CN112666036A - 一种测定电池中液态电解液含量的方法 - Google Patents
一种测定电池中液态电解液含量的方法 Download PDFInfo
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- CN112666036A CN112666036A CN202011537363.0A CN202011537363A CN112666036A CN 112666036 A CN112666036 A CN 112666036A CN 202011537363 A CN202011537363 A CN 202011537363A CN 112666036 A CN112666036 A CN 112666036A
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- 238000000034 method Methods 0.000 title claims abstract description 41
- 239000011244 liquid electrolyte Substances 0.000 title claims abstract description 10
- 239000011259 mixed solution Substances 0.000 claims abstract description 85
- 239000003792 electrolyte Substances 0.000 claims abstract description 77
- 239000012086 standard solution Substances 0.000 claims abstract description 52
- 239000007788 liquid Substances 0.000 claims abstract description 51
- 239000003960 organic solvent Substances 0.000 claims abstract description 34
- 150000002500 ions Chemical class 0.000 claims description 64
- KMTRUDSVKNLOMY-UHFFFAOYSA-N Ethylene carbonate Chemical compound O=C1OCCO1 KMTRUDSVKNLOMY-UHFFFAOYSA-N 0.000 claims description 16
- 229910001414 potassium ion Inorganic materials 0.000 claims description 16
- 229910001415 sodium ion Inorganic materials 0.000 claims description 16
- 239000000203 mixture Substances 0.000 claims description 14
- FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical compound [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 claims description 13
- RUOJZAUFBMNUDX-UHFFFAOYSA-N propylene carbonate Chemical compound CC1COC(=O)O1 RUOJZAUFBMNUDX-UHFFFAOYSA-N 0.000 claims description 13
- OIFBSDVPJOWBCH-UHFFFAOYSA-N Diethyl carbonate Chemical compound CCOC(=O)OCC OIFBSDVPJOWBCH-UHFFFAOYSA-N 0.000 claims description 10
- JBTWLSYIZRCDFO-UHFFFAOYSA-N ethyl methyl carbonate Chemical compound CCOC(=O)OC JBTWLSYIZRCDFO-UHFFFAOYSA-N 0.000 claims description 10
- IEJIGPNLZYLLBP-UHFFFAOYSA-N dimethyl carbonate Chemical compound COC(=O)OC IEJIGPNLZYLLBP-UHFFFAOYSA-N 0.000 claims description 7
- 150000003949 imides Chemical class 0.000 claims description 6
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical group [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 5
- VMHLLURERBWHNL-UHFFFAOYSA-M Sodium acetate Chemical compound [Na+].CC([O-])=O VMHLLURERBWHNL-UHFFFAOYSA-M 0.000 claims description 5
- -1 cesium ions Chemical class 0.000 claims description 5
- 229910001416 lithium ion Inorganic materials 0.000 claims description 5
- 235000017281 sodium acetate Nutrition 0.000 claims description 5
- HZNVUJQVZSTENZ-UHFFFAOYSA-N 2,3-dichloro-5,6-dicyano-1,4-benzoquinone Chemical compound ClC1=C(Cl)C(=O)C(C#N)=C(C#N)C1=O HZNVUJQVZSTENZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000001632 sodium acetate Substances 0.000 claims description 4
- CPELXLSAUQHCOX-UHFFFAOYSA-M Bromide Chemical compound [Br-] CPELXLSAUQHCOX-UHFFFAOYSA-M 0.000 claims description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 claims description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 3
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 3
- 150000001733 carboxylic acid esters Chemical class 0.000 claims description 3
- 229910052700 potassium Inorganic materials 0.000 claims description 3
- 239000011591 potassium Substances 0.000 claims description 3
- MHEBVKPOSBNNAC-UHFFFAOYSA-N potassium;bis(fluorosulfonyl)azanide Chemical compound [K+].FS(=O)(=O)[N-]S(F)(=O)=O MHEBVKPOSBNNAC-UHFFFAOYSA-N 0.000 claims description 3
- 229910001419 rubidium ion Inorganic materials 0.000 claims description 3
- 229910052708 sodium Inorganic materials 0.000 claims description 3
- 239000011734 sodium Substances 0.000 claims description 3
- VCCATSJUUVERFU-UHFFFAOYSA-N sodium bis(fluorosulfonyl)azanide Chemical compound FS(=O)(=O)N([Na])S(F)(=O)=O VCCATSJUUVERFU-UHFFFAOYSA-N 0.000 claims description 3
- 229910052792 caesium Inorganic materials 0.000 claims description 2
- 239000000243 solution Substances 0.000 description 25
- 238000012360 testing method Methods 0.000 description 14
- NPYPAHLBTDXSSS-UHFFFAOYSA-N Potassium ion Chemical compound [K+] NPYPAHLBTDXSSS-UHFFFAOYSA-N 0.000 description 12
- 238000002354 inductively-coupled plasma atomic emission spectroscopy Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 5
