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PANG Bo，MENG Jing，ZHANG Yang，TA Na，WANG Haibo，DU Jing
Abstract：The accurate identification of hidden danger for power utilization in low-voltage substations plays animportant role in improving the quality of power supply and reducing the risk of accidents.To improve the accuracyof identifying hidden danger in low-voltage substations，a low-voltage user hidden danger for...
更多Number of views：687 Amount of downloads：874
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CAO Dayou，LÜ Junmu，BAI Yansong，LI Guorong，ZHOU Yan
Abstract：In order to reduce the carbon emissions of large ships，photovoltaic（PV）power generationtechnology began to be applied to ship power systems. However，due to the limited capacity，low inertia and largeload difference of the ship power system，the traditional virtual synchronous generator（VSG）control strategy ca...
更多Number of views：514 Amount of downloads：872
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ZHANG Mingqi，YE Hong，LIANG Hao，ZHAO Bo，WANG Chao，WANG Kui
Abstract：Aiming at the problem that the circulating currents analysis of modular multilevel matrix converter（M3C）is not deep enough and the frequency component of circulating currents is not clear，the coupling process of submodule capacitor voltage fluctuation，bridge voltage fluctuation and circulating currents in M...
更多Number of views：748 Amount of downloads：872
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YU Jiazheng，ZHANG Zhifeng，SUN Quanzeng，ZHANG Qingyi
Abstract：Aiming at the inherent problems of large common-mode voltage and heavy computation in modelpredictive current control of the six-phase permanent magnet synchronous motor（PMSM），a model predictivecurrent control method for an open-end winding six-phase PMSM was proposed. Firstly，the neutral point of the sixph...
更多Number of views：1070 Amount of downloads：872
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LI Haoyuan，CHEN Guowei，LI Guanjun，WEI Lingfeng，LIN Da，WANG Xiangjin
Abstract：With the emergence of a large number of distributed power generations，various unbalanced andnonlinear loads are connected to the power grid，resulting in the distortion of the grid current，which brings adverse effects to both the power grid and electrical equipment. A multifunctional energy storage converter...
更多Number of views：672 Amount of downloads：869
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SU Yanlong，YANG Jun，WENG Yuyou，WANG Yuling，HU Yu，PAN Shitong
Abstract：In order to improve the stability and economy of photovoltaic-storage combined power station，acapacity optimization method of photovoltaic-storage system based on the whole life cycle was proposed. The basicmodel of the station was analyzed. The capacity optimization model of energy storage system was estab...
更多Number of views：1022 Amount of downloads：869
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DONG Lizhi，ZHAI Bingcong，WANG Kaifeng，JIA Xuecui
Abstract：When multiple energy storage units are connected to an energy storage station by the powerelectronic converter，the interaction and coupling effect bring challenges to the stable operation of the system. Thesmall-signal model of the parallel storage system was established. The stability analysis was carried ...
更多Number of views：801 Amount of downloads：862
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LIU Xianyi，SHI Xinghao，JIANG Yikang，PAN Xiumin，QU Le，HUANG Feng
Abstract：Aiming at the problem of low recognition accuracy of electricity stealing behavior，an electricitystealing behavior recognition model based on joint neural network was proposed. Firstly，the acquired userelectricity consumption data was processed，and the user electricity consumption data was two-dimensionally...
更多Number of views：966 Amount of downloads：855
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XING Gang，LIU Huihong，WANG Bozhao，SONG Wenyang，LIU Longfei，XU Xiandong
Abstract：To address the need of carbon emission peak and carbon neutrality target on local energy systems，an optimal expansion planning method of heat pump was proposed for regional energy stations considering thebenefits from ancillary services. The method was used to support the integration of new technologies suc...
更多Number of views：823 Amount of downloads：854
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LI Mingke，ZHONG Jinxing，XUE Yan，XIONG Xiaosheng，LIU Junwei，DENG Lina
Abstract: In order to effectively manage the grid short-circuit current overrun problem，optimization decisionmaking evaluation method of short-circuit current limitation scheme based on hybrid decision model considering asymmetric closeness was designed. Considering the relevant influence of the short-circuit curren...
更多Number of views：946 Amount of downloads：853
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SHEN Zhangliang，CHEN Yini，LI Haomin，LIU Zihao，MA Hongzhong，GE Xuanhao
Abstract：A fault diagnosis model for isolation switches based on Markov transition field（MTF），catch fishoptimization algorithm（CFOA）improved pyramid vision transformer（PVT）was proposed to address theproblems of complex fault situations，strong noise in signal extraction，and insufficient feature extraction. Firstly，th...
更多Number of views：435 Amount of downloads：851
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LI Nengjun，YANG Haicheng，XU Xianke，LI Shushan，GAO Yuling
Abstract：The state of the DC system of substation is directly related to the normal operation of the substation.A new method for ground fault detection in substation DC systems，which is a combination of double-tree complexwavelet transform and singular value decomposition，was proposed to achieve fast and accurate lo...
更多Number of views：944 Amount of downloads：851
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ZHENG Bining，YAN Dong，SONG Peng，ZHANG Zhen，YAN Yan
Abstract：The structure parameters of dual-stator permanent magnet synchronous motors（DSPMSM）wereoptimized with finite element methodTaguchi method at the rated point，maximum torque point，and maximum speed point，respectively，aiming at the problem of large torque ripple of DSPMSM. The influence onelectromagnetic torqu...
更多Number of views：764 Amount of downloads：850
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HOU Yongquan，MA Lifang，MEI Shuang，WU Bo，WANG Tan，LU Tao
Abstract：In recent years，the use of microinverters has received a lot of attention as one of the viable methodsfor residential and commercial PV power conversion systems. Flyback inverters operating in current continuousconduction mode（CCM）have been widely studied for their low output ripple current，high efficiency，...
更多Number of views：642 Amount of downloads：849
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JING Weiwei，FU Hui，ZHENG Xian，LI Shuangwei，SHI Mingming，ZENG jiang
Abstract：With the accelerated construction of new power system，the harmonic characteristics of power gridare becoming more and more complex. It is of great significance to study the effective statistical management ofharmonic data for evaluating the power quality of power grid. A statistical method of harmonic evalu...
更多Number of views：968 Amount of downloads：844
