近年来，水、食品、土壤的安全问题越来越成为威胁人类健康的关注焦点，本文针对水质安全标准中重点关注的硝酸盐、重金属以及微生物指标，开展基于电化学的便携式微传感器离子浓度检测系统研究，以开发适用于个人、工厂和医院的快速、便携式水质测量仪器。 基于电化学检测硝酸盐溶液浓度、重金属离子浓度以及微生物的原理，设计了以STM32F405为核心的便携式离子浓度检测系统和杯式智能水质监测仪的硬件电路以及基于CC2540蓝牙通讯模块电路；开发了嵌入式系统程序、CC2540蓝牙通讯程序和基于PC机的特征值提取及去噪等算法程序。 利用本文设计的离子浓度检测系统，通过提取特征值的方法拟合溶液浓度函数，实现中性条件...In recent years, the safety of water, food and soil has become the focus of attention to human health. Based on the nitrate, heavy metal and microbial indicators in water quality safety standards, study on portable ion concentration detection system based on electrochemical principles was present to design water quality measuring instruments suitable for individuals, factories and hospitals. Base...学位：工学硕士院系专业：航空航天学院_电气检测技术及仪器学号：1992014115289
