基于嵌入式的农用电动挖掘机直流调速系统设计  

Design of DC Speed Control System of Agricultural Electric Excavator Based on Embedded System

作　　者：朱文琦[1] 邰鑫[1] Zhu Wenqi;Tai Xin(Henan Polytechnic Institute,Nanyang 473000,China)

机构地区：[1]河南工业职业技术学院,河南南阳473000

出　　处：《农机化研究》2021年第11期255-259,共5页Journal of Agricultural Mechanization Research

基　　金：河南省科技发展计划项目(182102310750);2019年度南阳市科技发展计划项目(KJGG048)。

摘　　要：首先,介绍了从系统总体框架和脉冲驱动回路,设计了农用电动挖掘机直流调速系统;然后,从硬件方案架构着手,设计了系统电源电路、同步信号检测电路、转速检测电路及脉冲触发电路等多个子系统电路图;接着,设计了软件总体架构和转速检测子系统软件部分,实现了基于嵌入式的农用电动挖掘机直流调速系统。测试实验表明:该直流调速系统的相应速度很快,且速度相应曲线也比较光滑,证实了该直流调速系统具有优越的调速性能。It first introduces the overall design of DC speed regulation system of agricultural electric excavator from the overall framework and pulse drive circuit, then designs the circuit diagrams of system power circuit, synchronous signal detection circuit, speed detection circuit and pulse trigger circuit from the hardware framework.Then from the overall framework of software and speed detection sub-system,it designed and researched on the software of the system, and it realized the DC speed control system of agricultural electric excavator based on embedded system.The test results show that the corresponding speed of the DC speed regulation system is very fast,and the corresponding curve of the speed is relatively smooth,which proves that the DC speed regulation system has superior speed regulation performance.

关 键 词：直流调速 嵌入式 脉冲电路 同步信号 挖掘机 

分 类 号：S222.55[农业科学—农业机械化工程] TP273[农业科学—农业工程]