循环流化床锅炉燃烧福建劣质无烟煤的应用实践 study on burning fujian inferior quality anthracite in cfb boilers.pdfVIP
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循环流化床锅炉燃烧福建劣质无烟煤的应用实践 study on burning fujian inferior quality anthracite in cfb boilers
循环维亿库锅炉
燃烧福建劣质毛烟爆的应用雾跋
苏建民
福建省龙岩发电有限公司 ,福建龙岩364002
[摘 要] 福建劣质无烟煤是目前世界上最难燃烧煤种之一,实现该煤种的高效、洁净燃烧一直是
一个技术难题。对此,采用循环流化床(CFB)锅炉,并采取“床下燃烧器+床上烟煤脉
动给煤”、双回料器、提高燃烧温度、增加炉膛高度、低床压、控制原煤粒径等措施,实现
福建劣质无烟煤优化燃烧,锅炉燃烧效率95%。
[关键词]循环流化床;劣质无烟煤;脉动给煤;低床压;原煤粒径
[中图分类号]TK229
[文献标识码]A
[文章编号]1002—3364(2010)07—0011—03
l
loot编号]10.3969/j.issn.1002—3364.2010.07.01
oNBURNINGINFERIOR
STUDY FUJIAN QUALITY
ANTHRACITEINCFBBOILERS
SU
Jianmin
Provineial PowerGenerationCo Province,PRC
Fujian Longyan Ltd,Longyan364002,Fujian
anthraciteisoneofcoalsorts aremostdifficulttoburnin
Abstract:Theinferior which
Fujian quality
theworldat of effectiveandcleancombustionofsaidcoalsortis a
highly always
present.Realization
difficulttechnical thebasisof the ofCFB key
problem.On reviewingdevelopmenttechnology,some
technicalmeasuresfor combustion of ianinferior anthracitehavebeen
realizing optimizationFuj quality
underthe coalfeedonthe doublereturn—
forwardasfollows:burners
put bed+pulsating bed,using
material the the of the
receivers,enhancingburningtempera
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