井下有毒气体具有多种危害,为了防止危险发生,保护工作人员安全,设计一种集中检测系统具有十分重要的意义。本文介绍了一种基于无线通信的分布式有毒气体检测、集中报警系统,详细介绍了基于XBee—Pro无线组网技术,并给出了软件流程图。本系统具有检测实时和工作可靠等特点。 Underground toxic gases have a variety of hazards, in order to prevent the occurrence of danger, to protect the safety of staff, the design of a centralized detection system is of great significance. This paper introduces a distributed wireless toxic gas detection and centralized alarm system based on wireless communication, and introduces the wireless networking technology based on XBee-Pro in detail, and gives the software flow chart. The system has the characteristics of real-time detection and reliable work.