600MW 火电厂电气主接线方案与设备布置设计摘要本设计是对 600MW 火电厂新建工程主接线方案与设备布置进行设计，主要运用发电厂电气部分、高电压技术、电力系统分析、电力系统自动化等专业知识完成“发电厂主接线的设计”。具体设计内容包括主接线的接线方案设计、负荷分析计算、变压器选择、配电装置设计、绘制电气主接线图、绘制厂用电接线原理图。本设计严格遵循发电厂电气部分的设计原则，并结合实际情况将主接线的接线方案确定为双母线接线方式，发电机变压器组确定为单元接线。同时，利用换算系数法进行负荷分析计算，高压厂用变压器选择低压分裂绕组变压器，确定了合适的短路点并进行短路电流计算。然后对电气设备的动、热稳定校验，对主要电气设备型号、参数进行确定，设计并绘制了 220kV 配电装置平面布置图及 220kV 配电装置断面图。关键词：火电厂；电气主接线；电气设备；配电装置THE MAIN ELECTRICAL WIRING PROGRAMS AND EQUIPMENT LAYOUT DESIGN OF 600 MW THERMAL POWER PLANTABSTRACTThe text is about main wiring programs and equipment layout design of a new construction of 600 MW thermal power plant. Use of Power Plant Electrical Parts, High Voltage Technology, Power System Analysis, Power System Automation Expertise to complete the design of the main wiring of power plants. The specific design elements include the main wiring connection design, load analysis and calculation, transformer selection, design of power distribution equipment, draw electrical wiring diagram, drawing auxiliary power wiring schematic. The design strictly follow the design principles of power plant electrical part, combined with the actual situation of the main wiring connection program and determined the program for the dual-bus wiring, generator-transformer set identified as unit connection. At the same time, use the conversion factor method for load calculation, the high-voltage station transformer select low-voltage split-winding transformer, and determine the appropriate short-circui...
