measurement method of vehicle noise

In this paper,it analyzes the mechanism of automobile noise polytechnic and routes of noise propagation,expoundes the research of active control and passive control of the vibration and noise reduction control technology of automobile.

从汽车噪声的产生机理入手,分析了噪声传播的途径,从主动控制与被动控制两方面对汽车减振降噪技术进行了研究,介绍了实际应用的降噪方法。

Through comparing the power spectrum of vehicle noise with the one of speech signal, a digital subsidence filter is designed.

通过对汽车噪声信号和语音信号的功率谱对比分析，设计了一种数字陷波器，可以消除噪声信号对语音信号的干扰。

The principle and the system for simulation of vehicle noise are introduced.

介绍了汽车噪声模拟的原理及噪声模拟系统的设计，并通过试验验证了该模拟方法和模拟系统的可行性。

Research on Influence of Pavement Roughness on Noise of Car

路面平整度对小汽车噪声的影响研究

Realistic Thoughts on the Traffic Sound Noise Pollution in Cities and its Control;

城市汽车噪声危害与控制的现实思考

Experimental study on noise sources identification of vehicle based on microphone array technology

基于声阵列技术的汽车噪声源识别试验研究

Decomposing Theory and Experimental Study of Noise Source for Accelerating Vehicle

加速行驶汽车噪声源分解理论与试验研究

Analysis and Control of Noise and Vibration of Hybrid Electric Vehicles

混合动力汽车噪声和振动的分析与控制

The measurement of distribution of extericr wind noise of automobile by acoustic mirror

声学聚焦镜测量汽车车外风噪声分布

The Origin of Noises from Vehicle Transmissions and the Measures how to Lower Them

汽车变速器总成的噪声源及降噪措施

Analysis and Control of Light Duty Truck Exterior Noise;

轻型载货汽车车外噪声的分析与控制

Analysis and Research on Transfer Path of Vehicle Interior Noise;

汽车车内噪声传递路径的分析与研究

Application of Order Tracking in Automobile Running Noise Measuring

汽车车内行驶噪声测试的阶次跟踪法

Sound field space transformation method for analysis and forecast of vehicle exterior noise

汽车车外噪声分析预测的声场空间变换方法

Identifying Research on Noise Sources of Rotary Vane Compressor

旋叶式汽车空调压缩机的噪声源识别

The Control of Intake and Exhaust System Noise of A0 Gasoline Engine

某款A0轿车汽油机进排气噪声的控制

Noise Testing and Analysis of Automotive Engine Timing Chain

汽车发动机滚子链的噪声测试与分析

Simulation of aerodynamic noise of automobile on sysnoise

基于SYSNOISE的汽车气动噪声仿真

A Study on Automobile Engine Noise Measurement and Psychoacoustic Evaluation System;

汽车发动机噪声测试及心理声学评价系统研究

Study of Identifying Vehicle Noise Source with Partial Coherence Function;

利用偏相干函数法识别汽车整车噪声源的研究

Vehicle Interior Noise Identification and Control Based on Transfer Path Analysis;

基于传递路径分析的汽车车内噪声识别与控制