We applied the finite element method to study the variation of sound absorption structure and performance of rubber material under variable hydraulic pressure.
应用有限元方法计算静水压力变化下几种橡胶吸声结构的形变和吸声性能。
2
By Combining acoustics with electrics, and based on soundpressure level a calculating method was presented to determine the magnititude of electric-power inputting to sound-box.
将声学原理与电学原理结合起来,提出了一种根据空间声压级确定输入到音箱中的电功率大小的计算方法。
3
The structural topology optimization method—variable density method is used to optimize the topology of an acoustic_box for interior soundpressure reduction.