最后利用该测试系统对飞机座舱模型噪声无源控制系统进行了控制性能测试,控制效果明显。
The experimental result of the control performance of the passive noise control system, shows that the control effect was notable.
以某飞机座舱模型为研究对象,利用微穿孔板吸声结构成功实现了一套飞机座舱模型内部噪声无源控制系统。
Some experimental research work has been done on the passive noise control of the fighter cockpit, because of the larger noise generating under some circumstance.
建立了人体热调节系统数学模型,对飞机座舱温度生理鉴定参数进行了数值模拟。
A mathematical model of the human body thermal regulation system is established, and the physiological identification parameter of aircraft cabin temperature is numerically simulated.
基于变密度拓扑优化方法和声-结构耦合系统有限元模型,对四角固支箱体模拟的飞机座舱进行了减振降噪分析。
The structural topology optimization method—variable density method is used to optimize the topology of an acoustic_box for interior sound pressure reduction.
基于变密度拓扑优化方法和声-结构耦合系统有限元模型,对四角固支箱体模拟的飞机座舱进行了减振降噪分析。
The structural topology optimization method—variable density method is used to optimize the topology of an acoustic_box for interior sound pressure reduction.
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