IEC 60704-2-13 Edition 1.2-2008 家用和类似用途电器.气载噪声的测定用试验规则.第2-13部分:炉罩的特殊要求

作者:标准资料网 时间:2024-05-17 20:29:06   浏览:9757   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:Householdandsimilarelectricalappliances-Testcodeforthedeterminationofairborneacousticalnoise-Part2-13:Particularrequirementsforrangehoods
【原文标准名称】:家用和类似用途电器.气载噪声的测定用试验规则.第2-13部分:炉罩的特殊要求
【标准号】:IEC60704-2-13Edition1.2-2008
【标准状态】:作废
【国别】:国际
【发布日期】:2008-07
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC59
【标准类型】:()
【标准水平】:()
【中文主题词】:声学测量;声学测试;声学;空气噪声;发出的空气噪声;蓄电池供电;炉灶通风罩;定义;电器;家用电器;电气设备;电气工程;电气安全;排放;包络面法;外部;风扇;固定件;通风柜橱;家用设备;家用;场所;电力网供电;数学计算;测量;测量条件;空气噪声测量;测量仪器;测量技术;噪声;噪声排放;噪声级;噪声测量;炉罩;混响室法;声级;声压级;声音传播;规范(验收);试验规范;测试
【英文主题词】:Acousticmeasurement;Acoustictesting;Acoustics;Airbornenoise;Airbornenoiseemitted;Batterieoperation;Cookerhoods;Definition;Definitions;Electricappliances;Electrichouseholdappliance;Electrichouseholdappliances;Electricalappliances;Electricalengineering;Electricalhouseholdappliances;Electricalsafety;Emission;Envelopingsurfacemethods;External;Fans;Fixings;Fumecupboards;Householdequipment;Householduse;Locations;Mainspowersupply;Mathematicalcalculations;Measurement;Measurementconditions;Measurementofairbornenoise;Measuringinstruments;Measuringtechniques;Noise;Noiseemissions;Noiselevel;Noisemeasurements;Rangehoods;Reverberationroommethod;Soundlevel;Soundlevels;Soundpressurelevel;Soundpropagation;Specification(approval);Testspecification;Testing
【摘要】:1.1GeneralReplacement:Theseparticularrequirementsapplytoelectricalrangehoods(includingtheiraccessoriesandtheircomponentparts)forhouseholdandsimilaruse.Bysimilaruseisunderstoodtheuseinsimilarconditionsasinhouseholds,forexampleininns,coffee-houses,tea-rooms.Theseparticularrequirementsapplytorangehoodsintendedforfilteringtheairoftheroomorforexhaustingtheairoutoftheroom.Italsoappliestorangehoodswithanexternalfan.Theseparticularrequirementsdonotapplyto:-rangehoodsforindustrialorprofessionalpurposes.Intensimetricmethodforthedeterminationofsoundpowerlevelsshallnotbeusedforthepurposeofverification.1.1.2TypesofnoiseAddition:Themethodisapplicabletoanysourceforwhichaphysicallystationarymeasurementsurfacecanbedefined,andonwhichthenoisegeneratedbythesourceisstationaryintime(asdefinedinClause3),thereforeitisnotsuitableforsourcesofimpulsivenoiseconsistingofshortdurationnoisebursts.Thismethodisnotsuitableifthesourceundertesthassignificantnoiseover6,3kHzinone-third-octavebandcentrefrequenciesandover4kHzinone-octavebandcentrefrequencies.1.1.3SizeofthesourceRep/acement:Thesizeofthenoisesourceisunrestricted.Theextentofthesourceisdefinedbythechoiceofthemeasurementsurface.
【中国标准分类号】:Z32
【国际标准分类号】:17_140_20;97_040_20
【页数】:40P.;A4
【正文语种】:


下载地址: 点击此处下载
基本信息
标准名称:纤维缠绕压力容器制备和内压试验方法
英文名称:Method for preparation and internal pressure testing of filament-wound pressure vessels
中标分类: 建材 >> 建材产品 >> 纤维增强复合材料
ICS分类: 流体系统和通用件 >> 流体存储装置 >> 压力容器、气瓶
替代情况:被GB/T 6058-2005代替
发布部门:国家标准局
发布日期:1985-05-02
实施日期:1986-03-01
首发日期:1985-05-28
作废日期:2005-12-01
归口单位: 中国建筑材料工业协会
起草单位:哈尔滨玻璃钢研究所
出版日期:1900-01-01
页数:平装16开, 页数:11, 字数:12500
适用范围

