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【英文标准名称】:Acoustics-Determinationofsoundpowerlevelsofnoisesourcesusingsoundpressure-Precisionmethodsforreverberationrooms
【原文标准名称】:声学.用声压测定噪声源的声级.混响室精确法
【标准号】:BSENISO3741-2009
【标准状态】:作废
【国别】:英国
【发布日期】:2010-08-31
【实施或试行日期】:2010-08-31
【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】:吸收;声学测量;声学试验;声学;发出的空气噪声;校准;浓缩;定义(术语);测定;护耳器;环境;过滤器;频率;处理;听力试验;湿度;指示;信息;响度级;扬声器;机器;数学计算;测量;测量环境;测量不确定度;测量仪器;测量室;测量技术;传声器;噪声;噪声(环境的);噪声测量;噪声源;观察;使用条件;位置;功率等级;精密度;混响;混响室法;混响室;房屋;机械安全性;声音;吸声;声强;声级;噪声值;声功率;声压;声源;规范(验收);标准差;表面;温度;测试;音量
【英文主题词】:Absorption;Acousticmeasurement;Acoustictesting;Acoustics;Airbornenoiseemitted;Calibration;Concentration;Definitions;Determination;Earprotectors;Environment;Filters;Frequencies;Handling;Hearingabilitytests;Humidity;Indications;Information;Loudnesslevels;Loudspeakers;Machines;Mathematicalcalculations;Measurement;Measuringenvironment;Measuringincertainity;Measuringinstruments;Measuringrooms;Measuringtechniques;Microphones;Noise;Noise(environmental);Noisemeasurements;Noisesources;Observation;Operatingconditions;Position;Powerlevels;Precision;Reverberation;Reverberationroommethod;Reverberationrooms;Rooms;Safetyofmachinery;Sound;Soundabsorption;Soundintensity;Soundlevel;Soundlevels;Soundpower;Soundpressure;Soundsources;Specification(approval);Standarddeviation;Surfaces;Temperature;Testing;Volume(sound)
【摘要】:
【中国标准分类号】:Z32
【国际标准分类号】:17_140_01
【页数】:46P;A4
【正文语种】:英语


【英文标准名称】:Installedmonitorsforthecontrolanddetectionofgammaradiationscontainedinrecyclableornon-recyclablematerialstransportedbyvehicles
【原文标准名称】:由车辆运输的可循环利用或不可循环利用材料中γ辐射的控制和检测用已安装的监测器
【标准号】:BSEN62022-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-08-31
【实施或试行日期】:2007-08-31
【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】:危险物品;定义;发射极;γ辐射;γ射线探测器;监控装置;监控器;辐射计;辐射监控;辐射防护;放射性污染;放射性;再循环;监督(认可);危险物品的运输;运载工具;警告装置
【英文主题词】:Dangerousgoods;Definition;Definitions;Emitters;Gamma-radiation;Gamma-raydetectors;Monitoringdevice;Monitors;Radiationmeters;Radiationmonitoring;Radiationprotection;Radioactivepollution;Radioactivity;Recycling;Surveillance(approval);Transportofdangerousgoods;Vehicles;Warningdevices
【摘要】:ThisInternationalStandardisapplicabletoinstalledmonitorsforthecontrolanddetectionofradioactivityofgammaemitterscontainedinrecyclableornon-recyclablematerialwastetobetransportedbyvehicles.Thisstandardisdesignedtoprovidethepurchaserwithanindicationoftheperformanceoftheequipmentindetectingradioactivesourcesleftinthematerialbeingmonitored,andnottomeasurequantity.Thisstandarddoesnotapplytohand-heldequipment.Itisnotapplicabletothemonitoringofmaterialsonconveyors,ingrabsorbeingmovedbyelectromagnets.Thisstandardisnotintendedforthemonitoringofradioactivewasteordetectionoffissilematerials.Theobjectofthisstandardistodefineaninstalledmonitorforthecontrolanddetectionofradioactivityofgammaemitterscontainedinrecyclableornon-recyclablematerialstransportedbyvehicle,theconceptualrequirements,generalcharacteristics,mechanicalcharacteristics,environmentalconditions,minimalrequirements,testproceduresanddocumentation.Theselectionofthelocationoftheinstrumentationonthesiteneedstobeoptimisedtoachievethebestperformanceofmeasurement,butthisisbeyondthescopeofthisstandard.Thegammaradiationdetectedbythesemonitorsmaybeemittedbyoneorseveraldiscreteradioactivesourcesincludedintheloading,orbythepresenceofradioactivematerialinthevehiclebeingmonitored.Thesemonitorsaretobeusedoutdoors.Theradiationsdetectedaregammaemissionsofenergyatleastfrom50keVto1500keV.Itisadvantageousiftheequipmentcangivetheapproximatelocationofaradioactivesourcebutthisisnotamandatoryrequirementofthisstandard.Conformancewiththerequirementsofthisstandardisnoguaranteethataradioactivesourcewillalwaysbediscovered.Theshieldingofthehigh-densitymaterialswillmeanradioactivesubstancesburieddeepinthematerialcouldbemissed.
【中国标准分类号】:F84
【国际标准分类号】:17_240
【页数】:30P.;A4
【正文语种】:英语