新型电力系统的建模仿真关键技术及展望

Key Technologies and Prospects of Modeling and Simulation of New Power System

在实现“碳达峰、碳中和”目标、推动构建以新能源为主体的新型电力系统背景下,高比例新能源并网、高比例电力电子装备将成为未来新型电力系统的主要趋势和突出特征。文中首先概述了新型电力系统的特征,总结了新型电力系统对建模仿真技术提出的迫切需求,分别从建模优化方法、多时间尺度仿真方法和仿真计算加速方法等方面分析了电力系统建模仿真技术的现状和改进方案,同时,描述了面向新型电力系统的仿真新技术和应用新模式。最后,对建模仿真新技术及其应用新模式如何更好地适应新型电力系统构建和运行给出了建议。

In the background of achieving the goal of“carbon emission peak and carbon neutrality”and promoting the construction of the new power system with renewable energy as the main part,high proportion of renewable energy connected to the grid and high proportion of power electronics equipment will become the main trends and outstanding features of the new power system in the future.This paper starts with an overview of the characteristics of the new power system,and summarizes the urgent needs of the new power system for modeling and simulation technology,introduces the current status and improving schemes of modeling and simulation technologies for the power system in terms of modeling optimization methods,multi-time scale simulation methods and simulation calculation methods,and the simulation new technologies and new application modes for the new power system are described.Finally,the simulation modeling technology and its application mode are prospected to better adapt to the construction and operation of the new power system.In the future,due to the continuous improvement of calculation technologies and simulation computing power,revolutionary may emerge in the simulation technology and application mode of the power system breakthrough.