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DBJT 08-1965-1995 多层住宅信报箱(SXB-N型)

作者:标准资料网 时间:2024-05-08 01:02:05  浏览:9835   来源:标准资料网
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基本信息
标准名称:多层住宅信报箱(SXB-N型)
中标分类: 工程建设 >> 工业与民用建筑工程 >> 居住与公共建筑工程
发布日期:
实施日期:1995-01-01
首发日期:
作废日期:
出版日期:
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所属分类: 工程建设 工业与民用建筑工程 居住与公共建筑工程
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【英文标准名称】:Guidefortheprocurementofpowerstationequipment-Turbineauxiliaries-Feedwaterheaters
【原文标准名称】:发电站设备采购指南.涡轮机辅助设备.给水加热器
【标准号】:BSEN45510-6-2-1998
【标准状态】:现行
【国别】:英国
【发布日期】:1998-05-15
【实施或试行日期】:1998-05-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:质量保证;消费者与供货者的关系;质量保证体系;电流;规范;性能;涡轮机;设计;耐久性;电气设备;现场勘测;定货;燃气轮机;涡轮机部件;蒸汽冷凝器;验证;技术文献;组装;接线端;投标;(锅炉)给水;技术写作;采购;工作范围;加热器;安全措施;发电站;规则;维修
【英文主题词】:Definitions;Deliveryconditions;Design;Documentations;Efficiency;Electricpowerstations;Equipment;Evaluations;Feedwaterheaters;Guidebooks;Guidelines;Interfaces(dataprocessing);Maintenance;Manufacturing;Operatingconditions;Performanceinservice;Procurements;Qualityassurance;Qualityrequirements;Specification(approval);Specifications;Stress;Supplyschedule;Supplying;Turbineauxiliaries
【摘要】:Thisstandardgivesguidanceonwritingthetechnicalspecificationfortheprocurementoffeedwaterheatersforuseinelectricitygeneratingstations(powerstations).ThisGuideforprocurementisnotapplicabletoequipmentforuseinthenuclearreactorplantareaofnuclearpowerstations.OtherpossibleapplicationsofsuchequipmenthavenotbeenconsideredinthepreparationofthisGuide.ThisGuidecoverssurfacefeedwaterheatersinstalledinpowerplantsandusedtoheatthemaincondensateandfeedwatertobesuppliedtothesteamproducingsystem.ShellandtubetypefeedwaterheatersareincludedinthisGuide,whiledirectcontactfeedwaterheatersarecoveredbyaseparateguide(seeEN455106-1"Guideforprocurementofpowerstationequipment—Part6-1:Turbineauxiliaries—Deaerators").Feedwaterheatersmayormaynothaveaseparateorinternaldraincoolerordesuperheater.Thefeedwaterheatersheatingthemaincondensatearelowpressure(LP)andthoseheatingthefeedwaterarehighpressure(HP)feedwaterheaters.Dependingontheirinstallationanddesigntheymaybelongtothefollowingtypes:-horizontaltype;-horizontalinthecondenserexhaustneck;-verticalwaterboxup;-verticalwaterboxdown;-feedwaterheaterswithcondensingzoneonly;-twozonefeedwaterheaters(condensinganddraincoolingorcondensinganddesuperheatingzone);-threezonefeedwaterheaters(desuperheating,condensinganddraincoolingzones);-duplexLPheaters;-headertypefeedwaterheaters;-tubesheettypefeedwaterheaters;-separatedraincoolers;-separatedesuperheaters.ThisGuidedoesnotcoverfeedwaterheatingsystemsusingwasteheattakenfromtheexhaustofgasturbinesorfromtheexhaustofaboilerorglandsteam;generally,itonlyappliestosystemswhichuseextractionsteam.TheequipmentcoveredbythisGuideisdefinedbyitsfunctionratherthandesigntype.Therefore,theguidancetothespecificationisstatedinperformancetermsratherthanbeingspecifiedbyadetaileddescriptionoftheequipmenttobesupplied.ThisGuideindicatestopotentialpurchasershowtheirspecificationshouldbepreparedsothat:-theequipmenttypeandcapacityinterfacescorrectlywithotherelementsofthesystems,suchasotherheaters,deaerator,condenser,steamgenerator,etc.;-predictedperformanceisachieved;-ancillaryequipmentisproperlysized;-reliability,availabilityandsafetyrequirementsareachieved;-properconsiderationisgiventotheevaluationprocessandthequalitymeasurestobeapplied.ThisGuidedoesnotdeterminethetypeofspecification(e.g.detailed,performance,functional)ortheextentofsupplyforanygivencontractwhichisnormallydecidedonthebasisofthepurchaser'sprojectstrategy.Itdoesnotcover:-anycommercial,contractualorlegalissueswhicharenormallyinseparatepartsofanenquiry;-anyallocationofresponsibilitieswhicharedeterminedbythecontract.ThisGuidedoesnotprescribethearrangementofthedocumentsintheenquiry.NOTEAsacomprehensiveEuropeanenvironmentalpolicyisstillunderpreparation,thisGuidedoesnotaddresstheenvironmentalimplicationsoftheequipment.
【中国标准分类号】:F02
【国际标准分类号】:27_040;27_100
【页数】:20P;A4
【正文语种】:英语


【英文标准名称】:InformationTechnology-8mmWideMagneticTapeCartridgeforInformationInterchange-HelicalScanRecordingAIT-2withMICFormat
【原文标准名称】:信息技术.信息交换用8mm宽磁带盒.MIC格式螺旋扫描记录AIT-2
【标准号】:ANSI/INCITS/ISO/IEC18810-2001
【标准状态】:现行
【国别】:美国
【发布日期】:2001
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:盒式磁带;数据交换;信息处理
【英文主题词】:Cassettes(magnetictapes);Dataexchange;Dataprocessing;Datarecording;Definition;Definitions;Informationexchange;Informationinterchange;Informationprocessing;Instruments;Interchangeability;Magnetictapes;Recording;Specifications
【摘要】:ThisInternationalStandardspecifiesthephysicalandmagneticcharacteristicsofan8mmwidemagnetictapecartridgecontainingamemorychiptoenablephysicalinterchangeofsuchcartridgesbetweendrives.Italsospecifiesthequalityoftherecordedsignals,therecordingmethodandtherecordedformat-calledAdvancedIntelligentTapeNo.2withMemoryInCartridge(AIT-2withMIC)-therebyallowingdatainterchangebetweendrivesbymeansofsuchmagnetictapecartridges.TheSystemLogarerecordedintheMIC.
【中国标准分类号】:L64
【国际标准分类号】:35_220_23
【页数】:
【正文语种】:英语



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