CN109188298A - 一种锂离子电池负极嵌锂状态的评价方法 - Google Patents
一种锂离子电池负极嵌锂状态的评价方法 Download PDFInfo
- Publication number
- CN109188298A CN109188298A CN201810951791.4A CN201810951791A CN109188298A CN 109188298 A CN109188298 A CN 109188298A CN 201810951791 A CN201810951791 A CN 201810951791A CN 109188298 A CN109188298 A CN 109188298A
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- China
- Prior art keywords
- graphite
- negative electrode
- xrd
- degree
- lithium
- Prior art date
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 53
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 53
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 17
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 17
- 238000011156 evaluation Methods 0.000 title claims description 13
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 88
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 88
- 239000010439 graphite Substances 0.000 claims abstract description 88
- 238000012360 testing method Methods 0.000 claims abstract description 19
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 7
- 239000001301 oxygen Substances 0.000 claims abstract description 7
- 238000002360 preparation method Methods 0.000 claims abstract description 6
- 238000012545 processing Methods 0.000 claims abstract description 5
- 238000007789 sealing Methods 0.000 claims description 21
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 12
- 238000002441 X-ray diffraction Methods 0.000 claims description 9
- 238000010813 internal standard method Methods 0.000 claims description 8
- 229910021421 monocrystalline silicon Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 6
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 claims description 6
- 238000001228 spectrum Methods 0.000 claims description 6
- 238000005259 measurement Methods 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000013078 crystal Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 4
- 238000005538 encapsulation Methods 0.000 claims description 4
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 239000004575 stone Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 3
- 239000011229 interlayer Substances 0.000 abstract description 3
- 239000002994 raw material Substances 0.000 abstract description 3
- 238000011066 ex-situ storage Methods 0.000 abstract description 2
- 238000012986 modification Methods 0.000 abstract description 2
- 230000004048 modification Effects 0.000 abstract description 2
- 230000002687 intercalation Effects 0.000 abstract 6
- 238000009830 intercalation Methods 0.000 abstract 6
- 239000010405 anode material Substances 0.000 abstract 2
- 238000003780 insertion Methods 0.000 abstract 1
- 230000037431 insertion Effects 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 239000010410 layer Substances 0.000 description 6
- 239000010406 cathode material Substances 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000007770 graphite material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910018439 LixC Inorganic materials 0.000 description 1
- 229910018688 LixC6 Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/20—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by using diffraction of the radiation by the materials, e.g. for investigating crystal structure; by using scattering of the radiation by the materials, e.g. for investigating non-crystalline materials; by using reflection of the radiation by the materials
- G01N23/207—Diffractometry using detectors, e.g. using a probe in a central position and one or more displaceable detectors in circumferential positions
Landscapes
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Battery Electrode And Active Subsutance (AREA)
- Secondary Cells (AREA)
Abstract
Description
Claims (2)
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CN201810951791.4A CN109188298B (zh) | 2018-08-21 | 2018-08-21 | 一种锂离子电池负极嵌锂状态的评价方法 |
