BS 6404 Pt.1-1984 磁性材料.第1部分:分级

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【英文标准名称】:Magneticmaterials.Classification
【原文标准名称】:磁性材料.第1部分:分级
【标准号】:BS6404Pt.1-1984
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】:


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【英文标准名称】:Windturbinegeneratorsystems-Acousticnoisemeasurementtechniques
【原文标准名称】:风力涡轮发电机系统.噪音测量技术
【标准号】:BSEN61400-11-2003
【标准状态】:现行
【国别】:英国
【发布日期】:2003-08-08
【实施或试行日期】:2003-08-08
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:风能;噪声辐射;定义;评定;声学;声级;风力涡轮机;噪声(环境的);风力电站;声音传播;风向;风速;发电机;空气噪声;测量技术;测量;噪声控制;声学测量
【英文主题词】:
【摘要】:ThispartofIEC61400presentsmeasurementproceduresthatenablenoiseemissionsofawindturbinetobecharacterised.Thisinvolvesusingmeasurementmethodsappropriatetonoiseemissionassessmentatlocationsclosetothemachine,inordertoavoiderrorsduetosoundpropagation,butfarenoughawaytoallowforthefinitesourcesize.Theproceduresdescribedaredifferentinsomerespectsfromthosethatwouldbeadoptedfornoiseassessmentincommunitynoisestudies.Theyareintendedtofacilitatecharacterisationofwindturbinenoisewithrespecttoarangeofwindspeedsanddirections.Standardisationofmeasurementprocedureswillalsofacilitatecomparisonsbetweendifferentwindturbines.Theprocedurespresentmethodologiesthatwillenablethenoiseemissionsofasinglewindturbinetobecharacterisedinaconsistentandaccuratemanner.Theseproceduresincludethefollowing:·locationofacousticmeasurementpositions;·requirementsfortheacquisitionofacoustic,meteorological,andassociatedwindturbineoperationaldata;·analysisofthedataobtainedandthecontentforthedatareport;and·definitionofspecificacousticemissionparameters,andassociateddescriptorswhichareusedformakingenvironmentalassessments.Thestandardisnotrestrictedtowindturbinesofaparticularsizeortype.Theproceduresdescribedinthisstandardallowforthethoroughdescriptionofthenoiseemissionfromawindturbine.If,insomecases,lesscomprehensivemeasurementsareneeded,suchmeasure-mentsaremadeaccordingtotherelevantpartsofthisstandard.
【中国标准分类号】:F11
【国际标准分类号】:27_180
【页数】:48P;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodfor45-degSpecularGlossofCeramicMaterials
【原文标准名称】:陶瓷材料制45度镜面光泽度的试验方法
【标准号】:ASTMC346-1987(2004)e1
【标准状态】:现行
【国别】:
【发布日期】:1987
【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】:B08.12
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:材料;光泽度(表面);陶瓷;覆层;试验
【英文主题词】:ceramicmaterials-glazed;glasscoating;porcelainenamel;speculargloss
【摘要】:Thistestmethodmaybeusedtocomparetheglossofporcelainenamel,ceramic,andotherfinishesortoprovideacomparisonoftheirresistancetoattackfromacid,alkali,orotherenvironmentalfactorsbymeasurementofglossloss.1.1Thistestmethodcoversthedeterminationofthespecularglossofporcelainenameledspecimens,butmaybeapplicabletootherspecimenshavingsimilarreflectioncharacteristics.Thistestmethodmaybeusedtocomparetheglossofporcelainenameledspecimensortoprovideanindexofacidorabrasionresistancebymeasurementofglossloss.Note1Specularglossisoneofseveralrelatedappearanceattributesthatproducethesensationofglossiness.Forthisreason,specularglossmeasurementsmaynotalwayscorrelatewellwithvisualrankingsofglossiness.Note2Improvedcorrelationswithvisualjudgmentscansometimesbeachievedbytheuseofinstrumentswithdifferentgeometriesthanthosespecifiedherein.RefertoTestMethodD523for20,60,and85-deggeometries.Valuesgenerallycannotbepredicatedforonegeometryfrommeasurementsmadewithanother.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q30
【国际标准分类号】:81_060_20
【页数】:3P.;A4
【正文语种】: