The versatile digital simulation program for AC/DC power systems developed by the authors is expanded and perfected, and on the basis of above, an AC/DC system harmonic analysis package is developed by using FFT.

• 本文进一步发展和完善了作者开发的交直流(AC/DC)系统通用数字仿真程序,并在此基础上应用快速傅立叶变换(FFT)方法开发了AC/DC系统谐波分析程序。