SY/T 6784-2010 钢质储罐腐蚀控制标准
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基本信息
标准名称: | 钢质储罐腐蚀控制标准 |
发布部门: | 国家能源局 |
发布日期: | 2010-08-27 |
实施日期: | 2010-12-15 |
首发日期: | |
作废日期: | |
出版社: | 石油工业出版社 |
出版日期: | 2010-12-15 |
适用范围
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前言
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目录
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引用标准
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所属分类: 石油 石油综合 卫生 安全 劳动保护 环保 保健与安全 职业安全 工业卫生
【英文标准名称】:StandardTestMethodforDeterminingthe(In-Plane)HydraulicTransmissivityofaGeosyntheticbyRadialFlow
【原文标准名称】:径向流动法测定土工合成物(平面)液压透射率的试验方法
【标准号】:ASTMD6574-2000(2006)
【标准状态】:现行
【国别】:
【发布日期】:2000
【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】:D35.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:geosynthetics;hydraulictransmissivity;indextest;in-planeflow;radialtransmissivity
【摘要】:Thistestmethodisanindextesttoestimateandcomparethein-planehydraulictransmissivityofoneorseveralcandidategeosyntheticsunderspecificgradientandstressconditions.Thistestmethodmaybeusedforacceptancetestingofcommercialshipmentsofgeosynthetics,butcautionisadvisedsinceinformationaboutbetween-laboratoryprecisionisincomplete.Comparativetestsasdirectedin5.2.1areadvisable.5.2.1Incaseofadisputearisingfromdifferencesinreportedtestresultswhenusingthisprocedureforacceptanceofcommercialshipments,thepurchaserandthesuppliershouldfirstconfirmthatthetestshavebeenconductedusingcomparabletestparametersincludingspecimenconditioning,normalstress,hydraulicsystemgradient,etc.Comparativeteststhenshouldbeconductedtodetermineifthereisastatisticalbiasbetweentheirlaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimensthatareashomogeneousaspossibleandthatareformedfromalotofthematerialinquestion.Thetestspecimensshouldbeassignedrandomlytoeachlaboratoryfortesting.TheaverageresultsfromthetwolaboratoriesshouldbecomparedusingtheStudentrsquo;t-testforunpaireddataandanacceptableprobabilitylevelchosenbythetwopartiesbeforetestingisbegun.Ifbiasisfound,eitheritscausemustbefoundandcorrectedorthepurchaserandsuppliermustagreetointerpretfuturetestresultsinlightoftheknownbias.1.1Thistestmethodcoverstheprocedurefordeterminingthein-planetransmissivityofgeosyntheticsundervaryingnormalcompressivestressesusingaradialflowapparatus.Thetestisintendedtobeanindextestusedprimarilyforgeotextiles,althoughotherproductscomposedofgeotextilesandgeotextile-typematerialsmaybesuitablefortestingwiththistestmethod.1.2Thistestmethodisbasedontheassumptionthatthetransmissivityofthegeosyntheticisindependentoforientationoftheflowandisthereforelimitedtogeosyntheticsthathavesimilartransmissivityinalldirectionsandshouldnotbeusedformaterialswithorientedflowbehavior.1.3Thistestmethodhasbeendevelopedspecificallyforgeosyntheticsthathavetransmissivityvaluesontheorderoforlessthan2104m2/s.ConsiderusingTestMethodD4716forgeosyntheticswithtransmissivityvalueshigherthan2104m2/s.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P04
【国际标准分类号】:59_080_70
【页数】:5P.;A4
【正文语种】:
【英文标准名称】:Electromagneticcompatibility(EMC)-Part4:Testingandmeasuringtechniques;Section24:TestmethodsforprotectivedevicesforHEMPconducteddisturbances;basicEMCPublication(IEC61000-4-24:1997);GermanversionEN61000-4-24:1997
【原文标准名称】:电磁兼容性(EMC).第4部分:试验和测量技术.第24节:HEMP传导干扰防护设备试验方法.EMC基本出版物
【标准号】:DINEN61000-4-24-1997
【标准状态】:现行
【国别】:德国
【发布日期】:1997-11
【实施或试行日期】:1997-11-01
【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】:电磁兼容性;电磁兼容性;试验;试验装置;干扰抑制;干扰抑制;试验电压;电气器具;电气工程;工业的;电气设备;电磁学;磁电效应;影响量;规范(验收);正弦变化;定义;测量;测量仪器;工业;测量技术;兼容性;电气安全;电子仪器;电
【英文主题词】:
【摘要】:
【中国标准分类号】:L06
【国际标准分类号】:33_100_20
【页数】:14P;A4
【正文语种】:德语