热门站点| 世界资料网 | 专利资料网 | 世界资料网论坛
收藏本站| 设为首页| 首页

DIN IEC 60598-2-2-2009 灯具.第2-2部分:特殊要求.凹槽式灯具

作者:标准资料网 时间:2024-05-03 04:46:41  浏览:8653   来源:标准资料网
下载地址: 点击此处下载
【英文标准名称】:Luminaires-Part2-2:Particularrequirements-Recessedluminaires(IEC34D/934/CD:2009)
【原文标准名称】:灯具.第2-2部分:特殊要求.凹槽式灯具
【标准号】:DINIEC60598-2-2-2009
【标准状态】:作废
【国别】:德国
【发布日期】:2009-09-01
【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】:
【英文主题词】:Classification;Connections;Design;Dischargelamps;Earthconductors;Electriccables;Electricalengineering;Fluorescentlamps;Heating;Illuminatingengineering;Illuminationengineering;Incandescentlamps;Inscription;Inspection;Lightingsystems;Luminaires;Marking;Permanency;Recessedluminaires;Specification(approval);Testing;Testingrequirements;Tubularfluorescentlamps
【摘要】:
【中国标准分类号】:
【国际标准分类号】:29_140_40
【页数】:16P;A4
【正文语种】:德语


下载地址: 点击此处下载
【英文标准名称】:StandardGuideforCollection,Storage,Characterization,andManipulationofSedimentsforToxicologicalTestingandforSelectionofSamplersUsedtoCollectBenthicInvertebrates
【原文标准名称】:用于收集底栖无脊椎动物取样器的选择和毒理测定用沉积物的收集,存储,表征和操作方法的标准指南
【标准号】:ASTME1391-2003(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【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】:E47.03
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:basketsamplers;benthicmacroinvertebrates;characterization;collection;interstitialwater;manipulation;multiplatesamplers;porewater;sediment;sedimentgrabsamplers;spiking;storage;streamnetsamplingdevices;toxicity;transport;Benthicmac
【摘要】:Sedimenttoxicityevaluationsareacriticalcomponentofenvironmentalqualityandecosystemimpactassessments,andareusedtomeetavarietyofresearchandregulatoryobjectives.Themannerinwhichthesedimentsarecollected,stored,characterized,andmanipulatedcaninfluencetheresultsofanysedimentqualityorprocessevaluationgreatly.Addressingthesevariablesinasystematicanduniformmannerwillaidtheinterpretationsofsedimenttoxicityorbioaccumulationresultsandmayallowcomparisonsbetweenstudies.Sedimentqualityassessmentisanimportantcomponentofwaterqualityprotection.Sedimentassessmentscommonlyincludephysicochemicalcharacterization,toxicitytestsorbioaccumulationtests,aswellasbenthiccommunityanalyses.Theuseofconsistentsedimentcollection,manipulation,andstoragemethodswillhelpprovidehighqualitysampleswithwhichaccuratedatacanbeobtainedforthenationalinventoryandforotherprogramstoprevent,remediate,andmanagecontaminatedsediment.Itisnowwidelyknownthatthemethodsusedinsamplecollection,transport,handling,storage,andmanipulationofsedimentsandinterstitialwaterscaninfluencethephysicochemicalpropertiesandtheresultsofchemical,toxicity,andbioaccumulationanalyses.Addressingthesevariablesinanappropriateandsystematicmannerwillprovidemoreaccuratesedimentqualitydataandfacilitatecomparisonsamongsedimentstudies.Thisstandardprovidescurrentinformationandrecommendationsforcollectingandhandlingsedimentsforphysicochemicalcharacterizationandbiologicaltesting,usingproceduresthataremostlikelytomaintaininsituconditions,mostaccuratelyrepresentthesedimentinquestion,orsatisfyparticularneeds,tohelpgenerateconsistent,highqualitydatacollection.Thisstandardisintendedtoprovidetechnicalsupporttothosewhodesignorperformsedimentqualitystudiesunderavarietyofregulatoryandnon-regulatoryprograms.Informationisprovidedconcerninggeneralsamplingdesignconsiderations,fieldandlaboratoryfacilitiesneeded,safety,samplingequipment,samplestorageandtransportprocedures,andsamplemanipulationissuescommontochemicalortoxicologicalanalyses.Informationcontainedinthisstandardreflectstheknowledgeandexperienceofseveralinternationally-knownsourcesincludingthePugetSoundEstuaryProgram(PSEP),WashingtonStateDepartmentofEcology(WDE),UnitedStatesEnvironmentalProtectionAgency(USEPA),USArmyCorpsofEngineers(USACE),NationalOceanicandAtmosphericAdministration(NOAA),andEnvironmentCanada.Thisstandardattemptstopresentacoherentsetofrecommendationsonfieldsamplingtechniquesandsedimentorinterstitialwatersampleprocessingbasedontheabovesources,aswellasextensiveinformationinthepeer-reviewedliterature.Asthescopeofthisstandardisbroad,itisimpossibletoadequatelypresentdetailedinformationoneveryaspectofsedimentsamplingandprocessingforallsituations.Norissuchdetailedguidancewarrantedbecausemuchofthisinformation(forexample,howtooperateaparticularsamplingdeviceorhowtouseaGeographicalPositioningSystem(GPS)device)alreadyexistsinotherpublishedmaterialsreferencedinthisstandard.Giventheaboveconstraints,thisstandard:(1)presentsadiscussionofactivitiesinvolvedinsedimentsamplingandsampleprocessing;(2)alertstheusertoimportantissuesthatshouldbeconsideredwithineachactivity;and(3)givesrecommendationsonhowtobestaddresstheissuesraisedsuchthatappropriatesamplesarecollectedandanalyzed.Anattemptismadetoalerttheusertodifferentconsiderationspertainingtosamplingandsampleprocessingdependingontheobjectivesofthestudy(forexample,remedi......
【中国标准分类号】:Z19
【国际标准分类号】:
【页数】:94P.;A4
【正文语种】:英语


