| 压电粉体对1-3型压电复合材料的性能影响 |
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| 引用本文： | 徐祥宁,刘军,孟献丰,陈彩凤,陈萍,骆英.压电粉体对1-3型压电复合材料的性能影响[J].压电与声光,2010,32(1). |
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| 作者姓名： | 徐祥宁 刘军 孟献丰 陈彩凤 陈萍 骆英 |
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| 作者单位： | 江苏大学,材料科学与工程学院,江苏,镇江,212013 |
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| 基金项目： | "八六三"计划基金资助项目，江苏省基础研究计划基金资助项目，江苏省高技术项目基金资助项目 |
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| 摘 要： | 用粉末-溶胶挤出法制备PZT压电纤维,以排列-浇铸法制备纤维体积分数为30%的1-3型压电复合材料.以热重-差热分析(TG-DSC)和扫描电子显微镜(SEM)研究了所得纤维的加热变化情况和表面形貌.测量计算压电陶瓷片与复合材料的压电常数、介电常数、机电耦合系数及机械品质因数.结果表明,纤维中的晶粒致密度越高,复合材料的压电与介电常数越高.复合材料的径向机电耦合系数(k_p)小于压电陶瓷片,厚度机电耦合系数(k_t)和k_t/k_p都大于陶瓷片.
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| 关 键 词： | 溶胶-粉末挤出法 纤维制备 1-3型复合材料 性能研究 |
Effect of Piezoelectric Powder on the Performance of 1-3 Piezoelectric Composite Material |
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| XU Xiang-ning,LIU Jun,MENG Xian-feng,CHEN Cai-feng,CHEN Ping,LUO Ying.Effect of Piezoelectric Powder on the Performance of 1-3 Piezoelectric Composite Material[J].Piezoelectrics & Acoustooptics,2010,32(1). |
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| Authors: | XU Xiang-ning LIU Jun MENG Xian-feng CHEN Cai-feng CHEN Ping LUO Ying |
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| Affiliation: | XU Xiang-ning,LIU Jun,MENG Xian-feng,CHEN Cai-feng,CHEN Ping,LUO Ying (College of Materials Science , Engineering,Jiangsu University,Zhenjiang 212013,China) |
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| Abstract: | PZT fibers were prepared by extruding a mixture of powder and sol.1-3 piezoelectric composite which contains about 30%ceramic phase was prepared by arranging PZT fibers and casting epoxy resin.The thermal transformation process and the surface morphology of the resulted fibers were studied by thermogravimetric analysis (TG-DSC) and scanning electron micrograph(SEM).Piezoelectric constant,dielectric constant,mechanical-electronical coupling coefficient and mechanical quality factor of piezoelectric ceramic p... |
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| Keywords: | extrusion of a powder-sol mixture the fabrication of fibers 1-3 piezoelectric composite performace measurement |
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