基于单片机的多功能液体测量装置设计  

Design of Multifunctional Liquid Measuring Device Based on Single Chip Microcomputer

作　　者：常乐[1] 张少文 郜少康 赵晓茹 Chang Le;Zhang Shaowen;Gao Shaokang;Zhao Xiaoru(Shanxi Polytechnic College, Taiyuan Shanxi 030006, China)

机构地区：[1]山西职业技术学院,电子与通信工程系,山西太原030006

出　　处：《山西电子技术》2021年第1期67-69,共3页Shanxi Electronic Technology

基　　金：2019年山西省教育科学十三五规划课题(GH-19238)。

摘　　要：该简易多功能液体容器装置是以STC15W4K56S4单片机为控制核心,通过超声波传感器采集液位信息;通过压力传感器采集液体重量信息;通过PH值传感器采集液体成分信息;通过测试电导率采集溶液中电解质含量信息。经对照实际标准和误差分析,最终使液位测量的绝对误差2 mm,重量测量的绝对误差0.1g,并根据液体特征可以准确分辨出纯净水、盐水、牛奶、白醋和白糖水。此外,还可以实现液位溢出自动报警的功能,以及能准确测量显示出液体的密度。The simple multi-functional liquid container device takes STC15W4K56S4 single-chip microcomputer as the control core and collects liquid level information through ultrasonic sensor.The liquid weight information is collected through pressure sensor;the composition information of the liquid is collected by PH sensor,and the electrolyte content information of the solution is collected by testing the conductivity.According to the actual standard and error analysis,the absolute error of liquid level measurement and weight measurement is 2mm and 0.1g,and according to the characteristics of liquid,the pure water,salt water,milk,white vinegar and sugar water could be accurately distinguished.In addition,it can also realize the function of automatic alarm of liquid level overflow and accurately measure the density of liquid.

关 键 词：STC15单片机 测量计算 传感器 液体特征 

分 类 号：TP273.5[自动化与计算机技术—检测技术与自动化装置]