Jiang, Wenchun; Fan, Qinshan; Gong, Jianming - In: Energy 35 (2010) 1, pp. 461-467
In this study, a geometry optimization of welding joint between tower and bottom flange in a wind turbine is performed based on residual stress considerations. A sequentially coupling finite element analysis (FEA) program is developed to simulate the welding temperature and residual stress....