Pass-by Noise Testing bksv.com 通过噪声测量 bksv.cn [...] again to participate in this event as the world leader in pass-by noise measurements, and to contribute to the development of [...] bksv.com Bruel & Kjaer 再次非常荣幸作为通过噪声测量的 全球 领导者参与本次活动,并为我们...
网络噪声 网络释义 1. 噪声 车辆通过噪声(pass-by-noise)测量> 模态分析模块 > 旋转机械分析模块 > 汽车通过噪声分析模块 > 高级数据处理模块 > 便携 … www.pegotech.com|基于3个网页
1)Pass-by noise通过噪声 1.Investigation and improvement of air-in filter acoustic performance towards pass-by noise;针对通过噪声的空滤器声学特性研究与改进 英文短句/例句 1.Acoustic Model for Motorcycle Pass-by Noise and its Application摩托车道路通过噪声声学模型及其应用 2.Research on the Control of ...
Traffic noise is generated by four subsources of a highway vehicle: engine/powertrain noise, intake and exhaust noise, aerodynamic noise, and tire/road noise. For a normally maintained highway vehicle, the tire/road noise is a dominant subsource at speeds higher than 80 km/h. The road ...
Pass-ByNoise 1 Pass-ByNoise Twoby-productsfromvehicle:•Pollution:CO,NOx,NMOG,•Noise WhyPass-ByNoise?•Customersconcernnoisepollution•Governmentsregulatethenoisestandard •1stgovernmentforpass-bynoisehappenedinRomePeriod•1964:ISOR362 2 EEC(EuropeEconomicCommittee)Standards 1970:82dB1974:80dB...
SAIC HONGYAN Automotive uses Simcenter Testlab to reduce pass-by noise by up to 3dB. Case Study Improving noise, vibration and harshness performance to meet regulatory standards and improve competitiveness Company:SAIC HONGYAN Automotive Industry:Automotive & transportation ...
Pass-by noise testing as certification has been a very important test for a while now, as it can keep automotive manufacturers from selling their new models on the market. For years, regulations have been adapted to better reflect the average usage of a vehicle in urban areas. To protect pu...
Pass-By Noise Reduction Introduction Demands for Vehicle OEMs: - Reduce vehicle Pass-By noise - Find optimum production solution Demands for Engine OEMs: - Support vehicle OEMs to meet legislative targets - Reduce engine noise - Demonstrate competitiveness of engine 1 April 2005 | Page 6AVL ...
As a result, this paper will show opportunities that Pass-by Noise test can get in a new development of Commercial Vehicles, presenting the methodology, NVH improvements, Quiet Truck and Frequency Analysis as well as Robustness of Noise Package Development. Moreover, the presentation will consider...
ESI VA ONE Pass-by-Noise Modeler 2020.0 破解版下载 114 VA ONE Pass-by-Noise是由法国ESI公司推出的一款专业声学模拟软件,从组件源到外部位置的传递函数来补充测试,同时考虑到车辆几何形状、装饰和声音包装处理以及道路阻抗的影响。它灵活地使用来自声源的测试数据,并将它们与高级工具中的测量或模拟传递函数相结合...