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"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 Chinese Electrical Engineering Society and the professional committee of the Electric Power Systems of the China Electrical Engineering Society，The School of Electrical Engineering, Shandong University and the New Energy Research Center of China Electricity Science Research Institute Co., Ltd.。China 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 internal potential and network characteristics-Power Note、AC information status and work points in dynamic analysis four core issues，Emphasizing 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"，The short -circuit ratio concept is promoted from the single feedback system to the multiple feedback system; the Chinese Academy of Electrical Sciences Wang TiezhuEngineerReport on "High -Percent New Energy Power System Operating Features and Safety Challenges"，Proposal to further improve the construction of the system、Key technologies such as stable control，Make new energy the "backbone" of energy transformation; Professor Ding Lei of Shandong University made a report on "Dual Feed Wind Molester Dental Support"，Introducing the team's work in the active support of the team's temporary state。

Working Group of "Modeling of Power Electronic Interface Power Connect to the Dynamic Analysis of Power System"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 andRMSDifferent roots model.

Professor Xu Yin, Beijing Jiaotong University, do"Dynamic Modeling and Application of Dynamic Modeling and Application of High Voltage DC transmission systems that have failed to change"Report，Details introduced dynamic average modeling and model solution; Professor Li Satellite, Harbin University of Technology, did"New Energy Power Station General Confusion Equation Model Model"Report，Introduced the unit fault cross characteristics modeling and stations aggregation equivalent method。Jinfeng Technology Yan Hong senior work"Golden Wind Both Electric Engineering Construction Simulation Modeling Work Panorama Overview"Report，Introduction of Jinfeng's work and future development plan for the formation of Jinfeng。

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。The participating experts conducted a fierce discussion on the theme of the meeting。

The successful convening of the twelfth meeting of renewable energy grid control and modeling technology 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 -connected development。This meeting is Shandong UniversityAssembly2017After the sixth meeting of the technical seminar of renewable energy and network control and modeling，Secondly hosting the meeting。