大型燃煤机组保安电源接线及控制方案设计优化探析  

Optimization Discussion about Safety Power Supply Wiring and Control Scheme Design for Large Coal-fired Units

作　　者：徐维利 徐嘉骏 XU Weili;XU Jiajun(Chongqing Power Plant,Shenhua Guoneng Group Co.,Ltd,Chongqing,400053;Chongqing Clean Energy Branch,Huaneng International Power Co.,Ltd,Chongqing,400020)

机构地区：[1]神华国能集团有限公司重庆发电厂,重庆400053 [2]华能国际电力股份有限公司重庆清洁能源分公司,重庆400020

出　　处：《神华科技》2018年第2期52-56,共5页Shenhua Science and Technology

摘　　要：为保障大型燃煤发电机组的设备安全,有必要进一步加强机组交流保安电源系统设计优化研究。本文主要以某电厂"上大压小"一期(2×660MW)工程初步设计方案作为典型代表,从一次接线和二次控制逻辑的角度进行了探析,深入分析了存在的问题,提出了优化建议方案,对提高机组交流保安电源系统的合理性和供电可靠性,具有重要的参考作用。In order to ensure the safety of the equipment of large coal-fired generating units,it is neces?sary to further strengthen the optimization of the design of AC power supply system.In this paper,a prelimi?nary design of a large-scale(2×660MW)project of a power plant is taken as a typical representative,and the existing problems are analyzed from the point of view of one connection and secondary control logic.The existing problems are analyzed and the optimization The proposed scheme has an important reference func?tion to improve the rationality of the power supply system and the reliability of the power supply.

关 键 词：大型机组 保安电源 柴油发电机 控制方案 

分 类 号：TM31[电气工程—电机]