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TANG Junyi，DING Biwei，YANG Qi
Abstract: The integration of high proportion of wind power intensifies the uncertainty of power systemoperation. The sufficient flexibility is vital for the safe and reliable operation of the power system. An evaluationmethod of power system flexibility considering wind power prediction interval was proposed. First，...
更多Number of views：1092 Amount of downloads：944
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LÜ Zhengyu，ZHOU Liang
Abstract: In the process of controlling the voltage of active distribution network，there are problems of poorvoltage control effect and low efficiency. A two-stage automatic voltage control method of active distributionnetwork considering load measurement was proposed. Using the probability density function （PDF） cu...
更多Number of views：1091 Amount of downloads：781
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LIU Huichen，LI Zhen，SU Weifeng，YUWEN Bo，LI Haitao，ZHANG Zhenbin
Abstract: In the long cable driven induction motor drive systems，speed sensorless control is usually adopteddue to the long distance between the controller and the motor. In addition，long cable increases the stator sideimpedance of the induction motor，especially the equivalent stator resistance by an order of magnit...
更多Number of views：1090 Amount of downloads：920
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FU Chen，FEI Fei，WANG Jianjun，GUO Mingxing，LIN Shunfu，ZHANG Qi
Abstract：Making full use of the regulation of flexible resources can effectively suppress the fluctuation ofrenewable energy generation and ensure the economic and safe operation of power system. An optimal dispatchingmethod for power system considering the flexibility of battery energy storage systems（BESS）and pump...
更多Number of views：1089 Amount of downloads：846
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LI Weiye，GONG Yifan，XU Wei，LUO Yinglu，HE Mingjie
Abstract: As a new type of compressor，linear compressor has the advantages of high efficiency，smallvolume，low noise and little vibration. However，in order to give full play to its advantages of high efficiency，it isnecessary to control the driving frequency to track its mechanical resonance frequency. According to t...
更多Number of views：1088 Amount of downloads：925
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SU Le，CHENG Jing，WANG Weiqing
Abstract: In recent years，the broadband oscillation of power system caused by new energy grid-connectedoccurs frequently. As an important part of new energy，photovoltaic power station can't be ignored. In order toexplore the broadband oscillation of photovoltaic grid-connected，a detailed linear mathematical mode...
更多Number of views：1085 Amount of downloads：1536
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CAI Weiliang，CHENG Haifeng，PAN Zhixuan，CHENG Jin，DAI Mingli
Abstract: The grid connection of doubly-fed induction generator（DFIG）leads to the reduction of systemequivalent inertia and primary frequency regulation capacity. With the increase of DFIG grid connection scale，theproblem of system frequency regulation becomes more and more serious. In view of this problem，frequency...
更多Number of views：1080 Amount of downloads：1124
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LI Liping，SHAO Pengcheng
Abstract: It is difficult to track and control the vibration of inspection robot because of its flexible operationspace. In order to ensure the high efficiency and accuracy of the inspection robot，the position and posture servocontrol strategy based on finite difference method was proposed. The dynamic model of posi...
更多Number of views：1076 Amount of downloads：891
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CAO Min，YU Wenjin，BAI Zeyang，YI Xin，JU Jian
Abstract：In order to ensure the minimum carbon emission and optimal power distribution of the hybridenergy storage microgrid under the constraint of carbon footprint，a distributed coordinated control algorithm of the hybrid energy storage microgrid under the constraint of carbon footprint was proposed. Based on the ...
更多Number of views：1073 Amount of downloads：1028
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WANG Huahan，ZHAO Shiwei
Abstract：A dual active bridge（DAB）DC-DC converter voltage control strategy based on double-integralsliding mode control was proposed，which can obtain good control effect under the condition that the modelaccuracy requirements are low and the controller design process is simple. Firstly，the reduced-order model of the...
更多Number of views：1072 Amount of downloads：1342
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SONG Zhuoran，DOU Wenlei，LI Jianfeng，JIANG Tao，LU Sichen，JI Hansong
Abstract: In order to improve the operation economy of the distribution system with multiple industrial parksand restrain the power fluctuation of the distribution-micro tie line，a multi-time scale optimization schedulingstrategy for the distribution system with multiple industrial parks was proposed based on the ro...
更多Number of views：1069 Amount of downloads：1115
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ZHU Ye，CHEN Yuanrui，CHEN Yang，WANG Zhenlin
Abstract：The safe and efficient operation of lithium batteries depends on accurate state of charge（SOC）estimation. However，the traditional battery model and SOC estimation have poor robustness and reliability undernoise interference. Aiming at the problem of SOC cooperative estimation under noise interference，firstl...
更多Number of views：1068 Amount of downloads：913
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GUO Jiahao，YANG Xiong，FANG Xin，GUAN Jiamin
Abstract: The secondary voltage signal output by electronic capacitive voltage transformer in the primary andsecondary fusion equipment is very weak，which is easy to be interfered by high-order harmonics，resulting inunstable signal transmission. In order to solve these problems，a high-order and high-precision filter...
更多Number of views：1067 Amount of downloads：795
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JI Huancong，XIA Chengjun，WANG Zeqing，LAI Shengjie
Abstract: Aiming at the problems of high cost and poor voltage quality in the conventional power distributionscheme of long-distance electrical equipment of rail transit，a technical scheme of DC power distribution for longdistance electrical equipment was proposed to achieve the purpose of improving voltage quality ...
更多Number of views：1063 Amount of downloads：1109
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JING Qi，WANG Changkai，XU Fengxia，YU Liqi
Abstract: In high-precision applications，the control accuracy of the servo system is extremely high required.The control precision of the servo system depends largely on the precision of the feedback measurement. Positionand speed feedback accuracy can be improved by increasing the absolute accuracy of the encoder，a...
更多Number of views：1061 Amount of downloads：831
