The study shows that gelatin can increase cathodic superpotential, cathodic current efficiency and specific resistance.
研究表明:明胶能增大阴极过电位,能提高阴极电流效率,提高电解液的比电阻。
Table listed cathodic current density and average load in different plating solutions, thereby tank size was calculated.
列表说明各镀种阴极电流密度、平均装载量等数据,由此计算所需设置的镀槽尺寸。
The magnetic hysteresis curve of iron foil prepared by electrodeposition in different cathodic current densities and temperature was tested.
测试了电沉积溶液温度和阴极电流密度变化时电沉积铁箔的磁滞回线。
In some cases, the use of pulse current still can reduce the lumber, improve the hydrogen cathodic current efficiency, thus reduce pinhole, striped and hydrogen brittleness, etc.
在某些场合下,使用脉冲电流还可以减少氢的析出、提高阴极电流效率,从而减少针孔、条纹和氢脆等。
It could help not only to increase the cathodic current efficiency of the chromium-plating solution, but also to obtain smooth appearance, high hardness and wearability of chromium electrodeposits.
该法既提高镀铬液的阴极电流效率又降低生产能耗,可获得光亮平滑、硬度高、结合力好的镀铬层。
Stable electric insulation to reduce cathodic protection current.
稳定的电绝缘性,降低阴极保护电流。
The stray current is produced by the cathodic protection system itself.
这种杂散电流是阴极保护系统自己生成的。
In addition, inside structure of ballast water tank is very complex, shield effect to protective current also becomes a key problem in cathodic protection design.
另外压载水舱内部结构复杂,“屏蔽效应”对保护电流分布的影响也成为阴极保护设计中的关键问题。
Electrochemical corrosion of metal and principle of the applied current cathodic protection are expounded.
论述了金属的电化学腐蚀和外加电流阴极保护原理。
This article presents the selection and application of PID control which ACTS as the intelligent control core in the ship's impressed current cathodic protection system.
本文介绍了在舰船外加电流的阴极保护系统中,作为智能控制核心的PID控制的选择与应用。
The sacrificial anode cathodic protection features no power source, simple management and even current distribution. It is well received especially on special shaped structure.
牺牲阳极法阴极保护因其不需电源、管理简单、电流分布均匀,特别是对于形状特殊的构筑物。
Through adding assistant complexing agent and controlling initial current density, cathodic polarization was intensified in cyanide-free electrolyte.
通过添加辅助络合剂和控制起始电流密度的方法,可以增强无氰电镀时阴极的极化。
Main application: It is Widely applied to the impressed current cathodic protection of oil drilling platform at sea, buried pipeline and cables under ground.
主要用途:高硅铸铁阳极广泛应用于海上石油钻井平台、地下管道、地下电缆等设施的外加电流的阴极保护。
Results show that it is difficult to make cathodic protection on bare steel because of large current density, and that cathodic protection is suitable for coated steel.
试验结果表明,对裸钢采用阴极保护时,所需电流密度较大,实施难度较大;而对有涂层的钢则更宜采用阴极保护措施。
There are two basic methods of applying cathodic protection to a metallic structure in contact with an electrolyte. These are galvanic cathodic protection and impressed current cathodic protection.
有两种对电解质中金属表面提供阴极保护的基本方法,它们是原电池阴极保护和外加电流阴极保护。
Specific cathodic protection methods, including titanium based anode for impressed current system and Zn sheet anode for sacrificial anode system, are introduced.
重点介绍了阴极保护的具体做法,一种是以钛基阳极作为辅助阳极的外加电流法,另一种是采用锌板阳极的牺牲阳极法。
This product scope including soil directly bury cable tray installed in the submerged in water and Marine mud buried in the free flow of water device laid impressed current cathodic protection system.
本产品的适用范围包括土壤中直接埋设、电缆桥架中安装、浸没在水中、埋设在海洋泥浆中和自由流动海水装置中铺设的外加电流阴极保护系统。
Impressed current cathodic protection technique is a kind of efficient measures for avoiding and slower the metal corrosion, so it was used more and more widely.
强制电流阴极保护技术是防止和缓解金属腐蚀的有效措施,因此得到了广泛应用。
The minimum magnetic field intensity needed to induce significant effect on cathodic limiting diffusion current density decreased with increasing ferric ion concentration.
引起极限扩散电流密度明显增加的临界磁场强度随三价铁离子浓度增加而减小。
Therefore it is significant to find a simple method to describe the distribution of potential and current density under the cathodic protection.
由此可见,寻找一种能满足工程要求的简单方法来求解船体的保护电位及电流密度分布问题具有重要意义。
At the same cathodic polarization potential, the anodic dissolution current of the B was smaller thanA and c.
在同样的阴极极化电位下,B钢的阳极溶解电流也明显小于后两者。
The status of realization of variable polarity current waveform, arc stability, cathodic cleaning mechanism and keyhole detection is introduced in this paper.
介绍了国内外在实现变极性电流波形、电弧稳定性、阴极清理机理、小孔信号检测等方面的研究现状。
The 2-d finite element method was an effective method to calculate the potential and current density distribution of cathodic protection fields.
有限元法已被证明是计算阴极保护场中电位、电流密度分布的有效方法。
It was found apparently from the metal fog that the applied cathodic polarization current can inhibit the electrochemical dissolution of aluminium but is not so effective on the chemical dissolution.
从金属雾的外观可以判断:外加的阴极极化电流能够抑制金属的电化学溶解,但是化学溶解作用继续发生。
Normally cathodic protection is acquired by sacrificial anodes or impressed current.
阴极保护常采用牺牲阳极法和外加电流法。
The system of applied electric current cathodic protection for concrete reinforcing bar painted conductive coating in simulated ocean environment was introduced.
介绍了模拟海洋环境的混凝土钢筋导电油漆型外加电流阴极保护系统。
The current of stainless steel cathodic oxygen reduction electricigenic permeable reactive barrier (CORE-PRB) is limited though stainless steel fiber has many advantages to act as the electrodes.
不锈钢毛虽然用作阴极氧还原产电生物反应栅(CORE-PRB)的电极材料虽然有很多优点,但是反应电流较小。
It is an exposition of current consumption and economic results of disconnected electrowinning, of continuous electrowinning and of electrowinning of controlling cathodic potential.
对采用间断电积法、连续电积法、控制阴极电势电积法净化铜电解液的电耗和经济效益作了论述。
It is an exposition of current consumption and economic results of disconnected electrowinning, of continuous electrowinning and of electrowinning of controlling cathodic potential.
对采用间断电积法、连续电积法、控制阴极电势电积法净化铜电解液的电耗和经济效益作了论述。
应用推荐