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电站锅炉一次风量的最佳风煤比修正
引用本文:赵振宁,卢晓,葛亚琴,贺桂林,齐全友,孙宝华,张建辉,刘应文,张清峰.电站锅炉一次风量的最佳风煤比修正[J].电站系统工程,2010,26(3).
作者姓名:赵振宁  卢晓  葛亚琴  贺桂林  齐全友  孙宝华  张建辉  刘应文  张清峰
作者单位:1. 华北电力科学研究院有限责任公司
2. 华北电力科学研究院有限责任公司;华北电力大学
3. 华北电力大学
4. 国华盘山发电有限责任公司
摘    要:一次风是电站锅炉燃料输送系统的主要动力来源。一次风要同时完成燃料输送和煤粉着火,过大、过小的风煤比都要影响到煤粉在炉内的正常燃烧。密封风量对风煤比也有一定影响,通过考虑密封风量修正风煤比曲线,降低最小风速的裕量,保证磨煤机乃至整台机组的正常运行。

关 键 词:热能动力工程  一次风  风煤比  密封风

Air-coal Weighted Ratio Optimization of the Flow of Primary Air for Utility Boiler
ZHAO Zhen-ning,LU Xiao,GE Ya-qin,et al..Air-coal Weighted Ratio Optimization of the Flow of Primary Air for Utility Boiler[J].Power System Engineering,2010,26(3).
Authors:ZHAO Zhen-ning  LU Xiao  GE Ya-qin  
Affiliation:ZHAO Zhen-ning,LU Xiao,GE Ya-qin,et al.
Abstract:Primary air is recognized as the predominant power resources in fuel delivery system for utility boiler.It should accomplish conveying fuels and firing the coal powder simultaneously.Besides,too large or too small air-coal ratio affects formal combustion of coal powder in the boiler.The flow of sealing air has certain effects on air-coal ratio,it corrects the air-coal curve through considering the flow of air-coal ratio and decreases the allowance of minimum air velocity in order to guarantee the coal mill ...
Keywords:thermal power engineering  primary air  the ratio of coal-air  seal air  
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