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ANSI/ASTM A697-1998 伏特计-安培计-瓦特计测定叠层铁芯样品交流电磁特性的方法

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【英文标准名称】:TestMethodforAlternatingCurrentMagneticPropertiesofLaminatedCoreSpecimenUsingtheVoltmeter-Ammeter-WattmeterMethods
【原文标准名称】:伏特计-安培计-瓦特计测定叠层铁芯样品交流电磁特性的方法
【标准号】:ANSI/ASTMA697-1998
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:特性;磁芯;试验
【英文主题词】:testing;magneticcores;properties
【摘要】:Thistestmethodcoversthedeterminationofseveralacmagneticpropertiesoflaminatedcoresmadefromflat-rolledmagneticmaterials.Thistestmethodcoverstestequipmentandproceduresforthedeterminationofimpedancepermeabilityandexcitingpower,fromvoltageandcurrentmeasurements,andcorelossfromwattmetermeasurements.Thesetestsaremadeunderconditionsofsinusoidalflux.Thistestmethodcoverstestsfortwogeneralcategories(1and2)ofcoresbasedonsizeandapplication.Testsareprovidedforpowerandcontrolsizecores(Category1)operatingatinductionsof10to15kG[1.0to1.5T]andatfrequenciesof50,60,and400Hz.Proceduresandtestsareprovidedforcouplingandmatchingtypetransformercores(Category2)overtherangeofinductionsfrom100G[0.01T]orlowerto10kG[1.0T]andaboveat50to60Hzorabovewhencoveredbysuitableprocurementspecifications.Thistestmethodalsocoverstestsforcorelossandacimpedancepermeabilityunderincrementaltestconditions(acmagnetizationsuperimposedondcmagnetization)fortheabovecoretypesandatinductionsuptothosethatcausetheacexcitingcurrenttobecomeexcessivelydistortedortoreachvaluesthatexceedthelimitsoftheindividualtest-equipmentcomponents.ThistestmethodshallbeusedinconjunctionwithPracticeA34andTerminologyA340.Itdependsuponthesedesignateddocumentsandarelatedreferencetestmanualfordetailedinformationwhichwillnotberepeatedinthistestmethod.Thepreferredunitsinthisstandardare(cgs-emuandinch-pound)units.ValuesinSIunitsareindicatedinbracketsorconversionfactorsareprovided.DerivationsofseparateequationsforSIunitsareprovidedasnecessary.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H04
【国际标准分类号】:29_100_10
【页数】:
【正文语种】:英语


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Product Code:SAE J2353
Title:Data Dictionary for Advanced Traveler Information Systems (Atis)
Issuing Committee:Advanced Traveler Information Systems Committee
Scope:This SAE Recommended Practice provides a set of core data elements needed by information service providers for Advanced Traveler Information Systems (ATIS). The data dictionary herein provides the foundation for ATIS message sets for all stages of travel (pre-trip and en route), all types of travelers (drivers, passengers), all categories of information, and all platforms for delivery of information (in-vehicle, portable devices, kiosks, etc.). The elements of this document are the basis for the SAE ATIS Message Set Standard J2354 and are entered into the SAE Data Registry for ITS wide coordination.【英文标准名称】:Railwayvehicles;principlesforthedeterminationofvehicleweights;terminology
【原文标准名称】:有轨机动车辆.测定车辆重量的原则.术语
【标准号】:DIN25008-1980
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】: