过电位 meaning in English
over potential
overpotential
the over voltage
Examples
- The anodic overpotential and reaction - rate distributions throughout the catalyst layer are affected by increasing the protonic conductivity to
增加电解质的传导率有助于阳极催化层过电位和反应速率均匀分布，从而提高dmfc的性能。 - Multi - component platinum alloys have been proved the best anode material for lowering the anode over - voltage and tolerating co poisoning
迄今为止，采用多组分铂合金催化材料被认为是降低h _ 2或ch _ 3oh氧化过电位、提高催化剂抗co中毒的最有效手段。 - However , due to the model itself , some particular parameters can not be decided precisely , just like the radius of agglomerate and the thickness of the film and so on
分析了模块的优缺点。聚块模型是比较好处理的模型，可以预测过电位，对电极的优化有指导性的作用。 - Simulation results show that cathode over - potential under low current density is considerably increased because of methanol crossover , but its effect becomes much lower under high current density
模型显示在低放电电流密度下，甲醇穿透显著地增加了电池阴极过电位，降低了电池电压；但在高电流密度下，甲醇穿透对电池性能的影响不显著。 - Cyclic voltammetry ( cv ) and linear scanning microscopy ( lsv ) results show that the anode reactive rate is limited at low electrode voltage for electro - oxidation of methanol , formaldehyde or formic acid , the over - voltage being about soomv
循环伏安和线性扫描曲线表明甲醇，甲醛和甲酸在低阳极电位下反应速率有限，存在约300mv的过电位。