IEC 60609-2-1997 水轮机、蓄能泵和水泵水轮机气蚀损坏的评定第2部分:水斗式水轮机的评定

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【英文标准名称】:Cavitationpittingevaluationinhydraulicturbines,storagepumpsandpump-turbines-Part2:EvaluationinPeltonturbines
【原文标准名称】:水轮机、蓄能泵和水泵水轮机气蚀损坏的评定第2部分:水斗式水轮机的评定
【标准号】:IEC60609-2-1997
【标准状态】:现行
【国别】:国际
【发布日期】:1997-11
【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/TC4
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;试验;水轮机;涡轮机;泵式水轮机;水压机;气蚀;冲击式涡轮机;蓄水泵
【英文主题词】:Cavitationcorrosion;Electricalengineering;Hydraulicmachines;Impulseturbines;Pumpturbines;Storagepumps;Testing;Turbines;Waterturbines
【摘要】:ThispartofIEC60609servesasabasisfortheformulationofguaranteesoncavitationpittingonPeltonturbinerunnersandalsoforthemeasurementandevaluationoftheamountofcavitationpittingonPeltonturbinerunnersofagiventurbine,whichisdefinedinthecontractbypower,specifichydraulicenergyofmachine(head),rotationalspeed,material,operation,etc.ThesequenceofclausesinthispartofIEC60609isthesameasinIEC60609(1978).TheclausesonmeasurementsandevaluationoftheamountofcavitationpittingarepracticallyidenticaltothoseofIEC60609.Evaluationhastobebasedonthelossofmaterialduringagiventimeandunderaccuratelydefinedoperatingconditions.GuaranteeswhichrestricttheextentofcavitationpittinganddroperosiononPeltonturbinesattheendofanoperatingperiodspecifiedinthecontractarenecessarywhencavitationpittingisexpectedinallorinsomeoperatingranges.Suchguaranteesshouldincludelimitsforoperationwhichareconsistentwithspecifiedoperatingconditions.
【中国标准分类号】:J71
【国际标准分类号】:27_140
【页数】:31P.;A4
【正文语种】:英语

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Product Code:SAE AS34521
Title:Connector, Receptacle, Electric, Box Mounting, Rear Release, Crimp Contact, AN Type With
Issuing Committee:Ae-8c1 Connectors Committee
Scope:No scope available.【英文标准名称】:Geosynthetics-Determinationofcompressionbehaviour-Part1:Compressivecreepproperties
【原文标准名称】:土工合成材料.压缩规律的测定.第1部分:压缩蠕动性能
【标准号】:BSENISO25619-1-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2009-07-31
【实施或试行日期】:2009-07-31
【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】:压缩应力;施工材料;蠕变;蠕变性能;蠕变试验;定义(术语);测定;土工织物;土工合成织物;土工学;土工布;材料测试;数学计算;测量;测量试样;测量技术;压力特性;压力试验;特性;剪应力;试验设备;试验报告;试样;测试;纺织材料;厚度测量
【英文主题词】:Compressionstresses;Constructionmaterials;Creep;Creepbehaviour;Creeptest;Definitions;Determination;Geosynthetic;Geosynthetics;Geotechnics;Geotextiles;Materialstesting;Mathematicalcalculations;Measurement;Measuringsamples;Measuringtechniques;Pressurebehaviour;Pressuretests;Properties;Shearstress;Testequipment;Testreports;Testspecimens;Testing;Textiles;Thicknessmeasurement
【摘要】:ThispartofISO25619specifiesindextestmethodsfordeterminingthecompressivecreeppropertiesofgeosyntheticproducts.Thetestspecimensaresubjectedeithertonormalcompressiveloadingortoacombinationofnormalcompressiveloadingandshearloading.Thetestmethodwithanormalloadonly(seeClause5)isthestandardmethod.Thetestmethodinwhichbothnormalandshearloadsareapplied(seeClause6)isintendedforproductsthataresensitivetoshearfailure,i.e.whichhaveacolumnarorcuspatedstructure.Thetestsarecarriedoutondryspecimensoronspecimensimmersedinwater.Thetestisintendedtobecarriedoutwiththespecimenimmersedinwaterwhenanypartofthegeosyntheticproductcontainsahydrophilicpolymer.
【中国标准分类号】:W59
【国际标准分类号】:59_080_70
【页数】:24P.;A4
【正文语种】:英语