【英文标准名称】:StandardTestMethodforWaterandSedimentinCrudeOilbytheCentrifugeMethod(LaboratoryProcedure)
【原文标准名称】:离心法(实验室方法)测定原油中水和沉积物的标准试验方法
【标准号】:ASTMD4007-2008
【标准状态】:现行
【国别】:美国
【发布日期】:2008
【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
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:centrifuge;centrifugetube;crudeoil;laboratoryprocedure;sampling;sedimentandwater;solvent;Centrifugemethod;Crudepetroleumproducts;Laboratorywatertesting;Sedimentcontent;Watercontent--crudeoil;Waterplussedimentcontent;Centrifuge
【摘要】:Thewaterandsedimentcontentofcrudeoilissignificantbecauseitcancausecorrosionofequipmentandproblemsinprocessing.Adeterminationofwaterandsedimentcontentisrequiredtomeasureaccuratelynetvolumesofactualoilinsales,taxation,exchanges,andcustodytransfers.Itisnotanticipatedthatthistestmethod,whichiswrittenwithadedicatedlaboratoryfacilityinmind,islikelytobeusedinfieldtestroomsorsampleroomsduetosafetyconcernsforproperventilationnbsp;nbsp;nbsp;andhandling.1.1Thistestmethoddescribesthelaboratorydeterminationofwaterandsedimentincrudeoilsbymeansofthecentrifugeprocedure.Thiscentrifugemethodfordeterminingwaterandsedimentincrudeoilsisnotentirelysatisfactory.Theamountofwaterdetectedisalmostalwayslowerthantheactualwatercontent.Whenahighlyaccuratevalueisrequired,therevisedproceduresforwaterbydistillation,TestMethodD4006(APIMPMSChapter10.2)(Note1),andsedimentbyextraction,TestMethodD473(APIMPMSChapter10.1),shallbeused.Note18212;TestMethodD4006(APIMPMSChapter10.2)hasbeendeterminedtobethepreferredandmostaccuratemethodforthedeterminationofwater.1.2ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Specificwarningstatementsappearin6.1,8.3,andA1.5.4.
【中国标准分类号】:E20
【国际标准分类号】:75_040
【页数】:13P.;A4
【正文语种】:英语
基本信息
标准名称: | 打叶烟叶专用检测仪器计量检定规程 第2部分:叶片振动分选机 |
英文名称: | Verification Regulation of Detecting Instrument for Threshed Tobacco—Part 2:Lamina Selection Machine |
发布部门: | 国家烟草专卖局 |
发布日期: | 2009-03-30 |
实施日期: | 2009-05-01 |
首发日期: | |
作废日期: | |
主管部门: | 国家烟草专卖局 |
归口单位: | 国家烟草专卖局 |
起草单位: | 中国烟草标准化研究中心、北京长征高科技有限公司、天昌国际烟草有限公司 |
起草人: | 赵航、邓立群 |
出版社: | 中国标准出版社 |
出版日期: | 2009-05-01 |
页数: | 平装16开/页数:12/字数:12千字 |
适用范围
JJG(烟草)23的本部分中以后提到叶片振动分选机即为打叶烟叶专用仪器叶片振动分选机。本部分适用于叶片振动分选机的首次检定、后续检定、维修后检定和使用中检验。
前言
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引用标准
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所属分类:
【英文标准名称】:Multi-burnergas-firedoverheadradianttubeheatersystemsfornon-domesticuse-Part4:SystemH-Safety;EnglishversionofDINEN777-4:2009-09
【原文标准名称】:非家用多燃烧器的燃气高架辐射管加热器系统.第4部分:系统H.安全性.英文版本DINEN777-4-2009-09
【标准号】:DINEN777-4-2009
【标准状态】:现行
【国别】:德国
【发布日期】:2009-09
【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】:自动;燃烧器;CE标记;分类;商业的;结构要求;校正装置;定义(术语);效应;排放;设备安全性;风扇;气体加热器;燃气技术;燃气动力装置;加热器;工业的;工业;红外灯;检验;安装说明书;使用说明书;作标记;操作说明书;高架辐射管加热器;辐射加热器;安全性;安全工程;安全性要求;规范(验收);测试;贸易;使用
【英文主题词】:Automatic;Burners;CEmarking;Classification;Commercial;Constructionrequirements;Correctingunits;Definitions;Effects;Emission;Equipmentsafety;Fans;Gasheaters;Gastechnology;Gas-powereddevices;Heaters;Industrial;Industries;Infraredlamps;Inspection;Installationinstructions;Instructionsforuse;Marking;Operationalinstructions;Overheadradianttubeheaters;Radiantheaters;Safety;Safetyengineering;Safetyrequirements;Specification(approval);Testing;Trade;Use
【摘要】:ThisEuropeanStandardspecifiestherequirementsandtestmethodsfortheconstruction,safety,classificationandmarkingofnon-domesticgas-firedoverheadradianttubesystemsincorporatingtwoormoreburnerunitswitheachburnerunderthecontrolofanautomaticburnercontrolsystem,andoperatedbyasinglefanprovidingasingleflueoutlet,calledsystemHandreferredtointhebodyofthetextasthe"system".ThisstandardisapplicabletoTypeB52systems(see4.3)intendedforuseinotherthandomesticdwellings,inwhichthesupplyofcombustionairandtheevacuationoftheproductsofcombustionisachievedbymechanicalmeans.Thisstandardisapplicableonlytosuchsystemsthathavefullypre-mixedgas/airburners.Thisstandardisnotapplicableto:a)systemsdesignedforuseindomesticdwellings;b)outdoorsystems;c)systemsofheatinputinexcessof120kW(basedonthenetcalorificvalueoftheappropriatereferencetestgas);d)systemshavingadraughtdiverter;e)systemsthataredesignedforcontinuouscondensationwithinthefluesystemundernormaloperatingconditions;f)systemshavingcombustionproductsevacuationductsthatarenon-metallic.Thisstandardisapplicabletosystemswhichareintendedtobetypetested.Italsoincludesrequirementsconcerningtheevaluationofconformity,includingfactoryproductioncontrol,buttheserequirementsonlyapplytoPOCEDsandtheirassociatedterminals.NOTERequirementsforsystemswhicharenotintendedtobetypetestedwouldneedtobesubjecttofurtherconsideration.RequirementsconcerningtherationaluseofenergyhavenotbeenincludedinthisEuropeanStandard.
【中国标准分类号】:Q83
【国际标准分类号】:97_100_20
【页数】:113P.;A4
【正文语种】:英语