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KANG Jiale,ZHOU Xuntian,ZHANG Zhigang,CEN Yinwei
Abstract: In order to improve the utilization rate of clean energy and promote the stable and low-carbonoperation of the microgrid,a low-carbon optimal dispatching model based on load side flexible resources wasestablished. According to the flexibility resource analysis,the flexibility resource modeling of load side...
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Number of views:1172 Amount of downloads:1004
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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...
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Number of views:1171 Amount of downloads:949
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CHEN Qi,HONG Feng,SHAO Dongwei,HU Xiangyu
Abstract: Pulsed xenon lamp is often used for performance testing of solar cells because its spectrum is mostsimilar to sunlight. The pulsed xenon lamp power supply is the key factor to ensure the reliable operation of thepulsed xenon lamp and improve the photoelectric conversion efficiency. In order to solve the pr...
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Number of views:1171 Amount of downloads:2637
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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...
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Number of views:1168 Amount of downloads:893
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TIAN Kai,YU Zhibin,YUAN Yuan,CHU ZiLin,CHEN Yujie,SUN Chuanjie
Abstract: A test method was proposed that can evaluate the ultimate power output capability of large capacityIGCT three-level converter. Based on synchronous symmetrical PWM modulation and temperature estimationmodel,the power experiment of IGCT three-level converter was carried out,which can test the equipment capa...
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Number of views:1168 Amount of downloads:890
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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...
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Number of views:1164 Amount of downloads:907
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JIA Dexiang,ZHONG Cheng,LIU Zhanjie,ZHENG Houqing,GUO Yang
Abstract: Photovoltaic(PV)generation usually operates in maximum power point tracking(MPPT)mode,which cannot provide inertia and frequency support for the power system. Virtual synchronous generator(VSG)control is an attractive control method that can provide the similar behavior of synchronous generator(SG).However...
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Number of views:1159 Amount of downloads:1042
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XU Yelin,LU Xinqiang,ZHAO Ang,MA Li
Abstract: A cooperative control method for multi-port energy routers in distributed distribution networks wasproposed. Under the premise of power balance and bus voltage stability,seamless switching of various workingmodes of multi-port energy routers was realized to ensure the security and stability of distribution...
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Number of views:1159 Amount of downloads:1045
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LU Guijun,JIA Pengfei,WANG Yubo,LIU Jing,YU Shouquan
Abstract: Permanent magnet synchronous motors play an important role in industrial automation,automotive,aerospace,household appliances,and other fields due to their high efficiency,high power density,good torque performance,and ease of control. However,in the field of electrical transmission,it is not onlynecessary...
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Number of views:1158 Amount of downloads:866
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PENG Yanlai,FAN Yong,YANG Xiaofeng,YANG Hongyu,WANG Zhixin
Abstract: Aiming at the problems that the amount of data in wind farm SCADA data is huge and it is difficultto classify the fast fault of wind turbine generator,a dynamic threshold AdaBoost algorithm(DTAdaBoost)wasproposed. Based on AdaBoost algorithm,the dynamic threshold was introduced to screen the sample set dat...
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Number of views:1153 Amount of downloads:918
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WANG Ru,WANG Haiyun,FAN Tianyuan,ZHANG Shengnan
Abstract: University buildings are major energy users,and there are two main forms of energy use:electricityand heat. Making full use of the roof resources of university buildings to develop solar energy projects andrationally allocate energy storage can effectively improve the energy economy. In order to improve th...
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Number of views:1145 Amount of downloads:954
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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...
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Number of views:1140 Amount of downloads:1017
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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...
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Number of views:1139 Amount of downloads:1055
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LIU Tong,YIN Zhonggang,BAI Cong,YUAN Dongsheng
Abstract: In order to improve the position sensorless control performance of permanent magnet synchronouslinear motor(PMSLM),a position sensorless control method based on disturbance compensated flux observer(DCFO)was studied. This method treats the notch filter as a disturbance observer and combines it with a feedb...
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Number of views:1136 Amount of downloads:969
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SHI Dongsheng,WANG Tao,QIU Shuming,WANG Wenguang,WANG Yubo
Abstract: Application of TAC1 series high performance high power inverter products of Tianjin ElectricResearch Institute on 20-high reversible mill was introduced.The common DC bus multi drive system consists ofactive infeed converter and inverter. Firstly,the device selection of the system and the calculation of tra...
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Number of views:1134 Amount of downloads:899