基于AT89C52的交流UPS不间断电源系统研究与设计  

Research and Design of AC UPS Uninterruptible Power Supply System Based on AT89C52

作　　者：刘海军[1] 陈重阳 杨磊 LIU Haijun;CHEN Chongyang;YANG lei(Institute of Intelligent Manufacturing and Automobile,Neijiang Vocational&Technical College,Neijiang Sichuan 641100,China;Chongqing Caiyao Technology Co.,Ltd.,Chongqing 402160,China;Jiangsu Jinkong Equipment Xinhengsheng Chemical Co.,Ltd.,Xinyi Jiangsu 221400,China)

机构地区：[1]内江职业技术学院智能制造与汽车学院,四川内江641100 [2]重庆才耀科技有限公司,重庆402160 [3]江苏晋控装备新恒盛化工有限公司,江苏新沂221400

出　　处：《电子器件》2024年第2期415-424,共10页Chinese Journal of Electron Devices

摘　　要：随着计算机技术、通信技术的不断发展,铁路、医疗、数据存储等系统的安全可靠运行就与不间断电源息息相关。为了满足需要,设计了一款交流UPS不间断电源,系统由整流电路、蓄电池、逆变电路、静态旁路等部分构成。采用AT89C52为主控芯片,利用充电器以及蓄电池为UPS提供能量,经过稳压电路为逆变电路提供稳定的电压,通过逆变电路为UPS提供稳频稳压的交流电,经过静态旁路为UPS提供不间断的供电切换。最后,对该交流UPS不间断电源系统进行了仿真测试,结果表明,设计的交流UPS不间断电源可以稳定地给负载提供交流电压,且电源工作效率高,稳定性强、体积小、输出精度高,保证了对负载的不间断供电,具有一定的现实意义。With the continuous development of computer technology and communication technology,the safe and reliable operation of railway,medical,data storage and other systems is closely related to uninterruptible power supply.In order to meet the needs,an AC UPS uninterruptible power supply is designed,which is composed of rectifier circuit,battery,inverter circuit,static bypass and so on.AT89C52 is used as the main control chip,charger and battery are used to provide energy for UPS,stable voltage is provided for inverter circuit through voltage stabilizing circuit,alternating current with stable frequency and voltage is provided for UPS through inverter cir⁃cuit,and uninterrupted power supply switching is provided for UPS through static bypass.Finally,the simulation test of the AC UPS un⁃interruptible power supply system is carried out,and the results show that the designed AC UPS uninterruptible power supply can stably provide AC voltage to the load,and the power supply has high efficiency,strong stability,small size and high output precision,which en⁃sures the uninterruptible power supply to the load and has certain practical significance.

关 键 词：不间断电源 整流器 逆变器 

分 类 号：TM919[电气工程—电力电子与电力传动]