华润热电厂吸收塔焊接施工方案VIP免费

目 录1.工程概况 ··································································12.编制依据 ··································································23.作业前的条件和准备 ························································34.作业的程序和方法 ··························································55.质量控制点的设置及预防 ····················································86.作业的质量要求 ····························································97.预防措施与纠正措施 ························································108.作业的环境要求 ····························································109.作业的安全要求 ····························································1010.附录 ·····································································16下载后可任意编辑2下载后可任意编辑1.工程概况1.1. 工程概况华润盘锦热电厂 2×350MW 烟气脱硫工程装置采纳石灰石——石膏湿法工艺，副产物为二水石膏。本工程脱硫装置设置为两套，#1 脱硫装置单独处理#1 炉烟气，#2 脱硫装置单独处理#2 炉烟气，吸收塔设计高度为 36.95m，每塔设置 1 层除雾层、1 层喷淋层，全容积约5700m3 ，浆液重约 4870t。设计条件下，全烟气脱硫效率为≥97.7%。1.2. 施工范围、接口界限#1 吸收塔布置在烟 囱 正东方向，#2 吸收塔布置在烟 囱正西方向，#1、#2 吸收塔以烟囱为中心相互对称布置。吸收塔基础为钢筋混凝土基座。吸收塔直径为 φ15700mm，为全钢制圆筒薄壁容器。上段筒体为除雾喷淋区...