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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...
更多Number of views：391 Amount of downloads：260
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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...
更多Number of views：304 Amount of downloads：238
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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 ...
更多Number of views：301 Amount of downloads：210
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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...
更多Number of views：342 Amount of downloads：276
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ZHANG Boyu，ZHANG Xiaoli，FENG Rui，ZHANG Zhaobo，CAI Siqi ，MA Xiaoxuan
Abstract：Based on the principle of magnetic coupling resonance technology，a bilateral LCC topologycompensation network parameter design method was adopted. Firstly，the mathematical model of the main circuitof the bilateral LCC topology was analyzed，and the inductance ratio of the coil self-inductance and the seriesc...
更多Number of views：325 Amount of downloads：209
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HE Kuiyuan，YU Jiangtao，ZHU Qi，CAI Hui，GUO Qian，WEI Dong
Abstract：Aiming at the adverse effects of large-scale electric vehicle charging load on the distributionnetwork，based on vehicle to grid（V2G）technology，a V2G reactive dispatching strategy combining the nondominated sorting genetic algorithm and the local optimization of global objectives algorithm was proposed. The ...
更多Number of views：369 Amount of downloads：240
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LI Yajun，HE Shan，HU Bing，XIE Shaohua
Abstract：Aiming at the problems of high investment cost，low efficiency of electrolyzer operation and highfluctuation of power input in the new energy electrolytic water to hydrogen microgrid system，the scenery hydrogen production capacity configuration scheme with the installation cost of microgrid equipment and the...
更多Number of views：285 Amount of downloads：142
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SONG Pengfei，WANG Maxiang，YANG Guixing，LI Jichen，KANG Pengpeng，WEN Shenghan
Abstract：To enhance the economic and operational flexibility of accompanying energy storage facilities innew energy power stations，as well as to improve the stability of supplying electricity directly to large users and thegrid-friendliness of large-scale new energy power stations，a two-stage robust configuration an...
更多Number of views：267 Amount of downloads：154
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ZHAO Chencong，XIE Zhouhua，ZHOU Feihang
Abstract：Unbalanced grid voltage will affect the normal grid connection operation of the wind energyconversion system（WECS），resulting in fluctuations in system output power and distortion of output current. Inaddition，in the actual permanent magnet synchronous wind power system，there may be uncertainties in thenetwo...
更多Number of views：222 Amount of downloads：134
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WANG Qi，DONG Xinsheng，HE Shan
Abstract：To address the issue of transient overvoltage at the sending end of the wind farm caused by faults inconventional high-voltage direct current systems system，the impact mechanism of DC faults on transient voltagechanges at the sending end was analyzed. It was discovered that the reactive power surplus of the...
更多Number of views：208 Amount of downloads：128
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ZHANG Wei
Abstract：The multi-source monitoring data of switchgear contains rich equipment operating statusinformation，and analyzing it can achieve switchgear fault diagnosis. A fault diagnosis method for switchgear basedon SMOTE-SSA-CNN was proposed. Firstly，based on monitoring data such as switchgear voltage，current，andtempe...
更多Number of views：185 Amount of downloads：130
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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：195 Amount of downloads：132
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YU Jiazheng，ZHANG Zhifeng，SUN Quanzeng，ZHANG Qingyi
Abstract：Aiming at the inherent problems of large common-mode voltage and heavy computation in modelpredictive current control of the six-phase permanent magnet synchronous motor（PMSM），a model predictivecurrent control method for an open-end winding six-phase PMSM was proposed. Firstly，the neutral point of the sixph...
更多Number of views：528 Amount of downloads：282
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LIU Hui，SU Jianhui，ZHANG Jian，LIU Shuo，SHI Yong，ZHANG Jie
Abstract：Wireless power transfer（WPT）load voltage，current and other state information need to be sent tothe original side for closed-loop control and monitoring processing，the secondary side to the original side of thecommunication is very important. Firstly，the topology and working principle of capacitive modulated...
更多Number of views：470 Amount of downloads：290
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LI Ning，LIU Ming，ZHANG Changjie，ZHANG Chenglin
Abstract：At present，the traditional passive filter in on-board charger（OBC） has poor low-frequencyperformance，an active feedback loop was added to the traditional on-board charger passive filter，a design method of on-board charger electromagnetic interference（EMI）hybrid filter based on current sensing and current in...
更多Number of views：392 Amount of downloads：286
