CN1739210A - 密闭型镍氢蓄电池及其制造方法 - Google Patents
密闭型镍氢蓄电池及其制造方法 Download PDFInfo
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- CN1739210A CN1739210A CNA2004800024180A CN200480002418A CN1739210A CN 1739210 A CN1739210 A CN 1739210A CN A2004800024180 A CNA2004800024180 A CN A2004800024180A CN 200480002418 A CN200480002418 A CN 200480002418A CN 1739210 A CN1739210 A CN 1739210A
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- hydrogen
- nickel
- alloy
- storage battery
- hydrogen storage
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- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims abstract description 255
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 165
- 239000000956 alloy Substances 0.000 claims abstract description 165
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- 239000000843 powder Substances 0.000 claims abstract description 66
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 61
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 41
- 230000005415 magnetization Effects 0.000 claims abstract description 33
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- 229910052769 Ytterbium Inorganic materials 0.000 claims abstract description 9
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 87
- 239000001996 bearing alloy Substances 0.000 claims description 86
- 238000000034 method Methods 0.000 claims description 81
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- 229910052761 rare earth metal Inorganic materials 0.000 claims description 15
- 238000006356 dehydrogenation reaction Methods 0.000 claims description 13
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Images
Classifications
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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
Landscapes
- Battery Electrode And Active Subsutance (AREA)
Abstract
Description
区分 | 吸氢量(%) | 处理时间(h) | 富镍层厚度(nm) | 10ItA放电放电容量(%) |
比较例1 | 0 | 2 | 250 | 4 |
实施例1 | 5 | 1.7 | 230 | 80 |
实施例2 | 10 | 1.6 | 220 | 82 |
实施例3 | 20 | 1.6 | 220 | 83 |
实施例4 | 30 | 1.4 | 200 | 88 |
实施例5 | 50 | 1.3 | 180 | 88 |
NaOH水溶液比重 | 达到目标的质量饱和磁化的时间(h) | 磁性镍含量(mmol/g) |
1.1 | 20小时的质量饱和磁化为2emu/g | 0.42 |
1.2 | 20小时的质量饱和磁化为2emu/g | 0.63 |
1.3 | 8.0 | 1.05 |
1.4 | 2.5 | 1.05 |
1.5 | 1.7 | 1.05 |
NaOH水溶液温度(℃) | 达到目标的质量饱和磁化的时间(h) | 磁性镍含量(mmol/g) |
90 | 10小时的质量饱和磁化为3emu/g | 0.63 |
100 | 4.0 | 1.05 |
110 | 1.7 | 1.05 |
120 | 1.6 | 1.05 |
沸点 | 0.5 | 1.05 |
区分 | 处理时间(h) | 质量饱和磁化(emu/g) | 富镍层厚度(nm) | 磁性镍含量(mmol/g) | 负极单板放电容量(mAh) | 7ItA放电放电容量(%) | 10Ita放电放电容量(%) | 循环次数(循环) |
比较例4 | 0.0 | 0.25 | 0 | 0.11 | 292 | 6 | 4 | 500 |
实施例6 | 0.5 | 1.0 | 50 | 0.21 | 300 | 10 | 4 | 610 |
实施例7 | 1.0 | 2.5 | 150 | 0.53 | 297 | 78 | 10 | 680 |
实施例8 | 1.3 | 4.0 | 170 | 0.84 | 295 | 82 | 76 | 750 |
实施例1 | 1.7 | 5.0 | 200 | 1.05 | 290 | 83 | 80 | 800 |
实施例9 | 6.0 | 8.0 | 320 | 1.68 | 270 | 85 | 83 | 740 |
实施例10 | 10.0 | 9.0 | 400 | 1.89 | 260 | 88 | 88 | 600 |
比较例5 | 12.0 | 10.0 | 450 | 2.10 | 200 | 72 | 60 | 110 |
区分 | 处理时间(h) | 负极单板放电容量(mAh) | 10Ita放电放电容量(%) | 循环次数(循环) |
实施例1 | 0 | 290 | 80 | 800 |
实施例11 | 5 | 286 | 85 | 1030 |
实施例12 | 10 | 286 | 81 | 900 |
实施例13 | 20 | 285 | 82 | 920 |
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