Using electric conducting magnesia carbon brick as fuenace bottom anode has the features of erosion resistance and easy repair. 导电镁碳砖作底阳极具有耐侵蚀、易修补等特点。
The experimental result showed that the open circuit voltage ( OCV) increase with the improvement of the PTFE contents in anode diffusion layer, and the cell resistance increases with the improvement of the PTFE contents in diffusion layer. 研究结果表明,电池开路电压随着阳极扩散层中PTFE载量的增加而上升,电池内阻也随着扩散层中PTFE载量的增加而增加。
The positive shift of the potential over the adsorption potential is the main reason of desorption of RA on the anode, which then increases the interface capacity and decreases the transfer resistance. 电位正移到脱附电位以上是RA阳极脱附的主要原因,这时它使表面电容Cd显著增加,传递电阻Rt明显减小。
The anode plate made of low Ag-Pb-Ca alloy is being applied into the production of EMM. It has advantages over the anode made of Ag-Sb-Pb alloy in lower cost, corrosion resistance and longer working time. 低银铅钙合金阳极板正在电解金属锰生产中推广使用,与银、锑、锡、铅四元合金阳极相比具有成本低、耐腐蚀、寿命长优点。
It also makes PbO of anode film easier deoxidized, and can restrain the creation of PbO in the corrosion film, so the resistance of anode film is reduced, and the capability of deep cycle can be increased. 富铈稀土能抑制阳极膜中的PbO生长,生成的PbO也易于还原,降低阳极膜的阻抗,提高板栅合金的深循环性能;
Compared with measure results, it was known that along with anode consumed, anodic resistance and voltage-drop became more and more small. In the mean time, the voltage drop in resistance is very high because of the heavy current, and then measuring accuracy is enhanced. 与现场测试对比,认为随着阳极消耗,电阻、压降都随之下降。同时,由于电流值较大,在小电阻上的压降较高,从而使测量准确度提高。
Optimization of the anode catalyst layer and ionic resistance determination for DMFC DMFC阳极催化层离子电阻的测定和优化
The result showed that the anode is charateristic of low electrode resistance, long life and lower cost. 测定极化曲线和强化电解表明此阳极具有制备成本低、电极电阻小、寿命长,且能制成大面积的优点。
The increasing of surface roughness of non-porous electrodes can also increase biomass on the anode and decrease anodic internal resistance. 增加非多孔电极的表面粗糙度也可增大阳极上的微生物量,同时还能降低阳极的内阻。
It is characterized by such strong points as low anode potential, small interface resistance, compactness of PbO_2 depositing coating, and small edge effect, etc. 该电极具有阳极电位低、界面电阻小、PbO2沉积层致密无针孔、边缘效应小的优点。
Becoming changed anode was contrasted with new one, anodic resistance fell around by half, if electric current was equal, anodic voltage-drop fell by half. 临换极和新极相比,电阻约下降一半,在电流相等的条件下,阳极压降下降一半。
Cu-Ni-Al anode possesses excellent resistance to oxidation and corrosion than that of Cu-Ni-Fe anode. Cu-Ni-Al的合金阳极的抗氧化性好,相比之下Cu-Ni-Fe合金稍差些;
Humidification of membrane and fuel cell performance improves when the anode humidified temperature increases, the saturation in diffusion layer decreases and fuel cell performance improves when the fuel cell working temperature increases, the resistance of diffusion layer decreases and the performance improves when the porosity adds. 随燃料电池运行温度的提高,扩散层中液态饱和度下降,燃料电池性能提高;随气体扩散层孔隙率增加,气体扩散层阻力减小,燃料电池性能提高。
Nano metal materials made by electro-deposition on aluminum anode oxide ( AAO) film has unique superiority over other materials. The characteristics of giant magnetic resistance has especially drawn people's attention and has been researched deeply in recent years. 以铝阳极氧化膜为模板制备纳米金属材料具有独特的优越性,尤其是其巨磁阻的特性颇受人们关注,近年来研究取得较大进展。
