September 23-24, 2020，The twelfth meeting of renewable energy grid control and modeling technical seminar was successfully held in Jinan, Shandong，From the Institute of Electricity Sciences、Tsinghua University、Zhejiang University、Jinfeng Technology and other domestic research institutes、University、Enterprise, etc.More than 30 units 100Yu people attended the meeting. Experts and scholars of the meeting"Return of renewable energy side control and modeling"RelatedTechnical issues have carried out extensive in -depth discussions.

The meeting was hosted by the Professional Committee of the New Energy of the China Electrical Engineering Society and the professional committee of the Electric Power Systems of the China Electrical Engineering Society，Institute of Electrical Engineering and China Institute of Electricity Sciences Co., Ltd.。China Electric Power Science Research Institute Co., Ltd. New Energy Research Center General Engineer、The International Electrician Commission "Renewable Energy accesss the Grid Technology Branch"（IEC SC 8A）Secretary -General Chi Yongning taught Gao Zhizhi to open，Professor Ding Lei of Shandong University to give a welcome speech。

In the special invitation report, Professor Yuan Xiaoming of Huazhong University of Science and TechnologyReport on "The Essentials of Frequency Modging of System Dynamic Process and Frequency Method of Small Interference Animal Analysis"，pointed out the essence of frequency modulation of the dynamic process of the new generation of power system，Further explained the basic operation of the communication systemMechanism and characteristic representation, diversified equipment characteristics-Internal potential of the essence of the internal potential and network characteristics-Power Note、AC information status and work points in dynamic analysis four core issues，Emphasize the importance of the concept of working points and the frequency of instantaneous amplitude of the communication system。

Professor Xin Huanhai, Zhejiang UniversityReport of "New Energy Broadly Short -circuit ratio"，Promote the short -circuit ratio from the feedback system to the multiple feedback system;EngineerReport on "High -proportion new energy power system operating characteristics and security challenges"，Proposal to further improve the construction of the system、Key technologies such as stability control，Make new energy the "backbone" of energy transformation; Professor Ding Lei of Shandong University made a report on "Dual Feed Wind Phase Fault Interim Active Support"，Introducing the team's work in the active support of the team's temporary state。

Working Group of "Electrical Electronics Interface Power Connect Modeling for Electricity System Dynamic Analysis"Specialtylink，Professor Geng Hua of Tsinghua University introduced the main work and short -term、mid -term、Long -term target，andReport on "General Power Electronic Interface Power Simulation Model for Dynamic Analysis of Electricity Systems"，Around the general model、Equivalence model、Model parameters、Model verification four aspects，Comparison analysisEMSElectromagnetic temporary model andRMSThe average square root model.

​​Professor Xu Yin, Beijing Jiaotong University, do"Dynamic Modeling and Application of Dynamic Modeling and Application of Dynamic DC transmission systems that fails to change the phase"Report，Details introduced dynamic average modeling and model solution; Professor Li Satellite, Harbin Institute of Technology, did"New Energy Power Station General Confusion Equivalence Modeling Method"Report，Introduce the unit fault traversal characteristic modeling and field aggregation and other value -based modeling methods。Jinfeng Technology Yan Hong senior work"Golden Wind Both Electric Engineering Construction Simulation Modeling Work Panorama Overview"Report，Introduce the work of Jinfeng in the formation of wind turbines and future development plans。

In the free discussion link，Chi Yongning briefly introduced the International Electricity CommissionIECBasic situation，and renewable energy access power grid technical committeesIEC SC 8ARecent work of the working group。Experts at the meeting conducted a fierce discussion on the theme of the meeting。

The successful convening of renewable energy grid control and modeling technical seminar at the technical seminar，Provide an academic exchange platform for experts and scholars in related fields，Promoting communication and cooperation in this field，It is important to help my country's new energy grid development development。This meeting is Shandong UniversityAssembly2017After the sixth meeting of the technical seminar of renewable energy and network control and modeling，The second hosted the meeting。