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LAI Jiayuan，YAO Ruotian，LIU Dishen，BAI Hao，XIA Zipeng，LIU Yipeng
Abstract：In order to further improve the power density and output performance of the transformerlessmedium-voltage power quality control device，a partial submodule multiplexing modular multilevel converter（PSM-MMC）topology and its control strategy were proposed. The PSM-MMC was composed of four groups ofarm submodul...
更多Number of views：1338 Amount of downloads：8504
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LIU Yuqing，ZHANG Shijie，SHI Deyong
Abstract：Under the planned system，the fixed price makes it difficult to encourage hydropower to participatein regulation，and the complex hydraulic constraints lead to difficulties in hydropower spot market clearing. Toencourage hydropower to participate in regulation through spot-price incentives and enrich its reve...
更多Number of views：1436 Amount of downloads：7039
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LEI Qiang，WU Pengrong，LI Zhenwen
Abstract：In response to the intermittency and uncertainty of wind power generation，which result in low windpower utilization and high electricity purchase costs in microgrids，an intelligent dispatch strategy based on aresidual-like soft actor-critic（R-SAC）algorithm was proposed. The scheduling problem was formulated...
更多Number of views：1602 Amount of downloads：8489
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HE Long，MA Jincai，ZHU Yongming
Abstract：The contact electrical contact fault of gas insulated switchgear（GIS）will affect its electricalperformance. A multi-physics coupling model of GIS contact vibration was first established to address the difficultyin diagnosing contact faults. An experimental platform for high-current detection of GIS was buil...
更多Number of views：1015 Amount of downloads：8150
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LIANG Hong，QIAN Renjun，CHENG Yongjun，HU Jiangyu，ZHANG Man
Abstract：As a kind of winch driven by motor，electric winch has more excellent performance of cable control.However，in the process of retracting and releasing the cable，the drum inertia of the electric winch will change with the change of the cable stock. This unknown inertia change will lead to mismatching of motor ...
更多Number of views：1312 Amount of downloads：10080
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LI Haifeng，CHEN Bin，CHEN Jin，HU Xiwen，LIU Youbin
Abstract：Line commutated capacitor high-voltage direct current（ LCC-HVDC）is an important technicalform of high-voltage direct current transmission. Since the converter valve was composed of semi-controlled devicethyristors，the commutation failure of the inverter-side converter station has become a key issue affectin...
更多Number of views：1909 Amount of downloads：10681
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HUO Zhen，XIE Jingcheng，WANG Chenyu，LIU Hao，MENG Jianhui，GAO Benfeng
Abstract：Grid-forming（GFM）converter is a voltage source and has good adaptability and frequency-voltagesupport in weak grid，but is prone to oscillation instability in strong grid due to impedance characteristics. To solvethis problem，based on the analysis of the impedance characteristics of the GFM converter，an adap...
更多Number of views：2445 Amount of downloads：10459
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MENG Zhaohe，LU Beibei，YU Zhiqiang，DUAN Yichao，GE Tingting
Abstract：For the application of high-power IGBT，its driving circuit is the core part of the entire powermodule. The reliability of the driving circuit to a certain extent determines the reliability of the entire powerelectronic device，and designing highly reliable driving circuits has practical significance. The int...
更多Number of views：1847 Amount of downloads：9117
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GUO Wen，HUANG Zhu，ZHOU Mingzhong，WANG Danxiang
Abstract：The excitation inrush generated when the no-load transformer is closed may appear to causeequipment failure，affect the power quality and lead to line overload and other problems，at this stage，phasecontrolled opening and closing is an effective means of suppressing the inrush，the circuit breaker closingchara...
更多Number of views：2023 Amount of downloads：9636
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LU Shanshan，LI Li，LI Lin，SUN Haibo，WU Runze
Abstract：In recent years，the large-scale access of a large number of new power distribution services such asdistributed power generation，electric vehicles，and flexible load control has led to a sharp increase in the operating pressure of the power cloud master station. To this end，an adaptive resource allocation met...
更多Number of views：2416 Amount of downloads：10165
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YIN Li，SHENG Junjie，YUAN Jie，FENG Yanjun
Abstract：In the context of carbon neutrality，an optimal pricing strategy for electric vehicle charging stationsconsidering carbon emissions was proposed. Firstly，a price response characteristic model of electric vehicle userswas constructed. Secondly，an optimal pricing model with the lowest carbon emission，the minim...
更多Number of views：2532 Amount of downloads：9344
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ZHANG Bin，LI Guoqing，LIU Dagui，SHI Wei，XIAO Guilian
Abstract：Reliability assessment of distribution systems is a crucial foundation for maintaining their powersupply continuity. For existing distribution network photovoltaic systems，solar irradiance modeling was limited toits exponential autocorrelation. To enhance the reliability assessment through accurate predicti...
更多Number of views：1885 Amount of downloads：9758
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AN Juan，HUANG Cunqiang，LI Junxian，LIU Xingwen，WANG Yusi
Abstract：The intermittency and uncertainty of large-scale distributed new energy bring great challenges to thestable operation of power system. Intelligent soft open point（SOP）and energy storage are effective ways to absorb distributed new energy in spatial and temporal dimension，and play an important role in improv...
更多Number of views：1737 Amount of downloads：7739
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YIN Xiang，WU Chaoqun，LIU Yan，CHENG Shi，ZHAI Liang，LI Xing
Abstract：Wind power and other fluctuating renewable energy sources pose serious challenges to the safe andstable operation of the power grid. Integrating energy storage technology with wind power can effectively mitigatethe volatility of wind power output and enhance grid frequency security. A dual adaptive particle...
更多Number of views：1365 Amount of downloads：8459
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XU Qianxi，ZHAO Yangyang，CHEN Xueni，YU Yingjun，YOU Rui
Abstract：The load-transfer after the distribution area fault and mutual power support between distributionareas can be realized with the flexible interconnection device（FID）based on power electronic devices. Aiming atthe becoming increasingly prominen three-phase unbalance problem，a three-phase current unbalance reg...
更多Number of views：1631 Amount of downloads：7794
