基于数字传感技术的电学综合实验系统

An electrical integrate experiment system based on digital sensing technology

研制了由数字电压、电流及微电流传感器组成的电学传感系统,可替代传统的电压、电流和微电流表,并能够实现实验数据的数字化采集、传输、存储和处理.此外,还开发了标准化的电学元件模块,采用标准化模具和透明结构设计,使所有元器件清晰可见,支持多种规格的元器件,便于在实验过程中灵活调整元件参量.利用这套实验系统,可以开展一系列电学实验项目,包括非线性元件的伏安特性研究、直流电桥、RLC电路分析、电表改装、示波器原理及其应用等实验.

An electrical sensing system was developed,which include integrates digital voltage,current,and microcurrent sensors.This system could replace traditional voltage,current,and microcurrent meters.And the system had real-time data collection functions with high sampling rate,wide measurement range,and high precision,and had an automatic overload protection mechanism.In addition,a standardized electrical component module was developed with open-mold construction and a transparent structural design to allow all components clearly visible.This transparency aided students in understanding and mastering the experimental content more effectively.This module’s design accommodated components with diverse specifications,enabling the flexible adjustment of component parameters during experimentation.This experimental system facilitated a wide range of electrical engineering projects,including investigations into the volt-ampere characteristics of nonlinear components,DC bridge analysis,RLC circuit behavior,meter modifications,oscilloscope principles,and their applications.