JP4514477B2 - アルカリ蓄電池用水素吸蔵合金及びアルカリ蓄電池 - Google Patents
アルカリ蓄電池用水素吸蔵合金及びアルカリ蓄電池 Download PDFInfo
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- JP4514477B2 JP4514477B2 JP2004060292A JP2004060292A JP4514477B2 JP 4514477 B2 JP4514477 B2 JP 4514477B2 JP 2004060292 A JP2004060292 A JP 2004060292A JP 2004060292 A JP2004060292 A JP 2004060292A JP 4514477 B2 JP4514477 B2 JP 4514477B2
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- Prior art keywords
- alkaline
- hydrogen storage
- storage alloy
- storage battery
- battery
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- 238000003860 storage Methods 0.000 title claims description 152
- 239000001257 hydrogen Substances 0.000 title claims description 90
- 229910052739 hydrogen Inorganic materials 0.000 title claims description 90
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims description 83
- 229910045601 alloy Inorganic materials 0.000 title claims description 78
- 239000000956 alloy Substances 0.000 title claims description 78
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 27
- 239000003792 electrolyte Substances 0.000 claims description 22
- 239000011777 magnesium Substances 0.000 claims description 14
- 229910052759 nickel Inorganic materials 0.000 claims description 13
- 229910052761 rare earth metal Inorganic materials 0.000 claims description 13
- 229910052746 lanthanum Inorganic materials 0.000 claims description 12
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims description 8
- 229910052779 Neodymium Inorganic materials 0.000 claims description 4
- 229910052777 Praseodymium Inorganic materials 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- 229910052749 magnesium Inorganic materials 0.000 claims description 4
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- 229910052727 yttrium Inorganic materials 0.000 claims description 2
- 230000000052 comparative effect Effects 0.000 description 16
- 239000000843 powder Substances 0.000 description 13
- 239000002245 particle Substances 0.000 description 8
- 239000000203 mixture Substances 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 5
- 239000001301 oxygen Substances 0.000 description 5
- 229910052760 oxygen Inorganic materials 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000011149 active material Substances 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 150000002431 hydrogen Chemical class 0.000 description 3
- 238000012856 packing Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 229910052726 zirconium Inorganic materials 0.000 description 3
- WMFOQBRAJBCJND-UHFFFAOYSA-M Lithium hydroxide Chemical compound [Li+].[OH-] WMFOQBRAJBCJND-UHFFFAOYSA-M 0.000 description 2
- 229910000905 alloy phase Inorganic materials 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000006698 induction Effects 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 229910004247 CaCu Inorganic materials 0.000 description 1
- 229920002153 Hydroxypropyl cellulose Polymers 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- QCWXUUIWCKQGHC-UHFFFAOYSA-N Zirconium Chemical compound [Zr] QCWXUUIWCKQGHC-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000012300 argon atmosphere Substances 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 239000001863 hydroxypropyl cellulose Substances 0.000 description 1
- 235000010977 hydroxypropyl cellulose Nutrition 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007773 negative electrode material Substances 0.000 description 1
