670 MW火电机组低负荷时送风自动异常分析  

Analysis of Automatic Anomaly of Air Supply at Low Load of 670 MW Thermal Power Unit

作　　者：翁文霖 孙玲飞 范常浩 陈刚 Weng Wenlin;Sun Lingfei;Fan Changhao;Chen Gang(Cangzhou Xintian Botou Energy Company,Cangzhou Hebei 061113,China;Guoneng Nanjing Electric Power Test and Research Co.,Ltd.,Nanjing Jiangsu 210023,China)

机构地区：[1]沧州新天渤投能源公司,河北沧州061113 [2]国能南京电力试验研究有限公司,江苏南京210023

出　　处：《机械管理开发》2024年第2期263-265,268,共4页Mechanical Management and Development

摘　　要：提出了一种煤量平均热值计算方法,为电厂运行人员配煤掺烧时提供了可量化的参考;同时提出一种应对煤质劣化情况下送风自动的投入解决方案和自清灰式风量测量装置,进一步改善送风系统自动调节效果,对同类型机组送风系统的自动调节优化有一定参考意义。Amethod of calculating the average calorific value of coal quantity is proposed,which provides a quantifiable reference for the power plant operators when coal blending;at the same time,a solution of inputting the air supply automation in case of deterioration of coal quality and a self-cleaning air volume measuring device are proposed to further improve the effect of the automatic adjustment of the air supply system,which is of some reference significance for the optimisation of the automatic adjustment of the air supply systemof the same type of units.

关 键 词：送风自动 风量测量 煤质劣化 煤质校正 氧量校正 

分 类 号：TK39[动力工程及工程热物理—热能工程]