1) breakdown voltage gradient
压敏电压梯度
1.
The important additions of low-voltage ZnO varistor and the factors of Electrical Properties(breakdown voltage gradient, nonlinear coefficient and current leakage) are summarized.
概述了低压ZnO压敏电阻的重要添加剂的作用,阐述了其电性能“三参数”(压敏电压梯度、非线性系数和漏电流)的影响因素。
2) varistor voltage
压敏电位梯度
3) voltage gradient
电压梯度
1.
By using a voltage gradient program, the eight aromatic amines were all separated well.
以磷酸盐为缓冲溶液 ,考察了pH值、缓冲溶液浓度、各种添加剂 (环糊精、尿素 )和有机试剂对分离的影响 ,在此基础上采用了电压梯度法 ,使 8种芳香胺得到了较好的分
2.
Adding a appropriate amount of SiO2 to ZnO ceramics leads to incrcase a value and voltage gradient of the varistor, to decrease leakage current and to raise withstanding surge current, that results in making ZnO varistors with excellent performance.
实验研究了SiO2对ZnO压敏电阻器性能的影响,在ZnO陶瓷中,添加适量的SiO2可以提高压敏电阻器的α值和电压梯度,降低漏泄电流,提高通流量,能够制造出性能优异的ZnO压敏电阻器。
3.
The AC flashover voltage, voltage gradient along the leakage distance, valid coefficient of creepage distance and the arc advancing path of polluted insulators are related to its materials and configuration.
人工污秽绝缘子的交流闪络电压、沿爬电距离的污闪电压梯度、有效爬电系数及放电发展过程中电弧发展的路径均与其材质和型式有关。
4) gradient voltage
梯度电压
1.
Aim:To develop a type of multifunctional training exanining system of rats controlled by computer gradient voltage automatically driving rats and computer showing, recording and analysis experimental results at right moment.
目的 :研制一种微机控制的大鼠多功能行为训练检测系统 -梯度电压自动驱动大鼠及微机适时显示 ,记录和分析实验结果。
2.
The gradient voltage of electric power transformer under the action of lightning is analysed,and it is pointed out that theoretical analysis can only discover its regularity,and the structural data of longitudinal insulation of an actual coil should be checked and verified against experimental results.
分析了电力变压器在雷电作用下的梯度电压,指出理论分析只能得到其规律性,实际线圈纵绝缘结构数据还应以实验校核。
5) voltage sensitivity
电压灵敏度
1.
The voltage sensitivity of electricity bridge and methods of temperature compen- sation are also studied.
针对机器人腕部及手指所受空间六维力/力矩的测量,介绍了一种新型基于Stewart并联结构的六维力传感器,主要研究该传感器的测量电路,并对电桥电压灵敏度及温度补偿方法作了详细研究。
2.
In this paper, a theorem had been proved that the ratio of voltage variation at different nodes equal to the ratio of voltage sensitivity at corresponding nodes when an element parameter changes in the linear circuits.
在证明线性电路中结点电压变化量比值等于结点电压灵敏度比值的基础上,提出了结点电压灵敏度比值法,通过结点电压变化量比值和结点电压灵敏度比值的比对确定电路的故障元件。
3.
Voltage sensitivity and thermal time constant are the importatnt parameters to describe the performance of an bolometer,and the size of thermal insulative structure is the initial factor to determine them.
电压灵敏度和热时间常数为表征微测辐射热计热性能的两个重要参数,热绝缘结构尺寸是决定性能参数的首要因素。
6) varistor voltage
压敏电压
1.
5% ,the grain size will be enlarged and the varistor voltage V1 mA will be decreased with little change of nonlinear coefficient a.
结果表明:TiO2的掺入能显著促进晶粒生长,降低压敏电压V1mA,但掺入量超过一定值后一方面会生成阻止晶粒继续生长的晶界反应层,促使压敏电压又有所升高,另一方面会生成钛酸铋立方相而引起富铋晶界相含量的减少,导致非线性特性下降。
2.
1% (in mole content), the nonlinearity and the varistor voltage V_(1mA) will be increased.
1%能提高ZnO压敏陶瓷的非线性和压敏电压;但当其添加量大于0。
3.
54 and varistor voltage of 20.
经200℃退火热处理后,多层ZnO薄膜的非线性系数达到61·54,压敏电压20·10V。
补充资料:电压敏效应
分子式:
CAS号:
性质:又称电压敏效应。某些半导体材料的电阻值对外加电压敏感的现象。是由半导体材料的晶界效应引起的。具有非线性伏安特性。这类半导体材料的主晶相主要有氧化锌、碳化硅、钛酸锶、硅、锗、硒化镉和硒等。通常按压敏电压可分为高压、中压和低压三类压敏电阻器。在浪涌吸收、高压稳压,超导移能、无间隙避雷器等方面已获得广泛应用。
CAS号:
性质:又称电压敏效应。某些半导体材料的电阻值对外加电压敏感的现象。是由半导体材料的晶界效应引起的。具有非线性伏安特性。这类半导体材料的主晶相主要有氧化锌、碳化硅、钛酸锶、硅、锗、硒化镉和硒等。通常按压敏电压可分为高压、中压和低压三类压敏电阻器。在浪涌吸收、高压稳压,超导移能、无间隙避雷器等方面已获得广泛应用。
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