目录前言（2）················································内容摘要（3）···············································第一章概述（4）···········································第二章电气主接线（5）·····································第2．1节主接线的设计原则和要求（5）·······················第2．2节主接线设计方案（6）······························第2．3节经济比较（10）···································第2．3节主变压器选择（12）·······························第2．4节所用电设计（13）·································第2．5节无功补偿（15）···································第三章短路电流计算（16）··································第3．1节短路电流计算的目的、规定（17）····················第3．2节短路电流计算表（20）·····························第四章主要电气设备选型（21）······························第4．1节电气设备选择的基础知识（21）······················第4．2节高压电气设备选择及校验（23）······················第4．3节设备选择表（32）·································第五章电气变压器的保护（35）······························第5．1节保护配置的原则（35）·····························第5．2节瓦斯保护（36）···································第5．3节纵差动保护（37）·································第5．4节零序保护（39）···································第六章中央信号设计（41）··································第6．1节位置信号（41）···································第6．2节事故信号（41）···································第6．3节故障信号（41）···································第七章配电装置设计（44）··································第7．1节配电装置的特点（44）·····························第7．2节配电装置的安全净距（45）·························第7．3节本变电所的配电装置（45）·························结论（46）··················································参考文献（46）··············································符号说明（47）·············································前言此次设计的特点是：对专业知识进行更好的巩固与吸收，我们进行了为期九周的毕业设计。在这次设计中是对学习电力专业综合性很好的一次训练，通过三年的学习和两次简单的课程设计，为毕业设计打下了坚实的理论基础。设计题目“220KV/10KV变电所电气设计”，它主要包括电气主接线设计、短路电流计算、电气设备选型、变压器各项整定计算等几个部分。通过这次设计巩固了“发电厂变电站电气部分”课程的理论知识并掌握了电气设计基本方法，培养了独立分析和解决问题的能力，提高了工作能力和工程设计的基本技能。在设计过程中我们不但遇到了不少的难题，同时也发现了自己知识结构的薄弱环节，但在郭力萍老师精心指导和严格要求下圆满的完成此次设计，在这次设计中我们参考了《电力工程电气设计手册1,2》、《发电厂电气设备教科书》、《