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WANG Haozhu，XIE Qin，DENG Fangming，YANG Yang
Abstract: The growing demand for new energy electric vehicles（EVs）has further boosted the demand forelectric car charging. However，the gap between operating companies results in that the information of charging piles cannot be fully and effectively presented to the demanding public.Aiming at the above problems，a new...
更多Number of views：3584 Amount of downloads：6251
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YU Zhongan，CHEN Miao，DING Wensu，LIN Shangrong
Abstract: The traveling wave fault location of traditional double-circuit transmission lines are mainly studiedon the model with symmetric parameters. In order to solve the problem of traveling wave fault location of doublecircuit lines on the same tower with asymmetric parameters in engineering practice，a fault loc...
更多Number of views：3584 Amount of downloads：6062
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LIU Hong，XU Shihao，YANG Lingsheng
Abstract: The frequency division phenomenon of the wireless power transfer（WPT）circuit in the electricvehicle wireless charging system under the premise of the optimal load resistance was discussed．In the optimizedWPT circuit，by changing the value of the coupling coefficient（k） between the master and slave coils in ...
更多Number of views：3566 Amount of downloads：7710
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YANG Liping，WANG Haiyun，DING Dong，YU Xijuan，WANG Liyong，WU Honglin
Abstract: At present，there are some problems in line loss fault detection of electric quantity informationacquisition equipment，such as low detection rate，poor applicability and so on. An automatic line loss faultdetection method for electric quantity information acquisition equipment was proposed. By determining th...
更多Number of views：3563 Amount of downloads：6162
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HE Kun，WANG Can，ZHANG Kan，CHEN Kaiping，ZHU Hanqin，FU Zhiyu，XU Lei
Abstract: In the case of asymmetric faults in high voltage direct current（HVDC） transmission system，modular multilevel converter-battery energy storage system（MMC-BESS）has a longer state of charge（SOC）balancing process，uneven allocation of resources，easy to occur over modulation and other security problems，anew SOC ...
更多Number of views：3547 Amount of downloads：7202
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GUO Peijian，JI Shiqing，LIU Juan，HE Jinwei，BAI Yang，GUO Yan
Abstract: Due to the special characteristics of the structure and load of the traction power supply system，serious imbalances can occur in the three-phase power supply system，which restricts the development of highspeed，heavy-haul railways. The structure of a single-three-phase combined co-phase power supply system ...
更多Number of views：3531 Amount of downloads：6384
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ZHOU Wen，YANG Shaobo
Abstract: In the DC microgrid，bus voltage stability is the key to maintain the normal operation of the system.Load switching and distributed micro-source power fluctuations will affect the stability of the DC bus voltage. Tosolve the above problem，a compensation control strategy based on the residual generator was p...
更多Number of views：3528 Amount of downloads：5805
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LIU Naisuo，ZHANG Xingang，MA Lei，CHEN Xiuqin，YAO Hailong，MA Songyuan
Abstract: The reform project of a test bench is mainly used for the test of main reducing tension bearing，and the test instrument is equipped with the function of applying load and speed. During the trial，the traditional single closedloop control can not meet the test requirements. In order to complete the experimen...
更多Number of views：3519 Amount of downloads：9064
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YUE Yuanyuan，ZHANG Chao，YUAN Xingzhong，ZHU Anming， HUANG Zongjun，JIANG Bo，ZHANG Yuhan
Abstract: The spatial load of multi-power distribution network is easy to overload，which leads to thereduction of distribution network planning stability. A dynamic planning and optimization method of multi-powerdistribution network considering the spatial load layout was proposed. According to the equivalent topolo...
更多Number of views：3513 Amount of downloads：5733
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YU Xinhai，WANG Xin，SU Riguge，ZHANG Xiaoju
Abstract: Microgrid is an effective method to integrate distributed power supply into power grid. The optimaloperation of microgrid can effectively improve the utilization efficiency of renewable energy. The objectiveoptimization model was established，considering the economy of microgrid operation，the volatility of ...
更多Number of views：3505 Amount of downloads：5728
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CHEN Linghan，LU Jia
Abstract: As the hub node in the energy internet，the transformer can adjust and control power quality，thenormal and stable operation of transformer is of great significance to the safe and stable operation of the energyinternet. In order to accomplish this objective，status assessment of energy internet transformer b...
更多Number of views：3504 Amount of downloads：5699
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CAOWei，GUI Shicheng，HUANG Ruanming，HE Bilun，QIN Huancheng
Abstract: With the expansion of the interconnection scale of the power system，the impedance ratio of thepower grid increased gradually，thereby the breaking capacity of the circuit breaker was affected by the increasingattenuation time constant of the DC component of the short-circuit current .At present，the periodic...
更多Number of views：3498 Amount of downloads：5258
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TANG Weifeng，WANG Changjiang
Abstract: In the motor controller of new energy vehicles，due to insufficient current capacity，high cost，andlimited heat dissipation capacity，parallel power devices are often used to extend current capability of power inverter for EV applications. Current imbalance can be caused by device parameter tolerances，parasit...
更多Number of views：3458 Amount of downloads：6604
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GAO Shanxue，YANG Xin，SHEN Wenbing，ZHONG Wei，ZHANG Shuai，WANG Min
Abstract: DC microgrid usually consists of a plurality of power electronic converters with feedback controlconnected to a common DC bus. Although the control loop design of each individual converter has a good stabilitymargin，the interconnection of multiple power and load converters can cause stability and performan...
更多Number of views：3438 Amount of downloads：6164
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LU Shengzhi，CAO Junjie，ZHOU Feng，JIN Cheng，CHEN Zhenghua
Abstract: With the global energy and environmental problems becoming increasingly prominent，the regionalintegrated energy system（RIES）with multi-energy complementary characteristics is an effective solution. In orderto realize the comprehensive and reasonable evaluation of energy efficiency of the RIES，a detailed ev...
更多Number of views：3435 Amount of downloads：5590
