低压电力电缆故障诊断装置用的高精度直流电源研制  

The development of the high-accuracy 500V direct current source

作　　者：任开春[1] 张选歧 张晓清[1] 冯璞乔[1] 林洪[1] 邱东强[1] 

机构地区：[1]后勤工程学院,400016 [2]新桥医院,400037

出　　处：《电工技术》2003年第2期40-41,共2页Electric Engineering

摘　　要：分析了由复合式开关电源构成的500V 高精度直流电源的基本原理,用 PSPICE 仿真软件对滤波参数进行优化,提出了在电感支路串联电阻以加速动态衰减速度的新方案。In this paper,the basic principle of the high-accuracy 500V direct current source composed of compound switching power is analyzed.And the filter's parameter is optimized by using PSPICE.A new method of concatenating resistance in the inductance branch to raise the dynamic attenuation speed is also presented in this paper.

关 键 词：低压电力电缆 故障诊断装置 高精度直流电源 开关电源 复合电源 PSPICE 

分 类 号：TM247[一般工业技术—材料科学与工程] TM91[电气工程—电工理论与新技术]