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QIAN Junjie,LI Haoquan,LI Guanghua,XU Dongli,LÜ Ganyun
Abstract:Aiming at the problem of power quality deterioration caused by a large number of high-permeabilitydistributed generation connected to the distribution network,a power quality assessment method based oncombination weights and vlsekriterijumska optimizacija i kompromisno resenje(VIKOR)method was proposed.Firs...
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Number of views:979 Amount of downloads:628
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JING Weiwei,FU Hui,ZHENG Xian,LI Shuangwei,SHI Mingming,ZENG jiang
Abstract:With the accelerated construction of new power system,the harmonic characteristics of power gridare becoming more and more complex. It is of great significance to study the effective statistical management ofharmonic data for evaluating the power quality of power grid. A statistical method of harmonic evalu...
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Number of views:839 Amount of downloads:627
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WANG Chunhui,QU Xiaowei,WANG Mingyue,HAN Song,LI Teng
Abstract:In order to improve the debugging and fault monitoring and analysis capabilities of inverterproducts,the design scheme of network version process data acquisition and analysis software was proposed.Thecomposition and implementation of the software system were discussed,and the technical means such as multit...
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Number of views:854 Amount of downloads:626
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HAN Song,YU Zhiqiang,WANG Mingyue,YU Hongze,JIA Pengfei
Abstract: Under the background of carbon emission reduction,fully controlled power device IGBT is widelyused in various of converters with its excellent performance,effective and reliable drive circuit is crucial to the safeoperation of IGBT,especially for high-power applications. Aiming at the requirement of flexib...
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Number of views:791 Amount of downloads:624
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ZHANG Rui,XIAYan,HUANG Guiping,CHEN Renzhao,YANG Yili
Abstract:Aiming at the poor robustness and system vibration problem of asynchronous motors under thetraditional sliding mode control,a variability coefficient power exponent reaching law(VCPERL)was proposed todynamically change the control coefficients according to the position of the sliding mode surface,and the sl...
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Number of views:735 Amount of downloads:620
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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:519 Amount of downloads:620
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ZHOU Hao,DING Yu,WEI Xu,LI Xuesong,FAN Tianrong
Abstract:With the continuous promotion of the "double carbon" strategy,the reformation of China'selectricity market has entered a new stage,but the overall construction of the electricity market is still in theprimary stage,and there is an urgent need to develop a scientific and feasible regulatory prevention st...
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Number of views:867 Amount of downloads:619
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CUI Mengyu,YIN Qinglong,GUO Xudong,LÜ Tuo,HU Qifeng,LIU Zhengyan
Abstract:The VPX power standard is currently the most compatible military embedded computer standardinternationally,and its modules can stably power multiple different functional modules in the chassis. A VPXpower board based on VITA46 and VITA62 standards was designed. The design architecture,ideas,and functionsof ...
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Number of views:637 Amount of downloads:616
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YU Jialin,GUO Jinrui,TU Xiaodong,LIU Weiliang,ZHONG Weidong
Abstract:To address the issue of over/under voltage in the distribution network due to the scale access ofdistributed generators and flexible loads under the "double carbon" target,an active distribution networkscooperative voltage control strategy based on the active support of electric vehicles(EVs)aggregation wasp...
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Number of views:660 Amount of downloads:615
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WANG Xuli,XU Jiayin,SHEN Yuming,LI Kun,FENG Peiru,JIANG Guifen
Abstract:In order to make full use of the frequency modulation capability of the wind turbines,consideringthat a conventional wind-power coordinated frequency control strategy not only results in some fluctuations in thefrequency of the system,but also requires high energy storage capacity and poor economic efficien...
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Number of views:446 Amount of downloads:614
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TANG Aiwu,CHEN Tianyou
Abstract:In order to effectively adjust and control the motion amplitude of the flexible manipulator and avoidlarge deviation between the actual motion track of the flexible manipulator and the target track,a flexiblemanipulator motion track control system based on the combination of distributed control system(DCS)a...
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Number of views:699 Amount of downloads:611
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WANG Yanjie,LIN Chaobin,XU Guozhi,LI Qingyao,ZHANG Zhenye,HU Kun
Abstract:To adapt to the construction of a novel power system with new energy as the main body,it isnecessary to continuously improve the new energy consumption capacity of various voltage-level power grids.Through the research on the influencing factors and improvement methods of new energy consumption capacity ofd...
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Number of views:834 Amount of downloads:610
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LI Xinhai,FAN Dehe,MENG Chenxu,ZENG Lingcheng,YUANTuolai
Abstract: Due to various environmental factors,the relay platen status recognition needs manual inspection fora long time,and the current popular platen image recognition program requires a huge background computingarchitecture,which can not immediately obtain the verification information in the operation site,and s...
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Number of views:779 Amount of downloads:610
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XU Shizhou,CHANG Jinhai,FAN Jingsheng,JIA Xinxin
Abstract:A method for establishing edge triggered pulse control switch state time was proposed to address thedivergence of floating capacitor voltage and DC capacitor midpoint voltage in a 5-level active neutral point clamped(ANPC-5L)inverter using the space vector pulse width(SVPWM)algorithm in the g-h coordinate s...
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Number of views:656 Amount of downloads:603
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XIANG Zhiping,MAYuhe,GAO Jian
Abstract:In order to reduce the loss of electric energy in the process of energy conversion and improve theenergy efficiency of aluminum air battery,an energy efficiency model based on the internal resistancecharacteristics of aluminum air battery was established,and the variations of operating conditions(operatingt...
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Number of views:549 Amount of downloads:600