EN 15163-2008 天然石料的开采和加工用机械和设备.安全性.金刚石线状锯的要求
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【英文标准名称】:Machinesandinstallationsfortheexploitationandprocessingofnaturalstone-Safety-Requirementsfordiamondwiresaws;EnglishversionofDINEN15163:2008-09
【原文标准名称】:天然石料的开采和加工用机械和设备.安全性.金刚石线状锯的要求
【标准号】:EN15163-2008
【标准状态】:现行
【国别】:
【发布日期】:2008-09
【实施或试行日期】:2008-09-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:事故预防;建筑;控制装置;切割机;定义;金刚石锯;金刚石刀具;电气保护设备;电磁辐射;紧急切断;危害;备件表;机器;作标记;测量技术;机械卷边连接;机械工程;机械安全;天然石料;噪声测量;操作说明书;切割刀具;便携的;处理;保护设备;保护措施;露天开采;安全要求;锯;使用维修手册;规范(验收);稳定性;抗倾翻稳定性;固定的;石;石制品;石工锯;石雕工艺;倾复;用户信息;工作场所安全
【英文主题词】:Accidentprevention;Construction;Controldevices;Cut-offmachines;Definition;Definitions;Diamondsaws;Diamondtools;Electricalprotectionequipment;Electromagneticradiation;Emergencycut-out;Hazards;Listsforspareparts;Machines;Marking;Measuringtechniques;Mechanicalcrimping;Mechanicalengineering;Mechanicalsafety;Naturalstones;Noisemeasurements;Operationalinstructions;Partingtools;Portable;Processing;Protectiondevices;Protectivemeasures;Quarrying;Safetyrequirements;Saws;Servicemanual;Specification(approval);Stability;Stabilityagainsttilting;Stationary;Stone;Stoneproduction;Stonesaws;Stone-workings;Tip;Userinformation;Workplacesafety
【摘要】:
【中国标准分类号】:D94
【国际标准分类号】:73_120
【页数】:31P.;A4
【正文语种】:英语
【英文标准名称】:Electromechanicalelementaryrelays-Reliability
【原文标准名称】:机电式初等继电器.可靠度
【标准号】:BSEN61810-2-2005
【标准状态】:作废
【国别】:英国
【发布日期】:2005-12-09
【实施或试行日期】:2005-12-09
【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】:"有"或"无"继电器;触点;接触性能;触点继电器;定义;电气工程;机电的;机电学;环境条件;评定;故障;失效率;寿命(耐久性);寿命试验;测量;测量继电器;操作方式;参数;特性;质量保证;额定电流;额定电压;额定值;继电器;可靠度;安全工程;规范(验收);开关间隙;电信;试验电路;试验结果;测试;测试条件;魏布尔;魏布尔分布;工作方式
【英文主题词】:All-or-nothingrelays;Contact;Contactbehaviour;Contactrelays;Definition;Definitions;Electricalengineering;Electromechanical;Electromechanics;Environmentalcondition;Evaluations;Failure;Failurerates;Life(durability);Lifetest;Measurement;Measuringrelays;Modeofoperation;Parameters;Properties;Qualityassurance;Ratedcurrent;Ratedvoltage;Ratings;Relays;Reliability;Safetyengineering;Specification(approval);Switchclearance;Telecommunication;Telecommunications;Testcircuits;Testresults;Testing;Testingconditions;Weibull;Weibulldistribution;Workingmode
【摘要】:ThispartofIEC61810coverstestconditionsandprovisionsfortheevaluationofendurancetestsusingappropriatestatisticalmethodstoobtainreliabilitycharacteristicsforrelays.Thisstandardappliestoelectromechanicalelementaryrelaysconsideredasnon-repaireditems(i.e.itemswhicharenotrepairedafterfailure),wheneverarandomsampleofitemsissubjectedtoatestofcyclestofailure(CTF).Thelifetimeofarelayisusuallyexpressedinnumberofcycles.Therefore,whenevertheterms“time”or“duration”areusedinthebasicstandardIEC61649,thistermistobeunderstoodtomean“cycles”.However,withagivenfrequencyofoperation,thenumberofcyclescanbetransformedintorespectivetimes(e.g.TTF,timestofailure).Thefailurecriteriaandtheresultingcharacteristicsofelementaryrelaysdescribingtheirreliabilityinnormalusearespecifiedinthisstandard.Arelayfailureoccurswhenthespecifiedfailurecriteriaaremet.Asthefailurerateforelementaryrelayscannotbeconsideredasconstant,particularlyduetowear-outmechanisms,thetimestofailureoftesteditemstypicallyshowaWeibulldistribution.Thisstandardprovidesnumericalmethodstocalculateapproximatevaluesforthetwo-parameterWeibulldistribution,aswellaslowerconfidencelimits.
【中国标准分类号】:K33
【国际标准分类号】:29_120_70
【页数】:30P.;A4
【正文语种】:英语