The influences of anode sub-layer on the performance of direct methanol fuel cell ( DMFC) were studied by investigating the polarization curve, SEM photograph and inner resistance of the membrane electrode assembly ( MEA) which had a anode sub-layer. 通过考察有阳极整平层(sub-layer)的膜电极组件(MEA)的极化曲线、SEM图和内阻等,研究了阳极整平层对直接甲醇燃料电池(DMFC)性能的影响。
This paper presents the performance of metal oxide anode material, deployment and configuration of anode ground bed, and makes contrast of grounding resistance and protective potential between metal oxide anode and Duriron anode. 文章介绍了金属氧化物阳极材料的性能、阳极地床的布置及结构,并对比了金属氧化物阳极与高硅铸铁阳极的接地电阻和保护电位。
At present people become very interested in metal bipolar plate, though the problems that the existence of anode corrosion while it is working and the increase of cathode contact resistance for oxidation have not been resolved. 金属双极板已得到广泛关注,但金属双极板必须解决在电池阳极侧工作电位范围内的腐蚀问题和在阴极侧因氧化导致的接触电阻增加的问题。
Since laser weld is narrow, and the anode protection effect of zinc on the base metal was not destroyed, the joint has good corrosion resistance. 激光焊缝窄,基材锌层阳极保护作用得以保存,激光焊接板仍具有较好耐蚀性。
Anodic voltage-drop of prebaked anode aluminum electrolysis cell was around seized of 10% of cell voltage. Hence to master the alternation regularity of anodic resistance and voltage-drop could provide indispensable foundation to energy saving. 铝电解槽的阳极压降约占槽电压的10%,因此掌握阳极电阻、压降的变化规律能为节能降耗提供必要依据。
The paper introduces advances in catholic protection techniques and actual applications in power source, such as strip sacrifice anode, assistant anode, anode's bed resistance reducer and measuring methods etc.. 文章从电源、带状牺牲阳极、辅助阳极、阳极地床减阻剂、检测方法等方面介绍了阴极保护技术的进展及应用现状。
Nickel ferrite-based cermets have become the key study object of inert anode for its high strength, good stability at elevated temperature, good corrosion resistance and so on. 镍铁尖晶石陶瓷基惰性阳极具有高温化学稳定性好、抗熔盐腐蚀能力强等优点而成为铝电解研究的重点。
Area ratio and the ratio of cathode and anode corrosion resistance were two major factors. 阴阳极面积比以及阴极材料的耐蚀性能是电偶腐蚀的两个最主要的影响因素。
The anode adheres very well to the electrolyte membrane, which can significantly reduce the ionic resistance. 这样制备的阳极膜与电解质层结合非常紧密,可以大大降低离子界面电阻并防止了阳极在运行过程中的剥落。
The EIS results showed that since the stability of anode passivation layer was strengthened, the corrosion resistance of lead-antimony alloy was improved. 3. 交流阻抗测试的结果表明,铅锑合金经过熔体结构转变形成的钝化层稳定性增强,合金的耐腐蚀性能得到了提高。
General requirements about the anode are high conductivity, small internal resistance, stable anodic potential, chemical stability and good biocompatibility. 一般要求阳极导电性强、内部电阻小、电势稳定、化学稳定性和生物相容性好。
It has determined that the resistance of the SEI film is increased almost linearly during prolonged electrochemical cycling within 4-10 cycles. However the total interface resistance between the graphite anode and the electrolyte solution is decreased due to the decrease in charge transfer resistance. 在电化学循环伏安扫描4~10周范围内,SEI膜电阻随循环扫描周数的增加近似线性增长,但石墨负极/电解液界面总阻抗反而减小,归因于电荷传递电阻的降低。
Besides, the surface layer of the composite anode formed after electrolysis for 120 h is dense and homogeneous, and the corrosion resistance is significantly improved. Less lead is dissolved in the electrolyte and quality of the cathodic zinc product is improved. 在电解120h后,其表面膜层紧密、均匀,电解液中Pb溶解减少,其耐腐蚀性能大大增强,阴极电锌质量明显提高。
The results indicate that with the increase of anode thickness, the polarization resistance decrease first, and then increase. It has a minimum value in appropriate thickness. 研究发现,随着电极厚度的增加,电极的极化电阻值先减小而后又增大,在一定厚度时有最小值。