Numerical simulation and experimental study on metallographic structure characteristics of melting trace caused by overcurrent fault of copper wire

• Weifeng WangXi'an University of Science and Technology
• Cuizhen LuXi'an University of Science and Technology
• Lin ShiXi'an University of Science and Technology
• Hui‐Fei LyuXi'an University of Science and Technology
• Xiaohan JiXi'an University of Science and Technology
• Yuhang HuoXi'an University of Science and Technology