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YIN Zhenhuan
Abstract:Due to the advantages of faster dynamic performance and smaller torque ripple,high frequencypulse voltage injection(PSVI)is widely used in sensorless control of permanent magnet synchronous motor(PMSM)at low-speed range. Under low switching frequency,the dynamic and steady performance of thetraditional high...
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Number of views:499 Amount of downloads:500
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PENG Fei,TIAN Xu,LIU Fei,XU Decao,FANG Shiwen,TIAN Xu
Abstract:The integration of large-scale wind power,photovoltaic and other renewable energy resources forthe power system will greatly change the power supply characteristics,reducing the inertia of power system andthreatening the stability of transient frequency. The virtual synchronous generator(VSG)technology can ...
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Number of views:287 Amount of downloads:255
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ZHAO Faping,SHE Yanjie,SUN Huanyu,BU Xiangzhou,BAI Tao
Abstract:A sliding mode linear self disturbance rejection control strategy was proposed to address the outputvoltage fluctuations caused by sudden load changes,changes in DC bus voltage,disturbance addition,and otherdisturbances in three-phase interleaved parallel DC-DC converters. Firstly,a mathematical model of th...
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Number of views:300 Amount of downloads:244
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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...
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Number of views:304 Amount of downloads:230
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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...
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Number of views:225 Amount of downloads:151
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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(...
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Number of views:257 Amount of downloads:134
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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:293 Amount of downloads:151
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CHU Wenchao
Abstract:Transmission line tower as the normal operation of the power system of the necessary equipment,itsgrounding resistance accurate detection for the safe and stable operation of the entire power system is particularlyimportant,especially in the judgment of lightning protection performance and other aspects. Th...
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Number of views:202 Amount of downloads:131
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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:198 Amount of downloads:132
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SHU Jun,YE Fan,YAO Fenglin
Abstract:The power cable plays a very important role in today's social development and urban operation.With the increase of people's electricity consumption,the amount of cable laying is also increasing synchronously.In order to prevent the cable from being damaged,the environmental vibration signals around ...
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Number of views:204 Amount of downloads:137
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GU Jiming,SONG Yunting,LIU Xinyu,ZHU Shaoxuan,LEI Yu,ZHANG Tongzun
Abstract:Under the dual carbon background of AC and DC hybrid power grids have the new feature of"strong HVDC and weak AC system" and power electronization,in order to effectively reduce the risk of largescalepower outages in power grid,it is necessary to build a secure and reliable comprehensive defense system toen...
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Number of views:592 Amount of downloads:397
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FENG Xiang,YU Yue,LI Cheng,ZHENG Wei,LIU Jianhua
Abstract:The traditional ultra high speed permanent magnet synchronous motor(PMSM)driver uses PWMequivalent sine voltage output,which leads to severe motor heating due to large harmonics,and it cannot be used in situations where the input voltage changes over a large range,such as fuel cells. To reduce the heat gene...
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Number of views:450 Amount of downloads:292
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DU Jifei,WANG Yang,WANG Li,LIU Haoruo,MU Yunfei,SUN Qiang
Abstract:The primary side feedback can stabilize the output voltage,and improve the service life of theequipment without using the secondary winding detection error signal. The topology of active filter and theimproved method of primary side feedback were adopted. The performance of active EMI filter topologies wasa...
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Number of views:351 Amount of downloads:274
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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:352 Amount of downloads:246
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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:389 Amount of downloads:309