基于物联网技术的落球法测液体粘度实验优化  

Optimization Based on Iot Related Technologies“Experiment of Measuring Liquid Viscosity by Falling Ball Method”

作　　者：张瀚宇 陈尔达 罗尧 罗浩[1] ZHANG Hanyu;CHEN Erda;LUO Yao;LUO Hao(School of Science,Southwest University of Science and Technology,Mianyang 621010,China)

机构地区：[1]西南科技大学理学院,四川绵阳621010

出　　处：《大学物理实验》2020年第2期41-44,共4页Physical Experiment of College

基　　金：西南科技大学教育教学改革项目(19XN0039);西南科技大学高教研究专项(19GJZX28)。

摘　　要：基于物联网技术,对落球法测液体粘度实验进行优化,开发了一套实验辅助系统。利用电路控制电磁铁实现金属小球的精准释放,通过计时模块、计算模块简化实验操作和数据计算,通过将物联网概念引入大学物理实验,提升了实验数据的可视化。该实验电路成本低,提供了大量的拓展接口,可快速兼容其它物理实验,有利于实现该实验项目的验证性向综合设计性转换。Based on the Internet of Things technology,it optimizes the experiment of measuring liquid viscosity by falling ball method and develops a set of experimental auxiliary system.The electric circuit is used to control the electromagnet to realize the precise release of the metal ball.The timing module and the calculation module simplify the experimental operation and data calculation.The concept of Internet of Things is introduced into college physics experiments to improve the visualization of experimental data.The experimental circuit is low in cost,provides a large number of expansion interfaces,can be quickly compatible with other physical experiments,and is conducive to the realization of the conversion of the verification of the experimental project to the comprehensive design.

关 键 词：落球法测液体粘度 实验辅助系统 物联网 自动释放装置 快速兼容 

分 类 号：O4-33[理学—物理]