关于烟囱选型问题的看法电力规划设计院杨旭中随着环境保护要求的提高和电厂的大型化，烟囱选型问题显得日益重要，必须从环保、安全、经济等多因素综合考虑。为此，西北电力设计院在电力环境保护研究所的支持下，完成了“四管烟囱烟气抬升及效益研究”的科研课题，１９９... Views on the selection of chimneys Yang Xuzhong, Power Planning and Design Institute With the improvement of environmental protection requirements and the enlargement of power plants, the issue of chimney selection becomes increasingly important. Comprehensive consideration must be given to many factors such as environmental protection, safety, and economy. To this end, the Northwest Electric Power Design Institute, under the support of the Institute of Electric Power Environmental Protection, completed the “Study on the Uplifting and Benefits of the Four-pipe Chimney Flue Gas” research project, 199...