【英文标准名称】:Industrialcommunicationnetworks-Fieldbusspecifications-Part3-8:Data-linklayerservicedefinition-Type8elements(IEC61158-3-8:2007);EnglishversionEN61158-3-8:2008,onlyonCD-ROM
【原文标准名称】:工业通信网络.现场总线规范.第3-8部分:数据链层服务定义.8型元件
【标准号】:DINEN61158-3-8-2008
【标准状态】:现行
【国别】:德国
【发布日期】:2008-09
【实施或试行日期】:2008-09-01
【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】:总线系统;总线;电路网络;通信;控制设备;控制系统;控制工艺学;数据通信;数据链层;数据连接系统;数据处理;数据服务;数据传送;定义;数字的;数字数据;数字工程;电子数据处理;电气工程;电子仪器;电子系统;英语;现场总线;制导系统;工业的;工业设施;信息交换;信息处理;信息技术;联络母线;接口(数据处理);链路层;开放系统互连;OSI;过程控制;过程控制工程;过程控制系统;信号;规范;规范(验收);传输媒质
【英文主题词】:Bussystems;Buses(dataprocessing);Circuitnetworks;Communication;Controlequipment;Controlsystems;Controltechnology;Datacommunication;Datalinklayers;Datalinksystem;Dataprocessing;Dataservices;Datatransfer;Definition;Definitions;Digital;Digitaldata;Digitalengineering;EDP;Electricalengineering;Electronicinstruments;Electronicsystems;Englishlanguage;Fieldbus;Guidancesystems;Industrial;Industrialfacilities;Informationinterchange;Informationprocessing;Informationtechnology;INTERBUS;Interbus;Interfaces(dataprocessing);Linklayers;Opensystemsinterconnection;OSI;Processcontrol;Processcontrolengineering;Processcontrolsystems;Signals;Specification;Specification(approval);Transmissionmedia
【摘要】:1.1OverviewThispartofIEC61158providescommonelementsforbasictime-criticalmessagingcommunicationsbetweendevicesinanautomationenvironment.Theterm“time-critical”isusedtorepresentthepresenceofatime-window,withinwhichoneormorespecifiedactionsarerequiredtobecompletedwithsomedefinedlevelofcertainty.Failuretocompletespecifiedactionswithinthetimewindowrisksfailureoftheapplicationsrequestingtheactions,withattendantrisktoequipment,plantandpossiblyhumanlife.ThisstandarddefinesinanabstractwaytheexternallyvisibleserviceprovidedbytheType8fieldbusdata-linklayerintermsofa)theprimitiveactionsandeventsoftheservice;b)theparametersassociatedwitheachprimitiveactionandevent,andtheformwhichtheytake;andc)theinterrelationshipbetweentheseactionsandevents,andtheirvalidsequences.Thepurposeofthisstandardistodefinetheservicesprovidedto?theType8fieldbusapplicationlayerattheboundarybetweentheapplicationanddata-linklayersofthefieldbusreferencemodel,and?systemsmanagementattheboundarybetweenthedata-linklayerandsystemsmanagementofthefieldbusreferencemodel.1.2SpecificationsTheprincipalobjectiveofthisstandardistospecifythecharacteristicsofconceptualdata-linklayerservicessuitablefortime-criticalcommunications,andthussupplementtheOSIBasicReferenceModelinguidingthedevelopmentofdata-linkprotocolsfortime-criticalcommunications.Asecondaryobjectiveistoprovidemigrationpathsfrompreviously-existingindustrialcommunicationsprotocols.ThisspecificationmaybeusedasthebasisforformalDL-Programming-Interfaces.Nevertheless,itisnotaformalprogramminginterface,andanysuchinterfacewillneedtoaddressimplementationissuesnotcoveredbythisspecification,includinga)thesizesandoctetorderingofvariousmulti-octetserviceparameters,andb)thecorrelationofpairedrequestandconfirm,orindicationandresponse,primitives.1.3ConformanceThisstandarddoesnotspecifyindividualimplementationsorproducts,nordoesitconstraintheimplementationsofdata-linkentitieswithinindustrialautomationsystems.Thereisnoconformanceofequipmenttothisdata-linklayerservicedefinitionstandard.Instead,conformanceisachievedthroughimplementationofthecorrespondingdata-linkprotocolthatfulfillstheType8data-linklayerservicesdefinedinthisstandard.
【中国标准分类号】:N18;P76
【国际标准分类号】:35_100_20;35_160;35_240_50
【页数】:36P.;A4
【正文语种】:英语



版权声明:所有资料均为作者提供或网友推荐收集整理而来,仅供爱好者学习和研究使用,版权归原作者所有。
如本站内容有侵犯您的合法权益,请和我们取得联系,我们将立即改正或删除。
京ICP备14017250号-1