Model indicates that, at low current density and high methanol concentration, the methanol crossover poses a serious problem for a DMFC.
模型计算显示,在低电流密度和高浓度甲醇进料情况下,甲醇渗透将成为DMFC的一个严重问题。
The calculated results of current density and heat flux on flat weld pool surface using model established in this paper are agreed with experiment.
用本模型计算出的平坦熔池表面电流密度和热流密度的分布与试验结果显示了很好的一致性。
A theoretical model used in calculating the reverse current density is proposed by considering several current transport mechanisms.
通过对反向电流各种输运机制的分析,提出了一种计算反向电流密度的理论模型。
According to the mechanism of current transport, we suggest a breakdown model in which charge accumulation, trapping density and position of its center of gravity are all considered.
根据电流传输机构,本文提出一种考虑了电荷积累、陷阱密度及其重心位置的击穿模型。
Based on the equivalent circuit model of a two-port optical receiver front-end, the relationship between the equivalent input noise current spectral density and the noise figure is analyzed.
根据光接收机前端等效电路模型,建立了噪声系数与等效输入噪声电流谱密度的关系。
The space crack arresting in metal die has been conducted on a new super-density pulse current generator model ZL-2 designed by author.
自主设计了改进型ZL - 2超强脉冲电流发生装置,采用它实现了金属模具试件中裂纹的电磁热止裂。
This paper describes a mathematical model for the distribution of potential and current density on the plates of lead-acid batteries.
本文以起动型铅酸蓄电池为例,建立了电极表面电位、电流分布的数学模型。
The model employs the imaginary magnetic current density and magnetic charge density distributed over the interfaces of different regions, and the scalar potential on these interfaces as unknowns;
模型以假设分布于不同区域交界面上的虚拟磁流密度、磁荷密度以及标量电位为待求解的未知变量;
Calculations and experiments are carried out on both magnetic flux density and eddy current loss of the non-magnetic steel plate and of the coil in this model.
对该模型低磁钢板及线圈的磁通密度和涡流损耗进行了试验与计算分析,得到了一些有价值的试验和分析结果,为磁场计算和三维涡流损耗分析方法提供了验证手段。
The fuel utilization of the SOFC is taken as the input, the voltage and current density as the outputs of the neural network model.
在建模过程中,以SOFC的燃料利用率为模型的输入,电压和电流为模型输出。
With 800 groups of experimental data as the training samples, a cell voltage and current density identification model of the SOFC is established.
利用800组实验数据作为训练样本,建立了SOFC的电流-电压辨识模型。
Because the bank adopts late-model components, high power density, it has not red-hot phenomena. It is pure resistive load and three-phase current balance.
本机采用新型功耗组件,功率密度高,无红热现象,为纯阻性负载,三相电流平衡。
Because the bank adopts late-model components, high power density, it has not red-hot phenomena. It is pure resistive load and three-phase current balance.
本机采用新型功耗组件,功率密度高,无红热现象,为纯阻性负载,三相电流平衡。
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