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GUO Shaokang,CHENG Zhijiang,XIAO Shihao,LI Lingqi,CHEN Xingzhi
Abstract:Aiming at the challenge of demand response uncertainty to the safe and economical operation ofintegrated energy system,a cooperative optimal scheduling model of multi-region integrated energy systemconsidering thermal pipe network transmission and demand response was proposed. Firstly,the energy transmissio...
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Number of views:424 Amount of downloads:366
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ZHAO Enlai,HU Yu,GUO Jun,SU Xinlei,LIU Pengyuan,YANG Jun
Abstract:In view of the fact that the original high-dimensional nonlinear power flow model cannot be appliedto the linear planning of distribution network,and the existing linear power flow model has the problem of weakuniversality,a calculation method of distribution network linear power flow was proposed consideri...
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Number of views:425 Amount of downloads:365
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CHEN Chen,DONG Pingxian,SONG Xiaofan,GUO Fang,QI Huanruo,DU Xiaotong
Abstract:After the distributed wind farm stations are integrated into the distribution network,due to thecharacteristics of wind farm short-circuit current amplitude control and frequency offset,the traditional three-stagecurrent protection of distribution network is difficult to accurately identify the fault on the...
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Number of views:418 Amount of downloads:362
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DONG Lizhi,ZHAI Bingcong,WANG Kaifeng,JIA Xuecui
Abstract:When multiple energy storage units are connected to an energy storage station by the powerelectronic converter,the interaction and coupling effect bring challenges to the stable operation of the system. Thesmall-signal model of the parallel storage system was established. The stability analysis was carried ...
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Number of views:475 Amount of downloads:361
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CHENG Liang,DUAN Pengyang,SU Hongbang,TIAN Shengjuan,QI Xiaoxuan,YAN Shengping
Abstract:In the background of a high proportion of new energy source connected to grid,the phenomenon ofnew energy interface inverters being connected to the grid through long-distance AC lines is becoming increasinglysignificant. The traditional vector controlled weak grid connected voltage source converter(VSC)bas...
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Number of views:286 Amount of downloads:360
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SHI Kun,CHEN Songsong,CHEN Xuejie,CHEN Zhaorui,YAN Huaguang,WU Yingjun
Abstract:New energy has obvious volatility and anti-peak-shaving characteristics,and the integration of largescale new energy into the power grid poses challenges to the peak-shaving. Hydrogen energy has a good potential for application as a potential peak-shaving resource. A multi-time scale peak-shaving scheduling...
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Number of views:373 Amount of downloads:359
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YANG Guotao,HU Dongfang,ZHANG Jiaming,WEN Liqiang,TIAN Lisi
Abstract:Space vector pulse width modulation(SVPWM)strategy is one of the key technologies for threelevelinverters. However,conventional three-level SVPWM often experiences neutral point potential(NPP)oscillation and high switching loss when addressing the neutral point potential balancing issue. To tackle thischall...
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Number of views:371 Amount of downloads:357
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DING Chaohui,YAO Fei,JANG Jun,GAO Ang,SHAO Gao
Abstract:The traditional predictive current control for three-phase LCL grid connected inverters has theproblems of large steady-state ripple and unstable switching frequency,which is not conducive to the quality of grid connected current and the design of filters. Therefore,an improved three vector fixed frequency ...
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Number of views:252 Amount of downloads:356
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WAN Jiangkun,SUN Yanchao,SONG Pengyu,NIU Zenong,HUANG Wenxin
Abstract:The traditional three-loop position control applied in the servo system with elasticity causesresidual vibration around the objected position and has long trailing time. To address this issue,a mathematicalmodel of the two-inertia system was established,and the causes of low-damping of the traditional posit...
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Number of views:428 Amount of downloads:354
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LI Shunxin,ZHAO Xuan,ZHAO Yinan,YANG Min,DONG Shaoqiao
Abstract:With the continuous increase in the scale of distribution network construction and operation,a largenumber of electricity load control problems have emerged,especially the weakening of sample time seriescharacteristics in electricity load data analysis,resulting in incomplete acquisition of local load chara...
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Number of views:343 Amount of downloads:354
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LI Haoyuan,CHEN Guowei,LI Guanjun,WEI Lingfeng,LIN Da,WANG Xiangjin
Abstract:With the emergence of a large number of distributed power generations,various unbalanced andnonlinear loads are connected to the power grid,resulting in the distortion of the grid current,which brings adverse effects to both the power grid and electrical equipment. A multifunctional energy storage converter...
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Number of views:282 Amount of downloads:353
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CAI Xinlei,WANG Qin,CHEN Yefu,MENG Zijie,SONG Dongkuo
Abstract:The high proportion of renewable energy system is an inevitable choice to achieve the dual carbontarget,but the uncertainty of wind and solar output will cause serious wind and light abandonment. With thedeepening reform of the electricity market,the demand-side response has also attracted much attention. I...
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Number of views:366 Amount of downloads:350
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WU Han,HUANG Xinghua,QIAO Zhendong,FAN Yuanliang,ZHU Junwei,CHEN Jinyu
Abstract:Accurately estimating the state of health(SOH)of lithium-ion batteries is a crucial prerequisite forensuring the safe and stable operation of energy storage systems. The key to improving the accuracy of SOHestimation lies in the rational selection of health characteristics that can effectively reflect the s...
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Number of views:405 Amount of downloads:349
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LI Jiayu,HAN Yuan,WANG Jianjun,PAN Yue
Abstract:Modular multilevel matrix converter(M3C)is a multilevel topology that can directly realize ACACconversion,which has good application prospects in high-voltage transmission systems and DC distributionsystems,but the existence of bridge-arm circulating channels inside the M3C leads to a very complex controlst...
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Number of views:410 Amount of downloads:345
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BAI Luwei,DONG Yongle,ZHANG Lifang,MAO Yongmei,YIN Chao,XI Jia
Abstract:Security is a critical concern that must be addressed in the context of the electric power meteringinternet of things(IoT). In order to achieve complete isolation between data stored in the public cloud(externalnetwork)and data stored in the private cloud(internal network),while enabling unidirectional comm...
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Number of views:339 Amount of downloads:341