Agricultural Internet of things can realize the digitization, network and precision of agricultural management.The greenhouse monitoring system based on the agricultural internet of things can realize remote monitoring and the intelligent control of greenhouse.By analyzing the special needs of greenhouse monitor and control, and referencing to the standard agricultural internet of things, this paper proposes the architecture of the intelligent greenhouse internet of things.According to the framework architecture, this paper designs a greenhouse monitoring and controlling system.The sensing control layer is based on the ZigBee and RS485 sensor network and the computer control module, and optimize its reliability, scalability and low power consumption.The network transport layer supports a variety of data transmission and data synchronization mechanisms, establishes the data hub between upper layers of the system;Application layer contains the data center, WEB server and intelligent control strategy learning system,providing a cloud storage solutions,high availability and maintenance-free cloud servers and control strategy learning system;The terminal access layer using the WEB front-end technology and react native provides a visual interface.The long-term work of the Intelligent greenhouse Internet of things system in a multi-span plastic greenhouse shows that the system is stable and reliable.Therefore, the system can effectively improve the scientific management of the greenhouse production.%农业物联网能实现农业管理的数字化、网络化和精准化,基于农业物联网的温室监控系统可实现温室环境的远程监测和智能控制.通过分析温室监控的特殊需求并参考物联网的标准架构,提出了智能温室物联网的架构方案.根据该架构方案设计了完整的温室监控物联网:感知控制层基于ZigBee和RS485传感器网络及计算机控制模块,并针对可靠性、可扩展性和低功耗进行了优化设计;网络传输层支持多种数据传输方式和数据同步机制,建立了系统层间数据枢纽;应用层包含数据中心、WEB服务器和智能控制策略系统,提供了基于Hadoop和MySQL的海量温室历史数据的云存储解决方案、高可用免维护的云服务器和基于大数据和机器学习的控制策略;终端接入层采用WEB前端技术和React Native为系统提供了可视化界面.该智能温室物联网系统在连栋塑料温室实验基地的长期工作表明:系统运行稳定可靠,能有效提高温室生产的科学管理水平.
展开▼
