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基于作物茎杆生理电容式水分传感器的研究
引用本文:缪鹏程,曹成茂,业红玲,刘辉,洪翎.基于作物茎杆生理电容式水分传感器的研究[J].电子技术,2010,47(4):61-63.
作者姓名:缪鹏程  曹成茂  业红玲  刘辉  洪翎
作者单位:1. 蚌埠学院机械与电子工程系
2. 安徽农业大学工学院
3. 安徽广播电视大学
基金项目:安徽省教育厅自然资金项目,项目号:2006KJ171B
摘    要:准确检测作物生长的水分状况,对灌溉决策十分重要。本文介绍了作物茎杆生理电容式水分传感器的原理及电路设计,该传感器可实现对作物生长水分状况的无损检测,通过试验证明该电容传感器测量作物含水量的变化是可行的。基于茎杆生理电容变化的作物水分非破坏性检测技术,研制结构简单、测量准确、抗干扰能力强的作物水分测量传感器,对丰富节水灌溉技术和传感器技术具有重要的意义。

关 键 词:传感器  无损检测  电路设计

Research on Moisture Sensor Based on Physiological Capacitance of Crop's Stem
Miao Pengcheng Cao Chengmao Ye Hongling Liu Hui Hong Ling.Research on Moisture Sensor Based on Physiological Capacitance of Crop's Stem[J].Electronic Technology,2010,47(4):61-63.
Authors:Miao Pengcheng Cao Chengmao Ye Hongling Liu Hui Hong Ling
Affiliation:1. Department of Mechanical and Electronic Engineering;Bengbu College 2.College of Engineering;Anhui Agricultural University 3.Anhui Radio & TV University
Abstract:It is especially important to detect moisture content of crops precisely for irrigation decision. The principles and electric circuits of the moisture sensor based on physiological capacitance of crop's stem are introduced. The sensor can implement the non-destructive detection of the moisture state in crop's growth. The experiment results show that it is feasible for the capacitance sensor to measure the variation of crop's moisture. To develop the moisture sensor, which features simple structure, accurate...
Keywords:sensor  non-destructive detection  circuits design  
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