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【英文标准名称】:Acoustics-Measurementandparametricdescriptionofspatialsounddistributioncurvesinworkroomsforevaluationoftheiracousticalperformance
【原文标准名称】:声学.为评估其声学性能对工作间内声音分布曲线的测量和参数描述
【标准号】:BSENISO14257-2001
【标准状态】:现行
【国别】:英国
【发布日期】:2001-11-14
【实施或试行日期】:2001-11-14
【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】:声学测量;声学;应用;定义;定义(术语);分布曲线;排放;人类工效学;保健;机械噪声;数学计算;测量;测量技术;计量学;铸模;噪声;噪声抑制;噪声控制(声学的);噪声排放;噪声(环境的);噪声测量;噪声降低;职业安全性;特性;声音;声压级;声音传播;声源;规范(验收);使用;磨损量;工作区;工作地点
【英文主题词】:Acousticmeasurement;Acoustics;Applications;Definition;Definitions;Distributioncurves;Emission;Ergonomics;Healthprotection;Machinenoise;Mathematicalcalculations;Measurement;Measuringtechniques;Metrology;Modelling;Noise;Noiseabatement;Noisecontrol(acoustic);Noiseemissions;Noise(environmental);Noisemeasurements;Noisereduction;Occupationalsafety;Properties;Sound;Soundpressurelevel;Soundpropagation;Soundsources;Specification(approval);Use;Wear-quantity;Workspaces;Workingplaces
【摘要】:ThisInternationalStandardspecifiesamethodformeasuringthespatialsounddistributioncurve(s)ofagivenworkroom.Amethodisgivenfordetermining,fromthemeasureddata,twodescriptorsoftheacousticalperformanceofaworkroomregardingnoisecontrol:i.e.theexcessofsoundpressurelevelwithrespecttoafreefield,andthesoundpressureleveldecayperdistancedoubling.ThisInternationalStandarddoesnotdealwithassessmentoftheacousticalqualitywithrespecttospeechcommunicationorotherpsychologicalfactors.ThisInternationalStandardisapplicabletoworkroomsofanyshapeandanydimensionsprovidedthatthenumberofmicrophonepositionsallowstheregressioncalculationtobeperformed.
【中国标准分类号】:A42
【国际标准分类号】:17_140_01
【页数】:38P;A4
【正文语种】:英语