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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 ...
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Number of views:651 Amount of downloads:651
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WANG Mingyue,HE Yongpeng,YU Zhiqiang,ZHANG Zhonglei,YU Hongze
Abstract:Because of crystal oscillator error,inter-symbol interference and baseline drift in industrial opticalfiber communication,the optical fiber receiver has the problem of high error rate of data recovery. In long-distanceindustrial communication,the electrical level jitter of serial data at the receiver will i...
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Number of views:647 Amount of downloads:1699
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HOU Yongquan,MA Lifang,MEI Shuang,WU Bo,WANG Tan,LU Tao
Abstract:In recent years,the use of microinverters has received a lot of attention as one of the viable methodsfor residential and commercial PV power conversion systems. Flyback inverters operating in current continuousconduction mode(CCM)have been widely studied for their low output ripple current,high efficiency,...
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Number of views:642 Amount of downloads:849
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WU Yihao,ZHAO Shiwei,ZHOU Jie,XIAO Chaoren
Abstract:In order to solve the problem of large peak-to-peak inductor currents in dual active bridge converterswith mismatched input and output voltages,a four-degree-of-freedom modulation(FDFM)strategy was proposedby combining symmetric duty cycle modulation and asymmetric duty cycle modulation. By analyzing the op...
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Number of views:641 Amount of downloads:1072
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YAO Ying,GU Bing,FANG Zhengnan
Abstract:With the wide application of solar photovoltaic panels,the detection of hidden dangers and faults ofphotovoltaic panels has become more and more important. In order to improve the inspection efficiency ofphotovoltaic panels and the accuracy of defect detection,a target detection algorithm based on attention...
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Number of views:638 Amount of downloads:1017
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XU Can,MIAO Shuwei
Abstract:Wind turbine condition monitoring and wind power prediction both rely heavily on power curves.Firstly,to increase the modeling accuracy of wind turbine power curves,the random forest technique was used toscreen the important variables that influence wind energy capture ability. Then,the screened variables w...
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Number of views:637 Amount of downloads:658
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YANG Xuan,LI Rui,CAO Xiaoqing,LI Lin,GUO Ran
Abstract:During the transition of a microgrid inverter from grid-connected mode to islanded mode and viceversa,pre-synchronization measures are necessary under the virtual synchronous generator (VSG) controlarchitecture to prevent voltage waveform distortion and current surges. A VSG-based parameter-optimized presyn...
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Number of views:636 Amount of downloads:1352
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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...
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Number of views:635 Amount of downloads:637
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LUO Huanliang,WANG Zaixiang,LI Yesong
Abstract:Aimed at the issues of deadbeat direct torque and flux control strategy(DB-DTFC)such as relyingon the accurate motor model,high computational load,and coupling between torque and flux,a simplified strategy of DB-DTFC for permanent magnet synchronous motor which based on flux planning was proposed. Firstly,p...
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Number of views:634 Amount of downloads:961
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JIANG Xuejiao,ZHANG Changqing,QIN Gang,ZHONG Lei,ZHOU Chaojun,CHEN Yupei
Abstract:In order to balance the output difference between renewable energy and load in the activedistribution network and reduce the budget cost and user purchase cost,an optimal dispatching method ofdistributed generation units in the active distribution network based on power demand side response was proposed.On ...
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Number of views:634 Amount of downloads:796
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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...
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Number of views:631 Amount of downloads:1135
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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...
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Number of views:629 Amount of downloads:720
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ZHONG Jie ,YAN Xiaoxia,HU Hua,WANG Zhao,ZHU Bingxu
Abstract:The electrified railways system is a complex system of traction power supply system and traincoupling. In order to ensure the safe operation of trains under complex working conditions,it is necessary toidentify the disturbance of the vehicle-network coupling system in a timely and accurate manner. To solve ...
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Number of views:628 Amount of downloads:2671
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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...
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Number of views:625 Amount of downloads:582
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YANG Le,ZHU Ying,HUANG He,WANG Wei,JIANG Wei,SU Xiaoyun
Abstract:In China,the ascendancy of new energy sources such as photovoltaic and wind power,alongside the proliferation of DC loads within the power system,has propelled hybrid AC/DC distribution networks to theforefront of power distribution system evolution. However,the extant assessment framework for distributionn...
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Number of views:622 Amount of downloads:2468