摘要
设计了一种由恒流模块和稳压模块串联组成的直流辅助电源。介绍了直流辅助电源电路的工作原理,并设计了由恒流模块和稳压模块串联组成的直流辅助电源样机,测试了样机在电网电压波动及负载变化时的输出电压情况。测试结果表明:接入220 V交流电源时,样机可以稳定输出12 V电压,其性能满足设计要求。
Designed a prototype of DC auxiliary power supply composed of the constant current module and voltage regulator module. Introduced the working principle of DC auxiliary power supply circuit, designed a prototype of DC auxiliary power supply, and tested the change of output voltage in the voltage fluctuation of the grid and the load variation.The result indicates that the prototype creates a stable output voltage of 12 V with 220 V AC power accessed, and the performance meets the design requirement.
出处
《湖南工业大学学报》
2015年第4期72-75,共4页
Journal of Hunan University of Technology
关键词
恒流模块
稳压模块
直流辅助电源
constant-current module
voltage regulator module
DC auxiliary power supply
