Download ranking
Current location:Home >Download ranking
-
王德明,李英量,贾俊辉,解晨,王语园
Abstract: The conventional overcurrent protection is ineffective in isolating faults in microgrids due to the lowfault current level contributed by distributed generations(DGs). Because of its high agility and adaptability,themeasured impedance-based protection schemes are considered as common alternatives to detect...
更多
Number of views:2569 Amount of downloads:3245
-
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...
更多
Number of views:1276 Amount of downloads:3239
-
ZHOU Jun,XIAO Yuanbing,YAN Huamin,LU Jingjing,XU Tiefeng,ZUO Fanglin
Abstract:In order to improve the power coordination ability among microgrids in the microgrid group,it isnecessary to consider the correlation between renewable energy generation output and the difference in load timedistribution in different regions in the microgrid group planning. A scenario generation method that...
更多
Number of views:1242 Amount of downloads:3236
-
CHEN Sisi,LI Zhigang,ZHENG Jiehui
Abstract:The energy flow analysis method with both high precision and high computational efficiency is abasic tool to simulate the operation and analyze the interaction between the thermal and electric coupling systems.The traditional iterative numerical method is slow in computation,poor in computability for large-...
更多
Number of views:1102 Amount of downloads:3236
-
SONG Mingxuan,FENG Yuan,ZHANG Tian,HE Fengyou,GAO Jie
Abstract: Aiming at the lack of realtime detection methods of operation status for NPC three-level inverter,anindirect detection method was studied. In this method,the commutation process of NPC three-level inverter wasanalyzed. And according to Kirchhoff's law,the current and voltage models of three-level circu...
更多
Number of views:3120 Amount of downloads:3228
-
JI Liang,XU Jun,GUAN Ya,CUI Jingxia,HE Jie,PAN Yihang
Abstract:The three-core underground cable in the distribution network works in a harsh environment. Due tothe influence of aging,external force,high temperature and humidity,the insulation of long-term live operation iseasily damaged and causes faults. Aiming at the single-phase grounding fault of cable in distribut...
更多
Number of views:1206 Amount of downloads:3226
-
DAI Yanwen,YU Aiqing
Abstract: In order to improve the reliability of microgrid operation and renewable energy power absorbability,a capacity optimization allocation method of energy storage system based on improved nondominated sortinggenetic algorithm Ⅲ( NSGA-Ⅲ )was proposed. Firstly ,a two-layer optimization model of energy storageco...
更多
Number of views:3192 Amount of downloads:3226
-
MA Zhiyuan,HUANG Haihong
Abstract: With the increasing popularity of renewable energy sources such as photovoltaics and wind power,improving the reliability and stability of grid-connected system operation has become a key technology in thesystem. Affected by the dynamic characteristics of the grid,if the traditional droop control is still ...
更多
Number of views:3202 Amount of downloads:3223
-
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...
更多
Number of views:1628 Amount of downloads:3215
-
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...
更多
Number of views:1259 Amount of downloads:3212
-
PENG Fei,TIAN Xu,LIU Fei,XU Decao,FANG Shiwen,TIAN Xu
Abstract:The integration of large-scale wind power,photovoltaic and other renewable energy resources forthe power system will greatly change the power supply characteristics,reducing the inertia of power system andthreatening the stability of transient frequency. The virtual synchronous generator(VSG)technology can ...
更多
Number of views:1207 Amount of downloads:3211
-
LI Zhen,ZHAO Pengxiang,WANG Nan,CONG Lin,WANG Huiyuan,CAO Yan
Abstract: Exploring the flexibility of the heat and electricity coupling integrated energy system(HEC-IES),reducing system operation costs and promoting renewable energy consumption are hot issues in the field of energyinternet. Thus,a day-ahead optimal scheduling method of the HEC-IES considering the thermal dynami...
更多
Number of views:1964 Amount of downloads:3197
-
ZHA Haitao,XU Kexin,LI Xiaowen,LIU Bin
Abstract: Active power filter(APF)is one of the main ways to eliminate harmonic quality problems in powergrid,and LCL filter is commonly used to connect APF to power grid. In order to suppress the resonance problemcaused by LCL filter,active damping based on capacitor current feedback is a common method. Active damp...
更多
Number of views:2293 Amount of downloads:3192
-
XU Binbin,CHEN Chang,ZHANG Aoyu,WANG Yongqiang
Abstract: In order to study the distribution of magnetic field and temperature field of dry-type transformeriron core more accurately,analyze the influence of different excitation on the magnetic field loss and hot spottemperature rise of dry-type transformer core,firstly,Maxwell was used to calculate the transient ...
更多
Number of views:1447 Amount of downloads:3181
-
YANG Tianxiang,CHENG Zhijiang,YANG Handi,TIAN Feng
Abstract: Aiming at the demand of intelligent coal mine and exit problem of underground coal mine powernetwork,an energy storage hybrid distribution transformer based on modular multilevel converter(MMC-HDT)was proposed. Firstly,the proposed energy storage MMC-HDT was modeled and four operation modes were givenconsi...
更多
Number of views:1524 Amount of downloads:3172