船舶对接接头焊接变形及焊接工艺优化研究  

Research on Welding Deformation and Process Optimization for Ship Butt Joints

作　　者：何金伟 莫中华 王驭華 林翔 刘辉[3] HE Jinwei;MO Zhonghua;WANG Yuhua;LIN Xiang;LIU Hui(Nantong COSCO KHI Ship Engineering CO.,LTD.,Nantong 226001,China;Dalian COSCO KHI Ship Engineering CO.,LTD.,Dalian 116052,China;School of Naval Architecture and Ocean Engineering,Dalian University of Technology,Dalian 116024,China)

机构地区：[1]南通中远海运川崎船舶工程有限公司,江苏南通226001 [2]大连中远海运川崎船舶工程有限公司,辽宁大连116052 [3]大连理工大学,船舶工程学院,辽宁大连116024

出　　处：《广东造船》2025年第2期55-60,共6页Guangdong shipbuilding

基　　金：国家自然科学基金项目(52061135107)。

摘　　要：基于ANSYS Workbench对船舶对接接头焊接过程进行有限元分析,探究其残余应力场分布及整体变形,结合仿真结果给出焊接工艺优化方向。对极厚高强度止裂钢焊接工艺开展研究,对目标钢材进行了焊接性能评价试验,介绍了用于厚板焊接的KX法焊接工艺的坡口、熔敷顺序、工艺参数等工艺要求。Based on ANSYS Workbench,this study conducts finite element analysis of the welding process for ship butt joints to investigate residual stress distribution and global deformation.Combined with simulation results,directions for welding process optimization are proposed.The welding process for ultra-thick high-strength crackarresting steel is explored,including weldability evaluation tests on the target material.The groove design,deposition sequence,and process parameters of the KX method welding process for thick plates are introduced.

关 键 词：对接接头 焊接变形 焊接工艺 高强度止裂钢 

分 类 号：TG44[金属学及工艺—焊接]