基于嵌入式PLC和Modbus通信协议的舱室自动排水系统  

Automatic Cabin Drainage System Based on Embedded PLC and Modbus Communication Protocol

作　　者：白效昆 张会新[1] BAI Xiaokun;ZHANG Huixin(Key Laboratory of Instrument Science&Dynamic Measurement(North University of China),Ministry of Education,Taiyuan 030051)

机构地区：[1]中北大学仪器科学与动态测试教育部重点实验室,太原030051

出　　处：《舰船电子工程》2024年第3期50-52,共3页Ship Electronic Engineering

摘　　要：舱室排水系统是船舶的重要组成部分,随着通信技术与自动化技术的发展,舱室排水对自动化和智能化的要求也在不断提高。论文提出舱室排水系统的自动化设计思路,根据具体的控制要求,设计了基于嵌入式PLC和Mod-bus-RTU协议的舱室自动排水系统,结合Cortex-M3内核低功耗、低成本和高性价比的优势,再利用RS232/RS485搭配Mod-bus-RTU通讯协议组成网络,通过上位机监控整个系统,最终实现排水泵的快速启停控制,为船舶的安全行驶提供了保证。Cabin drainage system is an important part of the ship.With the development of communication technology and au-tomation technology,the requirements of automation and intelligence of cabin drainage are constantly improving.This paper propos-es the automatic design idea of cabin drainage system.According to the specific control requirements,the automatic cabin drainage system based on embedded PLC and Modbus-RTU protocol is designed.Combined with the advantages of low power consumption,low cost and high cost performance of Cortex-M3 kernel,then RS232/RS485 and Modbus-RTU communication protocol are used to form a network,and the whole system is monitored by the upper computer.Finally,the rapid start and stop control of the drainage pump is realized,which provides a guarantee for the safe running of the ship.

关 键 词：嵌入式PLC Modbus-RTU CORTEX-M3 舱室排水 

分 类 号：TN915.04[电子电信—通信与信息系统]