在25～50℃的温度范围内,测定了钯氘化物(PdD0.6)的放氘动力学曲线.结果表明:钯氘化物在室温附近可实现快速放氘,放氘反应速率随温度升高而增加；在相同温度下,随着放氘压力接近于该温度下的放氘平衡压,放氘速率逐渐减小；钯氘化物的放氘动力学受化学吸附的氘原子在钯表面复合过程的控制,放氘反应速率常数与温度之间满足Arrhenius关系;放氘反应的活化能为30.02 kJ·mol-1·D2-1.
参考文献
| [1] | Weifang Luo;Donald F. Cowgill;Ken Stewart .Absorption isotherms for H_2(D_2)-Pd_(0.8)Ag_(0.2) (198-323 K)[J].Journal of Alloys and Compounds,2010(1):47-50. |
| [2] | Arnbjerg L M;Jensen T R .[J].International Journal of Hydrogen Energy,2012,37(01):345. |
| [3] | Zhu Hongzhi;Zhu Xinliang;Chen Huchi et al.[J].International Journal of Hydrogen Energy,2008,33:1890. |
| [4] | Zhu Hongzhi;Zhu Xinliang;Wei Yongjun .[J].Journal of Alloys and Compounds,2008,461:285. |
| [5] | Zaluski L;Zaluski A;Str(o)m-Olsen J O .[J].Journal of Alloys and Compounds,1995,217:245. |
| [6] | Luo Wenhua;Shen Changsheng;Luo Xuejian .[J].Journal of Nuclear Materials,2004,329-333:1361. |
| [7] | Shi Yan;Wei Yongjun;Su Yongjun .[J].Journal of Membrane Science,2008,322:302. |
| [8] | 唐涛 .钯吸放氢同位素的热力学性质研究[D].中国工程物理研究院,2003. |
| [9] | Martin M;Gommel C;Borkhart C et al.[J].Journal of Alloys and Compounds,1996,238:193. |
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%