大型锅炉设备及其运行目录第一章绪论...............................................................................................................................1第一节锅炉构成................................................................................................................1第二节大型锅炉类型........................................................................................................21.2.1自然循环锅炉....................................................................................................31.2.2强制循环锅炉（又称辅助循环锅炉）.............................................................9第三节锅炉设备的基本特征..........................................................................................161.3.1电厂锅炉的特性...............................................................................................161.3.2锅炉的安全和经济指标...................................................................................17第二章锅炉燃料与燃烧.......................................................................................................18第一节燃料的成分和主要特性.....................................................................................182.1.1煤的分类及成分...............................................................................................182.1.2珠江电厂用煤的煤质分析...............................................................................21第二节燃料成分对锅炉工作的影响.............................................................................232.2.1挥发分的影响..................................................................................................232.2.2水分的影响......................................................................................................242.2.3灰分的影响......................................................................................................252.2.4灰的熔化性质的影响.......................................................................................262.2.5硫分的影响......................................................................................................26第三章煤粉燃烧和运行调整...............................................................................................29第一节煤粉燃烧器布置结构及工作原理......................................................................293.1.1设备的布置......................................................................................................293.1.2燃烧器风箱......................................................................................................31第二节炉内的流体动力特性.........................................................................................333.2.1煤粉气流着火和熄火的热力条件...................................................................333.2.2影响煤粉气流着火的主要因素.......................................................................343.2.3燃烧良好的条件...............................................................................................37第三节锅炉灭火与烟道再燃烧.....................................................................................383.3.1原因分析与预防...............................................................................................393.3.2现象与处理...........................................................
