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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:1702 Amount of downloads:4486
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YAO Ying,GU Bing,FANG Zhengnan
Abstract:With the wide application of solar photovoltaic panels,the detection of hidden dangers and faults ofphotovoltaic panels has become more and more important. In order to improve the inspection efficiency ofphotovoltaic panels and the accuracy of defect detection,a target detection algorithm based on attention...
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Number of views:1701 Amount of downloads:5726
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LIU Hao,WEI Lixin,YOU Lichun
Abstract: Due to the particularity of its application,offshore drilling rig has higher requirements for thestability and control accuracy of the control signal. Aiming at the situation that the signal in the electronic controlsystem of offshore drilling rig is greatly disturbed by noise,a PID control signal optimiza...
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Number of views:1699 Amount of downloads:3251
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WANG Haiyan,WU Ziran,QIAN Qi,XIA Chuyang,XU Haibo,LIN Zhenquan
Abstract: In order to improve the short-circuit breaking capacity of solid-state circuit breaker(SSCB)in DCsystem,a multi-objective optimization method that explores component parameters to achieve optimal breakingcharacteristics was proposed. A detailed analysis of the breaking process of the SSCB during a short-ci...
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Number of views:1697 Amount of downloads:4318
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ZHANG Pengcheng,TUSONGJIANG Kari,WANG Hailong,YILIHAMUYaermaimaiti,LU Haotan,RUAN Jiayang
Abstract: In order to improve the accuracy of automatic reading of tilted meter images,a novel algorithmbased on ORB and improved region growing method was presented. Firstly,the ORB algorithm was applied to detect the feature points of the target image and the template image,and the transformation matrix used to ac...
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Number of views:1696 Amount of downloads:4031
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TAO Jiagui,HU Shengnan,DAI Jianzhuo,ZHANG Sicong
Abstract: Aiming at the problems of complex feature extraction and low classification accuracy of traditionalmethods in human behavior recognition(HAR),a behavior recognition model based on deep belief network-support vector machine(DBN-SVM)was proposed. Firstly,in order to better capture the periodic changes of use...
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Number of views:1690 Amount of downloads:5897
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YANG Zhenyu,WANG Wei,XU Wenzheng,ZUO Zhiling,CHEN Changqing
Abstract:The telecommunication power supply applied in 5G base stations can save energy consumption byreducing the output voltage when the equipment works in standby state. Nevertheless,frequent and rapid outputvoltage regulating of the converters is challenging. To solve this problem,the concept of partial power co...
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Number of views:1681 Amount of downloads:4134
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YANG Xiaochu,WANG Guanwen,LUO Guogan,XU Shipeng,ZHANG Dingwang
Abstract: The composition of the double-fed induction generator(DFIG)is complex,and its operation andmaintenance are difficult. Due to the relatively complex electromagnetic transient characteristics of the fault,theextraction quality directly affects the reliability of the fault detection results of the DFIG. Aimin...
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Number of views:1679 Amount of downloads:4301
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TONG Xin,SONG Guobing,ZHANG Zhihua,WANG Junfeng,LEI Zhirong
Abstract: Due to the change of the ground parameters of the distribution network after the single-phasegrounding fault,the traditional active arc suppression method based on the ground parameters in the normaloperation state has a deviation between the compensation current reference value and the actual value. Incons...
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Number of views:1679 Amount of downloads:4354
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ZHOU Hanying,LIANG Junyu,YANG Jiaquan,GAO Jing,YUAN Xingyu,JIN Xiaolong
Abstract:New energy power generation has strong volatility and randomness,and its large-scale gridconnection seriously affects the stable operation of power grid frequency. The new generation of power system alsorelies on communication network for data transmission,which will consume a lot of network resources and i...
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Number of views:1678 Amount of downloads:6937
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HOU Yongquan,MA Lifang,MEI Shuang,WU Bo,WANG Tan,LU Tao
Abstract:In recent years,the use of microinverters has received a lot of attention as one of the viable methodsfor residential and commercial PV power conversion systems. Flyback inverters operating in current continuousconduction mode(CCM)have been widely studied for their low output ripple current,high efficiency,...
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Number of views:1677 Amount of downloads:5320
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WU Yue
Abstract:The problem of AC train passing neutral section can be solved by ground's flexible passing neutralsection method. However,for multisystem electric locomotives,the switching of power supply system in neutralzone is much more complicated,but there is little research at present. Based on the approach of ve...
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Number of views:1676 Amount of downloads:4801
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MIAO Yuntao,WANG Chengxian,LI Junda,GU Jiateng,ZHANG Zhenbin
Abstract:Model predictive control(MPC)is an effective control strategy for permanent magnet synchronousgenerators(PMSG)due to its fast dynamic response and multi-objective optimization capabilities. However,MPCrelies on accurate system models and sensor measurements. In practical conditions,parameter mismatch caused...
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Number of views:1675 Amount of downloads:5220
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LI Nengjun,YANG Haicheng,XU Xianke,LI Shushan,GAO Yuling
Abstract:The state of the DC system of substation is directly related to the normal operation of the substation.A new method for ground fault detection in substation DC systems,which is a combination of double-tree complexwavelet transform and singular value decomposition,was proposed to achieve fast and accurate lo...
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Number of views:1673 Amount of downloads:3820
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ZHOU Liang
Abstract:Under the change of island operation conditions,the microgrid will cause that the digital twin(DT)model cannot accurately match the source domain model when migrating,which will lead to low migrationefficiency and other problems. For this reason,an adaptive migration method of digital twins model under thes...
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Number of views:1663 Amount of downloads:3592