SY 5444-1992 钻井液用评价土
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基本信息
标准名称: | 钻井液用评价土 |
发布日期: | 1992-04-27 |
实施日期: | 1992-10-01 |
首发日期: | 1900-01-01 |
作废日期: | 1900-01-01 |
出版日期: | 1900-01-01 |
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 石油勘探 开发 集输设备 石油钻采设备与仪器
下载地址: 点击此处下载
【英文标准名称】:Industrialcommunicationnetworks-Fieldbusspecifications-Part4-2:Data-linklayerprotocolspecification-Type2elements
【原文标准名称】:工业通讯网络.数据总线规范.第4-2部分:数据联络层协议规范.2型元件
【标准号】:IEC61158-4-2-2007
【标准状态】:作废
【国别】:国际
【发布日期】:2007-12
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC65C
【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;数据设备;数据传送;定义;数字的;数字数据;数字工程;数字信号;电子数据处理;电气工程;电子仪器;电子系统;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;接口;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;协议规范;协议;信号;规范;规范(验收);传输媒质;传输协议
【英文主题词】:Bussystems;Buses(dataprocessing);Circuitnetworks;Communication;Controlequipment;Controlsystems;Controltechnology;Datacommunication;Datalinklayers;Datalinksystem;Dataprocessing;Dataservices;Datatransfer;Definitions;Digital;Digitaldata;Digitalengineering;Digitalsignals;EDP;Electronicinstruments;Electronicsystems;Englishlanguage;Fieldbus;Guidancesystems;Industrial;Industrialfacilities;Informationinterchange;Informationprocessing;Informationtechnology;Interfaces;Interfaces(dataprocessing);Linklayers;Opensystemsinterconnection;OSI;Processcontrol;Processcontrolengineering;Processcontrolsystems;Protocolspecification;Protocols;Signals;Specification;Specification(approval);Transmissionmedia;Transmissionprotocol
【摘要】:1.1GeneralThedata-linklayerprovidesbasictime-criticalmessagingcommunicationsbetweendevicesinanautomationenvironment.Thisprotocolprovidescommunicationopportunitiestoallparticipatingdata-linkentities,sequentiallyandinacyclicsynchronousmanner.Foregroundscheduledaccessisavailablefortime-criticalactivitiestogetherwithbackgroundunscheduledaccessforlesscriticalactivities.Deterministicandsynchronizedtransferscanbeprovidedatcyclicintervalsupto1msanddeviceseparationsof25km.Thisperformanceisadjustabledynamicallyandon-linebyreconfiguringtheparametersofthelocallinkwhilstnormaloperationcontinues.Bysimilarmeans,DLconnectionsandnewdevicesmaybeaddedorremovedduringnormaloperation.Thisprotocolprovidesmeanstomaintainclocksynchronizationacrossanextendedlinkwithaprecisionbetterthan10μs.ThisprotocoloptimizeseachaccessopportunitybyconcatenatingmultipleDLSDUsandassociatedDLPCIintoasingleDLPDU,therebyimprovingdatatransferefficiencyfordatalinkentitiesthatactivelysourcemultiplestreamsofdata.Themaximumsystemsizeisanunlimitednumberoflinksof99nodes,eachwith255DLSAPaddresses.Eachlinkhasamaximumof224relatedpeerandpublisherDLCEPs.1.2SpecificationsThisstandardspecifiesa)proceduresforthetimelytransferofdataandcontrolinformationfromonedata-linkuserentitytoapeeruserentity,andamongthedata-linkentitiesformingthedistributeddatalinkserviceprovider;b)thestructureofthefieldbusDLPDUsusedforthetransferofdataandcontrolinformationbytheprotocolofthisstandard,andtheirrepresentationasphysicalinterfacedataunits.1.3ProceduresTheproceduresaredefinedintermsofa)theinteractionsbetweenpeerDL-entities(DLEs)throughtheexchangeoffieldbusDLPDUs;b)theinteractionsbetweenaDL-service(DLS)providerandaDLS-userinthesamesystemthroughtheexchangeofDLSprimitives;c)theinteractionsbetweenaDLS-providerandaPh-serviceproviderinthesamesystemthroughtheexchangeofPh-serviceprimitives.1.4ApplicabilityTheseproceduresareapplicabletoinstancesofcommunicationbetweensystemswhichsupporttime-criticalcommunicationsserviceswithinthedata-linklayeroftheOSIorfieldbusreferencemodels,andwhichrequiretheabilitytointerconnectinanopensystemsinterconnectionenvironment.Profilesprovideasimplemulti-attributemeansofsummarizinganimplementation’scapabilities,andthusitsapplicabilitytovarioustime-criticalcommunicationsneeds.1.5ConformanceThisstandardalsospecifiesconformancerequirementsforsystemsimplementingtheseprocedures.Thisstandarddoesnotcontainteststodemonstratecompliancewithsuchrequirements.
