本文为 2019-08-02 所做讲座的文稿，用于向无电力系统背景者介绍专业基础知识，供参考。（注：文稿内容仅包括知识点，多数不含详细解释；许多素材内容较复杂，但实际未作深入讲解。）另有补充内容见“电力系统基础（增补）”。 This post is the presented script of the lecture given on 2019-08-02, containing the basic knowledge on power systems, aiming at the colleagues with no EE background. (Note: The script only contains the key points, most of which are not explained in detail; many of the materials express the knowledge in depth,…