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LEI Aoyu ，LI Jun ，MEI Yong ，TONG Ning ，WANG Yu ，WU Wei
Abstract：The stability analysis of power system transient voltage，power angle，and frequency is often basedon short-time-scale electromechanical transient simulation，which requires a relatively accurate large-scalesimulation model，which not only has low simulation efficiency but also takes a long time，thus giving ris...
更多Number of views：478 Amount of downloads：557
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HAN Shaohua，MAO Wangqing，GE Xuan，XU Lei，CHEN Ken，LIANG Rui
Abstract：Compared with large photovoltaic systems with isolation transformers，distributed photovoltaicsystems have small power and volume. In order to improve efficiency，non-insulated inverters are often used indesign，but photovoltaic leakage current endangering system safety is also generated. Taking the single-pha...
更多Number of views：477 Amount of downloads：401
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GONG Weizheng，YAO Yin，CHEN Mengying，LI Dongdong，ZHANG Xianming，ZHU Yedong
Abstract：The rapid increase in the proportion of renewable energy in the East China Power Grid System andthe continuous decline in the rotational inertia and frequency modulation resources in the system will pose a threatto the system's frequency immunity and stability. The existing research focuses on the devel...
更多Number of views：475 Amount of downloads：346
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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：474 Amount of downloads：441
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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：463 Amount of downloads：453
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GU Laiqiang
Abstract：The traditional three-phase pulse width modulation（PWM）rectifier requires six power switches.Due to the shoot-through problem between two switches on the same bridge arm，the control difficulty is increasedand overall system design becomes more complicated. A half-controlled three-phase PWM rectifier topolog...
更多Number of views：462 Amount of downloads：408
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SHU Jun，YE Fan，YAO Fenglin
Abstract：The power cable plays a very important role in today's social development and urban operation.With the increase of people's electricity consumption，the amount of cable laying is also increasing synchronously.In order to prevent the cable from being damaged，the environmental vibration signals around ...
更多Number of views：459 Amount of downloads：366
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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：457 Amount of downloads：255
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FAN Yuanliang，ZHU Junwei，WU Han，HAN Xiaolan，HUANG Xinghua，CHEN Jinyu
Abstract：Accurately estimating the state of health（SOH）of lithium-ion batteries is crucial for optimizingenergy storage systems' operation，management，and maintenance. Existing methods that extract health featuresfrom single-stage charging data fail to exploit battery aging information fully，leading to a suboptim...
更多Number of views：457 Amount of downloads：856
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ZHANG Xuyang，ZHANG Maosong，WANG Xiuqin，CHEN Zhong，WANG Qunjing
Abstract：In view of the problem that the transfer branch of the current high-voltage DC circuit breaker mostlyadopts uncontrollable full-bridge transformer coupling energy supply，which is not conducive to controllable andstable power supply，and low energy utilization，a combined DC circuit breaker energy supply metho...
更多Number of views：455 Amount of downloads：388
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LI Wei，LI Yingqi，HOU Leihao，LI Junpeng，LIU Dejian
Abstract：The main circuit faults of the four-quadrant rectifier and the corresponding influences were analyzedand summarized，focusing on the analysis of the voltage and current parameter equations in the pre-chargingprocess of the intermediate DC link，and the estimation method of the converter input current and the ...
更多Number of views：455 Amount of downloads：483
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XIONG Wei，CHEN Long，LÜ Shunli，GUO Zhenyu，LU Xin
Abstract：To address the complexities of transformer condition assessment indicators and the overreliance onexpert judgment in the evaluation process，a novel method for fuzzy comprehensive assessment of transformercondition was introduced，which is based on gaming theory and an improved version of the D-S evidence the...
更多Number of views：454 Amount of downloads：297
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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：454 Amount of downloads：361
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QIN Changfeng，YIN Jiang，SONG Shijie
Abstract：In order to solve the problem of parameter estimation in the high-performance control of squirrelcage asynchronous motor，a method for joint parameter identification of asynchronous motors with dual modelsbased on improved whale algorithm was proposed. This method can effectively identify the stator resistan...
更多Number of views：452 Amount of downloads：315
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CHEN Biao，HAN Zhongxiu，MA Liqiang，ZHANG Renhe
Abstract：The back-to-back active neutral-point-clamped（ANPC）converter，as the core component of theunified power flow controller of the distribution network，is widely used for the flexible closed-loop operation.However，the ANPC converter has more switching devices and commutation paths，which significantly increasesth...
更多Number of views：447 Amount of downloads：406
