EN 50090-5-3-2006 家用和建筑物用电子系统(HBES).第5-3部分:媒介和媒介附属层.无线电频率

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【英文标准名称】:HomeandBuildingElectronicSystems(HBES)-Part5-3:Mediaandmediadependentlayers-Radiofrequency;EnglishversionEN50090-5-3:2006
【原文标准名称】:家用和建筑物用电子系统(HBES).第5-3部分:媒介和媒介附属层.无线电频率
【标准号】:EN50090-5-3-2006
【标准状态】:现行
【国别】:
【发布日期】:2007-06
【实施或试行日期】:2007-06-01
【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】:基本家用设备;建筑物设施;建筑物;布线;电路网络;通信;通信系统;通信系统(建筑物);控制;控制系统;数据链层;数据处理;数据传送;家用的;民用电气装置;电气工程;电气设备;电子的;电子工程;电子系统;电子驱动装置;英语;功能单元;家用(安装)装置;链路层;多芯电缆;物理层;无线电电路;无线电报;建筑物服务装置;信号传输;规范(验收);系统工程;传输方法;双绞线
【英文主题词】:Basicdomesticfacilities;Buildingservices;Buildings;Cabling;Circuitnetworks;Communication;Communicationsystems;Communicationsystems(buildings);Control;Controlsystems;Datalinklayers;Dataprocessing;Datatransfer;Domestic;Domesticelectricalinstallations;Electricalengineering;Electricalequipment;Electronic;Electronicengineering;Electronicsystems;Electronically-operateddevices;Englishlanguage;Functionalunits;Houseinstallations;Linklayers;Multi-corecables;Physicallayers;Radiocircuits;Radiotelegraphy;Serviceinstallationsinbuildings;Signaltransmission;Specification(approval);Systemengineering;Transmissionmethods;Twistedpairs
【摘要】:
【中国标准分类号】:P92
【国际标准分类号】:
【页数】:26P.;A4
【正文语种】:英语


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【英文标准名称】:Recommendedpracticeforprecisioncentrifugetestingoflinearaccelerometers
【原文标准名称】:线性加速度测量仪精密离心试验推荐实施规程
【标准号】:IEEE836-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009-09-17
【实施或试行日期】:
【发布单位】:美国电气电子工程师学会(US-IEEE)
【起草单位】:IEEE
【标准类型】:()
【标准水平】:()
【中文主题词】:加速度;加速计;离心法;定义(术语);电气工程;电学测量仪表;电子工程;测量仪器;精密度;精密测量;测试
【英文主题词】:Acceleration;Accelerometers;Centrifugemethod;Definitions;Electricalengineering;Electricalmeasuringinstruments;Electronicengineering;Measuringinstruments;Precision;Precisionmeasurement;Testing
【摘要】:Thisrecommendedpracticedescribestheconductandanalysisofprecisionteststhataretobeperformedonlinearaccelerometersusingcentrifugetechniques.Theterm“precision,”inthiscontext,referstoteststhatareconductedtoevaluateaccelerometerparameters,asopposedtotestsconductedtoestablishenvironmentalsurvivabilityonly.Evaluationmaytaketheformofdeterminingthecoefficientsoftheaccelerometer’smodelequation,exceptforbiasandscalefactor,whicharemostaccuratelydeterminedbystaticmultipositiontests.Alternatively,evaluationmayestablishonlythattheaccelerometeroutputcomplieswithspecificerrorlimitcriteria.
【中国标准分类号】:N13
【国际标准分类号】:49_090
【页数】:122P.;A4
【正文语种】:英语


【英文标准名称】:Mechanicalvibrationofnon-reciprocatingmachines-Measurementsonrotatingshaftsandevaluationcriteria-Gasturbinesets
【原文标准名称】:非往复式机械的机械振动.旋转轴的测量和评估标准.第4部分:燃气轮机机组
【标准号】:BSISO7919-4-1996
【标准状态】:作废
【国别】:英国
【发布日期】:1996-12-15
【实施或试行日期】:1996-12-15
【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】:振动测量;涡轮机;转子;轴(旋转);振动强度;工业的;燃气轮机;涡轮机部件;旋转部件;振动
【英文主题词】:Acoustics;Estimation;Evaluations;Gasengines;Gasturbines;Generatingsets;Machines;Measurement;Measuringtechniques;Mechanicalengineering;Rotaryengines;Rotatingmachines;Shafts(rotating);Steamturbines;Steamturbosets;Testing;Tests;Turbines;Vibration;Vibrationengineering;Vibrationmeasurement;Vibrationtests
【摘要】:ThispartofISO7919givesguidelinesforapplyingevaluationcriteriaforshaftvibrationundernormalop-eratingconditions,measuredatorclosetothebearingsofgasturbinesets.Theseguidelinesarepresentedintermsofbothsteadyrunningvibrationandanymagnitudechangeswhichmayoccurinthesesteadyvalues.Thenumericalvaluesspecifiedarenotintendedtoserveastheonlybasisforvibrationeval-uationsince,ingeneral,thevibratoryconditionofamachineisassessedbyconsiderationofboththeshaftvibrationandtheassociatedstructuralvibration(seetheintroductiontoISO7919-1).ThispartofISO7919appliestoallgasturbinesets(includingthosewithgears)withfluid-filmbearings,outputsgreaterthan3MWandshaftrotationalfre-quenciesfrom3000r/minto30000r/min.Aircraftderivativeenginesareexcluded,sincetheydifferfundamentallyfromindustrialgasturbinesets,bothinthetypeofbearings(rollingelementbearings)andinthestiffnessandmassratiosoftherotorandsupportstructure.Dependingontheconstructionandmodeofoperation,therearethreeprinciplegroupingsofgasturbinesets:—single-shaftconstant-speedgasturbinesets;—single-shaftvariable-speedgasturbinesets;—gasturbinesetswithseparateshaftsforhotgasgenerationandpowerdelivery.NOTE1Initiallythesethreegroupswillbeassessedinauniformmanner.Itispossible,however,thatindividualcaseswillhavetobeassesseddifferently.
【中国标准分类号】:J04
【国际标准分类号】:17_160;29_160_40
【页数】:14P.;A4
【正文语种】:英语