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LIU Naisuo，ZHANG Xingang，MA Lei，CHEN Xiuqin，YAO Hailong，MA Songyuan
Abstract: The reform project of a test bench is mainly used for the test of main reducing tension bearing，and the test instrument is equipped with the function of applying load and speed. During the trial，the traditional single closedloop control can not meet the test requirements. In order to complete the experimen...
更多Number of views：1806 Amount of downloads：1289
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KONG Lingqing，HE Shan，DONG Xinsheng，LI Ji，YANG Dingqian，HU Shuai
Abstract: In order to solve the problem of voltage and frequency fluctuations at the grid-connected point of thepermanent magnet wind turbine during high and low voltage ride-through，a virtual synchronous generator（VSG）was proposed to control the grid-side converter to improve the inertia and damping of the permanen...
更多Number of views：1225 Amount of downloads：1284
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GUAN Wei，DONG Lei
Abstract：Among the junction temperature monitoring methods of insulated gate bipolar transistor（IGBT），the temperature-sensitive parameter method has attracted wide attention because of its fast response speed，low cost and easy on-line detection. Previous studies have shown that the gate threshold voltage（VTH）among t...
更多Number of views：1190 Amount of downloads：1283
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GU Jipeng，SHAO Liang，LU Chuiji，ZHANG Youbing，ZHANG Weijie，YANG Jifeng
Abstract: As an important basis of power system operation planning，short-term power load forecasting isgreat significant to the safe and economic operation of power system. A long-term and short-term time seriesnetwork（LSTNet）model was proposed to predict the short-term load variation of distribution area. The model...
更多Number of views：1289 Amount of downloads：1271
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YE Hai
Abstract: Flexible DC power grid is an important way for efficient transmission of various types of renewableenergy. How to design an efficient reclosing strategy to make it have the ability of rapid recovery after fault is a keyproblem to improve the stability of the whole AC/DC power grid. According to the working...
更多Number of views：2607 Amount of downloads：1266
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CHEN Linghan，LU Jia
Abstract: As the hub node in the energy internet，the transformer can adjust and control power quality，thenormal and stable operation of transformer is of great significance to the safe and stable operation of the energyinternet. In order to accomplish this objective，status assessment of energy internet transformer b...
更多Number of views：2586 Amount of downloads：1264
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ZHUANG Gewei，GU Zhen ，FENG Xiuqing ，DUANYan
Abstract: Automatic verification system of smart meter may be abnormal in the long-term operation process，but the regular manual detection method can not timely learn the risk information，shortening the period of manual inspection will reduce the work efficiency of automatic verification. In most cases，the sample da...
更多Number of views：2625 Amount of downloads：1261
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JIAO Xiaofeng，WEI Chao，HU Hongbin，FAN Zeguo，ZHANG Lihui
Abstract: With the acceleration of my country' s power spot market construction process，in order to solve theproblem of heat-electricity mismatch in the northern region，two different day-ahead scheduling strategies of aflexible co-generation plant based on the participation of cogeneration units in the day-ahead...
更多Number of views：1839 Amount of downloads：1260
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YANG Liping，WANG Haiyun，DING Dong，YU Xijuan，WANG Liyong，WU Honglin
Abstract: At present，there are some problems in line loss fault detection of electric quantity informationacquisition equipment，such as low detection rate，poor applicability and so on. An automatic line loss faultdetection method for electric quantity information acquisition equipment was proposed. By determining th...
更多Number of views：2623 Amount of downloads：1259
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WU Haoting，LIN Song，XIAO Feng，KE Lingqiang
Abstract: The research of virtual machine in substation plays an important role in many fields. In view of thelow maintenance efficiency of virtual machine substation，a virtual machine substation maintenance system based on virtual reality（VR）technology was designed. Using VR technology，the three-dimensional operati...
更多Number of views：1829 Amount of downloads：1257
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ZHANG Yi，CHANG Pengfei
Abstract: With the increasing penetration of large-scale wind and PV power within the power system，theywill inevitably participate in the load frequency contro（l LFC）. Since the power output of wind and PV is unstable，which would affect the power balance of grid，thus cause unstable frequency. A LFC method based on d...
更多Number of views：2679 Amount of downloads：1257
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SUN Kaiwen，GONG Shihua，CAI Junqiong
Abstract: Gantry is an important part of proton radiotherapy equipment. Its main features are its large mass，large size and large moment of inertia. It is necessary to ensure the smooth acceleration and deceleration and precise positioning of the gantry. In response to the positioning control requirements of the gan...
更多Number of views：1774 Amount of downloads：1252
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YANG Yanfang，LIANG Zhonghao，ZHANG Meiling，LIU Jiayi
Abstract: Aiming at the problem of low accuracy and comprehensiveness of current identification methods，amethod of reverse power anomaly identification in digital electric energy meter information sampling was proposed.Through the data acquisition system，the digital electric energy meter information sampling work was...
更多Number of views：1348 Amount of downloads：1246
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YU Zhongan，CHEN Miao，DING Wensu，LIN Shangrong
Abstract: The traveling wave fault location of traditional double-circuit transmission lines are mainly studiedon the model with symmetric parameters. In order to solve the problem of traveling wave fault location of doublecircuit lines on the same tower with asymmetric parameters in engineering practice，a fault loc...
更多Number of views：2690 Amount of downloads：1242
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PENG Daogang，GAO Yimin，QI Erjiang，ZHOU Yang，WANG Yongkun
Abstract: Oil spills from thermal power plants can pollute the drainage outlet，if not dealt with in time，it willalso pollute the river environment. Drainage outlet monitoring is from the angle of depression，therefore it is hard to identify accurately with the rectangular detection frame. Based on the image from the ...
更多Number of views：1100 Amount of downloads：1238
