BS EN 1337-3-2005 结构轴承.第3部分:弹性轴承
时间:2024-05-17 10:12:10 来源: 标准资料网 作者：标准资料网 阅读：9844
【英文标准名称】:Structuralbearings-Part3:Elastomericbearings
【原文标准名称】:结构轴承.第3部分:弹性轴承
【标准号】:BSEN1337-3-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2006-12-29
【实施或试行日期】:2006-12-29
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:缩写;轴承;桥梁建筑;桥;土木工程;部件;建筑;防腐蚀;定义;尺寸选定;尘埃;弹性轴承;环境;防火;滑动轴承;污染控制;保护(装置);保护措施;摇杆轴承;滚柱轴承;安全;安全要求;规范(验收);储存
【英文主题词】:
【摘要】:ThispartofEN1337appliestoelastomericbearingswithorwithoutcomplementarybearingdevicestoextendtheirfieldofusesuchasflatslidingelementscoveredbyEN1337-2orslidingsurfacedescribedin4.4.4,asusedinbridgestructuresoranyotherstructurewithcomparablesupportconditions.ThispartofEN1337appliestoelastomericbearingswithdimensionsinplanupto(1200x1200)mmanddoesnotcoverelastomericbearingsmadewithotherelastomersmaterialsthanthosespecifiedin4.4.1.ItappliestolaminatedbearingstypesA,B,C,laminatedslidingbearingstypesEandD,plainpadandstripbearingstypeF.Thispartdealswithbearingsforuseinoperatingtemperaturesrangingfrom–25°Cto+50°Candforshortperiodsupto+70°C.ItisrecognisedthattheairtemperatureinsomeregionsofNorthernEuropeislowerthan–25°C.Inthiscaseofverylowoperatingtemperature(downto–40°C),itisessentialthatbearingcharacteristicscomplyalsowiththeshearmodulusatverylowtemperature(see4.3.1.3.andannexF)
【中国标准分类号】:J11
【国际标准分类号】:91_010_30
【页数】:98P.;A4
【正文语种】:英语
【英文标准名称】:Low-voltageswitchgearandcontrolgear-Part4-2:Contactorsandmotor-starters-ACsemiconductormotorcontrollersandstarters
【原文标准名称】:低压开关设备和控制设备第4-2部分:接触器和电动机起动器交流半导体电动机控制器和起动器
【标准号】:IEC60947-4-2-1999
【标准状态】:作废
【国别】:国际
【发布日期】:1999-12
【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/SC17B
【标准类型】:()
【标准水平】:()
【中文主题词】:试验;规范(验收);定义;定义;电气工程;特性;低电压;检验;半导体工程;半导体连接器;控制装置;开关设备;固体闸流管;半导体;交流电压;半导体器件;控制器;低压设备;低压电器;电动机起动器;低压开关设备;断路器;接触器;电动机接触器(开关);短路保护;起动器
【英文主题词】:Abilitytoswitch;Activities;Alternatingvoltages;Ambienttemperature;Applications;Atmosphere;Auxiliarycircuits;Auxiliarycontactors;Behaviour;Categories;Characteristics;Circuit-breakers;Circuits;Classification;Classificationsystems;Clearances;Compressors;Conditions;Conductivity;Conduits;Connectionsystems;Connections;Constructionrequirements;Constructions;Contactors;Contactorsformotors;Contamination;Continuouscurrent;Controldevices;Controllers;Cooling;Coordination;Criterion;Definitions;Degreeofsharpness;Disconnection;Duration;Electricstarters;Electricalengineering;Electricalequipment;Electromagneticcompatibility;Electromagnetism;Electromechanical;Electronic;Electronicengineering;EMC;Enclosures;Firerisks;Fluctuation;Frequencies;Handlings;Heating;Heightabovesealevel;Impulsevoltages;Inductionmotors;Inscription;Inserts;Inspection;Installations;Instructionsforuse;Insulations;Interferencerejections;Interferences;Interferingemissions;Leakagepaths;Letterings;Limits(mathematics);Lockingdevices;Lowvoltage;Low-voltageequipment;Low-voltageswitchgear;Maincircuit;Maintenance;Marking;Materials;Mechanic;Media;Methods;Moisture;Motorstarters;Motors;Mounting;Operatingcurrent;Operatinginstructions;Operatingtemperatures;Operation;Overload;Overloadprotection;Overloadrelays;Overvoltage;Poles;Powerfrequency;Productinformation;Properties;Radiation;Relays;Resistors;Semiconductorcontactors;Semiconductordevices;Semiconductorengineering;Semiconductors;Set-upinstructions;Shortcircuits;Short-circuitprotection;Short-time;Shutdown;Solid-statethyratrons;Specification(approval);Squirrel-cagemotors;Stability;Standardload;Starters;Storagecondition;Strengthofmaterials;Stress;Switchgear;Switching-in;Take-off;Temperature;Testsequence;Testing;Thermal;Transport;Trippingmechanism;Typeofcurrent;Use;Vacuum;Vibration;Windings
【摘要】:Thisstandardappliestocontrollersandstarters,whichmayincludeaseriesmechanicalswitchingdevice,intendedtobeconnectedtocircuits,theratedvoltageofwhichdoesnotexceed1000Va.c.Thisstandardcharacterizescontrollersandstarterswithandwithoutbypassmeans.Controllersandstartersdealtwithinthisstandardarenotnormallydesignedtointerruptshort-circuitcurrents.Therefore,suitableshort-circuitprotection(see8.2.5)shouldformpartoftheinstallation,butnotnecessarilyofthecontrollerorstarter.Inthiscontext,thisstandardgivesrequirementsforcontrollersandstartersassociatedwithseparateshort-circuitprotectivedevices.Thisstandarddoesnotapplyto:-continuousoperationofa.c.motorsatmotorspeedsotherthanthenormalspeed;-semiconductorequipment,includingsemiconductorcontactors(see2.2.13ofIEC60947-1)controllingnon-motorloads;-electronica.c.powercontrollerscoveredbyIEC60146.Contactorsandcontrolcircuitdevicesusedincontrollersandstartersshouldcomplywiththerequirementsoftheirrelevantproductstandard.Wheremechanicalswitchingdevicesareused,theyshouldmeettherequirementsoftheirownIECproductstandard,andtheadditionalrequirementsofthisstandard.Theobjectofthisstandardistostateasfollows:-thecharacteristicsofcontrollersandstartersandassociatedequipment;-theconditionswithwhichcontrollersandstartersshallcomplywithreferenceto:a)theiroperationandbehaviour;b)theirdielectricproperties;c)thedegreesofprotectionprovidedbytheirenclosureswhereapplicable;d)theirconstruction;-thetestsintendedforconfirmingthattheseconditionshavebeenmet,andthemethodstobeadoptedforthesetests;-theinformationtobegivenwiththeequipment,orinthemanufacturer'sliterature.
【中国标准分类号】:K31
【国际标准分类号】:29_130_20
【页数】:155P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforFormsofChlorineinRefuse-DerivedFuel
【原文标准名称】:回收废燃料中各种形态氯的标准测试方法
【标准号】:ASTME776-1987(2004)
【标准状态】:现行
【国别】:
【发布日期】:1987
【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】:D34.03.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:氯;燃料;试验;危险物质;污染控制
【英文主题词】:chloride;water-insoluble;laboratory;sample
【摘要】:ThestandardisavailabletoproducersandusersofRDFfordeterminingthecontentandformsofchlorinepresentinthefuel.1.1Thistestmethodcoversthedeterminationoftheformsofchlorineinrefuse-derivedfuel-three(RDF):totalchlorine,water-solublechloride,andwater-insolublechlorine.1.2Thistestmethodmaybeapplicabletoanywastematerialfromwhichalaboratoryanalysissamplecanbeprepared.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.ForspecificprecautionstatementsseeSection6and11.2.1.
【中国标准分类号】:Z13
【国际标准分类号】:
【页数】:7P.;A4
【正文语种】: