EMI noise source impedance measurement based on modified dual-current-probe approach 基于改进双电流探头法的EMI噪声源内阻抗测量
The NVH test of a domestic transmission is done with the semi-anechoic room transmission test bench, the transmission's main noise source is found by the order analysis. 在半消声室变速器NVH试验台上对某款国产变速器进行振动噪声试验,采用阶次分析的方法,识别出主要噪声源;
Experimental Research on Noise Source Identification and the Radiation Characteristics of a Gearbox Based on NAH 基于NAH的变速箱声源识别及辐射特性试验研究
By means of the techniques of noise field analysis and spectrum analysis, the noise inside a light bus was measured and analyzed, and the main noise source was identified. 本文利用声场分析技术和谱分析技术对轻型客车的车内噪声进行了测试分析,识别出车内噪声的主要噪声源。
Research of aerodynamic noise source of low speed axial fans based on vortex-sound theory 基于涡声理论的低速轴流风机气动噪声研究
The Noise Source Identification and Research for the Reduction of Transmission 某国产变速器主要噪声源识别及降噪途径的研究
This is avoidable by arranging the barriers to encircle the noise source. 要避免上述情况出现,可安排以屏障围绕噪音源头。
This paper presents the acoustical holography method which can be used to identify noise source on a moving vehicle. 本文提出利用声全息原理,对运动状态下的汽车噪声源进行识别的方法。
Engine Noise Source Identification of New Car Based on Acoustic Intensity Measurement 声强法对某新型轿车发动机噪声源的识别
An ideal single-point noise source and a landing gear model tests both confirm the validity and effectiveness of this algorithm. 对理想的单点噪声源的仿真以及对消声室中起落架模型进行的试验结果验证了该算法的正确性与实用性。
And discusses how to control mechanical noise of internal combustion engine after the noise source have been identified. 讨论了如何在识别噪声源之后对内燃机机械噪声进行控制。
The noise source and characteristics of a Solar Blind Ultraviolet Intensified Charge Coupled Device are analyzed. 分析了“日盲”紫外增强型电荷耦合装置噪声的来源及特点。
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