STATE-OF-CHARGE

作品数：27被引量：57H指数：4
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相关机构：浙江大学更多>>
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An algorithm-hybrid observer combining proportional-integral with Kalman filter for state-of-charge estimation of lithium-ion battery
《Science China(Technological Sciences)》2025年第3期298-309,共12页Guangwei YIN Hua WANG Lin HE Xiaofei LIU Guoqiang WANG Jichao LIU 
supported by the Key Research and Development Program of Jiangsu Province(Grant No.BE2021006-2);the Key Science and Technology Program of Anhui Province(Grant No.202423d12050001);the Natural Science Foundation of Anhui Province(Grant No.2308085ME163);the National Natural Science Foundation of China(Grant No.62103415)。
Estimating the state-of-charge(SOC)of lithium-ion batteries faces three main challenges at present:ensuring accuracy,achieving smooth output,and maintaining low computational complexity.To tackle these issues,this stu...
关键词：battery charge characteristics current-integral method battery parameters observation current dynamics model state-of-charge dynamics model 
Nonlinear observer-based state-of-charge balancing of networked battery energy storage systems
《Journal of Control and Decision》2025年第1期49-64,共16页Tingyang Meng Zongli Lin Yan Wan Yacov A.Shamash 
supported in part by the US Office of Naval Research under grants N00014-20-1-2858,N00014-22-1-2001,and N00014-23-1-2124.
In this paper,we propose an observer-based algorithm for balancing the state-of-charge(SoC)among battery units in a battery energy storage system(BESS).The dynamical behaviour of a battery unit is approximated by an e...
关键词：MICROGRIDS networked battery energy storage systems power distribution state-of-charge balancing equivalent circuit model nonlinear observer 
Prior-based patch-level representation learning for electric vehicle battery state-of-charge estimation across a wide temperature scope
《Science China(Technological Sciences)》2024年第12期3682-3694,共13页YE SongTao AN Dou 
supported by the National Natural Science Foundation of China(Grant No.61973247);the National Postdoctoral Innovative Talents Support Program of China(Grant No.BX20200272)。
Electric vehicles(EVs)powered by lithium-ion batteries have emerged as a global development trend.To ensure the safe and stable driving of EVs,it is imperative to address battery safety and thermal management issues,w...
关键词：lithium-ion battery data-driven prior knowledge STATE-OF-CHARGE wide temperature scope 
A novel transformer-embedded lithium-ion battery model for joint estimation of state-of-charge and state-of-health
《Rare Metals》2024年第11期5637-5651,共15页Shang-Yu Zhao Kai Ou Xing-Xing Gu Zhi-Min Dan Jiu-Jun Zhang Ya-Xiong Wang 
financially supported by the Science and Technology Major Project of Fujian Province of China(No.2022HZ028018);the National Natural Science Foundation of China(No.51907030)。
The state-of-charge(SOC)and state-of-health(SOH)of lithium-ion batteries affect their operating performance and safety.The coupled SOC and SOH are difficult to estimate adaptively in multi-temperatures and aging.This ...
关键词：State-of-charge(SOC) State-of-health(SOH) Global correction Temperature Aging migration TRANSFORMER Multiscale attention 
An improved state-of-charge estimation method for sodium-ion battery based on combined correction of voltage and internal resistance
《iEnergy》2024年第3期128-134,共7页Yongqi Li Cheng Chen Youwei Wen Qikai Lei Kaixuan Zhang Yifei Chen Rui Xiong 
supported by the Key Science and Technology Project of China Southern Power Grid Corporation:Sodium-ion Battery Energy Storage System Multi-Scenario Demonstration Application Project-Topic 2 Research on Safety Application Technology of Sodium-ion Battery Energy Storage(STKJXM 20210104);the National Natural Science Foundation of China under Grant 52307233.
ABSTRACT The accurate state-of-charge(SOC)estimation of sodium-ion batteries is the basis for their efficient application.In this paper,a new SOC estimation method suitable for sodium-ion batteries and their applicati...
关键词：Sodium-ion battery equivalent circuit model parameter identification state of charge joint estimation 
State-of-charge Balance Control and Safe Region Analysis for Distributed Energy Storage Systems with Constant Power Loads
《CSEE Journal of Power and Energy Systems》2024年第4期1733-1745,共13页Yijing Wang Yangzhen Zhang Zhiqiang Zuo Xialin Li 
supported by the National Natural Science Foundation of China under Grant 61933014 and Grant 62173243.
This paper presents a fully distributed state-of-charge balance control (DSBC) strategy for a distributed energy storage system (DESS). In this framework, each energy storage unit (ESU) processes the state-of-charge (...
关键词：Constant power load(CPL) distributed control distributed energy storage system(DESS) safe region state-of-charge(SoC) 
Co-estimation of state-of-charge and state-of-temperature for large-format lithium-ion batteries based on a novel electrothermal model
《Green Energy and Intelligent Transportation》2024年第4期23-38,共16页Chao Yu Jiangong Zhu Wenxue Liu Haifeng Dai Xuezhe Wei 
National Natural Science Foundation of China(NSFC,Grant No.52107230);Fundamental Research Funds for the Central Universities and the Major State Basic Research Development Program of China。
The safe and efficient operation of the electric vehicle significantly depends on the accurate state-of-charge(SOC)and state-of-temperature(SOT)of Lithium-ion(Li-ion)batteries.Given the influence of cross-interference...
关键词：Large-format Li-ion battery Electrothermal model SOT estimation SOC estimation Adaptive algorithm 
Machine learning based state-of-charge prediction of electrochemical green hydrogen production:Zink-Zwischenschritt-Elektrolyseur(ZZE)
《Energy and AI》2024年第2期269-276,共8页Daniel Vila Elisabeth Hornberger Christina Toigo 
supported by the German Federal Ministry of Education(grant number 01LY2111A);the German Federal Ministry of Economics and Climate Action(grant number 03EI3092A).
The intermittency of renewable energy is a key limiting factor for the successful decarbonization of both energy producing and consuming sectors. Green hydrogen has the potential to act as the central energy vector co...
关键词：ELECTROLYZER Battery ZZE Energy storage State of charge Machine learning Sequence-to-sequence model 
Charging load prediction method for expressway electric vehicles considering dynamic battery state-of-charge and user decision
《iEnergy》2024年第2期115-124,共10页Jiuding Tan Shuaibing Li Yi Cui Zhixiang Lin Yufeng Song Yongqiang Kang Haiying Dong 
supported by the Unveiling and Leading Projects of Gansu Provincial Department of Transportation(JT-JJ-2023-008).
Accurate prediction of electric vehicle(EV)charging loads is a foundational step in the establishment of expressway charging infrastructures.This study introduces an approach to enhance the precision of expressway EV ...
关键词：Charging load prediction electric vehicle EXPRESSWAY Gaussian mixed model STATE-OF-CHARGE 
Multi-Scale Fusion Model Based on Gated Recurrent Unit for Enhancing Prediction Accuracy of State-of-Charge in Battery Energy Storage Systems被引量：1
《Journal of Modern Power Systems and Clean Energy》2024年第2期405-414,共10页Hao Liu Fengwei Liang Tianyu Hu Jichao Hong Huimin Ma 
supported in part by the National Natural Science Foundation of China(No.62172036).
Accurate prediction of the state-of-charge(SOC)of battery energy storage system(BESS)is critical for its safety and lifespan in electric vehicles.To overcome the imbalance of existing methods between multi-scale featu...
关键词：Electric vehicle battery energy storage system(BESS) state-of-charge(SOC)prediction gated recurrent unit(GRU) multi-scale fusion(MSF). 
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