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基于ARM9的电声防空警报控制器设计

发布时间:2018-11-04 09:00
【摘要】:人防警报控制器既在战争时期承担着通过预先向人民发放敌空袭信号的方式来组织人民有效躲避敌人打击的任务,也是和平年代人民政府在处理重大灾害事故时有效的应急和报知手段。所以,人防警报控制器的建设和发展与国家的安全和人民的生存息息相关。现有的以PC机为主控中心的人防警报控制器体积大、依赖市电供电且存在机械部件,可靠性和抗毁性等方面不足以应对未来高科技战争。为了保证国家和人民免受未来战争中高科技武器的打击,国防安全事业对防空警报控制器的各项性能提出了更高的要求。 本文设计了一台基于ARM9的电声防空警报控制器。硬件电路部分包括ARM9最小系统、电声警报模块、无线数传模块接口电路和外部音频功放接口等;软件部分嵌入裁剪后的适合本设计的Linux2.6操作系统,可实现复杂功能之间的调度;供电部分有市电和蓄电池两种供电方式,可自由切换。针对作为后备电源的蓄电池在使用过程中寿命短、可靠性低的问题,采用RBF神经网络方法,设计了蓄电池SOC值监测模型,可以实时监测蓄电池的工作状态,防止蓄电池在工作中过充过放。仿真结果证明了该模型用于蓄电池SOC值监测的合理性。 本文所设计的电声防空警报控制器具有体积小、便于移动、可靠性高和抗毁能力强等优点,,既实现了移动中警报音频文件的集总发放,也可以作为警报终端使用,大大降低了被敌方摧毁的概率,在一定程度上弥补了现有警报控制器的缺点和不足。
[Abstract]:The civil air defense alarm controller not only undertakes the task of organizing the people to evade enemy strikes effectively by sending out air strike signals to the people in advance during the war. It is also an effective emergency and notification tool for people's governments in peacetime to deal with major disasters and accidents. Therefore, the construction and development of civil air-defense alarm controller is closely related to national security and people's survival. The existing civil air defense alarm controllers with PC as the main control center are large in size, rely on municipal power supply and have mechanical components. The reliability and survivability of these controllers are not sufficient to cope with the future high-tech war. In order to protect the nation and people from the attack of high-tech weapons in the future war, the national defense and security enterprises put forward higher requirements on the performance of the air defense alarm controller. In this paper, an electroacoustic air defense alarm controller based on ARM9 is designed. The hardware circuit includes ARM9 minimum system, electro-acoustic alarm module, wireless data transmission module interface circuit and external audio power amplifier interface. The software part is embedded in the Linux2.6 operating system which is suitable for this design, which can realize the scheduling between the complex functions, and the power supply part has two power supply modes, one is the municipal power supply and the other is the battery, which can be switched freely. Aiming at the problems of short life and low reliability of battery as backup power supply, a monitoring model of battery SOC value is designed by using RBF neural network method, which can monitor the working state of battery in real time. Prevent the battery from overcharging during work. The simulation results show that the model is reasonable for battery SOC monitoring. The electro-acoustic air defense alarm controller designed in this paper has the advantages of small size, easy to move, high reliability and strong survivability. It not only realizes the lumped release of alarm audio files in mobile, but also can be used as an alarm terminal. It greatly reduces the probability of being destroyed by the enemy, and to some extent makes up for the shortcomings and shortcomings of the existing alarm controllers.
【学位授予单位】:哈尔滨理工大学
【学位级别】:硕士
【学位授予年份】:2013
【分类号】:TP368.12

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