1、摘要 I 摘 要 电力操作电源监控是电力系统的重要设备， 其性能和质量直接关系到电网的 稳定运行和设备安全。随着计算机技术的高速发展，能否有效地对电力操作电源 中的电压模块及电池的温度进行监视对电力网的综合效率和可靠性， 满足电站自 动化的需求，具有非常重要作用。 本设计就电力操作电源的直流电流、直流电压、电池温度和三相交流电压进 行了处理并通过单片机采集，最终实现当采集的数据出现问题时，单片机提示报 警并有益于更好的监控。 硬件部分主要 AT89C51 作为集中监控器，采用 AD0809 对电压进行采集并 检测，采用 18b20 温度传感器测电池温度，通过 LM4229LCD240128 液
2、晶显示，当 温度及各路电压出现异常情况时， 声光电路报警， 并在液晶相应位置了出现提示， 通过编程实现对整个系统的控制。 关键词：电力操作电源 AD0809 LCD240128 液晶 Abstract II Abstract Operation of the power supply monitoring is an important equipment of power system, its performance and quality directly related to the stable operation of power network and equipment saf
3、ety. With the rapid development of computer technology, the effectiveness of the electric operating power supply voltage module and battery temperature monitoring on power network comprehensive efficiency and reliability, to meet the demand of power station automation, has a very important role. The
4、 design of power supply operation of the DC current, DC voltage, battery temperature and three-phase AC voltage is processed through the SCM acquisition, final implementation when collecting data when problems arise, MCU alarm and is beneficial to the better monitoring. The hardware part of the main
5、 AT89C51 as centralized monitor, using AD0809voltage acquisition and detection,18B20 temperature sensor with sensing battery temperature, through the LM4229LCD240128liquid crystal display, when the temperature and various voltage abnormality, an acousto-optic alarm circuit, and liquid crystal corresponding position prompted, programmed to realize the control of the entire system. Keywords: Operation of the power supply monitoring; AD0809; LM4229LCD240128 目录 3 目 录 摘要 I Abstract
