-
FAN Yuanliang,ZHU Junwei,WU Han,HAN Xiaolan,HUANG Xinghua,CHEN Jinyu
Abstract:Accurately estimating the state of health(SOH)of lithium-ion batteries is crucial for optimizingenergy storage systems' operation,management,and maintenance. Existing methods that extract health featuresfrom single-stage charging data fail to exploit battery aging information fully,leading to a suboptim...
更多
Number of views:459 Amount of downloads:857
-
CAO Min,YU Wenjin,BAI Zeyang,YI Xin,JU Jian
Abstract:In order to ensure the minimum carbon emission and optimal power distribution of the hybridenergy storage microgrid under the constraint of carbon footprint,a distributed coordinated control algorithm of the hybrid energy storage microgrid under the constraint of carbon footprint was proposed. Based on the ...
更多
Number of views:1002 Amount of downloads:857
-
LI Shengnan,HE Tingyi,HE Xin,HE Peng,ZHANG Yongchang,ZHANG Shengan
Abstract:During the joint operation of permanent magnet direct drive wind power generation systems,thechanges in motor side parameters may cause problems such as reduce control accuracy and stability on the machineside,which in turn affects the DC bus voltage of the converter,leading to power fluctuations on the gri...
更多
Number of views:899 Amount of downloads:853
-
WANG Yuqi,WANG Yufeng,GUO Yubao
Abstract: The equipotential switching algorithm of the traditional mechanical static compensator(MSC)device had many limitations in the operation of the single machine,such as the long operation time of themicrocontroller control chip,the poor convergence of the calculation results had been affected by the hardware,...
更多
Number of views:1216 Amount of downloads:850
-
JIA Junqing,ZHANG Yifan,PAN Dazhi,LIANG Shuai,YANG Yang
Abstract: Under the background of the increasingly prominent voltage sag problem in modern power grids,itis of great engineering significance to accurately identify the users' profile of demand of voltage sag control forguiding users' precise investment decisions for voltage sag control and helping power gri...
更多
Number of views:984 Amount of downloads:848
-
SUN Ke,WANG Lei,YANG Xuan,WENG Hua,SUN Yikai,ZHENG Jiehui
Abstract: How to coordinate between power grid safety,low carbon and economic costs to achieve themaximum social benefits has a great impact on the "double carbon" strategic goal put forward by Chinagovernment. Therefore,a multi-objective optimization method for elastic power grid considering resilience indexwas pro...
更多
Number of views:1306 Amount of downloads:848
-
LI Ruizhe,WU Ming,LIU Shiyu
Abstract:To address the issue that existing microgrid planning evaluation methods do not adequately accountfor the influence of uncertainties in the system and environment on the evaluation results,a microgrid planningevaluation method based on regret theory-vlsekriterijumska optimizacija i kompromisno resenje(VIKOR...
更多
Number of views:783 Amount of downloads:843
-
CHEN Xiaoru,HUANG Longyi,LAI Shengjie,YANG Mingjia,WANG Zeqing,XIA Chengjun
Abstract:The circulating current of metal sheath in high voltage cable is the superposition of induced currentcomponent and leakage current component. At present,the calculation of induced current component is relativelymature,but the calculation of leakage current component is insufficient,which affects the final c...
更多
Number of views:1019 Amount of downloads:842
-
JIANG Jingwen,ZHOU Jiemin,HONG Feng,ZHENG Gang
Abstract: On the basis of LLC,considering from the perspectives of soft-switching technology,DC/DCcascade converter technology and three-level technology,a new DC/DC composite cascade structure topology onthe basis of Buck-LLC structure was proposed. A 980 W prototype was designed and built for verification,whichpro...
更多
Number of views:1108 Amount of downloads:841
-
LI Zhijuan,WU Dan,LEI Ting,WANG Ning,DUAN Yan,MA Hongen
Abstract: Aiming at the problems of frequent failures and untimely maintenance of DC charging pile,a faultearly warning method of DC charging pile based on soft classification model was proposed. Based on the currentsequence and voltage sequence of the charging pile in the charging process,the differential sequence o...
更多
Number of views:963 Amount of downloads:838
-
KE Ting,TIAN Songlin,ZHOU Hai
Abstract:In order to solve the problem of low accuracy of small substation fault diagnosis,a small substationfault diagnosis model based on cooperative game and cloud model was proposed. By analyzing the characteristicsand causes of faults,the diagnosis index system was established. Entropy method and expert weighti...
更多
Number of views:681 Amount of downloads:834
-
HUANG Feng,CUI Zhimei,HUANG Zhidu,JIANG Shengchao,FENG Bo
Abstract: In order to evaluate the safety status of transmission lines scientifically and objectively,a safetyanalysis model of transmission lines based on support vector machine-back propagation(SVM-BP)hybrid networkwas proposed. Firstly,the weather data,transmission line standard documents and defect data were pro...
更多
Number of views:982 Amount of downloads:833
-
JIN Dan,ZHI Jing,XIN Shijin,YANG Jian,HUANG Yafei,XU Qing
Abstract:Voltage source converter(VSC)connected to weak AC power grid has the risk of small disturbanceinstability. Under the traditional control strategy,VSC has to reduce output power to maintain stable operation. Inorder to improve the stability of the weak grid connected VSC system,first established a universal ...
更多
Number of views:775 Amount of downloads:831
-
LI Liping,SHAO Pengcheng
Abstract: It is difficult to track and control the vibration of inspection robot because of its flexible operationspace. In order to ensure the high efficiency and accuracy of the inspection robot,the position and posture servocontrol strategy based on finite difference method was proposed. The dynamic model of posi...
更多
Number of views:1037 Amount of downloads:826
-
HU Junhua,WEI Huabing,FUYinfang,QIAOMin,GAO Baolong
Abstract: The safety monitoring of existing ultra-high voltage direct current(UHVDC)converter stationsmostly adopts manual on-site detection,which presents major safety hazards and high labor costs. In order to meetthe safety needs of the power transmission system,a multi-angle joint monitoring system was designed f...
更多
Number of views:840 Amount of downloads:825