【英文标准名称】:SafetyStandardforConveyorsandRelatedEquipment
【原文标准名称】:输送装置及有关设备安全性标准
【标准号】:ASMEB20.1-2012
【标准状态】:现行
【国别】:美国
【发布日期】:2012
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:ASME/B20
【标准类型】:()
【标准水平】:()
【中文主题词】:输送带;输送装置系统;输送机;定义;设计;运输设备;危害;检验;装置;维护;材料装卸;运作模式;安全性;安全性要求
【英文主题词】:Conveyorbelts;Conveyorsystems;Conveyors;Definitions;Design;Haulingplants;Hazards;Inspection;Installations;Maintenance;Materialshandling;Operationalmode;Safety;Safetyrequirements
【摘要】:ThisStandardappliestothedesign,construction,installation,maintenance,inspection,andoperationofconveyorsandconveyingsystemsinrelationtohazards.Theconveyorsmaybeofthebulkmaterial,package,orunit-handlingtypes,wheretheinstallationisdesignedforpermanent,temporary,orportableoperation.ThisStandardshallapply,withtheexceptionsnotedbelow,toallconveyorinstallations.ThisStandardspecificallyexcludesanyconveyordesigned,installed,orusedprimarilyforthemovementofpeople.ThisStandarddoes,however,applytocertainconveyingdevicesthatincorporatewithintheirsupportingstructureworkstationsoroperator'sstationsspecificallydesignedforauthorizedoperatingpersonnel.ThisStandarddoesnotapplytoconveyorssuchasundergroundmineconveyorsforwhichspecificstandardsarealreadyineffect,ortoequipmentsuchasindustrialtrucks,tractors,trailers,automaticguidedvehicles,tieringmachines(exceptpalletloadtierers),cranes,hoists,powershovels,powerscoops,bucketdraglines,trenchers,platformelevatorsdesignedtocarrypassengersoranoperator,manlifts,movingwalks,movingstairways(escalators),highwayorrailroadvehicles,cableways,tramways,dumbwaiters,materiallifts,industrialscissorslifts,pneumaticconveyors,robots,orintegralmachinetransferdevices.Someoftheforegoinghavespecificstandards.TheprovisionsofthisStandardshallapplytoequipmentinstalled1yrafterthedateofissuance.
【中国标准分类号】:J81
【国际标准分类号】:53_040_10
【页数】:28P;A4
【正文语种】:英语
【英文标准名称】:Methodsofmeasurementonradioreceiversforvariousclassesofemission-Part3:Receiversforamplitude-modulatedsound-broadcastingemissions(IEC60315-3:1989+Corrigendum1994+A1:1999);GermanversionEN60315-3:1999+A1:1999
【原文标准名称】:各种发射类别的无线电接收机的测量方法.第3部分:调幅广播发射接收机
【标准号】:EN60315-3-1999
【标准状态】:现行
【国别】:
【发布日期】:2000-03
【实施或试行日期】:2000-03-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:无线电设备;电气工程;噪音源;电失真;声音广播;频率测量;无线电工程;甚高频;甚高频;无线电电路;定义;无线电干扰;接收机;信号失真;正摄影像;试验;干扰;干扰抑制;干扰抑制;测量;频率;选择性;灵敏度;音频;乱真信号;射频;广播接收机;广播;测量技术;发射类别;畸变;VHF;调幅;波幅;无线电接收机;电学测量;电波测量;调制
【英文主题词】:Amplitude;Amplitudemodulation;Audiofrequencies;Broadcastreceivers;Broadcasting;Classesofemission;Definition;Definitions;Distortion;Electricdistortion;Electricalengineering;Electricalmeasurement;Electricalwavemeasurement;Frequencies;Frequencymeasurement;Interferencerejections;Interferencesuppression;Interferences;Measurement;Measuringtechniques;Modulation;Noisesources;Noise(spurioussignals);Orthophony;Radiocircuits;Radiodisturbances;Radioengineering;Radioequipment;Radioreceivers;Radiofrequencies;Receivers;Selectivity;Sensitivity;Signaldistortion;Soundbroadcasting;Testing;Very-highfrequencies;VHF
【摘要】:
【中国标准分类号】:M74
【国际标准分类号】:33_160_20
【页数】:29P.;A4
【正文语种】:英语
【英文标准名称】:Measurementofairbornenoisefromhydraulicfluidpowersystemsandcomponents-Methodoftestforpumps
【原文标准名称】:液压动力系统和部件气动噪声测量.第1部分:液压泵试验方法
【标准号】:BS5944-1-1992
【标准状态】:现行
【国别】:英国
【发布日期】:1992-12-15
【实施或试行日期】:1992-12-15
【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】:标准差;噪声;误差;液压设备;声试验;声测量;等级(质量);测量特征;声学试验;声学测量;液压传动系统;声强;位置;试验设备;试验条件;泵
【英文主题词】:Acousticmeasurement;Acoustictesting;Acoustics;Airbornenoise;Airbornesound;Determination;Fluidtechnology;Hydraulicequipment;Hydraulicfluidpower;Hydraulicpumps;Hydraulictransmissionsystems;Hydraulics;Measurementofairbornenoise;Noise(environmental);Pumps;Testing;Tests
【摘要】:ThispartofISO4412establishesatestcodede-scribingprocedures,basedonISO2204,forthede-terminationofthesoundpowerlevelsofahydraulicfluidpowerpump,undercontrolledconditionsofin-stallationandoperation,suitableforprovidingaba-sisforcomparingthenoiselevelsofpumpsintermsof:—A-weightedsoundpowerlevel;—octavebandsoundpowerlevels.Fromthesesoundpowerlevels,ifrequired,refer-encesoundpressurelevelsmaybecalculatedforreportingpurposesinaccordancewithannexA.Forgeneralpurposes,thefrequencyrangeofinter-estincludestheoctavebandswithcentrefre-quenciesbetween125Hzand8000Hz..GuidelinesfortheapplicationofthispartofISO4412aregiveninannexC.ThispartofISO4412isapplicabletoalltypesofhydraulicfluidpowerpumpsoperatingundersteady-stateconditions,irrespectiveofsize,exceptforanylimitationsimposedbythesizeofthetestenvironment(seeclause5).note:1)1Hz=1s
【中国标准分类号】:J20
【国际标准分类号】:17_140_20;23_100_10
【页数】:28P.;A4
【正文语种】:英语