工程科学学报，第39卷.第8期：1232-1237,2017年8月 Chinese Journal of Engineering,Vol.39,No.8:1232-1237,August 2017 DOI:10.13374/j.issn2095-9389.2017.08.013;http://journals.ustb.edu.cn 考虑磁滞的铁稼磁致伸缩位移传感器输出电压模型 及结构设计 谢新良12)，王博文12)，张露予12)，李佳泽12) 1)河北工业大学电气工程学院，天津300130 2)河北工业大学电磁场与电器可靠性省部共建重点实验室，天津300130 ☒通信作者，E-mail:xiexinliangl993@163.com 摘要基于Jles-Atherton模型，魏德曼效应和压磁效应建立了考虑磁滞影响下磁致伸缩位移传感器的输出电压模型，计算 结果与实验结果基本吻合，表明所建立的输出电压模型的正确性.对传统Fe-G磁致伸缩位移传感器的结构进行了改进，消 除了由磁致伸缩材料的磁滞效应带来的位移迟滞，降低了剩飚和驱动脉冲电流对输出电压的影响，使电压信号的信噪比由 14.7dB提高至27.6dB.制作了Fe-Ga磁致伸缩位移传感器样机，通过实验验证了新结构能改善传感器的线性度、重复性、迟 滞性和精度.基于新的传感器结构，此研究可为磁致伸缩位移传感器的优化、生产提供理论依据和实验基础. 关键词位移传感器：磁致伸缩：磁滞效应：结构：位移迟滞 分类号TP212.12 Output voltage model of Fe-Ga magnetostrictive displacement sensor considering hys- teresis and structural design XIE Xin-liang WANG Bo-wen'2),ZHANG Lu-yu),LI Jia-e 1)School of Electrical Engineering,Hebei University of Technology,Tianjin 300130,China 2)Province-Ministry Joint Key Laboratory of Electromagnetic Field and Electrical Apparatus Reliability,Hebei University of Technology,Tianjin 300130,China Corresponding author,E-mail:xiexinliangl993@163.com ABSTRACT The output voltage computation model of a magnetostrictive displacement sensor was established considering the influ- ence of the hysteresis effect based on the Jiles-Atherton hysteretic model,Wiedemann effect,and piezomagnetic effect.The consisten- cy between the calculated data and experimental data shows the correctness of the output voltage model.The structure of the traditional Fe-Ga magnetostrictive displacement sensor was improved,eliminating displacement measurement hysteresis caused by the hysteresis effect of the magnetostrictive material,thereby reducing the influence of the residual magnetization and the driving pulse current on the output voltage so that the voltage signal-to-noise ratio increased from 14.7 to 27.6 dB.A type of Fe-Ca magnetostrictive displacement sensor was fabricated.The experiments show that the new structure can improve the linearity,repeatability,hysteresis,and precision of the magnetostrictive displacement sensor.Based on this new sensor structure,the research provides a theoretical and experimental basis for optimization and manufacture of magnetostrictive displacement sensors. KEY WORDS displacement sensor;magnetostrictive;hysteresis effect;structure;displacement hysteresis 磁致伸缩位移传感器(magnetostrictive displace-ment sensor,MDS)因精度高、，安装简易、可靠程度高、 收稿日期：2016-08-10 基金项目：国家自然科学基金资助项目(51171057)工程科学学报,第 39 卷,第 8 期:1232鄄鄄1237,2017 年 8 月 Chinese Journal of Engineering, Vol. 39, No. 8: 1232鄄鄄1237, August 2017 DOI: 10. 13374 / j. issn2095鄄鄄9389. 2017. 08. 013; http: / / journals. ustb. edu. cn 考虑磁滞的铁稼磁致伸缩位移传感器输出电压模型 及结构设计 谢新良1,2) 苣 , 王博文1,2) , 张露予1,2) , 李佳泽1,2) 1) 河北工业大学电气工程学院, 天津 300130 2) 河北工业大学电磁场与电器可靠性省部共建重点实验室, 天津 300130 苣 通信作者, E鄄mail: xiexinliang1993@ 163. com 摘 要 基于 Jiles鄄鄄Atherton 模型、魏德曼效应和压磁效应建立了考虑磁滞影响下磁致伸缩位移传感器的输出电压模型,计算 结果与实验结果基本吻合,表明所建立的输出电压模型的正确性. 对传统 Fe鄄鄄Ga 磁致伸缩位移传感器的结构进行了改进,消 除了由磁致伸缩材料的磁滞效应带来的位移迟滞,降低了剩磁和驱动脉冲电流对输出电压的影响,使电压信号的信噪比由 14郾 7 dB 提高至 27郾 6 dB. 制作了 Fe鄄鄄Ga 磁致伸缩位移传感器样机,通过实验验证了新结构能改善传感器的线性度、重复性、迟 滞性和精度. 基于新的传感器结构,此研究可为磁致伸缩位移传感器的优化、生产提供理论依据和实验基础. 关键词 位移传感器; 磁致伸缩; 磁滞效应; 结构; 位移迟滞 分类号 TP212郾 12 Output voltage model of Fe鄄鄄Ga magnetostrictive displacement sensor considering hys鄄 teresis and structural design XIE Xin鄄liang 1,2) 苣 , WANG Bo鄄wen 1,2) , ZHANG Lu鄄yu 1,2) , LI Jia鄄ze 1,2) 1) School of Electrical Engineering, Hebei University of Technology, Tianjin 300130, China 2) Province鄄Ministry Joint Key Laboratory of Electromagnetic Field and Electrical Apparatus Reliability, Hebei University of Technology, Tianjin 300130, China 苣 Corresponding author, E鄄mail: xiexinliang1993@ 163. com ABSTRACT The output voltage computation model of a magnetostrictive displacement sensor was established considering the influ鄄 ence of the hysteresis effect based on the Jiles鄄鄄Atherton hysteretic model, Wiedemann effect, and piezomagnetic effect. The consisten鄄 cy between the calculated data and experimental data shows the correctness of the output voltage model. The structure of the traditional Fe鄄鄄Ga magnetostrictive displacement sensor was improved, eliminating displacement measurement hysteresis caused by the hysteresis effect of the magnetostrictive material, thereby reducing the influence of the residual magnetization and the driving pulse current on the output voltage so that the voltage signal鄄to鄄noise ratio increased from 14郾 7 to 27郾 6 dB. A type of Fe鄄鄄Ca magnetostrictive displacement sensor was fabricated. The experiments show that the new structure can improve the linearity, repeatability, hysteresis, and precision of the magnetostrictive displacement sensor. Based on this new sensor structure, the research provides a theoretical and experimental basis for optimization and manufacture of magnetostrictive displacement sensors. KEY WORDS displacement sensor; magnetostrictive; hysteresis effect; structure; displacement hysteresis 收稿日期: 2016鄄鄄08鄄鄄10 基金项目: 国家自然科学基金资助项目(51171057) 磁致伸缩位移传感器( magnetostrictive displace鄄 ment sensor, MDS)因精度高、安装简易、可靠程度高