全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...

压电单晶弯张换能器研究

Keywords: 弛豫铁电单晶, PMNT, 弯张换能器, 有限元法

Full-Text   Cite this paper   Add to My Lib

Abstract:

为了进一步了解弛豫铁电单晶材料的特性,研究了单晶换能器的性能,利用有限元软件ANSYS,对PMNT驱动的Ⅳ型弯张换能器进行了分析。设计并制作了一个PMNT弯张换能器,测量得到其谐振频率为1.7kHz,最大发送电压响应为132dB;制作了相同尺寸的PZT-4弯张换能器,并与PMNT弯张换能器进行了比较。与PZT-4弯张换能器相比,PMNT弯张换能器的谐振频率低17%,谐振时的电导值大5倍,获得的发送电压响应高5dB。

References

[1]  SERVICE R F. Shape-changing crystals get shiftier[J]. Science, 1997, 275(5308):1878.
[2]  XIANG Yang, ZHANG Rui, CAO Wenwu. Optimization of piezoelectric properties for c poled 0.94Pb(Zn1/3Nb2/3)O3?0.06PbTiO3 single crystals[J]. Appl Phys Lett, 2010, 96(9):092902-092902-3.
[3]  MOFFETT M B, ROBINSON H C, POWERS J M. Single-crystal lead magnesium niobate-lead titanate (PMN/PT) as a broadband high power transduction material[J]. J Acoust Soc Am, 2007, 121(5):2591-2599.
[4]  PARK S E, SHROT T R. Characteristics of relaxor-based piezoelectric single crystals for ultrasonic transducers[J]. IEEE Transactions On Ultrasonics, Ferroelectrics, and Frequency Control, 1997, 44(5):1140-1147.
[5]  REN Bo, OR S W, ZHAO Xiangyong, Energy harvesting using a modified rectangular cymbal transducer based on 0.71Pb(Mg1/3Nb2/3)O3?0.29PbTiO3 single crystal[J]. J Appl Phys, 2010, 107(3):034501-034501-4.
[6]  LI Zhaohui, HUANG Aigen, LUAN Guidong. Finite element analyzing of underwater receiving sensitivity of PMN-0.33PT single crystal cymbal hydrophone[J]. Ultrasonics, 2006, 44:759-762.
[7]  ?孟洪, 俞宏沛, 罗豪?,等. PMNT及其在水声换能器中的应用[J]. 声学与电子工程, 2004,(73):22-26. MENG Hong, YU Hongpei, LUO Haosu, et al. PMNT and its applications in underwater acoustic transducers[J]. Acoustics and Electronics Engineering, 2004, (73):22-26.
[8]  王荣津.水声材料手册[M].北京:科学出版社,1983:144. WANG Rongjin. Handbook for materials of underwater acoustics[M]. Beijing: Science Press, 1983:144.
[9]  ZHANG Rui, JIANG Bei, CAO Wenwu. Elastic, piezoelectric, and dielectric properties of multidomain 0.67Pb(Mg1/3Nb2/3)O3?0.33PbTiO3 single crystals[J]. J Appl Phys, 2001,90(7):3471-3475.
[10]  李国荣,罗豪?,殷庆瑞. PMN-PT弛豫铁电单晶及其超声换能器性能研究[J]. 无机材料学报, 2001,16(6):1077-1083. LI Guorong, LUO Haosu, YIN Qingrui. Relaxor ferroelectric single crystal PMN-PT and the study on the capabilities of its ultrasonic transducer[J].Journal of Inorganic Materials, 2001, 16(6):1077-1083.
[11]  POWERS J M, MOFFETT M B, NUSSBAUM F. Single Crystal Naval Transducer Development[J]. IEEE Internal Symposium on Applications of Ferroelectrics, 2000, 1:351-354.
[12]  徐家跃,金敏. 新型弛豫铁电晶体―生长、性能及应用[M]. 北京:化学工业出版社, 2008:147. XU Jiayue, JIN Min. Novel relaxor ferroelectric crystal―growth, properties and application[M]. Beijing: Chemical Industry Press, 2008:147.
[13]  TOULIS W J. Flexural-extensional electromechanical transducer[P]. United States: 3277433, 1966. 栾桂冬,张金铎,王仁乾.压电换能器和换能器阵[M].修订版.北京:北京大学出版社, 2005:205. LUAN Guidong, ZHANG Jinduo, WANG Renqian. Piezoelectric transducers and arrays[M]. Revision. Beijing: Peking University Press, 2005:205.
[14]  TRESSLER J F, HOWARTH T R, HUANG Dehua. A comparison of the underwater acoustic performance of single crystal versus piezoelectric ceramic-based “cymbal” projectors[J]. J Acoust Soc Am, 2006, 119(2):879-889.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133