查询词典 instantaneous current

According to the instantaneous value of transmission line voltage, the current instantaneous values of shunt reactors and 17 equivalent circuit capacitance can be calculated.

由线路电压瞬时值分别实时计算出流入并联电抗器和流入线路Ⅱ型等值电路两侧电容的电流瞬时值，再从线路每侧电流除去这两部分电流，用得到的新电流瞬时值作常规采样值差动和故障分量采样值差动保护计算。

Considering the variation of the equivalent instantaneous inductance, an new algorithm based on the normalized equivalent instantaneous inductance for the discrimination between inrush and fault current is creatively proposed.

另外，从分析等效瞬时电感的变化入手，创造性地提出了一种基于归一化等效瞬时电感分布特性的识别励磁涌流和故障电流的方法。

We design a fast calculating amplitude method: obtain two instantaneous voltages at first, after that calculate the current voltage virtual value once we get another instantaneous voltage.

我们设计了一种快速计算幅值的方法，只需先采得两个电压瞬时值，之后每采样一个电压瞬时值即可求得当前的电压幅值。

With Matlab simulation software, a research on simulation of harmonic detection means based on instantaneous reactive power theory is carried out, and a detailed analyse of the simulation result is presented. The result indicates: the harmonic detection means based on instantaneous reactive power theory can detect harmonic and reactive component in three-phase current precisely and re...

利用Matlab仿真软件，对基于瞬时无功功率理论谐波检测方法进行了仿真研究，并对仿真结果进行了较为详细地分析，仿真结果表明：基于瞬时无功功率理论谐波检测方法可以准确、实时地检测出三相电流中的谐波电流及无功电流，可为抑制谐波和无功补偿提供可靠的谐波及无功电流分量。

In summary, the drive current by Alfvén waves can be enhanced by plasma rotation The negative magnetic shear is favorable for the efficiency of the current drive by Alfvén waves Moreover, in the reversed shear configuration the current drive due to Alfvén waves in an rotation plasma can obviously change the plasma current profile The Alfvén wave current drive may be useful in controlling the current profile in order to suppress magnetohydrodynamic instabilities.

另外，我们还发现负剪切区域愈大，同时安全因子极小值q〓愈小，对阿尔芬波电流驱动愈好。总之，等离子体极向旋转能够增强阿尔芬波电流驱动，负磁剪切对阿尔芬波电流驱动是有利的。另外，反磁剪切位形下旋转等离子体的阿尔芬波电流驱动可以明显改善等离子体电流剖面。

The topic research, standard device for resistive current tester for zinc oxide surge arrester, can be used for calibration for resistive current tester for zinc oxide surge arrester. The equip functions involve: total current, resistive component of current, capacitance component of current, active power, reference voltage, phase angle, harmonic component of current.

课题研制的氧化锌避雷器阻性电流测试仪标准装置可用于开展氧化锌避雷器阻性电流测试仪的校准工作，项目涉及：全电流、阻性电流、容性电流、有功功率、参比电压、相位角、各次谐波电流分量。

Week 14 Magnetic effect of current, Ampere molecule current hypothesis, current intensity and current density vector, condition of steady current, magnetic field of steady current, magnetic induction vector B;Biot-Savar- Laplace law and its application.

第14周电流的磁效应；安培分子电流假说；电流强度和电流密度矢量；稳恒电流的条件；稳恒电流的磁场；磁感应强度矢量B；毕奥-萨伐尔-拉普拉斯定律及应用。

Week 1 Magnetic effect of current, Ampere molecule current hypothesis, current intensity and current density vector, condition of steady current, magnetic field of steady current, magnetic induction vector B;Biot-Savar- Laplace law and its application.

电流的磁效应；安培分子电流假说；电流强度和电流密度矢量；稳恒电流的条件；稳恒电流的磁场；磁感应强度矢量B；毕奥-萨伐尔-拉普拉斯定律及应用。

The outward rectifier K+ current current was the dominant K+ current in the whole cell currents in Deiters' cells. In the presence of 200μ M linopirdine, the Ik current was not significantly effected. Our findings demonstrated that the KCNQ heteromeric or homomeric potassium channel may be the molecular basis for the peak outward K+ current and testified that the inward IKn current is mediated by KCNQ potassium channel.

在细胞外液中，加入100 μmol/L利诺吡啶后，OHCs中的四乙基二乙胺敏感的钾电流峰电流成分被抑制，稳态电流幅值减小，且电流的失活时间常数明显延长；在细胞外液中加入100 μmol/L和200 μmol/L利诺吡啶后，OHCs的内向性钾电流IKn被完全抑制；而细胞外液中利诺吡啶终浓度为200 μmol/L 时，Deiters细胞的外向整流性钾电流幅值无明显变化。

After the application of this model to the MITL-A of Sandia Z-accelerator, it is found that: the formation process of magnetical insulation leads to the increase of line current and the decrease of line voltage; If the initial line current is infinite, the terminal line voltage and current are almost the same as the initial ones; If the ratio of the terminal space-electron current to the terminal line current is less than 10%, the change of terminal line voltage and current of the MITL-A relative to the initial is less than 5%.

将模型应用于Z加速器的MITL-A发现：磁绝缘形成过程将导致线电流增加和线电压降低；如果初始时刻的线电流无限大，则终止时刻的线电压和线电流与初始时刻相同；当终止时刻的空间电子电流在线电流中的比例小于10%，则MITL-A终止时刻的线电压和线电流较初始时刻的变化在5%以内。

Sodium citrate; calcium carbonate; calcium hydroxide; potassium bicorbonate; magnesium carbonate; ferrous sulphate; Zinc sulphate; copper sulphate; manganese sulphate; potassium iodide; sodium selenite.

柠檬酸钠；碳酸钙；氢氧化钙；碳酸氢钾；碳酸镁；硫酸亚铁；硫酸锌；硫酸铜；硫酸锰；碘化钾；亚硒酸钠。

All this to say that I'm glad filmmaking hasn't become completely ironic. I can enjoy an ironic film as much as the next person, but they usually involve a message of some sort. One that's delivered in a smirkingly clever way that requires little in the way of talent.

所有这些都是说，我很高兴电影制作没有变成完全讽刺艺术，我可以和下一个人一样享受讽刺电影的乐趣，虽然他们经常会被划归到一定级别，技术方面不需要很高的才能。