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WU Han，HUANG Xinghua，QIAO Zhendong，FAN Yuanliang，ZHU Junwei，CHEN Jinyu
Abstract：Accurately estimating the state of health（SOH）of lithium-ion batteries is a crucial prerequisite forensuring the safe and stable operation of energy storage systems. The key to improving the accuracy of SOHestimation lies in the rational selection of health characteristics that can effectively reflect the s...
更多Number of views：352 Amount of downloads：288
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TIAN Zhidan，YU Xiang，WAN Haibo
Abstract：In order to solve the problems of high subjective misjudgment rate and low efficiency in manualhand touch and auscultation methods for acoustic quality detection of micro motors，while taking into account theaccuracy of detection results and the fast construction of detection models，a small sample machine le...
更多Number of views：316 Amount of downloads：286
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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：394 Amount of downloads：280
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ZHOU Jun，XIAO Yuanbing，YAN Huamin，LU Jingjing，XU Tiefeng，ZUO Fanglin
Abstract：In order to improve the power coordination ability among microgrids in the microgrid group，it isnecessary to consider the correlation between renewable energy generation output and the difference in load timedistribution in different regions in the microgrid group planning. A scenario generation method that...
更多Number of views：359 Amount of downloads：277
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ZHU Yuanzhe，WANG Ling，WU Zhengrong，LÜ Hong，XIAO Fan
Abstract：In order to further improve the output performance and efficiency of the converter，a grid-connectedconverter based on heterogeneous device mixing was proposed，referred to as heterogeneous grid-connectedconverter（HGCC）. The HGCC consists of two half-bridge modules based on SiC MOSFET devices，which arecross-c...
更多Number of views：242 Amount of downloads：271
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ZHOU Yi，FANG Wei，GONG Min，XIA Xuesong，CHEN Yanling，HAN Ni
Abstract：Despite bringing several benefits to modern power systems，distributed generation（DG）andmicrogrids cause a significant impact on the operation of power distribution networks，especially with regard to theprotection system. In this new scenario，the adoption of smart protection systems capable of incorporating ...
更多Number of views：362 Amount of downloads：271
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CHENG Liang，DUAN Pengyang，SU Hongbang，TIAN Shengjuan，QI Xiaoxuan，YAN Shengping
Abstract：In the background of a high proportion of new energy source connected to grid，the phenomenon ofnew energy interface inverters being connected to the grid through long-distance AC lines is becoming increasinglysignificant. The traditional vector controlled weak grid connected voltage source converter（VSC）bas...
更多Number of views：215 Amount of downloads：267
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KAN Chaohao，YAO Xiaojian，QI Ankang，WANG Zhisheng， WANG Pengcheng，CHEN Gong
Abstract：Three-phase asynchronous motor is one of the most frequently used motors. Inter-turn short circuitfault is a kind of fault with high probability. If the real-time monitoring of motor operation，health and safetyevaluation of the operation，will be able to timely stop losses，reduce losses. An inter-turn fault ...
更多Number of views：376 Amount of downloads：264
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LI Jiayu，HAN Yuan，WANG Jianjun，PAN Yue
Abstract：Modular multilevel matrix converter（M3C）is a multilevel topology that can directly realize ACACconversion，which has good application prospects in high-voltage transmission systems and DC distributionsystems，but the existence of bridge-arm circulating channels inside the M3C leads to a very complex controlst...
更多Number of views：354 Amount of downloads：260
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BAI Luwei，DONG Yongle，ZHANG Lifang，MAO Yongmei，YIN Chao，XI Jia
Abstract：Security is a critical concern that must be addressed in the context of the electric power meteringinternet of things（IoT）. In order to achieve complete isolation between data stored in the public cloud（externalnetwork）and data stored in the private cloud（internal network），while enabling unidirectional comm...
更多Number of views：262 Amount of downloads：260
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LIU Jinwei，ZHOU Jie，LI Chuan，XIAO Xiao，WU Huicheng
Abstract：In order to improve the accuracy of intelligent diagnosis of reactor mechanical fault，according tothe correlation characteristics between reactor vibration signal and mechanical state，a vibration diagnosis methodof reactor mechanical fault based on stacked auto-encoder（SAE）was proposed. Firstly，the original...
更多Number of views：358 Amount of downloads：258
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WANG Xuli，XU Jiayin，SHEN Yuming，LI Kun，FENG Peiru，JIANG Guifen
Abstract：In order to make full use of the frequency modulation capability of the wind turbines，consideringthat a conventional wind-power coordinated frequency control strategy not only results in some fluctuations in thefrequency of the system，but also requires high energy storage capacity and poor economic efficien...
更多Number of views：199 Amount of downloads：257
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YANG Yan，LIU Tong，JIN Panlong，QI Caijuan
Abstract：In order to solve the problem that the time-of-use price is not taken into account in the calculation ofthe peaking cost in the case of a large number of renewable energy sources，a method of calculating the peakingcost of power system with time-of-use price was proposed. First，the key scenarios of power gri...
更多Number of views：268 Amount of downloads：256
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MA Junchao，WANG Chenxu，SUN Dan，PENG Yan，ZHANG Zeyu，YANG Ying
Abstract：In response to the potential frequency secondary drop problem of direct-drive wind power systemsin the scenario of continuous frequency drop faults in the power grid，the principle of primary frequency regulationof direct-drive wind power systems was analyzed. A primary frequency regulation control strategy ...
更多Number of views：274 Amount of downloads：256
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FANG Yong，SONG Tao，GUO Ziqiang，WANG Jian，GUO Jie
Abstract：With the continuous development of renewable energy sources and the increasing share ofrenewable energy in the grid，optimal coordination of maintenance work becomes increasingly important in order to ensure the safety of power supply in power systems considering renewable energy access. Current tools formai...
更多Number of views：284 Amount of downloads：256
