ASTM E2698-2010 使用数字检测器阵列进行放射学检查的标准实施规程

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【英文标准名称】:StandardPracticeforRadiologicalExaminationUsingDigitalDetectorArrays
【原文标准名称】:使用数字检测器阵列进行放射学检查的标准实施规程
【标准号】:ASTME2698-2010
【标准状态】:现行
【国别】:美国
【发布日期】:2010
【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】:E07.01
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:amorphousselenium;amorphoussilicon;digitaldetectorarray;imageprocessing;imagequalityindicator;nondestructivetesting;penetratingradiation;radiography;radiologicexamination;X-ray
【摘要】:Thispracticeestablishesthebasicparametersfortheapplicationandcontrolofthedigitalradiologicmethod.Thispracticeiswrittensoitcanbespecifiedontheengineeringdrawing,specification,orcontract.ItwillrequireadetailedproceduredelineatingthetechniqueorprocedurerequirementsandshallbeapprovedbytheCEO.1.1Thispracticeestablishestheminimumrequirementsforradiologicalexaminationformetallicandnonmetallicmaterialusingadigitaldetectorarray(DDA)system.1.2Therequirementsinthispracticeareintendedtocontrolthequalityofradiologicimagesandarenotintendedtoestablishacceptancecriteriaforpartsormaterials.1.3ThispracticecoverstheradiologicexaminationwithDDAsincludingDDAsdescribedinPracticeE2597suchasadevicethatcontainsaphotoconductorattachedtoaThinFilmTransistor(TFT)readoutstructure,adevicethathasaphosphorcoupleddirectlytoanamorphoussiliconread-outstructure,anddeviceswhereaphosphoriscoupledtoaCMOS(Complementarymetalx2013;oxidex2013;semiconductor)array,aLinearDetectorArray(LDA)oraCCD(chargecoupleddevice)crystallinesiliconread-outstructure.1.4TheDDAshallbeselectedforanNDTapplicationbasedonknowledgeofthetechnologydescribedinGuide,andoftheselectedDDApropertiesprovidedbythemanufacturerinaccordancewithPracticeE2597.1.5TherequirementsofthispracticeandPracticeshallbeusedtogetherandbothbeapprovedbytheCEOLevel3inRadiographybeforeinspectionofproductionhardware.TherequirementsofPracticewillprovidethebaselineevaluationandlongtermstabilitytestproceduresfortheDDAsystem.1.6TherequirementsinthispracticeshallbeusedwhenplacingaDDAintoNDTserviceand,beforebeingplacedintoservice,anestablishedbaselineofsystemqualificationshallbeperformedinaccordancewithPractice.1.7TechniquesandapplicationsemployedwithDDAsarediverse.Thispracticeisnotintendedtobelimitingorrestrictive.RefertoGuidesE94,E1000,,TerminologyE1316,PracticeE747andE1025,Fed.Std.Nos.21CFR1020.40and29CFR1910.96foralistofdocumentsthatprovideadditionalinformationandguidance.
【中国标准分类号】:N46
【国际标准分类号】:11_040_50
【页数】:9P.;A4
【正文语种】:英语


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【英文标准名称】:StandardforACHigh-VoltageGeneratorCircuitBreakersRatedonaSymmetricalCurrentBasis
【原文标准名称】:基于对称电流的额定交流高压发电机断路器用标准
【标准号】:ANSI/IEEEC37.013-1997
【标准状态】:现行
【国别】:美国
【发布日期】:1997
【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】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:验收检验;交流电流;断路器;定义;电气工程;发电机;高压设备;高压开关装置;额定电压;开关;试验;试验过程
【英文主题词】:Acceptanceinspection;Alternatingcurrent;Circuit-breakers;Definitions;Electricalengineering;Generators;High-tensionunits;High-voltageswitchgear;Ratedvoltage;Switches;Testing;Testingprocedures
【摘要】:Thisstandardprovidesratings,performancerequirements,andcompliancetestmethodsforAChighvoltagegeneratorcircuitbreakersratedonasymmetricalcurrentbasisthatareinstalledbetweenthegeneratorandthetransformerterminals.Guidanceforapplyinggeneratorcircuitbreakersisalsogiven.
【中国标准分类号】:K31
【国际标准分类号】:29_120_40
【页数】:
【正文语种】:英语


【英文标准名称】:StandardTestMethodforSemiquantitativeMicroDeterminationofAcidNumberofLubricatingOilsDuringOxidationTesting
【原文标准名称】:用十六倍显微镜测量氧化试验中润滑油酸值的标准试验方法
【标准号】:ASTMD5770-2002(2007)
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:D02.06
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:润滑剂;润滑油;废油;酸值;试验
【英文主题词】:acidnumber;colorindicatortitration;oxidationtesting;semiquantitative
【摘要】:ThistestmethodprovidesasemiquantitativeestimateoftheacidnumberoflubricatingoilsobtainedfromlaboratoryoxidationtestsusingsmalleramountsofsamplethanTestMethodsD974,D664,orD3339.IthasspecificapplicationinTestMethodD943andinTestMethodD4871.Thistestmethod,therefore,providesameansofmonitoringtherelativeoxidationoflubricatingoilsbymeasuringchangesinacidnumber,atdifferenttimeintervalsandundervariousoxidizingtestconditions.Sincethistestmethodissemiquantitative,eachlaboratoryshalldevelopitsowncriteriaforeachoxidationtestmethodfordeterminingwhentoswitchfromthissemiquantitativetestmethodtoamoreprecisetestmethodforacidnumber.1.1Thistestmethodisasemiquantitativemicromethodintendedformonitoringthechangesinacidicconstituentsoccurringinlubricatingoilsduringoxidationtesting,whentheacidnumberofsuchoilsfallswithintherangefrom0.02to1.0mgofpotassiumhydroxidepergramofsample.Itisapplicabletosuchoilsasturbineoils,hydraulicoils,andothercirculatingoils.Note1-ThistestmethodisamicroversionofTestMethodD974anditproducesresultssimilartothatmethod.1.2Thistestmethodisdesignedforusewheresamplesizeislimited.ItshallnotbeusedasareplacementforhigherprecisionmethodssuchasTestMethodsD974orD664.Itshallnotbeusedtomonitoroilsin-service.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E34
【国际标准分类号】:75_100
【页数】:3P.;A4
【正文语种】: