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REN Juan，SONG Haiming，XIN Chaoshan，WEI Junchen
Abstract：Energy storage is a kind of high-quality flexible resource to deal with the uncertainty of powersystems with high penetration of new energy. It is of great significance to develop an optimized operation strategyfor energy storage that meets the uncertain demands of the system while considering the life loss...
更多Number of views：2098 Amount of downloads：10848
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QIU Guihua，TANG Zhirui，CHEN Yuting
Abstract：Aiming at the challenges of data heterogeneity and multi-source in distribution networks，a selfsupervised multi-source measurement data fusion method based on coding-decoding attention mechanism wasproposed. This method automatically captured the correlation between data through self-supervised learning，and...
更多Number of views：2875 Amount of downloads：10844
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XIANG Zhiping，MAYuhe，GAO Jian
Abstract：In order to reduce the loss of electric energy in the process of energy conversion and improve theenergy efficiency of aluminum air battery，an energy efficiency model based on the internal resistancecharacteristics of aluminum air battery was established，and the variations of operating conditions（operatingt...
更多Number of views：2569 Amount of downloads：10826
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GAO Geming，YE Manhong，LIU Yanan，XU Hongqi，CHEN Fan
Abstract：Aiming at the problems of difficult identification of stacked outliers and insufficient extraction ofraw data features in the data-driven ultra-short-term power prediction of wind turbines，a prediction methodcombining data cleaning and parallel spatio-temporal neural network was proposed. First，a combined d...
更多Number of views：2040 Amount of downloads：10820
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SONG Zhuoran，LI Jianfeng，JIANG Tao，DENG Xinyang，LIU Yu
Abstract: There are parameter identification errors in the process of distribution network synchronousmeasurement configuration. The optimal configuration method of distribution network synchronous measurementdevice based on parameter identification accuracy was studied. Based on the measurement data of the synchron...
更多Number of views：5254 Amount of downloads：10811
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LIU Shiqi，WANG Yajing，MEI Yu，ZHANG Xiangke，SHI Yao，DOU Zhenhai
Abstract: In order to solve the problem of extracting harmonic parameters by noise interference Pronyalgorithm，a harmonic analysis method based on ensemble local mean decomposition（ELMD），singular valuedecomposition（SVD）and Prony was proposed. Firstly， the noisy signal was decomposed by ELMD，and thedemarcation point ...
更多Number of views：5219 Amount of downloads：10808
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PAN Pengcheng，ZHU Taojie，XIE Peigong
Abstract：To address the challenges of fuzzy carbon emission accounting boundaries and the limited diversityin the utilization of hydrogen energy within large-scale new energy hydrogen production systems，a low-carboneconomic scheduling model for an integrated energy system encompassing electro-thermal-hydrogen energy...
更多Number of views：2304 Amount of downloads：10798
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WU Zhenyu，LIU Yonghang，LIU Yuansen，ZHANG Yihan，ZHENG Yongle，ZU Wenjing
Abstract：With the proposal of the“dual carbon”goals and the development of new power systems，theproportion of renewable energy sources such as wind and solar power continues to increase，and the load volumegrows with enhanced volatility，posing higher demands on the expansion of transmission lines due to uncertainties...
更多Number of views：1232 Amount of downloads：10796
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ZHENG Weijie, SUN Tianfu, LAI Yueshen, SHANG Yaceng
Abstract: Aiming at the problem that the low-speed sensorless control system of interior permanent magnetsynchronous motor (IPMSM) based on high-frequency voltage signal injection method cannot identify the initialposition of the rotor, which causes the motor to start up difficultly, a starting strategy of IPMSM was ...
更多Number of views：6779 Amount of downloads：10793
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SUN Mengen，GONG Haiming，ZHAO Jie，SUN Rongrong，LU Huiwen，WANG Hui
Abstract：Accurate topology and line parameter information is the basis of state estimation and securitycontrol of distribution network. Affected by the performance of collection terminals and environmental factors，themeasurement error of metering equipment often deviates from Gaussian distribution. Higher requiremen...
更多Number of views：2615 Amount of downloads：10783
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CHEN Ya′ai，LI Zixuan，ZHOU Jinghua，WU Jiewei
Abstract: As a three-level Boost AC/DC converter with unidirectional energy flow，the VIENNA rectifier iswidely used in electric vehicle charging systems and other occasions. The key to improve the power quality and thesystem reliability is the quality of control strategy. Therefore，the control strategy of the VIENNA ...
更多Number of views：6805 Amount of downloads：10780
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CHEN Yaai,ZHAO Junwei,ZHOU Jinghua,ZHAO Xun
Abstract:Flexible substation based on AC/DC hybrid power distribution technology is a major trend for futuredistribution network development.It has attracted wide attention due to multiple functions such as itsmultiterminal interfaces for medium/low and AC/DC voltage flexible power flow control multi-modal energy inter...
更多Number of views：6645 Amount of downloads：10779
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ZHAO Jianyong，LI Han，WU Min，MA Runsheng，ZHAO Wenqiang，YU Ziwei
Abstract: Firstly，the significance of impedance modeling for new energy power generation equipment wasanalyzed，and the existing impedance modeling methods were explained. Aiming at the problems of low flexiblematching degree，single disturbance signal，fixed disturbance frequency and the inability of real-time measure...
更多Number of views：5842 Amount of downloads：10775
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QU Chenming，GUO Kunli，BAI Yang，LI Hang，ZHU Tinghua，MA Peng
Abstract：Considering the influence of grid voltage background harmonics in weak current networks，reverseharmonic peaks appear in the grid-connected current under weighted average current control（WACC），making itimpossible for the system to achieve zero pole cancellation and thus affecting the stability of the grid-co...
更多Number of views：2707 Amount of downloads：10743
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SHI Liguo，LI Yanzhen，LI Yuanfu，GUAN Xuelin，XU Zhigen，ZHANG Mingyuan
Abstract：Three-level neutral-point-clamped（3L-NPC）interconnected converters have been widely used inthe AC-DC hybrid distribution grids due to their superiorities of large capacity and high power quality. However，their working conditions are always with high power，varying load，and limited heat dissipation，etc.，with ...
更多Number of views：3413 Amount of downloads：10737
