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WANG Qi，DONG Xinsheng，HE Shan
Abstract：To address the issue of transient overvoltage at the sending end of the wind farm caused by faults inconventional high-voltage direct current systems system，the impact mechanism of DC faults on transient voltagechanges at the sending end was analyzed. It was discovered that the reactive power surplus of the...
更多Number of views：684 Amount of downloads：553
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LU Lin，KONG Fanting，ZHANG Chunxiang，CHEN Jian，WANG Lianjie
Abstract：Static var generator（SVG）can governance power quality，energy conservation and reduceconsumption，furthermore it is an energy consumption product.The reasonable evaluation of the energy saving ofthe device has become an urgent problem to be solved. The power saving measurement technology of products wasstudie...
更多Number of views：588 Amount of downloads：551
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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...
更多Number of views：526 Amount of downloads：539
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DI Ya，ZHANG Jinhua，QIAN Yang
Abstract：In DC power grid，when serious metallic short circuit fault occurs in the DC side line of voltagesource converter（VSC），the fault current has the characteristics of a fast rising speed and a large peak. The DCcircuit breaker is used to isolate the fault，which greatly increases the requirements for the quick a...
更多Number of views：583 Amount of downloads：533
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JIANG Yang，CHEN Zhong，WU Yongkang
Abstract：The permanent magnet synchronous generator（PMSG）is prone to current overstep in unbalancedgrid，which affects the reliability of grid-connected system. To solve this problem，low-voltage ride-throgh controlstrategy based on direct power control was proposed. In this strategy，the direct power inner loop was us...
更多Number of views：548 Amount of downloads：530
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LIU Yanlong，HAN Pingping，CHEN Xiaoguang，GUO Jialin
Abstract：With the increasing penetration of new energy equipment，while alleviating the environmentalproblems caused by fossil energy，it also increases the frequency instability of the system. Photovoltaic（PV）andother new energy equipment to participate in the grid frequency regulation is an effective way to improve ...
更多Number of views：533 Amount of downloads：523
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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...
更多Number of views：432 Amount of downloads：499
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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...
更多Number of views：396 Amount of downloads：479
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ZHANG Baorui，WANG Jingtao，TAN Yao，WANG Zhiguang，LI Tang，SHI Yang
Abstract：Accurate short-term electrical load forecasting is of great significance for the design andoptimization scheduling of integrated energy systems（IES）. However，the load data in real integrated energysystems are low-quality and fluctuating，so the forecasting accuracy of existing prediction models is low. A sho...
更多Number of views：420 Amount of downloads：432
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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...
更多Number of views：585 Amount of downloads：427
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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...
更多Number of views：484 Amount of downloads：427
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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：484 Amount of downloads：423
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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...
更多Number of views：540 Amount of downloads：418
