ASTM C1318-1995(2001) 烟道气体脱硫用石灰中的可溶解钙、氧化镁总中合能力的标准测定方法
时间:2024-05-10 01:55:39 来源: 标准资料网 作者：标准资料网 阅读：8569
【英文标准名称】:StandardTestMethodforDeterminationofTotalNeutralizingCapabilityandDissolvedCalciumandMagnesiumOxideinLimeforFlueGasDesulfurization(FGD)
【原文标准名称】:烟道气体脱硫用石灰中的可溶解钙、氧化镁总中合能力的标准测定方法
【标准号】:ASTMC1318-1995(2001)
【标准状态】:现行
【国别】:
【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】:C07.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:中和作用;石灰;烟道气体脱硫工厂
【英文主题词】:dissolvedcalcium;dissolvedmagnesium;fluegasdesulfurization(FGD);lime;pHdetermination;totalneutralizingcapability;NumberCode75.180.20(Processingequipment)
【摘要】:Thereareexistinglime-basedfluegasdesulfurizationunitsinoperationthatrequireamethodtomeasuretheoxidesavailableforsulfurdioxideabsorption.Dissolvedmagnesiumoxidevariesamonglimesdependingonthelimestonesourcesandcalcinationconditions.1.1Thistestmethodcoversanalysisofmagnesian,dolomiticandhigh-calciumlimesfortotalneutralizingcapabilityanddissolvedmajoroxides.Dissolvedcalciumandmagnesiumarethemajorspeciesthatneutralizeacidundertheconditionsofthetest.1.2Thetestconditionsarechosentomeasuretheacid-neutralizingcapacityofbothcalciumhydroxideandmagnesiumhydroxidecontainedinslakedlime.BycontrollingtheneutralizationpHat6,magnesiumhydroxideandmagnesiumoxidearetitratedinadditiontocalciumhydroxidefraction.1.3ThistestmethodalsodeterminesthefractionofMgionspresentinthelimethatwilldissolveunderlimefluegasdesulfurization(FGD)conditions.BecausetheMg++ionaltersFGDperformance,itisimportanttoknowitsconcentration.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E97
【国际标准分类号】:75_180_20
【页数】:3P.;A4
【正文语种】:
【英文标准名称】:Safetyoflaserproducts–Part2:Safetyofopticalfibrecommunicationsystems(OFCS)
【原文标准名称】:激光产品的安全.第2部分:光纤通信系统(OFCS)的安全性
【标准号】:IEC60825-2-2010
【标准状态】:现行
【国别】:国际
【发布日期】:2010-12-01
【实施或试行日期】:2010-12-01
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IECtechnicalcommittee76
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:ThisPart2ofIEC60825providesrequirementsandspecificguidanceforthesafeoperationandmaintenanceofopticalfibrecommunicationsystems(OFCS).Inthesesystemsopticalpowermaybeaccessibleoutsidetheconfinementsoftransmittingequipmentoratgreatdistancefromtheopticalsource.ThisPart2requirestheassessmentofhazardlevelsataccessiblelocationsasareplacementforclassificationaccordingtoIEC60825-1.Itappliestothecompleteinstalledend-to-endOFCS,includingitscomponentsandsubassembliesthatgenerateoramplifyopticalradiation.IndividualcomponentsandsubassembliesthataresoldonlytoOEMvendorsforincorporationintoacompleteinstalledend-to-endOFCSneednotbeassessedtothisstandard,sincethefinalOFCSshoulditselfbeassessedaccordingtothisstandard.NOTE1Theabovestatementisnotintendedtopreventmanufacturersofsuchcomponentsandsubassembliesfromusingthisstandardiftheywishtodoso,orarerequiredtodosobycontract.Thisstandarddoesnotapplytoopticalfibresystemsprimarilydesignedtotransmitopticalpowerforapplicationssuchasmaterialprocessingormedicaltreatment.Inadditiontothehazardsresultingfromlaserradiation,OFCSmayalsogiverisetootherhazards,suchasfire.ThisstandarddoesnotaddresssafetyissuesassociatedwithexplosionorfirewithrespecttoOFCSdeployedinexplosiveatmospheres.ThroughoutthispartofIEC60825,areferenceto‘laser’istakentoincludelight-emittingdiodes(LEDs)andopticalamplifiers.NOTE2Theopticalhazardoflightemergingfromafibreisdeterminedbythewavelengthandpoweremergingfromthefibreandtheopticalcharacteristicsofthefibre.