循环流化床锅炉的运用及运行中的问题 毕业论文.doc

东北电力大学毕业论文题目循环流化床锅炉的运用及运行中的问题班级姓名指导老师年月日第 II页共 32页摘要循环流化床锅炉是八十年代发展起来的高效率、低污染和良好综合利用的燃煤技术,由于它在煤种适应性和变负荷能力以及污染物排放上具有的独特优势,使其得到迅速发展。循环流化床锅炉的原理及其脱硫工艺等加工技术的发展,带来了社会效益和经济效益。关键词:循环流化床锅炉加工分析第 III页共 32页 Abstract Circulating fluidized bed boiler is developed in the eighty s, high efficiency, low pollution and prehensive utilization of coal technology, due to its adaptability for coal and variable load capacity and has the unique advantages of pollutant discharge, make its get rapid development. The principle of circulating fluidized bed boiler and its processing technology such as desulfurization technology development, the social benefit and economic benefit. Keywords: processing analysis of circulating fluidized bed boiler 第 IV 页共 32页目录摘要............................................................................................................ II Abstract ........................................................................................................... III 第 1章绪论.................................................................................................. 1 本论文的背景和意义......................................................................... 1 第二章电厂空冷系统........................................................................................ 6 2 .1 空冷机组和空冷系统简介................................................................... 6 直接空冷系统............................................................................... 6 海勒系统....................................................................................... 9 哈蒙式系统................................................................................. 10 SCAL 间接空冷系统.................................................................. 11 三种系统的比较......................................................................... 12 空冷技术的特点........................................................................ 14 空冷技术分类.......................................................................... 15