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Matlab simulation of CO2 short-circuit transfer welding based on arc-inverter system
Author(s): 
Pages: 45-47
Year: Issue:  1
Journal: WELDING TECHNOLOGY

Keyword:  CO2焊短路过渡MATLAB/Simulink仿真;
Abstract: 为了提高CO2焊的工艺性,有必要对其短路过渡过程进行深入的研究.根据CO2焊短路过渡过程各个阶段的物理特征,建立了相应的数学模型,然后根据该数学模型,运用模块化的建模方法建立了基于逆变电源-电弧系统的CO2焊短路过渡过程仿真模型.在模型中充分考虑了逆变谐波的存在,使得仿真结果更加接近于实际.最后通过试验对仿真结果进行了验证,结果表明,二者基本一致,说明所建立的仿真模型是合理的.
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