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ASTM F 892-1995 带光滑内壁及配件的聚乙烯(PE)波纹管

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【英文标准名称】:Polyethylene(PE)CorrugatedPipewithaSmoothInteriorandFittings
【原文标准名称】:带光滑内壁及配件的聚乙烯(PE)波纹管
【标准号】:ASTMF892-1995
【标准状态】:作废
【国别】:美国
【发布日期】:1995
【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】:塑料管;管;建筑;聚乙烯;内部;塑料;塑料制品;配件
【英文主题词】:fittings;plasticpipes;polyethylene;construction;plastics;internal;pipes;plasticsproducts
【摘要】:
【中国标准分类号】:G33
【国际标准分类号】:23_040_20
【页数】:
【正文语种】:英语


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【英文标准名称】:Eurocode8:Designofstructuresforearthquakeresistance-Part4:Silos,tanksandpipelines;EnglishversionofDINEN1998-4:2007-01
【原文标准名称】:欧洲法规8.抗震结构设计.第4部分:筒仓、贮水池和管道
【标准号】:DINEN1998-4-2007
【标准状态】:现行
【国别】:德国
【发布日期】:2007-01-01
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:地上;建筑;建设工程;定义;设计;地震防护;抗震设计;欧洲法规;荷载能力;数学计算;管道;管系统;安全验证;地震系数;地震荷载;筒仓;稳定性;储油罐;结构;水箱;地下
【英文主题词】:
【摘要】:(1)ThescopeofEurocode8isdefinedinEN1998-1:2004,1.1.1andthescopeofthisStandardisdefinedinthisclause.AdditionalpartsofEurocode8areindicatedinEN1998-1:2004,1.1.3.(2)Thisstandardspecifiesprinciplesandapplicationrulesfortheseismicdesignofthestructuralaspectsoffacilitiescomposedofabove-groundandburiedpipelinesystemsandofstoragetanksofdifferenttypesanduses,aswellasforindependentitems,suchasforexamplesinglewatertowersservingaspecificpurposeorgroupsofsilosenclosinggranularmaterials,etc.(3)Thisstandardincludestheadditionalcritriaandrulesrequiredfortheseismicdesignofthesestructureswithoutrestrictionsontheirsize,structuraltypesandotherfunctionalcharacteristics.Forsometypesoftanksandsilos,italsoprovidesdetailsmethodsofassessmentandverificationrules.(4)Thisstandardmaynotbecompleteforthosefacilitiesassociatedwithlargeriskstothepopulationortheenviroment,forwhichadditionalrequirementsaretheresponsibilityofthecompetentauthorities.Thisstandardisalsonotcompleteforthoseconstructionworkswhichhaveuncommonstructuralelementsandwhichrequirespecialmeasurestobetakenandspecialstudiestobeperformedtoensureearthquakeprotection.Inthosetwocasesthepresentstandardgivesgeneralprinciplesbutnotdetailedapplicationrules.NOTETheNationalAnnexmayspecifyadditionalrequirementsforfacilitiesassociatedwithlargeriskstothepopulationortheenvironment.(5)Althoughlargediameterpipelinesarewithinthescopeofthisstandard,thecorrespondingdesigncriteriadonotapplyforapparentlysimilarfacilities,liketunnelsandlargeundergroundcavities.(6)Thenatureoflifelinesystemswhichoftencharacterizesthefacilitiescoveredbythisstandardrequiresconcepts,modelsandmethodsthatmaydiffersubstantiallyfromthoseincurrentuseformorecommonstructualtypes.Furthermore,theresponseandthestabilityofsilosandtankssubjectedtostrongseismicactionsmayinvolverathercomplexinterationphenomenabetweensoil-structureandstoredmaterial(eitherfluidorgranular),noteasilyamenabletosimplifieddesignprocedures.Equallychallengingmayprovetobethedesignofapipelinesystemthroughareaswithpoorandpossiblyunstablesoils.Forthereasonsgivenabove,theorganizationofthisstandardistosomeextentdifferentfromthatofotherPartsofEN1998.Thisstandardis,ingeneral,restrictedtobasicprinciplesandmethodologicalapproaches.NOTEDetailedanalysisproceduresgoingbeyondbasicprinciplesandmethodologicalapproachesaregiveninAnnexesAandBforanumberoftypicalsituations.(7)Intheformulationandimplementationofthegeneralrequirements,adistinctionhasbeenmadebetweenindependentstructuresandredundantsystems,viathechoiceofimportancefactorsand/orthroughthedefinitionofspecificverificationcriteria.(8)Ifseismicprotectionofabove-groundpipelinesisprovidedthroughseismicisolationdevicesbetweenthepipelineanditssupports(notablyonpiles),EN1998-2:2005applies,asrelevant.Forthedesignoftanks,silos,orindividualfacilitiesorcomponentsofpipelinesystemswithseismicisolation,therelevantprovisionsofEN1998-1:2004apply.
【中国标准分类号】:P15
【国际标准分类号】:91_120_25
【页数】:83P.;A4
【正文语种】:英语


基本信息
标准名称:J25LYX01型永磁式直流力矩电动机详细规范
英文名称:Permanent magnet d.c. torque motor,Type J25LYX01,Detail specification for
中标分类:
发布部门:中华人民共和国电子工业部
发布日期:2000-10-20
实施日期:2000-10-20
首发日期:1900-01-01
作废日期:1900-01-01
归口单位:中国电子技术标准化研究所
起草单位:国营第906厂
起草人:罗发扬、梁秋蓉
出版社:电子工业出版社
出版日期:2000-10-20
页数:6页
适用范围

本规范规定了J25LYX01型永磁式直流力矩电动机的详细要求。
本规范适用了导弹天线伺服机构用J25LYX01型永磁式直流力矩电动机(以下简称电机)。

前言

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目录

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引用标准

GJB 2821-1998 直流伺服电动机通用规范
GJB 971-1990 永磁式直流力钜电动机通用规范

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