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FAN Zhenning，SU Qiang，ZHANG Xinmin，ZHAO Changwei，XU Ke
Abstract: The control strategy of flexible multi-state switch（FMS）is a key technical challenge to ensure its highefficiency，reliability and flexibility. In order to solve the problems that the parameter design of proportional resonant （PR）controller is complicated and is greatly affected by grid frequency disturbanc...
更多Number of views：4910 Amount of downloads：6700
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ZHANG Tingting，ZHAO Jinbin，DENG Ping，QU Keqing，ZHANG Junwei
Abstract: Aiming at the problems of low input voltage and high demand on driving voltage frequency andamplitude of the traffic sign power supply using smart electroluminescent（S.E.L）technology，a high rise ratio highfrequency inverter drive circuit based on the cascade connection of the Boost circuit with soft switch...
更多Number of views：5201 Amount of downloads：8398
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WANG Fenglian，WEI Zhengyi，ZHOU Mingzhu，CAO Yichang，HAO Yangyang，DING Xinping
Abstract: Aiming at the deficiency in boost capacity of the traditional booster circuit，a new type of coupledinductance high-gain DC-DC converter（Fibonacci switch capacitor-Y sources DC-DC converter，FSCYS）was proposed. Using sliding mode variable structure control with superior dynamic response performance and robus...
更多Number of views：4738 Amount of downloads：8648
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LIU Shiqi，WANG Yajing，MEI Yu，ZHANG Xiangke，SHI Yao，DOU Zhenhai
Abstract: In order to solve the problem of extracting harmonic parameters by noise interference Pronyalgorithm，a harmonic analysis method based on ensemble local mean decomposition（ELMD），singular valuedecomposition（SVD）and Prony was proposed. Firstly， the noisy signal was decomposed by ELMD，and thedemarcation point ...
更多Number of views：4680 Amount of downloads：7707
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ZHANG Chao，QIU Han，LI Zhe，LIU Bochang，Zhang Baoshun，LI Chengyuan
Abstract: A control strategy of off-grid start-up of energy storage system（ESS）was proposed，which canmake all power converter systems（PCSs）entered off-grid mode smoothly and quickly in MW level battery energystorage power station，and make off-grid voltage set up. The unified off-grid phase angle and enable signal we...
更多Number of views：5071 Amount of downloads：7696
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YANG Xinai，LI Bingran
Abstract: A dispatchable droop control method for multiple distributed generators which can be applied inislanded AC microgrids was proposed. In the proposed method，the first-order inertia elements was utilized toachieve pseudo hierarchical control so that the distributed generator（DG）could share the load automatica...
更多Number of views：4787 Amount of downloads：7245
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GAI Zhiqiang，XUE Bin，LIYajie
Abstract: The traditional fault location method lack effective fault location process，which leads to the increaseof ranging error，fault location time and complexity. In order to effectively solve the above problems，a new faultlocation method for multi-power distribution network based on traveling wave theory was des...
更多Number of views：4800 Amount of downloads：6872
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ZHANG Zhi，WANG Xinyu，WANG Lin
Abstract: At present，the most commonly used methods for identifying photovoltaic cell parameters areanalytical methods and intelligent optimization algorithms. The sparrow search algorithm（SSA）is a newlyproposed intelligent optimization algorithm. It has the advantages of traditional intelligent optimization algorit...
更多Number of views：4853 Amount of downloads：6897
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YU Jia，Wang Xiaorong，Dai Yuesheng，LI Xuan
Abstract: With the advance of smart power grid construction，the terminal laying rate of intelligent acquisitionequipment has been greatly improved，and the demand-side terminal electrification has become an irreversible trend.In recent years，the problems of users' default power supply and private overlapped lines...
更多Number of views：5859 Amount of downloads：7360
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CHEN Hu，WANG Yangyang，PAN Yuedou
Abstract: In order to overcome the drawback of direct torque control of induction motor which has largetorque ripples at low speed，a generalized predictive control method was proposed and be used in the direct torque control of induction motor. The method was directly used in speed control，and didn' t depend on ...
更多Number of views：5265 Amount of downloads：6936
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WANG Lu，FAN Bo，QIU Yulin
Abstract: How to effectively deal with the complex and changeable nonlinear characteristics of inductionmotor is the key to give full play to the performance of motor and maintain the robustness of motor control system.From the energy analysis，an induction motor speed control method based on passivity based iterativ...
更多Number of views：5380 Amount of downloads：7123
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REN Zhimin，LIN Yuanxiang，LIU Yang
Abstract: A magnetic actuation system of an interventional surgical robot was studied，which is a new type ofelectromagnetic driving device that uses a mobile coil with a ferrous core to realize the magnetic driving in largespace. By using the method of maximizing the magnetic field in the target region，the coil mode...
更多Number of views：5367 Amount of downloads：7805
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YANG Zhengdong，SHI Haobo
Abstract: The tracking of the distorted current signal without static error cannot be completed by a single PIcontrol. In order to improve the quality of the grid current，a harmonic compensation method for parallel active filters under extreme loads was proposed. Create the main circuit topology of the parallel acti...
更多Number of views：4850 Amount of downloads：8300
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LI Qi，CHEN Yihua，GUO Bin，ZHANG Deliang，GUO Shaoqing
Abstract: In order to solve the contradiction between the maximum consumption of new energy and thereserved power flow margin of operation section，a day-ahead coordination optimization method for complexcascaded power grid based on key section identification was proposed to achieve the orderly coordination among the...
更多Number of views：5338 Amount of downloads：6887
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TAN Xiaomeng，LIU Jichun
Abstract: New energy with intermittent and uncertainty would seriously impact the operation reliability，especially in isolated multi-energy complementary generation system，and make the system face certain risks. Thus，reasonable system reserve is the key to avoid large risk loss in isolated island power system under ...
更多Number of views：5050 Amount of downloads：6939
