标准号: |
DIN EN ISO 7235-2010 |
英文名称: |
Acoustics - Laboratory measurement procedures for ducted silencers and air-terminal units - Insertion loss, flow noise and total pressure loss (ISO 7235:2003); German version EN ISO 7235:2009 |
中标分类: |
环境保护>>噪声、振动测试方法 |
发布日期: |
2010-01 |
发布单位: |
DE-DIN |
标准状态: |
请与本站工作人员进行确认 |
ICS分类: |
有关声学的其他标准>>有关声学的其他标准 |
正文语言: |
英语 |
原文名称: |
Akustik - Labormessungen an Schalld?mpfern in Kan?len - Einfügungsd?mpfung, Str?mungsger?usch und Gesamtdruckverlust (ISO 7235:2003); Deutsche Fassung EN ISO 7235:2009 |
页数: |
59P.;A4 |
附注: |
Gilt nicht für Reflexionsschalld?mpfer (reaktiv wirkende Schalld?mper), die in Kraftfahrzeugen zum Einsatz kommen. |
被代替标准: |
DIN EN ISO 7235-2004;DIN EN ISO 7235/A1-2009 |
引用标准: |
ISO 3746;ISO 5167-1;ISO 5221;ISO 9614-3;IEC 60651-2001;IEC 60804;IEC 60942-1997;IEC 61260;ISO 3741-1999 |
采用关系: |
EN ISO 7235-2009,IDT;ISO 7235-2003,IDT |
内容提要(CN): |
吸收;声学测量;声学试验;声学;通气道;空气流动;衰减常数;电缆;校准;运河;检验设备;等级;人体;修正;阻尼(波);定义;管道;发动机消音器;设备;外部噪声;风扇;流动;图形符号;操作;介入损耗;实验室;实验室测试;实验室试验;扬声器;测量;测量电路;测量用管道;测量环境;测量设备;测量仪器;测量对象;测量技术;扩音器排列;传声器;矿棉;噪声;噪声抑制;噪声(环境的);噪声测量;性能试验;精密度;压力降;反射;混响室;消声器;声学检验;声音;吸声;声场;声强;声级;噪声值;声级表;声压;声压级;声源;结构噪声;符号;试验炉;试验结果;测试;测试准备工作;透射率;通风道工程;通风设备;墙 |
内容提要(EN): |
Absorption;Acoustic measurement;Acoustic testing;Acoustics;Air ducts;Air flow;Attenuation constant;Cables;Calibration;Canals;Checking equipment;Classes;Clay;Corrrections;Damping;Definitions;Ducts;Engine silencers;Equipment;External noise;Fans;Flow;Graphic symbols;Handling;Insertion loss;Laboratories;Laboratory testing;Laboratory tests;Loudspeakers;Measurement;Measurement circuits;Measuring ducts;Measuring environment;Measuring equipment;Measuring instruments;Measuring objects;Measuring techniques;Microphone arrangement;Microphones;Mineral wool;Noise;Noise abatement;Noise (environmental);Noise measurements;Performance tests;Precision;Pressure drops;Reflection;Reverberation rooms;Silencers;Sonic testing;Sound;Sound absorption;Sound fields;Sound intensity;Sound level;Sound levels;Sound meters;Sound pressure;Sound pressure level;Sound sources;Structure-borne noise;Symbols;Test furnaces;Test results;Testing;Testing set-ups;Transmittances;Ventilation ductwork;Ventilation equipment;Walls |
归属: |
德国 |