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1)  current pulse
电流脉冲
1.
This paper introduces a portable instrument based on computer control which can implement in MOSFET single ions effect dynamic test ,and which can also test burnout current pulse without destructive MOSFET.
它能对MOSFET在不烧毁情况下进行反复测试 ,捕捉其烧毁电流脉冲 ,并可以通过计算机对MOSFET的栅源电压进行连续调节 ,对漏源过电流保护。
2.
Record insulator current pulse count variety,change of leakage current and peak data,indicates the factor of insulator flashover.
1000kV输电线路用盘形绝缘子临近闪络时泄漏电流的临界电流Ic值为500mA,明显小于500kV长串绝缘子闪络的临界电流值Ic水平;而超过一定幅值的电流脉冲频度明显大于500kV长串绝缘子的电流脉冲频度水平。
2)  pulse current
脉冲电流
1.
Study on optimal current density to annealing Fe-based amorphous wire by pulse current;
铁基纳米非晶丝脉冲电流退火的最佳电流密度研究
2.
Effects of Pulse Current with Varying Voltages on Solidification Microstructure of Pure Aluminum;
不同电压下脉冲电流对纯铝凝固组织的影响
3.
Processing of the Ni—Cr alloy by pulse current electro chemical polishing;
镍铬合金钢脉冲电流电化学抛光工艺研究
3)  electropulsing
脉冲电流
1.
Residual stress release in quenched 40Cr steel under electropulsing;
脉冲电流作用下40Cr钢淬火残余应力的消除
2.
Ultrafine-grained structures in cold-worked H59 brass under the electropulsing treatment;
高密度脉冲电流处理后冷轧H59黄铜的超细晶结构
3.
Effects of Electropulsing on the Microstructure, Mechanical Properties and Thermal Fatigue Behaviors of Die Steel Heat Affected Zone
脉冲电流对模具钢热影响区组织、力学性能和热疲劳行为的影响
4)  electric current pulse
脉冲电流
1.
Experimental study on crack healing in steel using electric current pulse technique;
在脉冲电流作用下钢中裂纹的愈合
2.
Effect of electric current pulse on shrinkage cavity and porosity in casting ZA27 alloy;
脉冲电流对铸造ZA27合金中缩孔和疏松的影响
3.
The research actualities of electric current pulse on improving metal solidification structure are overviewed.
综述了脉冲电流在改善金属凝固组织方面的研究现状。
5)  Pulsed Current
脉冲电流
1.
Higher density pulsed current,whic h is considered as an external transient energy and an environmental appl ying work poured into a melt during solidification,is used to refine solidificati on structures of 2024Al -alloy with t he higher melting tem-perature in the present paper.
研究了把高密度脉冲电流以外部瞬间能量和环境作功的形式注入到凝固过程中的高熔点2024铝合金熔体以细化其凝固组织。
2.
The effect of pulsed current and pulsed magnetic field on the solidification structures of LY12 aluminum alloy was studied.
在LY12铝合金凝固的过程中施加脉冲电流或脉冲磁场,研究脉冲电流或脉冲磁场对这种合金凝固组织的影响。
6)  pulse electric current
脉冲电流
1.
Effects of Pulse Electric Current on Directional Solidification Structure of Al-4.5Cu Alloy;
脉冲电流对Al-4.5Cu合金定向凝固组织的影响
2.
Solidification Structure of LY12 Alloy under Pulse Electric Current with High Density;
高密度脉冲电流作用下LY12铝合金的凝固组织
3.
The results show that high frequency pulse electric current can refine and crinkle graphite flake, decrease the dimension of eutectic cell.
采用频率高于1000Hz的高频脉冲电流,在不同的电流参数下,对HT150灰铸铁进行脉冲电流处理。
补充资料:恒电流双脉冲法
分子式:
CAS号:

性质:对于快速电极过程,单一的电流阶跃法受到双电层充电的限制。为此提出了恒电流双脉冲法。即让两个恒定脉冲电流依次通过电极。第一个电流脉冲的幅值i1很大,但持续时间很短,用以对双电层进行快速充电;然后紧接着加第二个电流脉冲,它的幅值i2较小而持续时间较长。记录电势-时间曲线,。如果调节第一个脉冲的幅度和脉宽,使第二个脉冲开始处,电势-时间曲线的斜率为零,此时双电层既不充电,也不放电。所以i2全部是法拉第电流。用这种方法可以测量溶液电阻、迁越电阻和双电层电容。此法适用于测量较小的迁越电阻或真实面积较大的电极体系。

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