| 超声检测用窄脉冲探头高阻抗背衬的研制 |
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| 引用本文： | 滕永平. 超声检测用窄脉冲探头高阻抗背衬的研制[J]. 应用声学, 1995, 14(6): 37-39,20 |
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| 作者姓名： | 滕永平 |
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| 作者单位： | 北方交通大学!北京100044 |
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| 摘 要： | 利用一种简单的压力装置，制作与PZT压电晶片匹配的背衬块，最高声阻抗可达25．1×106kg·m-2·s－1用于试制窄脉冲探头，可以实现1.5周期的脉冲．
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| 关 键 词： | 超声检测 窄脉冲探头 背衬 高阻抗背衬 |
Development of high impedance backing composites for broad-band ultrasonic transducers |
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| Teng Yongping. Development of high impedance backing composites for broad-band ultrasonic transducers[J]. Applied Acoustics(China), 1995, 14(6): 37-39,20 |
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| Authors: | Teng Yongping |
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| Affiliation: | Northern jiaotong University, Beijing 100044 |
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| Abstract: | Described is the development of high-impedance backing composites (up to 25.1×106 kg·m-2·s-1) by using a kind of simple compressor. Working in cooperation with PZT-5 or PZT-6, it gives a pulse width of 1.5 cycles. |
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| Keywords: | Ultrasonic testing Broad-band transducer Backing composite |
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