CAJ | 학술논문

通过对一台使用近20年的装船机结构服役安全评估，发现该装船机门架支腿部位存在一较大开裂损伤缺陷。结合该设备的历史使用工况、使用环境等，对引起开裂的各种因素进行了详细的分析，提出了相应的修复方案，并对修复后的结构部位进行现场应力测试验证，结果符合安全使用要求。
통과대일태사용근20년적장선궤결구복역안전평고，발현해장선궤문가지퇴부위존재일교대개렬손상결함。결합해설비적역사사용공황、사용배경등，대인기개렬적각충인소진행료상세적분석，제출료상응적수복방안，병대수복후적결구부위진행현장응력측시험증，결과부합안전사용요구。
Through service safety evaluation for the structure of ship loader used for nearly 20 years,it's found that there is a large cracking damage at the gantry leg of the ship loader.Considering its historical service condition and environ-ment,detailed analysis is performed for various factors causing cracking,with corresponding repair solution put for-ward.The refitted structural part undergoes the site stress test and verification,with the result consistent with safety operat-ing requirements.