核电厂辐射监测系统设备通讯问题解决方法和改进

摘要

RS485Modbus是核电厂辐射监测系统设备常用的通讯方式。论文根据核设施辐射监测系统设计和工程实践经验，介绍了该通讯方式的测试调试方法，并针对通讯问题提出解决方法和改进建议，可供各类辐射监测系统设备在软件开发、测试和现场调试时参考。%RS485 Modbus protocol is widely adopted by nuclear radiation monitoring system equipment.A test method of RS485 Modbus and communication problems are introduced based on engineering experience.Solu-tions and improvement suggestions are brought aspractical reference for nuclear equipment software develop-ment, on-site test and debug of Plant Radiation Monitoring System communication function.