Full metadata record
DC Field | Value | Language |
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dc.contributor.author | Park, Joonam | ko |
dc.contributor.author | Appiah, Williams Agyei | ko |
dc.contributor.author | Byun, Seoungwoo | ko |
dc.contributor.author | Jin, Dahee | ko |
dc.contributor.author | Ryou, Myung-Hyun | ko |
dc.contributor.author | Lee, Yong Min | ko |
dc.date.available | 2017-12-11T00:54:47Z | - |
dc.date.created | 2017-11-27 | - |
dc.date.issued | 2017-10 | - |
dc.identifier.citation | Journal of Power Sources, v.365, pp.257 - 265 | - |
dc.identifier.issn | 0378-7753 | - |
dc.identifier.uri | http://hdl.handle.net/20.500.11750/4754 | - |
dc.description.abstract | To overcome the limitation of simple empirical cycle life models based on only equivalent circuits, we attempt to couple a conventional empirical capacity loss model with Newman's porous composite electrode model, which contains both electrochemical reaction kinetics and material/charge balances. In addition, an electrolyte depletion function is newly introduced to simulate a sudden capacity drop at the end of cycling, which is frequently observed in real lithium-ion batteries (LIBs). When simulated electrochemical properties are compared with experimental data obtained with 20 Ah-level graphite/LiFePO4 LIB cells, our semi-empirical model is sufficiently accurate to predict a voltage profile having a low standard deviation of 0.0035 V, even at 5C. Additionally, our model can provide broad cycle life color maps under different c-rate and depth-of-discharge operating conditions. Thus, this semi-empirical model with an electrolyte depletion function will be a promising platform to predict long-term cycle lives of large-format LIB cells under various operating conditions. © 2017 Elsevier B.V. | - |
dc.language | English | - |
dc.publisher | Elsevier B.V. | - |
dc.title | Semi-empirical long-term cycle life model coupled with an electrolyte depletion function for large-format graphite/LiFePO4 lithium-ion batteries | - |
dc.type | Article | - |
dc.identifier.doi | 10.1016/j.jpowsour.2017.08.094 | - |
dc.identifier.wosid | 000412379200032 | - |
dc.identifier.scopusid | 2-s2.0-85028620481 | - |
dc.type.local | Article(Overseas) | - |
dc.type.rims | ART | - |
dc.description.journalClass | 1 | - |
dc.contributor.nonIdAuthor | Park, Joonam | - |
dc.contributor.nonIdAuthor | Jin, Dahee | - |
dc.contributor.nonIdAuthor | Ryou, Myung-Hyun | - |
dc.identifier.citationVolume | 365 | - |
dc.identifier.citationStartPage | 257 | - |
dc.identifier.citationEndPage | 265 | - |
dc.identifier.citationTitle | Journal of Power Sources | - |
dc.type.journalArticle | Article | - |
dc.description.isOpenAccess | N | - |
dc.subject.keywordAuthor | Large-format lithium-ion battery | - |
dc.subject.keywordAuthor | Modeling and simulation | - |
dc.subject.keywordAuthor | Semi-empirical cycle life model | - |
dc.subject.keywordAuthor | Electrolyte depletion | - |
dc.subject.keywordPlus | CAPACITY FADE MECHANISMS | - |
dc.subject.keywordPlus | ELECTROCHEMICAL PERFORMANCE | - |
dc.subject.keywordPlus | MATHEMATICAL-MODEL | - |
dc.subject.keywordPlus | CELLS | - |
dc.subject.keywordPlus | SIMULATION | - |
dc.subject.keywordPlus | DISCHARGE | - |
dc.subject.keywordPlus | STORAGE | - |
dc.contributor.affiliatedAuthor | Lee, Yong Min | - |
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