您好,欢迎访问三七文档
当前位置:首页 > 机械/制造/汽车 > 汽车理论 > 国内外汽车电磁兼容技术标准介绍
为搞好山东省交通科学研究所研发基地项目的结算审计工作,我跟踪审计部特针对本项目作如下要求,请各施工单位、供货单位遵照执行:andperformancetestcopiesoftherecord.Ifnecessary,reviewshouldbecarriedout;4)forspringhangers(includedsimplespring,hangersandconstantsupporthangers)itshouldalsoberecognizedassettingandlockingofloads.5)checkthesurfacequality,foldedlayeringandwithoutcracks,rustandotherdefects.5)aftercompletionofthetestandcontroldrawingnumberonebyone,byseriesbaled.Coloralloysteelparts,thepartsmarkinginstallationlocationandrotationaboutthedirectionyouwant.7.3.14.hangersinstallation7.3.14.1hangerlayouta.acleardesignofhangershouldbeinstalledstrictlyinaccordancewiththedrawingsanddesignsshallnotbeinstalledwrong,missing,etc.B.ownarrangementofpipingsupportandhangersetandselectionshouldbebasedoncomprehensiveanalysisofgenerallayoutofpipingsystems;coldinstallationofsteampipewithparticularattentionreservedforcompensationofthermalexpansiondisplacementandorientation.C.supportsystemsshouldberationaltowithstandpipeloads,staticloadandincidentalload;reasonablepipingdisplacement;guaranteedundervariousconditions,stressarewithintheallowedrange.Strength,stiffness,andmeetrequirementstopreventvibrationandsoothingwater,withoutaffectingtheadjacentequipmentmaintenanceandotherpipinginstallationandexpansion.D.equipmentconnectedtotheinterfacetomeetpipelinethrust(torque)limitrequirements;increasethestabilityofpipingsystemstopreventpipeline...Tubewallthickness(mm)2-34-67-10weldformnoslopemouthweldstrengtheningheighth(mm)1-1.51.5-2weldwidthb(mm)5-67-6hasslopemouthweldstrengtheningheighth(mm)1.5-22weldwidthb(mm)coverhadeachedgeslopemouthabout2mmargonarcweldingweldstrengtheningsurfaceheightandwidthtubewallthickness(mm)2--33--45--6weldformweldstrengtheningheighth(mm)1-1.51.5-22-2.5widthb(mm)国内外汽车电磁兼容技术标准介绍作者:庄盛编译近年来,日益繁多的电子产品广泛应用在汽车上,并逐渐形成汽车电子技术。汽车电子技术的应用程度已成为提高汽车技术水平的重要标志,各种电子电器产品已占汽车总成本30%,甚至更多,而且这种趋势还在不断的发展。在这样的形势下,便派生出一门新兴技术——汽车电磁兼容技术。汽车电磁兼容技术涉及整车对外的辐射干扰防治,车内的传导、耦合、辐射干扰的防治技术,汽车电子部件的抗干扰技术,整车的抗辐射干扰技术,各种电子电器部件的相互兼容技术,整车与环境电磁兼容技术等诸多方面的内容。汽车电磁兼容技术的定义汽车电磁兼容技术的定义:车辆或零部件或独立技术单元在其电磁环境中能令人满意的工作,又不对该环境中任何事物造成不应有的电磁干扰的能力。即在汽车及其周围的空间中,在一定的时间内(运行的时间),在可用的频谱资源条件下,汽车本身及其周围的用电设备可以共存不致引起降级。国内外汽车电磁兼容技术的标准化汽车上的电子电器设备所产生的电磁干扰会给汽车本身装备的电子控制系统及其它电子产品的正常工作带来不利影响。因此,要保证诸如ABC、发动机燃油电子控制等系统和其它电子设备的正常可靠工作,就必须重视对电磁兼容技术的研究和设计。汽车技术比较先进的国家都十分重视对汽车电磁兼容技术的研究,纷纷制定了相应法规和标准;各大汽车生产商则投入资金建立相应的汽车电磁兼容技术研究中心,对其整车执行测试认可,对汽车电子产品零部件的批量生产进行检查,分析事故的赔偿责任,对整车电磁环境的测试进行分析和描述,从而提出整车电气系统和汽车电子产品的电磁兼容性设计的技术要求。我国汽车电磁兼容技术的研究起步较晚,相关标准还不够完善,同先进国家相比差距还是比较大的。