研究了粉体粒度、导电镍粉及工作温度对合金电极Ti0.17Zr0.08V0.35Ni0.10Ni0.30放电性能的影响.结果表明:随着合金粒度的减小,放电容量有所增加,但放电容量随着循环数的增加而有所降低;而导电羰基镍粉含量的变化对合金电极的放电容量几乎没有影响.随着合金电极工作温度的增加,合金电极的循环稳定性、充、放电电压均有所降低.温度明显地影响Ti-V基贮氢合金电极中V在电介质溶液中的溶解.
参考文献
[1] | 张新波,赵敏寿.高功率镍氢电池La1-xMgx(NiCoAl)3.6金属氢化物电极的电化学性能研究[J].高等学校化学学报,2003(09):1680-1682. |
[2] | FUKUMOTO Y;Miyamoto M;Inoue H et al.Effect of alloy composition on enthalpy and entropy changes of hydride formation for stoichiometric and nonstoichiometric hydrogen storage alloys[J].Journal of Alloys and Compounds,1996,240:76. |
[3] | Kim DM;Lee J.-Y. --;Jang K.-J. -- .Review on the development of AB sub 2 -type Zr-based Laves phase hydrogen storage alloys for Ni-MH rechargeable batteries in the Korea Advanced Institute of Science and Technology[J].Journal of Alloys and Compounds: An Interdisciplinary Journal of Materials Science and Solid-state Chemistry and Physics,1999(0):583-592. |
[4] | GuoR;ChenLX;LeiYQ et al.The effect of Ni content on the phase structures and electrochemical properties of V2.1TiNix(x= 0.1 ~ 0.9) hydrogen storage alloys[J].International Journal of Hydrogen Energy,2003,28:803. |
[5] | 王志兴,李新海,陈启元,孟永强,彭文杰,郭华军.AB5型非化学计量贮氢合金电极过程动力学研究[J].中国稀土学报,2003(06):647-651. |
[6] | 陈立新,雷永泉,李志尊.粉末粒度对贮氢合金Ml(NiCoMnTi)5电化学性能的影响[J].稀有金属材料与工程,1998(06):376-378. |
[7] | 孙春文,唐致远,郭鹤桐.贮氢合金 Mm(NiCoAlMn)5 粒径分布对其电化学性能的影响[J].稀有金属,2001(01):56-59. |
[8] | 马松艳;赵东江 .影响贮氢电极性能因素的研究(Ⅰ)-电极制作条件和电解液浓度及添加物的影响[J].电源技术,1994,15(04):14. |
[9] | J. M. Heikonen;H. J. Ploehn;R. E. White .The effect of particle size on the discharge performance of a nickel-metal hydride cell[J].Journal of the Electrochemical Society,1998(6):1840-1848. |
[10] | Hongge Pan;Yunfeng Zhu;Mingxia Gao .Investigation of the Structural and Electrochemical Properties of Superstoichiometric Ti-Zr-V-Mn-Cr-Ni Hydrogen Storage Alloys[J].Journal of the Electrochemical Society,2002(7):A829-A833. |
[11] | 陈长聘,王春生.高性能贮氢电极合金[J].物理,1998(03):156. |
[12] | Xu Y H;Chen C P;Wang X L et al.The analysis of the two discharge plateaus for Ti-Ni-based metal hydride electrode alloys[J].Journal of Power Sources,2002,112:105. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分:
-
10%
-
20%
-
30%
-
40%
-
50%