大坝安全监测系统主要无线组网策略

A brief analysis on wireless network strategy of dam safety monitoring system

分析目前大坝安全监测传感器数据采集装置主流的无线组网策略,在功耗、组网难度、费用、通信距离等应用需求方面分析各自的优缺点,并结合长期工程经验罗列每种通信方式实际使用中的网络架构、特点和注意事项,指出短距局域组网与广域无线组网的灵活组合应用对于减小土建工作量,提高系统防雷能力,实现更长时间的无人值守,增强数据传输可靠性有着很强的现实意义。随着LoRa及NB-IoT等技术的不断成熟及投入使用,大坝安全监测领域应用无线组网具有良好的应用前景。

This article generally introduces same kinds of dominating wireless network strategies which areused in the current dam safety monitoring sensor data acquisition system. It describes the respective advantagesand disadvantages in applications demands such as power, difficulty, cost and communication distance, as well asconnecting with the experiences in engineering, lists architecture, characteristics and points for attention in actual useof each wireless network. Through the analysis of each method, it points out that the flexible composite applications ofusing short distance of local area network and wide area wireless network have great practical significance in reducingthe construction work, improving the lightning protection ability, realizing longer working time, and enhancing thedata transmission distance. With the development and use of new wireless technology such as LoRa and NB-IoT, theapplication of wireless network in the area of dam safety monitoring has a well application perspective.