- BFDHFSHZJLFAMC-UHFFFAOYSA-L nickel(ii) hydroxide Chemical compound [OH-].[OH-].[Ni+2] BFDHFSHZJLFAMC-UHFFFAOYSA-L 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920000036 polyvinylpyrrolidone Polymers 0.000 description 1
- 239000001267 polyvinylpyrrolidone Substances 0.000 description 1
- 235000013855 polyvinylpyrrolidone Nutrition 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 229910052720 vanadium Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- 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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- Secondary Cells (AREA)
- Battery Electrode And Active Subsutance (AREA)
Description
実施例1においては、負極を作製するにあたり、希土類元素であるLa,Pr及びNdと、Zrと、Mgと、Niと、Alと、Coとを用い、これらを所定の合金組成になるように混合し、これを高周波誘導溶解させた後、これを冷却させて、組成が(La0.592Pr0.199Nd0.206Zr0.004)0.83Mg0.17Ni3.15Al0.15Co0.1になった水素吸蔵合金
のインゴットを作製した。
実施例2及び比較例1,2においては、上記の実施例1における負極の作製において、負極に用いる水素吸蔵合金の組成だけを変更し、それ以外は、上記の実施例1の場合と同様にして、実施例2及び比較例1,2の各アルカリ蓄電池を作製した。
Mg0.17Ni3.03 Al0.17Co0.1になった水素吸蔵合金を用いた。
2 正極
3 セパレータ
4 電池缶
5 正極リード
6 正極蓋
7 負極リード
8 絶縁パッキン
9 正極外部端子
10 コイルスプリング
Claims (4)
- 水素吸蔵合金として、一般式Ln1-xMgxNiy-aAla(式中、LnはLa,Pr,Nd,Yから選択される希土類元素とZrのみで構成され、上記の希土類元素全体中におけるランタンの量が50原子%を超えるとともに、0.05≦x<0.20、2.8≦y≦3.9、0.10≦a≦0.25の条件を満たす。)で表わされるものを用いたことを特徴とするアルカリ蓄電池用水素吸蔵合金。
- 請求項1に記載したアルカリ蓄電池用水素吸蔵合金において、上記のマグネシウムとニッケルとアルミニウムとの他にコバルトを含有していることを特徴とするアルカリ蓄電池用水素吸蔵合金。
- 正極と、水素吸蔵合金を用いた負極と、アルカリ電解液とを備えたアルカリ蓄電池において、上記の負極における水素吸蔵合金に、請求項1又は請求項2に記載したアルカリ蓄電池用水素吸蔵合金を用いたことを特徴とするアルカリ蓄電池。
- 正極と、水素吸蔵合金を用いた負極と、アルカリ電解液とを備えたアルカリ蓄電池において、上記の負極における水素吸蔵合金に、請求項1又は請求項2に記載したアルカリ蓄電池用水素吸蔵合金を用いると共に、上記アルカリ電解液の量を電池の理論容量に対して1.2g/Ah以下にしたことを特徴とするアルカリ蓄電池。
Priority Applications (1)
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JP2004060292A JP4514477B2 (ja) | 2004-03-04 | 2004-03-04 | アルカリ蓄電池用水素吸蔵合金及びアルカリ蓄電池 |
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JP2004060292A JP4514477B2 (ja) | 2004-03-04 | 2004-03-04 | アルカリ蓄電池用水素吸蔵合金及びアルカリ蓄電池 |
Publications (3)
Publication Number | Publication Date |
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JP2005248252A JP2005248252A (ja) | 2005-09-15 |
JP2005248252A5 JP2005248252A5 (ja) | 2008-09-04 |
JP4514477B2 true JP4514477B2 (ja) | 2010-07-28 |
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JP2004060292A Expired - Lifetime JP4514477B2 (ja) | 2004-03-04 | 2004-03-04 | アルカリ蓄電池用水素吸蔵合金及びアルカリ蓄電池 |
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JP (1) | JP4514477B2 (ja) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8257862B2 (en) | 2005-09-21 | 2012-09-04 | Sanyo Electric Co., Ltd. | Alkaline storage battery |
JP2012134110A (ja) * | 2010-12-24 | 2012-07-12 | Fdk Twicell Co Ltd | アルカリ二次電池用の負極及びこの負極を用いたアルカリ二次電池 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001307721A (ja) * | 2000-04-24 | 2001-11-02 | Toshiba Corp | 水素吸蔵合金電極、アルカリ二次電池、ハイブリッドカー及び電気自動車 |
JP2002164045A (ja) * | 2000-11-27 | 2002-06-07 | Toshiba Corp | 水素吸蔵合金、二次電池、ハイブリッドカー及び電気自動車 |
JP2003017115A (ja) * | 2001-07-04 | 2003-01-17 | Matsushita Electric Ind Co Ltd | 密閉式二次電池 |
-
2004
- 2004-03-04 JP JP2004060292A patent/JP4514477B2/ja not_active Expired - Lifetime
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001307721A (ja) * | 2000-04-24 | 2001-11-02 | Toshiba Corp | 水素吸蔵合金電極、アルカリ二次電池、ハイブリッドカー及び電気自動車 |
JP2002164045A (ja) * | 2000-11-27 | 2002-06-07 | Toshiba Corp | 水素吸蔵合金、二次電池、ハイブリッドカー及び電気自動車 |
JP2003017115A (ja) * | 2001-07-04 | 2003-01-17 | Matsushita Electric Ind Co Ltd | 密閉式二次電池 |
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