ASTM D4177-1995(2010) 石油及石油产品的自动取样的标准实施规程

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【英文标准名称】:StandardPracticeforAutomaticSamplingofPetroleumandPetroleumProducts
【原文标准名称】:石油及石油产品的自动取样的标准实施规程
【标准号】:ASTMD4177-1995(2010)
【标准状态】:现行
【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(US-ASTM)
【起草单位】:D02.02.0B
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:acceptancetests;automaticpetroleumsampling;controllers;extractor;intermediatesamplingreceiver;isokineticsampling;mixingelements;portablesamplers;primarysamplereceiver;probe;representativesampling;representativesamplingcriteria;sam
【摘要】:Representativesamplesofpetroleumandpetroleumproductsarerequiredforthedeterminationofchemicalandphysicalproperties,whichareusedtoestablishstandardvolumes,prices,andcompliancewithcommercialandregulatoryspecifications.1.1Thispracticecoversinformationforthedesign,installation,testing,andoperationofautomatedequipmentfortheextractionofrepresentativesamplesofpetroleumandpetroleumproductsfromaflowingstreamandstoringtheminasamplereceiver.Ifsamplingisfortheprecisedeterminationofvolatility,usePracticeD5842(APIMPMSChapter8.4)inconjunctionwiththispractice.Forsamplemixing,refertoPracticeD5854(APIMPMSChapter8.3).PetroleumproductscoveredinthispracticeareconsideredtobeasinglephaseandexhibitNewtoniancharacteristicsatthepointofsampling.1.2ApplicableFluids8212;Thispracticeisapplicabletopetroleumandpetroleumproductswithvaporpressuresatsamplingandstoragetemperatureslessthanorequalto101kPa(14.7psi).RefertoD5842(APIMPMSChapter8.4)whensamplingforReidvaporpressure(RVP)determination.1.3Non-applicableFluids8212;Petroleumproductswhosevaporpressureatsamplingandsamplestorageconditionsareabove101kPa(14.7psi)andliquifiedgases(thatis,LNG,LPGetc.)arenotcoveredbythispractice.1.3.1Whiletheprocedurescoveredbythispracticewillproducearepresentativesampleoftheflowingliquidintothesamplereceiver,specializedsamplehandlingmaybenecessarytomaintainsampleintegrityofmorevolatilematerialsathightemperaturesorextendedresidencetimeinthereceiver.Suchhandlingrequirementsarenotwithinthescopeofthispractice.ProceduresforsamplingthesefluidsaredescribedinPracticeD1265,TestMethod,andGPA2166.1.4AnnexA2containstheoreticalcalculationsforselectingthesamplerprobelocation.AnnexA3listsacceptancemethodologiesforsamplingsystemsandcomponents.AnnexA4givesperformancecriteriaforpermanentinstallations,whileAnnexA5hasthecriteriaforportablesamplingunits.AnnexA6providessampleracceptancetestdata.AppendixX1isadesigndatasheetforautomaticsamplingsystems.AppendixX2comparesthepercentsedimentandwatertounloadingtimeperiod.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesareforinformationonly.
【中国标准分类号】:E30
【国际标准分类号】:
【页数】:26P.;A4
【正文语种】:英语


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【英文标准名称】:Cranes-Generaldesign-Part2:Loadactions;GermanversionEN13001-2:2004+AC:2006+A1:2006
【原文标准名称】:起重机.一般设计.第2部分:负载作用
【标准号】:DINEN13001-2-2007
【标准状态】:作废
【国别】:德国
【发布日期】:2007-11
【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】:安全系数;起重机;跌落危险;设计;质量分布;危害移除;危害;保健;检验;不稳定性;极限(数学);负荷计算;负荷响应;负荷;载荷试验;作标记;数学计算;机械环境影响(对人体);机械工程;个人保健;保护措施;防护;安全;安全措施;安全要求;规范(验收);稳定性;应变;材料强度;倾复;验证;工作场所安全
【英文主题词】:Coefficientofsafety;Cranes;Dangeroffallingdown;Design;Distributionofmass;Hazardremoval;Hazards;Healthprotection;Inspection;Instability;Limits(mathematics);Loadcalculation;Loadresponse;Loading;Loadingtests;Marking;Mathematicalcalculations;Mechanicaleffects(humanbody);Mechanicalengineering;Personalhealth;Protectivemeasures;Safeguarding;Safety;Safetymeasures;Safetyofmachinery;Safetyrequirements;Specification(approval);Stability;Strain;Strengthofmaterials;Tip;Verification;Workplacesafety
【摘要】:ThisEuropeanStandardistobeusedtogetherwithPart1andPart3andassuchtheyspecifygeneralconditions,requirementsandmethodstopreventhazardsofcranesbydesignandtheoreticalverification.Part3isonlyatpre-draftingstage;theuseofParts1and2isnotconditionaltothepublicationofPart3.NOTESpecificrequirementsforparticulartypesofcranearegivenintheappropdateEuropeanStandardfortheparticularcranetype.Thefollowingisalistofsignificanthazardoussituationsandhazardouseventsthatcouldresultinriskstopersonsduringnormaluseandforeseeablemisuse.Clause4ofthisstandardisnecessarytoreduceoreliminatetherisksassociatedwiththefollowinghazards:a)Rigidbodyinstabilityofthecraneoritsparts(tiltingandshifting).b)Exceedingthelimitsofstrength(yield,ultimate,fatigue).c)Elasticinstabilityofthecraneoritsparts(buckling,bulging).~,d)Exceedingtemperaturelimitsofmaterialorcomponents.e)Exceedingthedeformationlimits.ThisEuropeanStandardisapplicabletocraneswhicharemanufacturedafterthedateofapprovalbyCENofthisstandardandservesasreferencebasefortheEuropeanStandardsforparticularcranetypes.
【中国标准分类号】:J80
【国际标准分类号】:53_020_20
【页数】:54P.;A4
【正文语种】:德语


基本信息
标准名称:饲料中盐酸氯苯胍的测定 高效液相色谱法
英文名称:Determination of robenidini hydrochloridum in feeds -- high-performance liquid chromatography
中标分类: 农业、林业 >> 畜牧 >> 畜禽饲料与添加剂
ICS分类: 农业 >> 饲料
发布部门:中华人民共和国农业部
发布日期:2005-01-04
实施日期:2005-02-01
首发日期:
作废日期:
提出单位:中华人民共和国农业部
归口单位:全国饲料工业标准化技术委员会
起草单位:农业部饲料质量监督检验中心(济南)、农业部饲料质量监督检验中心(沈阳)
起草人:李俊玲、刘学江、徐强等
出版社:中国农业出版社
出版日期:2005-02-01
页数:5页
适用范围

本标准规定了高效液相色谱法测定饲料中盐酸氯苯胍的方法。
本标准适用于配合饲料、浓缩饲料及添加剂预混合饲料中盐酸氯苯胍的测定,最低检测浓度为2.5mg/kg.

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所属分类: 农业 林业 畜牧 畜禽饲料与添加剂 农业 饲料