【英文标准名称】:StandardSpecificationforHandScrubbingSoap(GritSoap)PasteandBar
【原文标准名称】:洗手肥皂(颗粒肥皂)膏和条的标准规范
【标准号】:ASTMD2955-1974
【标准状态】:作废
【国别】:美国
【发布日期】:1974
【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】:洗涤材料;洗手颗粒;膏和条;系统;肥皂
【英文主题词】:soaps;detergentmaterials;handscrubbinggrit;pasteandbar;systems
【摘要】:
【中国标准分类号】:G73
【国际标准分类号】:
【页数】:
【正文语种】:英语
基本信息
标准名称: | 港口起重机 供需必备文件 |
英文名称: | Harbour crane--Information to be provided |
中标分类: |
公路、水路运输 >>
港口装卸 >>
港口装卸机械及属具 |
ICS分类: |
|
替代情况: | 被GB/T 18441-2009代替 |
发布部门: | 中华人民共和国国家质量监督检验检疫总局 |
发布日期: | 2001-09-03 |
实施日期: | 2002-04-01 |
首发日期: | 2001-09-03 |
作废日期: | 2009-11-01 |
主管部门: | 交通部 |
归口单位: | 交通部 |
起草单位: | 上海海运科学研究所 |
出版社: | 中国标准出版社 |
出版日期: | 2004-04-17 |
页数: | 平装16开, 页数:24, 字数: |
书号: | 155066.1-18018 |
适用范围
本标准规定了港口起重机供需时供货方和购买方必须准备并应向对方提供的资料。本标准适用于岸边集装箱起重机、桥式抓斗卸船机、轮胎式集装箱门式起重机、港口门座起重机。其他港口起重机可参照执行。
前言
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目录
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引用标准
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所属分类: 公路 水路运输 港口装卸 港口装卸机械及属具
【英文标准名称】:StandardGuideforGas-PhaseAdsorptionTestingofActivatedCarbon
【原文标准名称】:活性碳气相吸收检验的标准指南
【标准号】:ASTMD5160-1995(2008)
【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】:D28.04
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:acceleratedtesting;activatedcarbon;criticalbeddepth;dynamicadsorptioncapacity;Activatedcarbon;Adsorption;Criticalbeddepth(dc);Dynamicadsorptioncapacity(No);Gas-phaseadsorption
【摘要】:Activatedcarbonisusedextensivelyforremovinggasesandvaporsfromairorothergasstreams.Thephysicalandchemicalcharacteristicsofanactivatedcarboncanstronglyinfluenceitssuitabilityforagivenapplication.Theprocedureinthisguideallowstheevaluationofthedynamicadsorptioncharacteristicsofanactivatedcarbonforaparticularadsorbateunderconditionschosenbytheuser.Itisnecessarythattheuserchoosetestconditionsthataremeaningfulfortheapplication(seeSection9).Thisguidecanalsobeusedtoevaluateactivatedcarbonsthathavebeenimpregnatedwithmaterialstoenhancetheireffectivenessatremovinggasesotherwisepoorlyadsorbedonactivatedcarbon.TheproceduregiveninthisguideisnotgenerallyapplicableforevaluationofcarbonsusedascatalystsforsuchpurposesasdecompositionoflowlevelsofozoneoroxidationofSO2toSO3.Theproceduregiveninthisguidecanbeappliedtoreactivatedorregeneratedactivatedcarbons.Fig.1showstheadsorbateconcentrationprofileinanactivatedcarbonbedatbreakthrough.Thebedhasazoneattheinletinwhichtheadsorbateconcentrationisequaltotheinfluentconcentration.Inthisregionthecarbonisatequilibriumwithadsorbate.Theadsorbateconcentrationintheremainderofthebeddropsuntilattheoutletitisequaltothebreakthroughconcentration.Theshorterthelengthofthismasstransferzone(adsorptionzone),themoreeffectivelythecarboninthebedisutilized.Abedwhosedepthislessthanthelengthofthiszonewillshowimmediateappearanceofadsorbateintheeffluent(breakpoint).Fromthestandpointofbestcarbonutilizationitisdesirabletochooseacarbonwhichwillgiveasshortamasstransferzoneaspossibleunderuseconditions.However,inmanyapplications,highadsorptivecapacityismoreimportantthanashortmasstransferzone.Inalmosteveryapplication,bedpressuredropisalsoaprimaryconsideration.Inafewsituationssuchasrespiratoryprotectionagainstlowlevelsofextremelytoxicgasessuchasradioactivemethyliodide,ashortmasstransferzone(thatis,highadsorptionratecoefficient)ismoreimportantthanultimatecapacity.Inothercasessuchassolventrecovery,ahighdynamiccapacityismoreimportant.Althoughthedesignofadsorberbedsisbeyondthescopeofthisguide,thefollowingpointsshouldbeconsidered.Thebeddiametershouldbeaslargeaspossibleinordertolowerthepressuredropandtomaximizetheamountofcarboninthebed.Subjecttopressuredropconstraints,thedeepestpossiblecarbonbedshouldbeused.Allelsebeingequal,theuseofsmallerparticlesizecarbonwillshortenthemasstransferzoneandimprovebedefficiencyattheexpenseofhigherpressuredrop.Ifpressuredropconsiderationsarecritical,someparticlemorphologiesofferlessresistancetoflowthanothers.Thetwoparametersobtainedbytheprocedureinthisguidecanbeusedasanaidinselectinganactivatedcarbonandinsizingtheadsorptionbedinwhichthiscarbonwillbeused.ThebestcarbonformostapplicationsshouldhaveahighdynamiccapacityfortheadsorbateNocoupledwithashortmasstransferzone(smalldc)whenevaluatedundertheoperatingconditionsanticipatedfortheadsorber.FIG.1ConcentrationProfileofanActivatedCarbonBedatBreakthrough1.1Thisguidecoverstheevaluationofactivatedcarbonsforgas-phaseadsorption.Itpresentsaprocedurefordeterminingthedynamicadsorptioncapacity,N