PLC控制下的温室灌溉装置应用研究  

Application Research of Greenhouse Irrigation Device Controlled Based on PLC

作　　者：吕爱华[1] Lv Aihua(Xiangyang Automobile Vocational and Technical College,Xiangyang 441021,China)

机构地区：[1]襄阳汽车职业技术学院信息技术学院,湖北襄阳441021

出　　处：《农机化研究》2023年第11期217-221,共5页Journal of Agricultural Mechanization Research

基　　金：中国职业技术教育学会教学工作委员会;中国职业技术教育学会教材工作委员会2017—2018年度教学改革与教材建设课题(1710881)。

摘　　要：以温室灌溉需求为研究对象,进行温室内作物对土壤含水率需求和灌溉方式分析,并对土壤水分的变化过程进行研究。采用可编程控制器(PLC)建立温室灌溉控制系统,分区进行土壤湿度信息采集和灌溉执行机构控制,采用上位计算机对数据进行分析和处理,按照设定控制策略生成相关控制指令。控制系统性能测试数据表明:控制系统能对不同的湿度参数进行分析,并按照系统设定控制策略生成电磁阀打开或关闭控制指令,具有较高的可靠性。This paper takes the greenhouse irrigation demand as the research object,through the analysis of soil moisture demand and irrigation methods of crops in the greenhouse,and the change process of soil moisture is explained,the greenhouse irrigation control system is established by using programmable logic controller(PLC),and the soil moisture information collection and irrigation actuator control are carried out in different zones,and the data are analyzed by upper computer analysis and processing,according to the set control strategy to generate relevant control instructions.The control system performance test data show that the control system can effectively analyze different humidity parameters,and generate the solenoid valve open or close control command according to the system set control strategy,and the system has high operation reliability.

关 键 词：可编程控制器 温室灌溉系统 控制策略 上位计算机 

分 类 号：S625.3[农业科学—园艺学]