BS EN 60601-2-37-2008 医疗电气设备.超声波医疗诊断和监测设备基本安全和重要性能的特殊要求

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【英文标准名称】:Medicalelectricalequipment-Particularrequirementsforthebasicsafetyandessentialperformanceofultrasonicmedicaldiagnosticandmonitoringequipment
【原文标准名称】:医疗电气设备.超声波医疗诊断和监测设备基本安全和重要性能的特殊要求
【标准号】:BSEN60601-2-37-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2008-07-31
【实施或试行日期】:2008-07-31
【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】:诊断设备;电器;电气工程;医用电气设备;医用电子学;医疗设备;医学科学;医疗技术学;性能要求;辐射防护;辐射学;安全;规范(验收);监督(认可);超声波装置
【英文主题词】:Diagnosticequipment;Electricappliances;Electricalengineering;Electricalmedicalequipment;Medicalelectronics;Medicalequipment;Medicalsciences;Medicaltechnology;Performancerequirements;Radiationprotection;Radiology;Safety;Specification(approval);Surveillance(approval);Ultrasonicdevices
【摘要】:
【中国标准分类号】:C41
【国际标准分类号】:11_040_55
【页数】:46P;A4
【正文语种】:英语


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【英文标准名称】:StandardTestMethodforLaboratoryMeasurementofAirborneTransmissionLossofBuildingPartitionsandElementsUsingSoundIntensity
【原文标准名称】:用声音强度进行建筑物分区和单元空气传播损耗实验室测量的标准试验方法
【标准号】:ASTME2249-2002
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:E33.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:roofs;panels;buildingindustry;floor;floor-ceiling;doors
【摘要】:ThistestmethodcanbeusedtoobtainanestimatethetransmissionlossofbuildingelementsinalaboratorysettingwherethesourceroomandthespecimenmountingconditionssatisfytherequirementsofTestMethodE90.Theacceptabilityofthereceivingroomwillbedeterminedbyasetoffieldindicatorsthatdefinethequalityandaccuracyoftheintensityestimate.Byappropriatelyconstructingthesurfaceoverwhichtheintensityismeasureditispossibletoselectivelyexcludetheinfluenceofsoundenergypathsincludingtheeffectsfromjoints,gapsaswellasflankingsoundpaths.ThismethodmaybeparticularlyusefulwhenaccuratemeasurementsofapartitioncannotbemadeinanTestMethodE90facilitybecausethepartitionsoundinsulationislimitedbyflankingtransmissioninvolvingfacilitysourceandreceiverroomsurfaces,(forexample,thepathfromthesourceroomfloortothereceiverroomfloorviatheisolatorsandtheslabsupportingthetwo).AnnexA3discussesthisindetail.Thediscretepointmethodallowsthemappingoftheradiatedsoundintensitywhichcanbeusedtoidentifydefectsoruniquefeatures(2)ofthepartition.Currentresearchreportedintheliteratureindicatethatthereexistsabiasbetweenmeasuresoftransmissionlossobtainedusingtheintensitytechniqueandthoseobtainedusingtheconventionaltworoomreverberationtechnique(forexample,TestMethodE90,(3)and(4)).AppendixEprovidesestimatesofthebiasthatmightbeexpected.Despitethepresenceofabias,nocorrectionsaretobeappliedtothemeasureddataobtainedbythistestmethod.1.1Thistestmethodcoversthemeasurementofairbornesoundtransmissionlossofbuildingpartitionssuchaswallsofallkinds,operablepartitions,floor-ceilingassemblies,doors,windows,roofs,panelsandotherspace-dividingbuildingelements.Itmayalsobehaveapplicationsinsectorsotherthanthebuildingindustry,althoughthesearebeyondthescope.1.2Thistestmethodmaybeusedtorevealthesoundradiationcharacteristicsofapartitionorportionthereof.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Note18212;ThemethodformeasuringthesoundintensityradiatedbythebuildingelementundertestdefinedbythisASTMstandardmeetsorexceedsthoseofISO15186-1.SpecialconsiderationwillhavetobegiventorequirementsforthesourceroomandspecimenmountingifcompliancewithISO15186-1isalsodesiredastheydifferfromthoseofthisstandard.
【中国标准分类号】:
【国际标准分类号】:91_120_20
【页数】:15P.;A4
【正文语种】:


基本信息
标准名称:不抬式端齿分度台
中标分类: 机械 >> 工艺装备 >> 组合卡具
替代情况:HB 1664-83
发布日期:1987-04-08
实施日期:1987-07-01
首发日期:1900-01-01
作废日期:1900-01-01
出版日期:1900-01-01
页数:4页
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所属分类: 机械 工艺装备 组合卡具