本标准用于制备具有规定几何形状的纤维缠绕压力容器试样,并在规定的条件下,进行内压试验,以确定纤维缠绕压力容器的表观拉伸参数。

前言

没有内容

目录

没有内容

引用标准

没有内容

所属分类: 建材 建材产品 纤维增强复合材料 流体系统和通用件 流体存储装置 压力容器 气瓶
【英文标准名称】:StandardTestMethodforDeterminationofAerosolMonomericandOligomericHexamethyleneDiisocyanate(HDl)inAirwith(Methoxy-2-phenyl-1)Piperazine(MOPIP)intheWorkplace
【原文标准名称】:利用(甲氧基-2-苯基-1)哌嗪(MOPIP)测定工作场所空气中气溶胶单体和低聚二异腈酸己二酯(HDI)的标准试验方法
【标准号】:ASTMD6561-2006
【标准状态】:现行
【国别】:
【发布日期】:2006
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D22.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:气溶胶;空气;测定;二异腈酸己二酯(HDI);哌嗪;试验方法;试验;工作地点
【英文主题词】:airmonitoring;dualfiltersamplingsystem;hexamethylenediisocyanate;high-performanceliquidchromatography;(methoxy-2-phenyl-1)piperazine;samplingandanalysis;workplaceatmospheres
【摘要】:HDIismostlyusedinthepreparationofpaints.Forthelasttenyears,theuseofisocyanatesandtheirindustrialneedshavebeeninconstantgrowth.Diisocyanatesandpolyisocyanatesareirritantstoskin,eyes,andmucousmembranes.Theyarerecognizedtocauserespiratoryallergicsensitization,asthmaticbronchitis,andacuterespiratoryintoxication(3-6).TheAmericanConferenceofGovernmentalIndustrialHygienists(ACGIH)hasadoptedathresholdlimitvalue-timeweightedaverage(TLV-TWA)of0.005ppm(V)or0.034mg/m3formonomericHDI(7).TheOccupationalSafetyx0026;HealthAdministrationoftheU.S.DepartmentofLabor(OSHA)hasnotlistedapermissibleexposurelimit(PEL)forHDI(8).DuetoitslowLODandlowrequiredvolume(15L),thistestmethodiswellsuitedformonitoringofrespiratoryandotherproblemsrelatedtodiisocyanatesandpolyisocyanates.Itsshortsamplingtimesarecompatiblewiththedurationofmanyindustrialprocesses,anditslowdetectionlimitwiththeconcentrationsoftenfoundintheworkingarea.1.1Thistestmethodcoversthedeterminationofaerosolhexamethylenediisocyanate(HDI)inairsamplescollectedfromworkplaceandambientatmospheres.Themethoddescribedinthistestmethodcollectsseparatefractions.Onefractionwillbedominatedbyvapor,andtheotherfractionwillbedominatedbyaerosol.Itisnotknownatthepresenttimewhetherthisrepresentsaperfectseparationofvaporandaerosol,andinanycase,therearenotseparateexposurestandardsforvaporandaerosol.Therefore,incomparingtheresultsforisocyanateagainstastandard,resultsfromthetwofractionsshouldbecombinedtogiveasingletotalvalue.Thereasonforsplittingthesampleintotwofractionsistoincreaseanalyticsensitivityforthevaporfractionandalsotogivethehygienistorventilationengineersomeinformationconcerningthelikelystateoftheisocyanatespecies.Theanalysesofthetwofractionsaredifferent,andareprovidedinseparate,linked,standardstoavoidconfusion.Thistestmethodisprincipallyusedtodetermineshorttermexposure(15min)ofHDIinworkplaceenvironmentsforpersonalmonitoringorinambientair.Theanalysisofthevaporfractionisperformedseparately,asdescribedinTestMethodD6562.1.2Differentialairsamplingisperformedwithasegregatingdevice.Theaerosolfractioniscollectedonapolytetrafluoroethylene(PTFE)filter.1.3Immediatelyaftersampling,thePTFEfilteristransferredintoajarcontaininga(methoxy-2phenyl-1)piperazine(MOPIP)solutionintoluene.1.4Theanalysisoftheaerosolfractionisperformedbyusingahighperformanceliquidchromatograph(HPLC)equippedwithanultraviolet(UV)detector.Therangeofapplicationofthetestmethodhasbeenvalidatedfrom0.052to1.04gofmonomericHDI/mL,whichcorresponds,basedona15Lairsample,toconcentrationsfrom0.004to0.070mg/m3ofHDI.Thoseconcentrationscorrespondtoarangeofaerosolphaseconcentrationsfrom0.5ppb(V)to10ppb(V)andcovertheestablishedthresholdlimitvalve(TLV)valueof5ppb(V).1.5ThequantificationlimitforthemonomericHDIis0.041gpermL,whichcorrespondsto0.003mg/m3fora15Lsampledairvolume.ThisvalueisequivalenttotentimesthestandarddeviationobtainedfromtenmeasurementscarriedoutonastandardsolutionincontactwiththePTFEfilterwhoseconcentrationof0.1g/mLisclosetotheexpecteddetectionlimit.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesaf......
【中国标准分类号】:Z15
【国际标准分类号】:13_040_30
【页数】:5P.;A4
【正文语种】: