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- The dependence of the ordered catalyst layer (OCL) performance on structural parameters was investigated. 模拟表明,一定范围内较薄的催化层有利于性能提高,但厚度太小反而不利;
- ordered catalyst layer 有序催化层
- The results indicated that 1 mg cm-2 of Nafion in the modified catalyst layer decreased its performance. 结果表明, 1毫克厘米- 2的全氟磺酸在改性催化剂层降低其性能。
- The catalyst layer of a proton exchange membrane (PEM) Fuel cell is a mixture of polymer, carbon, and platinum. 环境保护是国家推动永续发展的重要指标,亦为影响国家能源政策以及科技导向的关键因素。
- At high frequencies a Warburg-like response is observed, corresponding to ion migration through the catalyst layer. 在高频率1华平样的反应观察,相应的离子迁移通过催化剂层。
- Micro porous layer (MPL) was added between gas diffuse layer and catalyst layer. 摘要:微孔层是加在气体扩散层与触媒层之间,主要功用是藉由毛细作用力帮助液态水的排除。
- Washing a catalyst layer within the SCR reactor with water based regenerating solution containing minor amounts of non-toxic additives. 在SCR反应器内部用较小量的含有无毒添加剂的水清洗催化剂。
- Table 1 summarizes the charges QH and EAS for the tested electrodes shows increasing EAS with modification of Pt/C in the catalyst layer. 表1显示的EAS计算不同负荷和不同的全氟磺酸铂装载在催化层的手段,均衡器。
- Increasing the Nafion content in the catalyst layer improves proton migration, however, it reduces void space, thus worsening gaseous oxygen transport. 增加了全氟磺酸含量的催化剂层提高质子移民,但是,它减少了无效空间,从而恶化气态氧运输。
- This finding is further illustrated by the modified schematic diagram of the internal structure for the catalyst layer by Uchida et al. [23] (Fig. 3). [ 23 ] (见图3 ) 。
- This creates a potential advantage for the systems using Nafion as a binder and ionic conductor in their catalyst layer, since less amount of Nafion will be required. 这就造成了一种潜在优势的系统使用全氟磺酸作为粘合剂和离子导体的催化剂层,因为数量少,将需要全氟磺酸。
- The sublayer sandwiched between gas diffusion layer (GDL) and cat alyst layer can reduce water saturation in the catalyst layer and optimize gas and water transport. 在催化层和扩散层之间加入的扩散亚层能够减小催化层的水饱和度,优化扩散层中的水和气传输。
- In order not to be late, she cut across the fields. 为了不迟到,她抄近路穿过田野。
- We started early in order to arrive before dark. 为了在天黑前到达,我们很早就动身了。
- The voltammograms of electrodes, with constant Pt loading of 0.5 mg cm-2 and different Nafion loading, with modified Pt/C and unmodified Pt/C in the catalyst layer, are presented in Fig. 1. 电极的伏安,恒铂装载0.;5毫克厘米- 2和不同的全氟磺酸装载,改良铂/ C和修改铂/ C的催化层,提出了图。1 。
- This orientation will lead to a higher oxygen concentration in the catalyst layer (O2 has a much higher solubility in non polar backbone) and should produce a much improved ORR performance. 这一方针将导致更高的氧气浓度在催化剂层( O2已经相当高的溶解度在非极性骨干) ,并应产生一个很大的改进奥尔性能。
- The membrane electrode assembly (MEA) in proton exchange membrane fuel cell (PEMFC) was composed of the proton exchange membrane, catalyst layer, water management layer(WML) and diffusion layer. 摘要质子交换膜燃料电池(PEMFC)的膜电极(MEA)由质子交换膜、催化层、水管理层(WML)和扩散层组成。
- He ordered the troops to limber up and move out. 他命令部队把炮装上前车开出去。
- The courts ordered the seizure of all her property. 法院下令查封她所有的财产。
- The captain ordered two flags to be placed fore and aft. 船长吩咐在船头和船尾各挂一面旗子。