From piezoelectricity theory and vibration outlook, we can aim at some of main noise frequency , to design the best size of PVDF piezoelectric film for eliminate this frequency noise.

• 由压电理论及振动观点，本研究针对某一主噪音频率，研究能消除此一主频率噪音之PVDF压电薄膜消音器之最佳尺寸。