课程设计题目除尘系统设计学院专业班级学生姓名指导教师0目录1前言...........................................................................................................................................-3-2设计任务书...............................................................................................................................-3-2.1设计目的........................................................................................................................-3-2.2设计任务与要求............................................................................................................-3-2.3设计资料........................................................................................................................-4-3设计说明书...............................................................................................................................-6-3.1集气罩的设计................................................................................................................-6-3.1.1设计原则.............................................................................................................-6-3.1.2集气罩尺寸参数的确定.....................................................................................-6-3.1.3控制点控制速度vx的确定.................................................................................-7-3.1.4排风量的确定.....................................................................................................-9-3.2除尘器的选型与设计....................................................................................................-9-3.2.1除尘器类型比选.................................................................................................-9-3.2.2除尘器的选型...................................................................................................-10-3.3管道、弯头及三通的设计..........................................................................................-11-3.3.1管道设计原则...................................................................................................-11-3.3.2管道的初步设计...............................................................................................-11-3.3.3管径与管内流速的确定...................................................................................-12-3.3.4弯头的设计.......................................................................................................-13-3.3.5三通的设计计算...............................................................................................-13-3.3.6管段长度的确定...............................................................................................-13-3.4压损平衡设计..............................................................................................................-14-3.4.1管段压损计算...................................................................................................-14-3.4.2压力校核...........................................................................................................-16-3.4.3除尘系统总压力损失.......................................................................................-17-3.5风机的选择与校核......................................................................................................-17-3.6电机的选择与校核..............................
