IEC 60601-2-22-1992 医疗电气设备.第2部分:诊断和治疗用激光设备安全的特殊要求
时间:2024-05-12 06:18:16 来源: 标准资料网 作者：标准资料网 阅读：9445
【英文标准名称】:Medicalelectricalequipment;part2:particularrequirementsforthesafetyofdiagnosticandtherapeuticlaserequipment
【原文标准名称】:医疗电气设备.第2部分:诊断和治疗用激光设备安全的特殊要求
【标准号】:IEC60601-2-22-1992
【标准状态】:作废
【国别】:国际
【发布日期】:1992-05
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/TC76
【标准类型】:()
【标准水平】:()
【中文主题词】:规范(审批);电气工程;诊断设备;医疗技术学;电医学;激光设备;安全要求;治疗设备;电气安全;医用电气设备;医疗设备
【英文主题词】:
【摘要】:
【中国标准分类号】:C41;C39
【国际标准分类号】:0750
【页数】:43P;A4
【正文语种】:英语
【英文标准名称】:ULStandardforSafetyforFireplaceAccessories
【原文标准名称】:UL安全标准.壁炉附件
【标准号】:UL907BULLETIN-2007
【标准状态】:现行
【国别】:美国
【发布日期】:2007-09-17
【实施或试行日期】:
【发布单位】:美国保险商实验所(US-UL)
【起草单位】:UL
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Thefollowingchangesinrequirementsarebeingproposed:1.Referencestooutsidedocuments.2.Miscellaneousrevisionsincluding:DeletionofScopeparagraphaddressingneworunusualconstructions,Undatedreferences,ChangeofreferencefromNFPA97toNFPA211,Removalof"natural"fromtheterm"naturalgray",CorrectiontothereferencetoMC96.1,Changesinwiresizedesignationterminology,ChangeofreferencefromUL486AtoUL486A-486B,andAdditionofreferencetoUL61058.
【中国标准分类号】:Q83
【国际标准分类号】:97_100_30
【页数】:
【正文语种】:英语
【英文标准名称】:StandardGuideforOnlineMonitoringofCorrosioninPlantEquipment(ElectricalandElectrochemicalMethods)
【原文标准名称】:工厂设备中腐蚀性的在监视的标准指南(电化学方法)
【标准号】:ASTMG96-1990(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1990
【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】:G01.11
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:corrosionmonitoringinplantequipment;electricalresistancemethodofcorrosionmeasurement;onlinecorrosionmonitoring;polarizationresistancemethodofcorrosionmeasurement
【摘要】:Generalcorrosionischaracterizedbyareasofgreaterorlesserattack,throughouttheplant,ataparticularlocation,orevenonaparticularprobe.Therefore,theestimationofcorrosionrateaswithmasslosscouponsinvolvesanaveragingacrossthesurfaceoftheprobe.Allowancemustbemadeforthefactthatareasofgreaterorlesserpenetrationusuallyexistonthesurface.Visualinspectionoftheprobeelement,coupon,orelectrodeisrequiredtodeterminethedegreeofinterferenceinthemeasurementcausedbysuchvariability.Thisvariabilityislesscriticalwhererelativechangesincorrosionratearetobedetected.BothelectricaltestmethodsdescribedinthisguideprovideatechniquefordeterminingcorrosionrateswithouttheneedtophysicallyenterthesystemtowithdrawcouponsasrequiredbythemethodsdescribedinGuideG4.TestMethodBhastheadditionaladvantageofprovidingcorrosionratemeasurementwithinminutes.Thesetechniquesareusefulinsystemswhereprocessupsetsorotherproblemscancreatecorrosiveconditions.Anearlywarningofcorrosiveattackcanpermitremedialactionbeforesignificantdamageoccurstoprocessequipment.Thesetechniquesarealsousefulwhereinhibitoradditionsareusedtocontrolthecorrosionofequipment.Theindicationofanincreasingcorrosionratecanbeusedtosignaltheneedforadditionalinhibitor.Controlofcorrosioninprocessequipmentrequiresaknowledgeoftherateofattackonanongoingbasis.Thesetestmethodscanbeusedtoprovidesuchinformationindigitalformateasilytransferredtocomputersforanalysis.TESTMETHODAx2014;ELECTRICALRESISTANCE(1-6)4Top1.1Thisguidecoverstheprocedureforconductingonlinecorrosionmonitoringofmetalsinplantequipmentunderoperatingconditionsbytheuseofelectricalorelectrochemicalmethods.Withinthelimitationsdescribed,thesetestmethodscanbeusedtodeterminecumulativemetallossorinstantaneouscorrosionrate,intermittentlyoronacontinuousbasis,withoutremovalofthemonitoringprobesfromtheplant.1.2Thefollowingtestmethodsareincluded:TestMethodAforelectricalresistance,andTestMethodBforpolarizationresistance.1.2.1TestMethodAprovidesinformationoncumulativemetalloss,andcorrosionrateisinferred.ThistestmethodrespondstotheremainingmetalthicknessexceptasdescribedinSection.1.2.2TestMethodBisbasedonelectrochemicalmeasurementsfordeterminationofinstantaneouscorrosionratebutmayrequirecalibrationwithothertechniquestoobtaintruecorrosionrates.Itsprimaryvalueistherapiddetectionofchangesinthecorrosionratethatmaybeindicativeofundesirablechangesintheprocessenvironment.1.3ThevaluesstatedinSIunitsaretobeconsideredstandard.Thevaluesinparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Specificprecautionarystatementsaregivenin5.6.
【中国标准分类号】:A29
【国际标准分类号】:77_060
【页数】:10P.;A4
【正文语种】:英语