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CN201810951791.4A CN109188298B (zh) | 2018-08-21 | 2018-08-21 | 一种锂离子电池负极嵌锂状态的评价方法 |
Publications (2)
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CN109188298A true CN109188298A (zh) | 2019-01-11 |
CN109188298B CN109188298B (zh) | 2020-08-28 |
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Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110243855A (zh) * | 2019-07-02 | 2019-09-17 | 厦门大学 | 极片反应均匀性的检测方法以及比较方法 |
CN111103398A (zh) * | 2019-11-28 | 2020-05-05 | 浙江浙能技术研究院有限公司 | 一种锂离子二次电池嵌锂极片的检测方法 |
CN111474163A (zh) * | 2020-04-08 | 2020-07-31 | 广东电网有限责任公司电力科学研究院 | 一种超级电容器用石墨烯材料的评估方法 |
CN114094215A (zh) * | 2021-10-21 | 2022-02-25 | 合肥国轩高科动力能源有限公司 | 一种改善电池循环的充电策略制定方法 |
CN115144320A (zh) * | 2022-06-30 | 2022-10-04 | 蜂巢能源科技股份有限公司 | 一种获取石墨电化学活性面积的方法 |
Citations (6)
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CN101126733A (zh) * | 2006-08-15 | 2008-02-20 | 比亚迪股份有限公司 | 一种评价石墨和/或石墨化碳材料电化学性能的方法 |
CN101329286A (zh) * | 2007-06-22 | 2008-12-24 | 比亚迪股份有限公司 | 一种评价层状结构锂钴氧化物电化学性能的方法 |
CN101510604A (zh) * | 2007-02-15 | 2009-08-19 | 三星Sdi株式会社 | 复合负极活性材料及其制备方法以及含其的负极和锂电池 |
WO2010023129A2 (en) * | 2008-08-29 | 2010-03-04 | Basf Se | New alkali transition metal fluorophosphates |
CN102263230A (zh) * | 2010-05-28 | 2011-11-30 | 荣炭科技股份有限公司 | 锂离子二次电池负极材料及其制备方法 |
CN105203566A (zh) * | 2015-09-07 | 2015-12-30 | 哈尔滨工业大学 | 一种锂离子电池中负极析锂的检测方法 |
-
2018
- 2018-08-21 CN CN201810951791.4A patent/CN109188298B/zh active Active
Patent Citations (6)
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CN101126733A (zh) * | 2006-08-15 | 2008-02-20 | 比亚迪股份有限公司 | 一种评价石墨和/或石墨化碳材料电化学性能的方法 |
CN101510604A (zh) * | 2007-02-15 | 2009-08-19 | 三星Sdi株式会社 | 复合负极活性材料及其制备方法以及含其的负极和锂电池 |
CN101329286A (zh) * | 2007-06-22 | 2008-12-24 | 比亚迪股份有限公司 | 一种评价层状结构锂钴氧化物电化学性能的方法 |
WO2010023129A2 (en) * | 2008-08-29 | 2010-03-04 | Basf Se | New alkali transition metal fluorophosphates |
CN102263230A (zh) * | 2010-05-28 | 2011-11-30 | 荣炭科技股份有限公司 | 锂离子二次电池负极材料及其制备方法 |
CN105203566A (zh) * | 2015-09-07 | 2015-12-30 | 哈尔滨工业大学 | 一种锂离子电池中负极析锂的检测方法 |
Non-Patent Citations (1)
Title |
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李新海 等: "《钛铁矿多元材料冶金》", 30 November 2015, 中南大学出版社 * |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110243855A (zh) * | 2019-07-02 | 2019-09-17 | 厦门大学 | 极片反应均匀性的检测方法以及比较方法 |
CN111103398A (zh) * | 2019-11-28 | 2020-05-05 | 浙江浙能技术研究院有限公司 | 一种锂离子二次电池嵌锂极片的检测方法 |
CN111474163A (zh) * | 2020-04-08 | 2020-07-31 | 广东电网有限责任公司电力科学研究院 | 一种超级电容器用石墨烯材料的评估方法 |
CN114094215A (zh) * | 2021-10-21 | 2022-02-25 | 合肥国轩高科动力能源有限公司 | 一种改善电池循环的充电策略制定方法 |
CN115144320A (zh) * | 2022-06-30 | 2022-10-04 | 蜂巢能源科技股份有限公司 | 一种获取石墨电化学活性面积的方法 |
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Effective date of registration: 20230201 Address after: 300457 No. 38, Haitai South Road, Binhai high tech Industrial Development Zone (outer ring), Binhai New Area, Tianjin Patentee after: TIANJIN LISHEN BATTERY JOINT-STOCK Co.,Ltd. Patentee after: Tianjin Juyuan New Energy Technology Co.,Ltd. Address before: 300384 Tianjin Xiqing District Binhai hi tech Industrial Development Zone (outer ring) 38 Haitai South Road Patentee before: TIANJIN LISHEN BATTERY JOINT-STOCK Co.,Ltd. |
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Address after: 300457 No. 38, Haitai South Road, Binhai high tech Industrial Development Zone (outer ring), Binhai New Area, Tianjin Patentee after: TIANJIN LISHEN BATTERY JOINT-STOCK Co.,Ltd. Country or region after: China Patentee after: Tianjin Lishen Juyuan New Energy Technology Co.,Ltd. Address before: 300457 No. 38, Haitai South Road, Binhai high tech Industrial Development Zone (outer ring), Binhai New Area, Tianjin Patentee before: TIANJIN LISHEN BATTERY JOINT-STOCK Co.,Ltd. Country or region before: China Patentee before: Tianjin Juyuan New Energy Technology Co.,Ltd. |