Page 123 - 201901

第 38 卷 第 1 期 王彦等： 基于 NI ELVIS 的超声换能器参数测量系统设计 119

表 6 对应表 5 的相对误差 tional Conference on Electronic Measurement & Instru-
Table 6 Corresponds to the relative error ments. IEEE, 2016: 731–736.
[2] Jeong J J, Choi H. An impedance measurement system for
of Table 5
piezoelectric array element transducers[J]. Measurement,
2017, 97: 138–144.
频率/kHz R 0 R 1 C 0 C 1 L 1 [3] Pan Q, Xiao D, Deng M, et al. A voltage-current method
of measuring ultrasonic transducer impedance[C]. 2013
38.00∼42.00 0.76 0.17 0.32 2.74 2.67
Far East Forum on Nondestructive Evaluation/Testing:
38.01∼42.01 0.02 0.01 0.16 0.64 0.63 New Technology and Application, IEEE, 2013.
38.02∼42.02 0.02 0.04 0.09 0.68 0.66 [4] Francis M, Jacob M. High frequency compatible
impedance analyzer for ultrasound transducers using
38.03∼42.03 0.12 0.05 0.05 0.69 0.68
LabVIEW[C]// Fourth International Conference on Ad-
38.04∼42.04 0.27 0.07 0.02 0.72 0.71 vances in Computing and Communications. IEEE, 2014:
235–238.
均值 0.26 0.07 0.13 1.09 1.07
[5] 郭雯, 袁金库, 沈建国. 一种高精度压电换能器导纳仪的研
究 [J]. 压电与声光, 2012, 34(6): 886–889.
6 结论 Guo Wen, Yuan Jinku, Shen Jianguo. Research on a high
precision piezoelectric transducer admittance device [J].
从上述测量数据可以看出，本文设计的超声换 Piezoelectric and Acoustical Light, 2012, 34(6): 886–889.
[6] 陆飞, 郭建中. 基于虚拟仪器的超声换能器阻抗分析仪设
能器测量方案具有较高的测量精度，同时结构简单、
计 [J]. 压电与声光, 2011, 33(3): 425–428.
效率高。另外，本系统采用NI ELVIS这样一个通用 Lu Fei, Guo Jianzhong. Impedance analyzer design of ul-
平台进行设计，还具有成本低的优点。 trasonic transducer based on virtual instrument[J]. Piezo-
electric and Acoustooptic, 2011, 33(3): 425–428.
[7] 蒋焱冬. 压电器件的参数测试与驱动系统研究 [D]. 哈尔滨:
参 考 文 献 哈尔滨工业大学, 2013.
[8] Kuang Y, Jin Y, Cochran S, et al. Resonance tracking and
[1] Zhong X, Sang L. Large-signal impedance measurements vibration stablilization for high power ultrasonic transduc-
of piezoelectric ultrasonic transducers[C]// IEEE Interna- ers[J]. Ultrasonics, 2014, 54(1): 187–194.