辅机单列配置下的厂用电优化方案

Discussion on Optimization Scheme of Auxiliary Power of Power plant with Single Row Configuration Scheme of Power Plant

对国内首次投产的主要辅机单列配置下的布连电厂一期660MW超超临界燃煤空冷机组中压厂用电接线设计进行了分析,重点对适应辅机单列配置的公用段设置以及10k V等级厂用电压选择进行了介绍,并以详实的数据对各种运行状态下的厂用电率进行了比较,提出了相关的结论和建议,供业内同行参考。

The paper analyses medium auxiliary power wiring design of Bulian power plant of fist phase, with capacity 2 × 660 MW, Ultra-supercritical coal-fired air-cooling, adopts single row configuration scheme and goes into operation for first time in China, focuses on an introduction to configuration of communal bus duct setting and selection of 10 k V auxiliary voltage level, and also, for reference, makes a comparison of auxiliary power ratio under various operation modes through detailed data, puts forward relevant conclusions and recommendations for reference.