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HUANG Jialing，LIN Shunfu，ZHAN Yinfeng，LIU Chitao，LI Dongdong
Abstract: Aiming to the non-intrusive load monitoring（NILM）of residential households，a method of loadprofile decomposition based on the appliance switching events and the long short-term memory networks（LSTM）was proposed. The difference-summation algorithm was performed on the total active power data of a residentia...
更多Number of views：2567 Amount of downloads：1372
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SONG Mingxuan，FENG Yuan，ZHANG Tian，HE Fengyou，GAO Jie
Abstract: Aiming at the lack of realtime detection methods of operation status for NPC three-level inverter，anindirect detection method was studied. In this method，the commutation process of NPC three-level inverter wasanalyzed. And according to Kirchhoff's law，the current and voltage models of three-level circu...
更多Number of views：2560 Amount of downloads：1435
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ZHANG Ao，DAI Linwang，MA Zhengyang，LI Shaolin，ZHANG Xueguang
Abstract: Doubly-fed wind turbine is easy to produce sub-synchronous oscillation in series compensation grid.Using virtual synchronous control structure to improve inertia and damping for grid may also lead to subsynchronous oscillation risk. In view of the causes of sub-synchronous oscillation，firstly，the double-fe...
更多Number of views：2552 Amount of downloads：1542
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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：2552 Amount of downloads：1417
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GUO Leilei，ZHU Linqiang，CAO Lingzhi，LI Yanyan，WANG Pengshuai
Abstract: The accurate estimation of rotor angle is an important prerequisite for realizing speed sensorless highperformance vector control of permanent magnet synchronous wind generator. In the speed sensorless control ofpermanent magnet synchronous wind generator based on disturbance observer，the traditional angle...
更多Number of views：2538 Amount of downloads：1573
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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：2537 Amount of downloads：1726
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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：2537 Amount of downloads：1458
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SHEN Hangyu，FAN Xiaochao，SHI Ruijing，WANG Weiqing， WANG Haiyun，CHENG Zhijiang
Abstract: In order to solve the problem of heat dissipation in the process of producing hydrogen fromelectrolytic water and generating electricity from fuel cells，an independent photohydrogen fuel cell thermoelectriccombined supply system was designed according to the principle of water cooling heat dissipation betw...
更多Number of views：2497 Amount of downloads：1564
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YIN Yongliang，WU Qiong，ZHANG Jianping，ZHANG Heng，CHENG Haozhong，ZHANG Xiaohu
Abstract: With the increasing scale of wind power installation and grid connection，the interconnection ofpower grids through tie lines can absorb wind power in a wider range，but the uncertainty of wind power output leads to an increase in the risk of system operation. Conditional value-at-risk（CVaR）was introduced in...
更多Number of views：2478 Amount of downloads：1647
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CHEN Qun，ZHOU Jiemin，HONG Feng，ZHENG Gang，XI Zhiyang
Abstract: The solid-state power controller，which integrates the functions of traditional power distributiondevices such as circuit breakers and relays，is the core component of the all-electric aerospace vehicle powerdistribution system.Among them，the inverse time overcurrent protection technology is one of the key t...
更多Number of views：2470 Amount of downloads：1567
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TIAN Guangping，XUE Hua
Abstract: In response to the stable operation demand of modular multilevel converter（MMC）with singlephaseshort circuit fault，a passivity-based method based on dual-port controlled Hamiltonian with dissipation（Dual-PCHD）model was proposed. To make the grid-connected positive sequence and negative sequence currentsubs...
更多Number of views：2449 Amount of downloads：1400
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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：2447 Amount of downloads：1723
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HE Hengjing，ZHOU Shangli，ZHANG Bensong，XIE Wenwang，LIAN Xinkai，XU Haotian
Abstract: In order to apply the non-instrusive load montiring technology into the new generation of smartmeter，a kind of method based on the BP neural networks enhancement algorithm of clustering for loadidentification was presented. In this method，each feature was relatived to the corresponding cluster based on the...
更多Number of views：2414 Amount of downloads：1365
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LÜ Jiangping，LI Yaguang
Abstract: Recent years，omni-directional wireless power transmission（WPT）technology has attracted moreand more attention as a solution to the limitations of free location and mobility of traditional WPT technology.However，omni-directional WPT is less efficient due to low mutual inductance relative to the transmitter ...
更多Number of views：2402 Amount of downloads：1489
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DAI Feng，CHEN Xuan，WANG Lixian，MA Hongzhong
Abstract: Partial discharge fault diagnosis and location of gas insulated metal enclosed transmission line（GIL）is of great significance for its internal insulation protection. Because GIL is fully enclosed structure，theexisting external detection method is not sensitive to the internal defect detection，so it is unab...
更多Number of views：2393 Amount of downloads：1415
