压电式小型雨量传感器优化设计研究  

Study on the optimal design of piezoelectric small rainfall sensor

作　　者：沈天舒 刘春辉 金元尚 赵丹阳 王旭 Shen Tianshu;Liu Chunhui;Jin Yuanshang;Zhao Danyang;Wang Xu(Jilin Meteorological Observation and Support Center,Changchun 130062)

机构地区：[1]吉林省气象探测保障中心,长春130062

出　　处：《气象水文海洋仪器》2024年第4期33-36,共4页Meteorological,Hydrological and Marine Instruments

基　　金：2022年度吉林省气象标准预研究项目(QX/YYJ08-2022)资助。

摘　　要：研究改进了压电式小型雨量传感器外壳结构,优化了雨量测量系统的电路设计,实现了微弱电荷信号到电压信号的转换,以提高传感器的测量精度。实验结果表明,相较于传统的翻斗式雨量计,压电式小型雨量传感器误差更低,小于3%。优化后的压电式小型雨量传感器在测量精度和稳定性方面均得到了显著提升,研究结果以期为压电式小型雨量计在气象监测和农业灌溉等领域的应用提供可靠和有效的技术支持。The study has improved the shell structure of the piezoelectric small rainfall sensor,optimized the circuit design of the rainfall measurement system,and achieved the conversion of weak charge signals to voltage signals to improve the measurement accuracy of the sensor.The experimental results show that compared with traditional tipping bucket rain gauges,the piezoelectric small rain sensor has a lower error,less than 3%.The optimized piezoelectric small rainfall sensor has significantly improved measurement accuracy and stability.It is hoped that the research results can provide reliable and effective technical support for the application of piezoelectric small rainfall sensors in meteorological monitoring and agricultural irrigation fields.

关 键 词：压电式 雨量传感器 优化设计 非线性回归模型 

分 类 号：TP212[自动化与计算机技术—检测技术与自动化装置]