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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：662 Amount of downloads：1574
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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：844 Amount of downloads：568
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LI Hongqiang，LU Guangming，ZHOU Lei，WEI Yawei，ZHANG Hanhua，MA Jing
Abstract: In order to improve the inertia support ability of grid-connected converter of new energy based onDC capacitor energy virtual inertia control to the power system，an adaptive virtual inertia control method based onlinear quadratic regulator（LQR）was proposed. On the basis of analyzing the dynamic characteris...
更多Number of views：584 Amount of downloads：326
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LIU Xianyi，SHI Xinghao，JIANG Yikang，PAN Xiumin，QU Le，HUANG Feng
Abstract：Aiming at the problem of low recognition accuracy of electricity stealing behavior，an electricitystealing behavior recognition model based on joint neural network was proposed. Firstly，the acquired userelectricity consumption data was processed，and the user electricity consumption data was two-dimensionally...
更多Number of views：543 Amount of downloads：334
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ZHANG Junlin，NI Lianghua，SUN Jia，LÜ Ganyun，ZHANG Jinhua
Abstract：In order to intervale evaluate saddle node bifurcation points（SNB）in a power system during loadgrowth quickly and accurately，a quadratic approximation method to directly calculate the power system voltagecollapse point of was proposed. Based on the approximate quadratic PV-curve of output PQ nodes in the sy...
更多Number of views：561 Amount of downloads：305
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DENG Yaping，JIA Hao，ZHANG Xiaohui，TONG Xiangqian，WANG Lu
Abstract：The accurate recognition of power quality disturbance（PQD）is one of the main problems to besolved after PQD occurrence，which is of great importance for responsibility dividing and power market reformprocess accelerating. Massive quantities of power quality monitoring data prepare the ground for the recognit...
更多Number of views：621 Amount of downloads：275
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HUANG Guanglei，TIAN Qidong，LIN Zhixian，ZHENG Weinan，XU Te，LI Bingran
Abstract：Due to the extensive addition of new energy systems，the number and types of power qualitydisturbances in the system are also increased accordingly. However，the traditional power quality disturbance（PQD）classification method has the problem of low accuracy and efficiency，and it is difficult to adapt to theex...
更多Number of views：575 Amount of downloads：275
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WANG Yubo，AN Yang，QIU Shuming，GAO Zhuoxuan，SUN Furun
Abstract：Inverter products have been developing towards higher power density and more compact structure.To enhance the power density of inverter systems within a limited structural space，several prototypes need to bemade and a large number of experiments conducted during the research and development process. To shor...
更多Number of views：642 Amount of downloads：336
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LIU Zhijian，ZI Chao，LI Pengcheng，GUO Cheng，LIU Jie，HUANG Wei
Abstract: Aiming at ultra-low frequency oscillation in power system caused by hydraulic turbine governingsystem，an additional damping control strategy for governing side was developed. Firstly，according to the damping torque method，the negative damping generated by the hydraulic turbine governing system was regarded...
更多Number of views：733 Amount of downloads：515
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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：731 Amount of downloads：580
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JIA Pengfei，HE Yongpeng，YANG Jianxin，ZHANG Qing，WU Wenda
Abstract：Industrial communication technology is an effective way to achieve network control of industrialequipment. With the development of Ethernet technology in recent years，a top layer application technology basedon Ethernet，PROFINET has rapidly developed. However，due to the lack of high-speed network interfaces ...
更多Number of views：770 Amount of downloads：604
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LIU Juan，LEI Hui，LÜ Jin，WANG Yang，Xu Deshu
Abstract：The state of charge（SOC）of batteries is one of the most important parameters in lithium-ionbattery management technology，and high-precision SOC estimation is beneficial for the grid connection andcontrol of energy storage stations. Battery charge and discharge data are not only time-series in nature，but als...
更多Number of views：656 Amount of downloads：682
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XU Binbin，CHEN Chang，ZHANG Aoyu，WANG Yongqiang
Abstract: In order to study the distribution of magnetic field and temperature field of dry-type transformeriron core more accurately，analyze the influence of different excitation on the magnetic field loss and hot spottemperature rise of dry-type transformer core，firstly，Maxwell was used to calculate the transient ...
更多Number of views：743 Amount of downloads：1020
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DONG Min，LIU Kezhen，ZHAO Qingli，CHEN Leidan，YAO Yue，ZHAO Xiong
Abstract: Under the "dual carbon" goal，the electric energy systems need to gradually develop towards theway of energy saving and low carbon. The integrated energy system（IES）is an important measure to solve energyand environmental protection problems. At present，the research on IES mainly focuses on distributed ener...
更多Number of views：655 Amount of downloads：528
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YANG Fan，WANG Huanmin
Abstract：With the development of power electronics technology，microgrid type energy storage inverters withvirtual synchronous generator（VSG）function have also been widely used. In VSG technology，due to the presenceof inertial frequency regulation loop and voltage regulation loop，the inverter can realize the grid fre...
更多Number of views：809 Amount of downloads：502
