流化床秸秆燃烧技术研究与开发.pdfVIP

第 28卷 第 12期 水利电力机械 Vo.l 28 No. 12 2006年 12月 WATER CONSERVANCY ELECTR IC POWER MACH INERY Dec. 2006 Developm e t a d research of the straw combustio tech ology for the flu idized bed boiler 秦建光, 余春江, 王勤辉, 方梦祥, 骆仲泱 QIN Jia -gua g, YU Chu -jia g, WANG Q i-hu,i FANG M e g-xia g, LUO Zho g-ya g ( , 310027) ( State Key Laboratory of C lea E ergy Utilizatio of Zhejia gU ivers ity, H a gzhou 310027, Ch i a) :介绍了秸秆 物质在我国大规模燃烧利用的重要意义以及研究发展现状为了解决秸秆燃烧应用 中的技术难题, 深入地研究了秸秆的基本燃烧特性和动态燃烧过程,特别对秸秆燃烧中由碱金属引发的低温 灰熔融现象和过热器金属材料的高温腐蚀问题进行了针对性研究简要论述了由浙江大学结合国内研究和 国外相关运行经验教训而自主开发的循环流化床秸秆燃烧技术和工程示范项目 : 秸秆; 物质; 燃烧; 循环流化床; 碱金属问题 : TK6 : A : 1006- 6446( 2006) 12- 0070- 06 A b stract: The mi porta ce of large scale straw com bustio i Chi a a d its RD statues is prese ted. To solve the tech ical problem sw ith straw combustio app licatio , the comm o com bustio characteristics a d dy am ic process of straw combustio are i te sely stud ied. Specially, the serious low tem perature ash m elti g phe om e o a d high temperature corrosio of super- heaterm etalm aterial caused by alkali from straw are stud ied i detai.l A brief i tro- ductio to a ew circulati g fluidized bed straw combustio tech ology developed by Zhejia g U iversity a d its i- dustrial app licatio are give , wh ich takes i to accou t the lesso s a d experie ces from both domestic research a d oversea practice. K ey w ords: straw; b iomass; combustio ; circu lati g flu id ized bed; alkali problem [ 4] 7. 05 t , 1 , 21 , [ 1] , , , , ,