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A Sileng,WANG Peng,YAN Xiaomeng,MIAO Zhu,HOU Jinxiu,ZHAO Jiadong
Abstract:As an important feature of the future power system,the penetration of a high proportion ofrenewable energy sources significantly enhances the uncertainty of power system operation. The probabilistic loadflow calculation,compared with the conventional tidal current calculation,can fully consider the influenc...
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Number of views:788 Amount of downloads:765
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ZHAN Yubing,TAO Deshun,WANG Changxing,CHEN Liangliang,LIU Hongpeng
Abstract:In order to cope with the impact of large-scale access to new energy sources such as wind power,photovoltaic and electric vehicles on the spatial characteristics of the power grid,a novel dynamic probabilistictrend analysis method was proposed. Firstly,the probability distribution model of wind and light po...
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Number of views:297 Amount of downloads:838
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LIU Fusuo,DING Rui,WANG Yu,CHENG Shuo,WANG Qi,HUANG Xifang
Abstract:In order to solve the DC over-voltage problem caused by surplus power when short circuit faultoccurs in the recipient grid of offshore wind power via voltage source converter high voltage direct currenttransmission(VSC-HVDC)delivery system,a joint fault ride-through strategy based on surplus power allocatio...
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Number of views:528 Amount of downloads:539
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ZHOU Wei,JI Yuan,JIA Ting,GU Xihua,QIN Yi,BI Sibo
Abstract:In order to ensure the security of embedded-based distributed photovoltaic system data,a lightweight encryption algorithm was proposed on the basis of 128-bit advanced encryption standard(AES)for the problem of limited embedded computing resources. Firstly,the AES round function was optimized to reduce the n...
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Number of views:505 Amount of downloads:587
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ZHU Junwei,HE Feng,CHEN Peixing
Abstract:With the continuous integration of new energy generation and the increasing degree of power linecabling,the problem of voltage exceeding limits in new type power system is becoming increasingly prominent. Adynamic reactive power optimization model for new type power grids was established to address this iss...
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Number of views:555 Amount of downloads:730
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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...
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Number of views:577 Amount of downloads:563
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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...
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Number of views:660 Amount of downloads:807
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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...
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Number of views:485 Amount of downloads:426
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CHEN Yong,LI Jianbiao,CHEN Jianfu,PEI Xingyu,WU Hongyuan,HUANG Chunyu
Abstract:The characteristics of the DC side of the DC distribution network are multi bus cascades,multipleconverters,and strong coupling of the buses,which can easily cause harmonic resonance and threaten the safeoperation of system equipment.Aims at the problem of unclear resonance interaction and harmonic transmis...
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Number of views:543 Amount of downloads:424
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DONG Yue,LI Linwei,LI Feng,ZHAO Xianghua
Abstract:Low frequency transmission was adopted in the sending end of wind power farm,in order to reduceline impedance and charging current of distributed capacitance,improve the static stability limit and transmissioncapacity. Compared with using flexible DC converter valves to send power and connect to grid,modula...
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Number of views:433 Amount of downloads:499
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SHENG Jie,GUO Tiantian,JIA Kaili,ZHU Jianfeng,YUAN Yuan,WANG Qi
Abstract:The grid frequently exhibits weak grid characteristics because the impedance fluctuation range ofthe collector network is broad in high permeability distributed generation system. The coupling relationshipbetween the phase-locked loop and the grid impedance leads to desynchronizing between the grid-followin...
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Number of views:673 Amount of downloads:586
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ZHAO Fajin,SHU Zhengyu,WANG Can,LIU Wencan ,HUANG Qiyun
Abstract:Accurate and efficient multi-load forecasting is of great significance for the operation control andscheduling of integrated energy system(IES),in order to improve the load forecasting effect,a integrated energysystem load prediction model based on least absolute shrinkage and selection operator(LASSO)and L...
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Number of views:586 Amount of downloads:433
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TANG Lan,HUANG Liwen,WANG Chenglei
Abstract:A K-means clustering algorithm was proposed and a conditional Wasserstein generative adversarialnetwork with gradient penalty(CWGAN-GP)to address the problem of imbalanced photovoltaic generation datacaused by the low occurrence probability of extreme weather. A prediction approach combining bidirectional l...
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Number of views:523 Amount of downloads:901
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LUO Xiang,LIN Dong,ZHANG Zhenyu,WANG Jueying,CAI Zhiping,LIN Ruoyin
Abstract:To tackle the issues of low execution efficiency and poor fault tolerance in traditional faultlocalization methods for active distribution networks using swarm intelligence optimization algorithms,a two-stagefault location method was introduced based on the SSA-RF algorithm and cosine similarity. Firstly,th...
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Number of views:485 Amount of downloads:432
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MENG Jia
Abstract:To address the supply-demand imbalance caused by renewable energy intermittency and loadfluctuations in islanded microgrids,a two-layer optimization-based dynamic time-of-use(TOU)pricing schedulingmodel was proposed,aiming to enhance economic efficiency and operational stability. First,a comprehensivemicrog...
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Number of views:397 Amount of downloads:488