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SONG Hui，YUAN Longxiang
Abstract: Aiming at the problem of single hot spot temperature under average state and long response timeunder different load states，in order to improve the response speed，a 10 kV transformer load state detection method based on K-means algorithm was designed. The 10 kV transformer load model was established，the ove...
更多Number of views：1596 Amount of downloads：2375
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LIU Erhao，WANG Junqing，QIAO Lili
Abstract: Permanent magnet synchronous motor（PMSM）driving stable platform directly is often used inguided rockets to realize the decoupling control of stable platform. Due to the extended state observe（ESO）contained in the active disturbance rejection controller（ADRC），it can accurately estimate the speed of the rota...
更多Number of views：1594 Amount of downloads：3117
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WU Ning，CAI Jie，LIANG Gonghao
Abstract: As an important part of smart grid monitoring system，the security of power wide area measurementsystem is very important. Therefore，in order to ensure the integrity and confidentiality of communication data inpower wide area measurement system and the communication security between terminal devices in the ...
更多Number of views：1586 Amount of downloads：2333
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DAI Hui，LIU Yuxiang，LI Guorun，WANG Jianyuan，LIU Jingwen，TAN Wanqi
Abstract：Three port converter（TPC）has the characteristics of high integration，high power density andsingle-stage conversion between ports，but at the same time，the energy flow is affected by the interaction ofmultiple variables. Model predictive control（MPC）was introduced to optimize the dynamic response of outputvol...
更多Number of views：1576 Amount of downloads：2657
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CUI Qian，ZHOU Jiemin，DING Zhengdao，QIN Jina，GAO Yiqing，JIANG Pengchuan
Abstract：In order to solve the problem of overvoltage and overcurrent in the process of load sudden changefor ion thruster screen grid power supply，the phase shift pulse frequency modulation（PS-PFM）was used tostabilize the output voltage of the LLC resonant converter. When the sampling voltage is lower than the lowe...
更多Number of views：1573 Amount of downloads：3689
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FANG Qiang，CHENG Zhijiang，YANG Handi
Abstract: For the problem of uneven power output and unbalanced state of charge（SOC）of energy storageunits caused by large-scale integration of distributed generation systems（DGS），such as photovoltaic and windturbine，into the grid，an improved consistency algorithm based on gradient compensation was proposed based on...
更多Number of views：1571 Amount of downloads：2532
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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...
更多Number of views：1568 Amount of downloads：3942
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WANG Jiarong，DAI Guanghua，HU Liang，GAO Jingxiang
Abstract: In order to realize the application requirements of SiC power devices，a novel dual edge-triggeredisolated drive circuit was proposed. The circuit have the advantages of full isolation of driving signals，strongdriving ability，wide switching frequency range with 0 Hz～500 kHz signal transmission and strong of...
更多Number of views：1567 Amount of downloads：2591
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WANG Yajing，ZHANG Shuai，JIANG Han，SONG Hongliang
Abstract: In order to improve the carrying capacity and resilience margin of the distribution network systemcontaining microgrid，a topological resilience optimization model of the distribution network system containingmicrogrid was established to achieve the resilience optimization objective of the distribution netw...
更多Number of views：1557 Amount of downloads：2564
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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：1555 Amount of downloads：2427
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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...
更多Number of views：1550 Amount of downloads：2907
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XU Hai，MI Yanqing，WANG Yanyang，XU Zhipeng
Abstract：Permanent magnet synchronous motor（PMSM）has the advantages of fast dynamic response，highpower density，and high torque at low speed，but the temperature variation and complex working conditions willcause the variation of PMSM parameters，thus affect motor performance and reduce the output efficiency. Toaddress...
更多Number of views：1549 Amount of downloads：3881
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WANG Yuhao，LIU Haitao，ZHU Kangkai，ZHONG Cong，MA Jiayi
Abstract：With the increased penetration rate of new energy year by year，it is difficult to accurately predictthe randomness and fluctuation characteristics of its output，causing a severe challenge to the operation，planningand scheduling of electrical power system. Therefore，modeling for the uncertainty of new energy...
更多Number of views：1549 Amount of downloads：2812
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WANG Jianglei，FAN Xiaochao，SHI Ruijing，WANG Weiqing，LI Wenliang，XIONG Ruifeng
Abstract: The "double carbon" goal promotes the development of China's energy sector in the direction ofgreen，low-carbon，safe and efficient. In order to improve the penetration of renewable energy such as scenery，stabilize the diversified load fluctuation on the user side，improve energy utilization efficiency an...
更多Number of views：1547 Amount of downloads：2711
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ZHOU Jinwei，DING Dawei，JIANG Xuexiang，REN Zhaoting，LI Xizhi
Abstract：Maximum torque per ampere（MTPA）control can effectively improve system efficiency throughreducing copper loss，which is suitable for air conditioning permanent magnet compressor system. However，due to the inverter non-ideal characteristics，the tracking accuracy of the optimal current vector angle decreases. T...
更多Number of views：1545 Amount of downloads：2398
