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ZHAO Yifu，ZHANG Guangbin
Abstract：In response to the existing problems of traditional diode based clamp type wind turbine inverters，ahybrid clamp type structure was introduced. Based on the analysis of its working principle，a method for switchingthe switch state and a vector optimization selection method that can avoid modulation waveform b...
更多Number of views：496 Amount of downloads：462
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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：530 Amount of downloads：461
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ZHANG Chunli，LIU Hongwen，FANG Pengxing，CHAI Chenchao，ZHANG Wenqiong
Abstract：Incidents such as the burning of electromagnetic voltage transformers（PT），damage to primaryharmonic suppressors，and fuse tripping occur frequently in low and medium voltage distribution systems due toferroresonance，severely affecting the safe and stable operation of the system. Therefore，through theoretical...
更多Number of views：388 Amount of downloads：460
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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：549 Amount of downloads：459
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ZHU Qing，JI Cheng
Abstract：The massive access of 5G base stations has injected new vitality into the low-carbon development ofintegrated energy system（IES）. By stimulating 5G base stations to participate in demand response andincorporating them into the scheduling framework of IES，energy saving and emission reduction of IES can beeff...
更多Number of views：603 Amount of downloads：459
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FANG Yong，SONG Tao，GUO Ziqiang，WANG Jian，GUO Jie
Abstract：With the continuous development of renewable energy sources and the increasing share ofrenewable energy in the grid，optimal coordination of maintenance work becomes increasingly important in order to ensure the safety of power supply in power systems considering renewable energy access. Current tools formai...
更多Number of views：582 Amount of downloads：459
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FANG Lei，XU Jun，ZHAO Yi，XING Xiaofan，MAO Huan
Abstract：The traditional technical line loss prediction method of low voltage station area has some problems，such as relatively extensive calculation，requiring underlying physical topology，and relying on influencecharacteristic data. In recent years，a technical line loss and meter error joint estimation technical ro...
更多Number of views：470 Amount of downloads：458
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WANG Chaoliang，XIAO Tao，CHEN Songsong，ZHANG Hongzhi，CHEN Ke
Abstract：With the proposal of the "dual carbon" goal，the application of EVs is becoming increasinglywidespread. In order to further reduce the charging cost of EVs so as to easing the charging cost burden of EVusers，a coordinated control strategy for EV charging DC microgrid was proposed，which includes photovoltaic（...
更多Number of views：666 Amount of downloads：458
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LIU Zhipeng，QU Zhe，YU Cong，WU Qian，CHEN Bo，FANG Yaqi
Abstract：Over the years，machine learning has made some breakthroughs in the insulation defects of gasinsulated switchgear（GIS），but the traditional methods have the disadvantages of incomplete information，excessive reliance on artificial feature extraction and low diagnosis rate. In order to solve these problems，adia...
更多Number of views：492 Amount of downloads：455
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ZOU Yingdong，WANG Fengjun，ZHOU Yu
Abstract：This research focused on the separation and calculation of electromagnetic losses in semi-directdrived permanent magnet wind generators（SDDPMWG）. Firstly，analytical method for calculating core loss ofmotor considering harmonic current was derived based on the Bertotti method. The eddy current loss of perman...
更多Number of views：506 Amount of downloads：453
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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：511 Amount of downloads：453
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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：540 Amount of downloads：449
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MIAO Haidong，ZHANG Qing，YAN Yong，ZHANG Lina，HUO Tingting，HAN Linjie
Abstract：In order to eliminate the problem of low inertia and large frequency fluctuation in wind power gridconnected system when power disturbance occurs，an improved virtual inertia control strategy was proposed. Acooperative control strategy of adaptive moment of inertia and damping coefficient was introduced in t...
更多Number of views：389 Amount of downloads：447
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RUAN Bo，YI Bonian，YE Xuecheng，LE Jian，LANG Hongke，REN Yi
Abstract：The electricity power price setting mechanism will be fundamentally reformed with the continuousadvancement of a new round of electricity market-oriented reform. Presently，some provincial and regional powergrid enterprises are facing the problem of large fluctuations in electricity prices，which is not condu...
更多Number of views：490 Amount of downloads：444
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XU Dacheng ，YIN Chunya ，ZHOU Jiayang ，LI Fengting ，LIU Jiangshan
Abstract：To mitigate the fatigue load generated by wind turbine participation in primary frequency regulation，a primary frequency regulation strategy considering the fatigue load of wind turbine was proposed based on themechanical dynamic response characteristics and control device operation characteristics of wind ...
更多Number of views：482 Amount of downloads：438