(SeeAnnexA.).TheobjectiveofthisPart2ofIEC60825isto:–protectpeoplefromopticalradiationresultingfromOFCS;–providerequirementsformanufacturers,installationorganizations,serviceorganizationsandoperatingorganizationsinordertoestablishproceduresandsupplyinformationsothatproperprecautionscanbeadopted;–ensureadequatewarningsareprovidedtoindividualsregardingthepotentialhazardsassociatedwithOFCSthroughtheuseofsigns,labelsandinstructions.AnnexAgivesamoredetailedrationaleforthispartofIEC60825.ThesafetyofanOFCSdependstoasignificantdegreeonthecharacteristicsoftheequipmentformingthatsystem.Dependingonthecharacteristicsoftheequipment,itmaybenecessarytomarksafetyrelevantinformationontheproductorincludeitwithintheinstructionsforuse.Whererequiredbythelevelofpotentialhazard,itplacestheresponsibilityforthesafedeploymentanduseofthesesystemsontheinstallerorend-user/operatingorganizationorboth.Thisstandardplacestheresponsibilityforadherencetosafetyinstructionsduringinstallationandserviceoperationsontheinstallationorganizationandserviceorganizationsasappropriate,andoperationandmaintenancefunctionsontheend-userorOperatingorganization.Itisrecognisedthattheuserofthisstandardmayfallintooneormoreoftheaforementionedcategoriesofmanufacturer,installationorganization,end-useroroperatingorganization.
【中国标准分类号】:M33
【国际标准分类号】:31_260;33_180_01
【页数】:114P.;A4
【正文语种】:
【英文标准名称】:Thermalinsulatingproductsforbuildingequipmentandindustrialinstallations.Determinationofshort-termwaterabsorptionbypartialimmersionofpreformedpipeinsulation
【原文标准名称】:建筑设备与工业装置用热绝缘产品.用预制管绝缘层的部分浸入测定短期水吸收性
【标准号】:ISO12623-2011
【标准状态】:现行
【国别】:国际
【发布日期】:2011-01-15
【实施或试行日期】:2011-01-15
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC163
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:Artificialweatheringtests;Atmosphericinfluences;Basicdomesticfacilities;Buildingservices;Buildings;Construction;Constructionmaterials;Determination;Energylosses;Immersion;Immersiontests;Insulatingmaterials;Materialstesting;Measurement;Measuringtechniques;Pipes;Plastics;Prefabricated;Preparation;Principle;Properties;Serviceinstallations;Testpieces;Testspecimens;Testing;Thermalinsulatingmaterials;Thermalinsulation;Treatment;Water;Waterabsorption
【摘要】:ThisInternationalStandardspecifiestheequipmentandproceduresfordeterminingtheshort-termwaterabsorptionofpreformedpipeinsulationbypartialimmersioninwater.Itisapplicabletothermalinsulatingproducts.NOTEItisintendedtosimulatethewaterabsorptioncausedbyexposuretorainfor24hduringproductinstallation.Ifthepipeinsulationiscutfromaflatproduct,thentheshort-termwaterabsorptionbypartialimmersioncanbeobtainedfromtestscarriedoutontheflatproductwithsimilarpropertiesinaccordancewithEN1609,providedthatthetestiscarriedoutinthedirectiongivingthehighestwateruptake.ThisInternationalStandardhasbeenpreparedforproductsusedtoinsulatebuildingequipmentandindustrialinstallations,butitmayalsobeappliedtoproductsusedinotherareas.NoexistingInternationalStandardssupersedethisone.
【中国标准分类号】:
【国际标准分类号】:91_100_60
【页数】:20P.;A4
【正文语种】:英语