大型钛-钢复合材料浓缩塔现场分段组装技术  

On-Site Segmented Assembly Technology of Large Titanium-Steel Composite Enrichment Tower

作　　者：刘吉坡 李芳侠 张立峰 LIU Jipo;LI Fangxia;ZHANG Lifeng

机构地区：[1]西部宝德科技股份有限公司,西安市710201 [2]国家地方联合过滤分离工程研究中心 [3]陕西省过滤分离工程研究中心

出　　处：《化工装备技术》2022年第4期61-64,共4页Chemical Equipment Technology

摘　　要：某大型浓缩塔的主体材料为TA2/Q345R爆炸复合板,因运输等原因,将其分为三段在现场进行组对、焊接、NDE和涂漆等工作。介绍了现场组装的技术方案和质量控制要点,组装技术方案包括技术工艺方案、现场施工要求、组装工序、组装方法等,质量控制要点包括管口方位、AB类焊缝错边量、塔体直线度、压力试验、气密性试验、表面质量等。重点介绍了浓缩塔的核心制造要点,即TA2/Q345R复合板的焊接工作,分别叙述了钢基层和钛复层的焊接工艺和质量控制要点。Although the structure of the slag lock bucket of the coal gasification unit was not complicated,special attention should be paid to some details in the structural design.The main structures of the slag lock hopper,such as the head,the cylinder and the cone,were analyzed,and the key points of each link from design to manufacturing were explained,so as to reduce the equipment manufacturing cost and make the design more reasonable.The technical scheme and quality control points of on-site assembly were introduced.The technical scheme of assembly included technical process scheme,on-site construction requirements,assembly process,assembly method,etc.The quality control points included nozzle orientation,AB-type weld misalignment,tower body straight line degree,pressure test,air tightness test,surface quality,etc.The core manufacturing points of the concentration tower,that was,the welding of TA2/Q345R clad plates were introduced,and the welding process and quality control points of the steel base layer and the titanium clad layer were described respectively.

关 键 词：大型塔器 钛-钢复合板 现场 分段组装技术 焊接 

分 类 号：TQ050.6[化学工程]