ASTM E 284-2007 外观的标准术语
作者:标准资料网 时间:2024-05-13 16:16:02 浏览:8924
来源:标准资料网
【英文标准名称】:StandardTerminologyofAppearance
【原文标准名称】:外观的标准术语
【标准号】:ASTME284-2007
【标准状态】:现行
【国别】:美国
【发布日期】:2007
【实施或试行日期】:
【发布单位】:美国材料与试验协会(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;材料;术语
【英文主题词】:Definition;Definitions;Materials;Terminology
【摘要】:
【中国标准分类号】:J04
【国际标准分类号】:17_040_20
【页数】:24P;A4
【正文语种】:英语
【英文标准名称】:High-frequencydielectricheatinginstallations-Testmethodsforthedeterminationofpoweroutput
【原文标准名称】:高频电介质加热设备.测定输出功率的试验方法
【标准号】:IEC61308-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-12
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC27
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;介质装置;电介质加热器;电热器;电气工程;加热;加热装置;测量;测量技术;性能试验;功率输出;射频设备;试验
【英文主题词】:Definitions;Dielectricdevices;Dielectricheaters;Electricheatingappliances;Electricalengineering;Heating;Heatingappliances;Measurement;Measuringtechniques;Performancetesting;Poweroutput;Radiofrequencyapparatus;Testing
【摘要】:ThisInternationalStandardisapplicabletoindustrialhigh-frequencydielectricheatinginstallationsusedforthepurposeofthermalapplicationssuchasmelting,drying,welding,insectextermination,andgluingofpartiallyconductiveornon-conductivematerialssuchasplastics,wood,rubber,textiles,glass,ceramic,paper,bambooorfoodstuffs,inbothnormalandprotectiveatmospheres,using,forexample,inertgasesorvacuum.Thisstandardrelatestohigh-frequencydielectricheatinginstallationswithnominaldielectricheatingfrequencyintherangefrom1MHzto300MHzwithratedusefuloutputpowergreaterthan50W.Themainpurposeofthisstandardistoassistincompliancewiththerequirementssetoutin6.4ofIEC60519-9whentestingelectroheatingpowersources.Itisnotprimarilyintendedasameansofrepresentingapotentialhigh-frequencyheatingapplicationfortherequirementoftheuser.Duetothelargevarietyofdielectricheatingapplications,anyoutputpowervalueobtainedasaresultofthesetestsshouldnotalwaysbetakenasrepresentingthepowerthatcanbedissipatedinaparticulardielectricheatinginstallation,but,incertaininstances,theoutputpowervaluecouldbeusedasanindicationofperformance.Thepowerrequiredtoheatachargeisdependent,forexample,onthetypeofmaterialheated,thetemperatureofheatingandambientmoistureandontheconstructionoftheelectrodesystem.NOTEHeatingachargewithdielectricparametersdeeplychangingintimeand/ortemperaturethevalueoftheoutputpowerobtainedwiththeactualchargemaybedifferentfromthatobtainedinstandardtestconditions.ForequipmentworkingoutsidetheITU-designatedbands,thefrequencyofthegeneratorfollowstheresonantfrequencyoftheoutputcircuit,thustheoutputpowercanremainfairlystableduringtheworkcycle,evenwithhandtuningoftheoutputcircuit.Therefore,accordingtothisstandard,thetestwellrepresentstheactualoutputpowerinpracticalworkconditions.ForequipmentworkinginITU-designatedbands,thefrequencyofthegeneratorremainsstable,buttheresonantfrequencyoftheoutputcircuitvarieswiththechangeofdielectricparametersoftheload.Therefore,thevalueofthemeanoutputpowerintheworkcyclecanbemuchlowerthanthevalueobtainedinthetestconditions.Thisvaluedependsonthetimeresponseoftheeventualautomatictuningsystem.Thisstandardrelatestoequipmentnormallyoperatingundercontinuousratedconditions.
【中国标准分类号】:K61
【国际标准分类号】:25_180_10
【页数】:38P.;A4
【正文语种】:英语
【英文标准名称】:Specificationforvalvesforcryogenicservice
【原文标准名称】:制冷设备用阀门规范
【标准号】:BS6364-1984
【标准状态】:现行
【国别】:英国
【发布日期】:1984-02-29
【实施或试行日期】:1984-02-29
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:低温设备;低温学;设计;奥氏体钢;试验设备;冷却设备;低温试验;压力试验;阀门;铸件;锻件;有色金属;作标记
【英文主题词】:cryogenics;valves;cryogenicequipment;pressuretesting;low-temperaturetesting;austeniticsteels;forgings;non-ferrousmetals;coolingequipment;castings;design;testequipment;marking
【摘要】:Specifiesrequirementssupplementarytothoseintheapplicablevalveproductstandardswhenthevalvesareusedforcryogenicservice.AppliestothesizerangeDN15tothemaximumsizeintheapplicableproductstandardsandinthetemperaturerangeof-15Cto-196C.
【中国标准分类号】:J16;J73
【国际标准分类号】:23_060_99
【页数】:14P;A4
【正文语种】:英语
