A system simulation study was done for full digital welding inverter, and a method of connecting dynamic arc load model to the system with controlled source was presented.
从整体上对数字控制逆变焊机系统进行了仿真研究，提出用受控源的方法实现了动态电弧负载模型与系统的连接。
Based on historical data of Shaanxi natural gas network system, static and dynamic simulation and load forecasting of natural gas system has been researched in this thesis.
本文依据陕西省天然气管网系统的历史数据，对天然气管网系统稳动态仿真和天然气短期负荷预测进行了研究。
In China and abroad, almost all of the dynamic load simulation software cannot calculate the hourly cooling load of the building, under random weather and building conditions.
国内外，几乎所有动态负荷模拟软件都无法计算出任意气象和任意建筑条件下的建筑物逐时冷负荷。
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