- 239000012470 diluted sample Substances 0.000 description 5
- 238000005070 sampling Methods 0.000 description 5
- 239000006228 supernatant Substances 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 4
- 239000008151 electrolyte solution Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 239000002904 solvent Substances 0.000 description 3
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 2
- 229910021135 KPF6 Inorganic materials 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 2
- 150000007942 carboxylates Chemical class 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 239000012488 sample solution Substances 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 1
- 229910001413 alkali metal ion Inorganic materials 0.000 description 1
- 150000001450 anions Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229940006460 bromide ion Drugs 0.000 description 1
- NCMHKCKGHRPLCM-UHFFFAOYSA-N caesium(1+) Chemical compound [Cs+] NCMHKCKGHRPLCM-UHFFFAOYSA-N 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000007865 diluting Methods 0.000 description 1
- 238000003113 dilution method Methods 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-M iodide Chemical compound [I-] XMBWDFGMSWQBCA-UHFFFAOYSA-M 0.000 description 1
- 229940006461 iodide ion Drugs 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- YLKTWKVVQDCJFL-UHFFFAOYSA-N sodium;bis(trifluoromethylsulfonyl)azanide Chemical compound [Na+].FC(F)(F)S(=O)(=O)[N-]S(=O)(=O)C(F)(F)F YLKTWKVVQDCJFL-UHFFFAOYSA-N 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Filling, Topping-Up Batteries (AREA)
Abstract
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Cited By (1)
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CN113310559A (zh) * | 2021-05-28 | 2021-08-27 | 隆能科技(南通)有限公司 | 一种使用溶液稀释测量锂离子电池电解液重量的方法 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006078226A (ja) * | 2004-09-07 | 2006-03-23 | Fuji Electric Holdings Co Ltd | イオン定量分析方法およびフッ素イオン定量分析方法 |
CN104792901A (zh) * | 2015-05-06 | 2015-07-22 | 哈尔滨工业大学 | 一种锂离子电池电解液溶剂的定量测量方法 |
CN105628685A (zh) * | 2015-12-30 | 2016-06-01 | 宁德时代新能源科技股份有限公司 | 一种锂离子电池芯中电解液分布的测定方法 |
CN109374672A (zh) * | 2018-09-14 | 2019-02-22 | 天津力神电池股份有限公司 | 一种锂电池内部电解液含量的原位检测方法 |
CN111624128A (zh) * | 2020-06-07 | 2020-09-04 | 苏州易来科得科技有限公司 | 一种电解液剩余质量的检测方法 |
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2020
- 2020-12-23 CN CN202011537363.0A patent/CN112666036B/zh active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2006078226A (ja) * | 2004-09-07 | 2006-03-23 | Fuji Electric Holdings Co Ltd | イオン定量分析方法およびフッ素イオン定量分析方法 |
CN104792901A (zh) * | 2015-05-06 | 2015-07-22 | 哈尔滨工业大学 | 一种锂离子电池电解液溶剂的定量测量方法 |
CN105628685A (zh) * | 2015-12-30 | 2016-06-01 | 宁德时代新能源科技股份有限公司 | 一种锂离子电池芯中电解液分布的测定方法 |
CN109374672A (zh) * | 2018-09-14 | 2019-02-22 | 天津力神电池股份有限公司 | 一种锂电池内部电解液含量的原位检测方法 |
CN111624128A (zh) * | 2020-06-07 | 2020-09-04 | 苏州易来科得科技有限公司 | 一种电解液剩余质量的检测方法 |
Non-Patent Citations (1)
Title |
---|
李文俊等: ""高能量密度锂电池开发策略"", 《储能科学与技术》 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113310559A (zh) * | 2021-05-28 | 2021-08-27 | 隆能科技(南通)有限公司 | 一种使用溶液稀释测量锂离子电池电解液重量的方法 |
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Effective date of registration: 20221123 Address after: 102402 room 443, 4th floor, building 2, courtyard 85, Hong'an Road, Fangshan District, Beijing Patentee after: BEIJING WELION NEW ENERGY TECHNOLOGY Co.,Ltd. Patentee after: INSTITUTE OF PHYSICS, CHINESE ACADEMY OF SCIENCES Address before: 102402 room 443, 4th floor, building 2, courtyard 85, Hong'an Road, Fangshan District, Beijing Patentee before: BEIJING WELION NEW ENERGY TECHNOLOGY Co.,Ltd. |
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Address after: 108, 1st Floor, Building 4, No. 91 Pu'an Road, Doudian, Fangshan District, Beijing 102402 Patentee after: Beijing Weilan New Energy Technology Co.,Ltd. Country or region after: China Patentee after: INSTITUTE OF PHYSICS, CHINESE ACADEMY OF SCIENCES Address before: No.1 Qihang West Street, Doudian Town, Fangshan District, Beijing Patentee before: BEIJING WELION NEW ENERGY TECHNOLOGY Co.,Ltd. Country or region before: China Patentee before: INSTITUTE OF PHYSICS, CHINESE ACADEMY OF SCIENCES |