应用有限元方法分析和降低轿车室内噪声-奥杰汽车网 关键词】 有限元；发动机；车内噪声； [gap=295]Key words】 FEM；Engine；interior noise；
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...速客车车辆;车内噪声;噪声特性;噪声控制;阻尼材料 [gap=5969]Keywords High-speed passenger cars; noise inside passenger cars; noise characteristic; noise control; damp ...
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...关键词：车内噪声; 结构声腔耦合系统; 振型相似系数; 振型复杂系数; 有限元法（FEM） [gap=1533]Key words: car interior noise; structural-acoustic coupled system; mode shape similarity coefficient; mode sh..
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汽车内噪声 noise inside automobile
车内噪声的试验方法 Test methods inside noise
匀速车内噪声 db
轨道车辆内部噪声测量 Measurement of noise inside rail bound vehicles
汽车内部噪声音频数据 Vehicle interior noise
铁道车辆内噪声的测量 Measurement of noise inside rail bound vehicles
车内低频噪声 Vehicle interior low frequency noise
The level of vehicle interior noise is an important evaluation index of vehicle ride comfort performance.
车内噪声水平是评价汽车乘坐舒适性的重要指标之一。
参考来源 - 商用车驾驶室内中高频噪声的分析预测与控制Through the in-vehicle noise measurement and the finite element analysis of tire,the source of noise at back-row seat (the resonance noise of tire cavity) and its frequency section are determined.
通过整车的车内噪声测试和对轮胎的有限元分析,确定了车内后排噪声的根源(轮胎空腔共鸣噪声)及其频段。
参考来源 - 动力吸振器在降低车内路噪中的应用Through the in-vehicle noise measurement and the finite element analysis of tire,the source of noise at back-row seat (the resonance noise of tire cavity) and its frequency section are determined.
通过整车的车内噪声测试和对轮胎的有限元分析,确定了车内后排噪声的根源(轮胎空腔共鸣噪声)及其频段。
参考来源 - 动力吸振器在降低车内路噪中的应用·2,447,543篇论文数据，部分数据来源于NoteExpress
识别车内噪声的方法有许多。
在此基础上对车内噪声进行了分析与控制。
Based on this, the analysis and control of in-car noise are performed.
三种新型粘弹性阻尼材料应用于铁路车辆降低车内噪声。
Three kinds of new viscoelastic damping materials are applied in railway vehicles to reduce internal noise.
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