessaryforasuccessfultest.RarelywillitbepossibletomeettheserequirementsinsituandthispartofISO13347isnotintendedforfieldmeasurements.Intendingusersareremindedthat,inthesesituations,theremaywellbeadditionalacousticsystemeffectswhereinletandoutletconditionsatthefanarelessthanideal.Theenvelopingsurfacemethodsmaybeusedforthedeterminationofopeninletand/oropenoutletsoundpowerleveloffansforthestandardizedinstallationtypesgivenin3.1.Anestimation(withincreaseduncertainty)ofductedsoundpowerforfanstoosmall,orotherwiseinconvenient,fortestingbythein-ductmethoddescribedinISO5136mayalsobeobtainedbytheadditionofendreflectioncorrections(seeAnnexCofISO13347-1:2004).
【中国标准分类号】:P48
【国际标准分类号】:17_140_20;23_120
【页数】:30P;A4
【正文语种】:英语