极限电流
- 网络limiting current;limit current
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同时,根据氢分压对极化电阻、交换电流密度以及极限电流密度的影响估算了氢气氧化反应的表观反应级数。
The empirical reaction order was estimated from the dependence of electrode polarization resistance , exchange current density , and limiting current density on the hydrogen partial pressure ( PH2 ) .
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IGBT极限电流与通态极限功耗的研究
Research on IGBT limiting current and on state limiting power loss
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用La2MoWO9作固体电解质的极限电流型氧传感器
Limiting current type oxygen sensors with La_2MoWO_9 as solid electrolyte
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极限电流氧传感器中Pt/ZrO2电极的极化
Polarization of Pt / ZrO 2 Electrode in Limiting Current Oxygen Sensor
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重点对绝缘门双极晶体管(IGBT)的极限电流与极限功耗进行了研究。
This paper emphasizes the research on IGBT limiting current and on state limiting power loss .
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纳米YSZ基扩散控制极限电流型氧传感器的研究
The study of diffusion-controlling limiting current type oxygen sensor using nanocrystals YSZ based
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配置不同浓度的NaCl盐溶液,研究了料液浓度和流速对电渗析极限电流密度的影响。
With different NaCl concentrations , the effects of liquid concentrations and flow velocity on limited current density in electrodialysis are investigated .
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结果表明:升高电池温度可提高PEMFC的性能及极限电流密度;
The experimental results show that the performance and limited current density of the PEMFC are enhanced with increasing operational temperature .
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在极限电流区,腐蚀产物膜产生破损点,导致电极表面快速溶解,产生严重的点蚀,这就是在该区域极化电位下EIS出现感抗弧的原因。
In the limiting current region , an inductance loop appears on the EIS because the breakdown of the oxides film leads to serious pit corrosion .
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LaBMnO3-ZrO2复合极限电流型氧传感器的制备与性能
Preparation and performance of labmno_3-zro_2 composite limiting current oxygen sensors
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比较了采用交指型极板与常规极板的PEM燃料电池的局部电流密度和伏安曲线大小,指出交指型极板可提高电池的局部电流密度和极限电流密度,从而改善电池性能;
The local current density and limit current density can be improved by adopting the interdigitated flow field , thus the PEMFC performance can be modified .
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用极限电流、循环伏安和阳极极化等方法对低温、高浓度进料条件下Pd/Nafion复合膜直接甲醇燃料电池(DMFC)进行研究。
DMFC with Pd / Nafion composite membrane was studied at low temperature and high concentration by limiting current density , cyclic voltammetry and anode polarization methods .
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目前适用于汽车空燃比控制的传感器主要有三种:氧化物半导体型(TiO2传感器)、浓差电池型(ZrO2氧传感器)、极限电流型。
At present oxygen sensors used in controlling the ratio of air and fuel can be divided into three types : oxide semiconductor sensor , oxygen concentration cell type sensor and limiting diffusion current sensors .
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当Cl-、glue、(NH2)2CS共存于电解液中时,既对铜沉积反应起强极化作用,又使铜沉积过程的极限电流降低。
When Cl - , glue and ( NH 2 ) 2CS coexisted in electrolyte , they have an action of the intense polarization on copper deposition reaction and decrease the density of limit current .
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制作了以纳米(20~30nm)YSZ粉体为原料的电解质基片、Pt电极上带有多孔涂层的扩散控制极限电流型氧传感器。
Oxygen sensor of limiting current type with a porous layer on platinum film electrode to limit the diffusion rate of oxygen was fabricated using the solid electrolyte of nanocrystalline ( 20 ~ 30nm ) YSZ based .
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快速电位扫描获得的Pt电极极化曲线上有波峰出现,相应于溶液中Fe3+还原为Fe2+。波峰缩短了极限电流平台区,成为利用快扫描获得合金蚀刻电流密度的限制性因素。
Peaks on polarization curves of fast sweep of Pt working electrode , which reduced the limiting current region and was the restricting factor to decide the etching current density by high sweep rate of potential , corresponded to the reduction reaction of Fe 3 + to Fe 2 + .
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采用扩散极限电流技术(LDCT)与传热测定同时进行的实验方法分析了池核沸腾中的界面汽化热阱效应。
The method applying the Limiting Diffusion Current Technique ( LDCT ) and heat transfer measurement together is used to separate the effect of interfacial vaporization heat sink in pool nucleate boiling process .
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极限电流型氧传感器工作原理是基于稳定ZrO2固体电解质的氧泵作用,通过气体扩散控制供给阴极的氧而得到极限电流。
The principle of the limit current type oxygen sensor are briefly described , based on this theory , the porous layers type oxygen sensor is made , which diffusion layer is composed of ZrO_2 solid electrolyte and the porous ceramics plate .
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质子交换膜燃料电池极限电流密度分析
Analysis on the limited current-density of proton exchange membrane fuel cell
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升高温度,阳极极化曲线中的极限电流密度值随之上升;
Limited current density in anode polarization curve increases as temperature increases .
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用极限电流法求催化反应速度常数
The Determination of Catalytic Reaction Rate Constant By Means of Limiting Current
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应用拉普拉斯变换推导峰电流与极限电流的关系
Relations between the Peak Current and the Limit Current from Laplace Transform
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极限电流型氧敏元件测试系统设计
Design of Test System for Limiting Current Oxygen Sensor
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极限电流型氧化锆电极氧传感器的研究
Study on Limit-Current Oxygen Sensor Using Zirconia Electrolyte
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讨论了极限电流型氧传感器的结构和原理;
The structure and the principle of limiting current type oxygen sensor were discussed .
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离子交换膜-硫酸铵溶液体系的极限电流密度
The Limiting Current Density in the System of Ion-exchange Membrane and Ammonium Sulfate Solution
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影响电渗析器极限电流密度的因素
The factors of limited current density of electrodialysis
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波导和谐振腔中空间电荷极限电流的研究
A study on the space - charge - limit current in waveguide and resonance cavity
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设计了一套用于测试极限电流型氧敏元件性能的测试系统。
Designed a set of system used to test the performance of limiting current type oxygen sensor .
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借助动态电位扫描分别研究了电流与施加电压的关系,极限电流与氧浓度的关系。
The relations between voltage and oxygen concentration of limiting current were investigated by dynamic scan , respectively .