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LI Hongqiang，WEI Yawei，MA Jing，ZHOU Lei，ZHANG Hanhua ，LU Guangming
Abstract：Under the large-scale renewable energy integrated with uncertain output characteristics，balancingthe supply and demand within a local area becomes a new challenge. The long-distance transmission andconsumption scheme is utilized for the sending-end grid to meet the requirements of renewable energy consumpti...
更多Number of views：723 Amount of downloads：741
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DENG Yaping，JIA Hao，ZHANG Xiaohui，TONG Xiangqian，WANG Lu
Abstract：The accurate recognition of power quality disturbance（PQD）is one of the main problems to besolved after PQD occurrence，which is of great importance for responsibility dividing and power market reformprocess accelerating. Massive quantities of power quality monitoring data prepare the ground for the recognit...
更多Number of views：1045 Amount of downloads：740
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ZHAO Aibo，LI Zihao，WANG Zixuan，LI Junhui，MA Siyuan
Abstract：Aiming at the problems of insufficient stability and low power generation efficiency of the existingpower supply means for offshore ocean observation equipment，and low power density of direct drive wave energypower generation device due to the low running speed of ocean waves，it proposed to apply the magnet...
更多Number of views：787 Amount of downloads：738
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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：695 Amount of downloads：736
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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：633 Amount of downloads：735
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LI Ning，WANG Ruyue，ZHU Longhui
Abstract：In order to analyze the power quality problem of actual power network under the influence ofuncertain interference factors，a power quality detection and recognition method combining empirical wavelettransform（EWT）and improved S-transform was proposed. On the one hand，the frequency，amplitude and timeparamete...
更多Number of views：772 Amount of downloads：732
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SI Dajun，WANG Jie，SHU Banggui，ZHANG Guangbin，SHU Hongchun
Abstract：The load of a submerged arc furnace has many advantages，such as large single-unit regulationcapacity，good communication conditions，easy control，and low economic retrofitting，making it an importantflexible regulation resource for the power grid. However，there is currently a lack of effective digital simulati...
更多Number of views：597 Amount of downloads：730
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LIAO Zhijun，HUANG Liying，CAO Yun，TIAN Junling，RONG Na
Abstract：In the context of dual carbon，carbon trading mechanism and various energy complementary powergeneration mechanism are important mechanisms for China to achieve carbon emission reduction goals andsustainable development. A multi-energy system optimization model was proposed that takes into account carbontrad...
更多Number of views：743 Amount of downloads：726
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QIN Gang，ZHANG Changqing，JIANG Xuejiao，ZHONG Lei，ZHOU Chaojun，WU Min
Abstract：During the operation of high-voltage DC power grid，due to factors such as load characteristics andvoltage fluctuations，the instantaneous power characteristics such as capacitor current and harmonics are morecomplex，which increases the difficulty of identifying faults in the power grid system. Therefore，a bi...
更多Number of views：665 Amount of downloads：724
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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：605 Amount of downloads：721
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LI Yunwang，CHEN Junde，ZHANG Daping，SANG Yun，HAN Xiaolei
Abstract：An adaptive active arc suppression method based on S-transform correlation degree for distributionnetwork unidirectional grounding was proposed to effectively eliminate single-phase grounding fault arc indistribution network and improve power system stability. The time series data of zero-sequence current o...
更多Number of views：944 Amount of downloads：720
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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：570 Amount of downloads：718
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SHI Kun，CHEN Songsong，CHEN Xuejie，CHEN Zhaorui，YAN Huaguang，WU Yingjun
Abstract：New energy has obvious volatility and anti-peak-shaving characteristics，and the integration of largescale new energy into the power grid poses challenges to the peak-shaving. Hydrogen energy has a good potential for application as a potential peak-shaving resource. A multi-time scale peak-shaving scheduling...
更多Number of views：744 Amount of downloads：714
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CHEN Chen，DONG Pingxian，SONG Xiaofan，GUO Fang，QI Huanruo，DU Xiaotong
Abstract：After the distributed wind farm stations are integrated into the distribution network，due to thecharacteristics of wind farm short-circuit current amplitude control and frequency offset，the traditional three-stagecurrent protection of distribution network is difficult to accurately identify the fault on the...
更多Number of views：670 Amount of downloads：709
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FAN Peilin，HU Pengtao，XUE Jianli，LIU Zheng，HUANG Jinming
Abstract：Voltage source converter （VSC） is prone to low-frequency oscillations of 100~101Hz whenconnected to weak AC power grids. The mechanism of improving the control strategy of VSC on the traditionalinverter side to suppress low-frequency oscillations（LFO）in the AC power grid is to transfer the oscillations from...
更多Number of views：548 Amount of downloads：708