【中国标准分类号】:N18;P76
【国际标准分类号】:25_040_40;35_100_20;35_160;35_240_50
【页数】:224P;A4
【正文语种】:英语
【原文标准名称】:工业通讯网络.数据总线规范.第4-2部分:数据联络层协议规范.2型元件
【标准号】:IEC61158-4-2-2007
【标准状态】:作废
【国别】:国际
【发布日期】:2007-12
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC65C
【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;数据设备;数据传送;定义;数字的;数字数据;数字工程;数字信号;电子数据处理;电气工程;电子仪器;电子系统;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;接口;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;协议规范;协议;信号;规范;规范(验收);传输媒质;传输协议
【英文主题词】:Bussystems;Buses(dataprocessing);Circuitnetworks;Communication;Controlequipment;Controlsystems;Controltechnology;Datacommunication;Datalinklayers;Datalinksystem;Dataprocessing;Dataservices;Datatransfer;Definitions;Digital;Digitaldata;Digitalengineering;Digitalsignals;EDP;Electronicinstruments;Electronicsystems;Englishlanguage;Fieldbus;Guidancesystems;Industrial;Industrialfacilities;Informationinterchange;Informationprocessing;Informationtechnology;Interfaces;Interfaces(dataprocessing);Linklayers;Opensystemsinterconnection;OSI;Processcontrol;Processcontrolengineering;Processcontrolsystems;Protocolspecification;Protocols;Signals;Specification;Specification(approval);Transmissionmedia;Transmissionprotocol
【摘要】:1.1GeneralThedata-linklayerprovidesbasictime-criticalmessagingcommunicationsbetweendevicesinanautomationenvironment.Thisprotocolprovidescommunicationopportunitiestoallparticipatingdata-linkentities,sequentiallyandinacyclicsynchronousmanner.Foregroundscheduledaccessisavailablefortime-criticalactivitiestogetherwithbackgroundunscheduledaccessforlesscriticalactivities.Deterministicandsynchronizedtransferscanbeprovidedatcyclicintervalsupto1msanddeviceseparationsof25km.Thisperformanceisadjustabledynamicallyandon-linebyreconfiguringtheparametersofthelocallinkwhilstnormaloperationcontinues.Bysimilarmeans,DLconnectionsandnewdevicesmaybeaddedorremovedduringnormaloperation.Thisprotocolprovidesmeanstomaintainclocksynchronizationacrossanextendedlinkwithaprecisionbetterthan10μs.ThisprotocoloptimizeseachaccessopportunitybyconcatenatingmultipleDLSDUsandassociatedDLPCIintoasingleDLPDU,therebyimprovingdatatransferefficiencyfordatalinkentitiesthatactivelysourcemultiplestreamsofdata.Themaximumsystemsizeisanunlimitednumberoflinksof99nodes,eachwith255DLSAPaddresses.Eachlinkhasamaximumof224relatedpeerandpublisherDLCEPs.1.2SpecificationsThisstandardspecifiesa)proceduresforthetimelytransferofdataandcontrolinformationfromonedata-linkuserentitytoapeeruserentity,andamongthedata-linkentitiesformingthedistributeddatalinkserviceprovider;b)thestructureofthefieldbusDLPDUsusedforthetransferofdataandcontrolinformationbytheprotocolofthisstandard,andtheirrepresentationasphysicalinterfacedataunits.1.3ProceduresTheproceduresaredefinedintermsofa)theinteractionsbetweenpeerDL-entities(DLEs)throughtheexchangeoffieldbusDLPDUs;b)theinteractionsbetweenaDL-service(DLS)providerandaDLS-userinthesamesystemthroughtheexchangeofDLSprimitives;c)theinteractionsbetweenaDLS-providerandaPh-serviceproviderinthesamesystemthroughtheexchangeofPh-serviceprimitives.1.4ApplicabilityTheseproceduresareapplicabletoinstancesofcommunicationbetweensystemswhichsupporttime-criticalcommunicationsserviceswithinthedata-linklayeroftheOSIorfieldbusreferencemodels,andwhichrequiretheabilitytointerconnectinanopensystemsinterconnectionenvironment.Profilesprovideasimplemulti-attributemeansofsummarizinganimplementation’scapabilities,andthusitsapplicabilitytovarioustime-criticalcommunicationsneeds.1.5ConformanceThisstandardalsospecifiesconformancerequirementsforsystemsimplementingtheseprocedures.Thisstandarddoesnotcontainteststodemonstratecompliancewithsuchrequirements.
【中国标准分类号】:N18;P76
【国际标准分类号】:25_040_40;35_100_20;35_160;35_240_50
【页数】:224P;A4
【正文语种】:英语
基本信息
标准名称: | 建筑同层排水系统技术规程(附条文说明) |
英文名称: | Technical specification for same-floor drainage system in buildings |
中标分类: | 工程建设 >> 给水、排水工程 >> 建筑给水、排水工程 |
ICS分类: | 建筑材料和建筑物 >> 建筑物中的设施 >> 下水道系统 |
发布部门: | 中国工程建设标准化协会 |
发布日期: | 2008-08-19 |
实施日期: | 2008-12-01 |
首发日期: | |
作废日期: | |
起草单位: | 华东建筑设计研究院有限公司 |
起草人: | 冯旭东、徐扬、梁葆春、杜伟国等 |
出版社: | 中国计划出版社 |
出版日期: | 2008-10-01 |
页数: | 36 |
书号: | 1580177.103 |
适用范围
本规程适用于新建、扩建和改建的居住建筑内同层排水系统的设计、施工、验收及维护。公共建筑、工业建筑内生活排水采用同层排水系统可参照执行。
前言
没有内容
目录
没有内容
引用标准
没有内容
所属分类: 工程建设 给水 排水工程 建筑给水 排水工程 建筑材料和建筑物 建筑物中的设施 下水道系统