采用压电陶瓷基板与1-3型压电复合材料串联连接,沿表面两相互垂直的方向切割PZT陶瓷,在切槽间浇注环氧树脂,制备出新型的1-3-2型压电复合材料.实验测试了材料的压电和介电性能,结果表明其d33常数达到400 pC/N,振动位移113.5pm,声速3500m/s,声阻抗17.6Mraly,厚度机电耦合系数0.62,带宽3.6kHz,相对介电常数817,介质损耗0.02.
参考文献
| [1] | M. M. MAIOR;I. P. PRITS;YU. M. VYSOCHANSKII .Piezoelectric Composite with High Hydrostatic Piezoelectric Sensitivity[J].Ferroelectrics: Letters Section,2002(1):247-257. |
| [2] | Howarth T.R.;Ting R.Y. .Electroacoustic evaluations of 1-3 piezocomposite SonoPanel<sup>TM</sup> materials[J].IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control,2000(4):886-894. |
| [3] | Zhang Q.M.;Chen J.;Wang H.;Zhao J.;Cross L.E.;Trottier M.C. .A new transverse piezoelectric mode 2-2 piezocomposite forunderwater transducer applications[J].IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control,1995(4):774-781. |
| [4] | Ramesh R;Kara H;Bowen C R .Characteristics of piezoceramic and 3-3 piezocomposite hydrophones evaluated by finite element modeling[J].Computational Materials Science,2004,30:397-403. |
| [5] | Dogan A.;Uchino K. .Composite piezoelectric transducer with truncated conical endcaps "cymbal"[J].IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control,1997(3):597-605. |
| [6] | Akdogan E.K.;Allahverdi M.;Safari A. .Piezoelectric composites for sensor and actuator applications[J].IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control,2005(5):746-775. |
| [7] | 李光,王丽坤,栾桂冬,张福学.1-3-2型压电复合材料的研制[J].压电与声光,2005(01):71-73. |
| [8] | 李远;秦自楷;周志刚.压电与铁电材料的测量[M].北京:科学出版社,1984 |
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