目前,国内相对实力较强的几大汽车厂家都已经认识到电磁兼容技术的重要性,已为搞好山东省交通科学研究所研发基地项目的结算审计工作,我跟踪审计部特针对本项目作如下要求,请各施工单位、供货单位遵照执行:andperformancetestcopiesoftherecord.Ifnecessary,reviewshouldbecarriedout;4)forspringhangers(includedsimplespring,hangersandconstantsupporthangers)itshouldalsoberecognizedassettingandlockingofloads.5)checkthesurfacequality,foldedlayeringandwithoutcracks,rustandotherdefects.5)aftercompletionofthetestandcontroldrawingnumberonebyone,byseriesbaled.Coloralloysteelparts,thepartsmarkinginstallationlocationandrotationaboutthedirectionyouwant.7.3.14.hangersinstallation7.3.14.1hangerlayouta.acleardesignofhangershouldbeinstalledstrictlyinaccordancewiththedrawingsanddesignsshallnotbeinstalledwrong,missing,etc.B.ownarrangementofpipingsupportandhangersetandselectionshouldbebasedoncomprehensiveanalysisofgenerallayoutofpipingsystems;coldinstallationofsteampipewithparticularattentionreservedforcompensationofthermalexpansiondisplacementandorientation.C.supportsystemsshouldberationaltowithstandpipeloads,staticloadandincidentalload;reasonablepipingdisplacement;guaranteedundervariousconditions,stressarewithintheallowedrange.Strength,stiffness,andmeetrequirementstopreventvibrationandsoothingwater,withoutaffectingtheadjacentequipmentmaintenanceandotherpipinginstallationandexpansion.D.equipmentconnectedtotheinterfacetomeetpipelinethrust(torque)limitrequirements;increasethestabilityofpipingsystemstopreventpipeline...Tubewallthickness(mm)2-34-67-10weldformnoslopemouthweldstrengtheningheighth(mm)1-1.51.5-2weldwidthb(mm)5-67-6hasslopemouthweldstrengtheningheighth(mm)1.5-22weldwidthb(mm)coverhadeachedgeslopemouthabout2mmargonarcweldingweldstrengtheningsurfaceheightandwidthtubewallthickness(mm)2--33--45--6weldformweldstrengtheningheighth(mm)1-1.51.5-22-2.5widthb(mm)开展这方面的研究。下面列举国内外相关汽车电磁兼容技术的主要标准。表1:国内汽车电磁兼容技术相关标准资料来源:《中国汽车工业年鉴》,中国标准服务网,ISTIS收集整理表2:国外汽车电磁兼容技术相关标准标准协会标准号标准名称汽车电磁兼容国际标准ISO11451道路车辆——窄带辐射电磁能量所产生的电气干扰——整车测试法(Roadvehicles—Electricaldisturbancesbynarrowbandradiatedelectromagneticenergy—Vehicletestmethods)ISO11452道路车辆——窄带辐射电磁能量所产生的电气干扰——零部件测试法(RoadISOvehicles—Electricaldisturbancesbynarrowbandradiatedelectromagneticenergy—Componenttestmethods)ISO7637道路车辆——由传导和耦合产生的电气干扰(roadvehicles—electricaldisturbancesbyconductionandcoupling)ISOTR1O6O道路车辆——静电放电产生的电气干扰(roadvehicles—electricaldisturbancesfromelectrostaticdischarge)CISPR12车辆、机动船和内燃发动机驱动装置的无线电骚扰特性的限值和测量方法(Vehicles,boats,andinternalcombustionenginedrivendevicesradiodisturbancecharacteristicslimitsandmethodsofmeasurement)CISPR25用于保护用在车辆、机动船和装置上车载接受机的无线电骚扰特性的限值和测量方法(Limitsandmethodsofmeas
本文标题:国内外汽车电磁兼容技术标准介绍
链接地址:https://www.777doc.com/doc-3233010 .html