查询词典 current

The result of simulation shows that it is effective for the accurate discrimination of magnetizing inrush current and internal fault current.

仿真测试结果验证了该方案是切实可行的，能够准确识别各种变压器状态下的励磁涌流和故障电流。

It can control startup current and avoid the inrush of the current for smooth running.

软起动可以控制电动机的起动电流，减少起动过程中电流过大对电网和设备的损坏，保证电动机平稳运行。

The difference between inrush current and short-circuit current is the focus of electrical specialist.

如何区分变压器励磁涌流和短路电流是众多学者研究的热点问题之一。

It can control startup current and avoid the inrush ofthe current for smooth running.

软起动可以控制电动机的起动电流，减少起动过程中电流过大对电网和设备的损坏，保证电动机平稳运行。

In the area of sharp depth change, the pattern of average current field varies sensitively with wind speed change, while in the area of flat and gentle bottom, insensitively. The current direction in shallow water was consistent with the direction of the wind, while against the wind direction in deeper water and responded slowly.

在水深水平变化较大的区域，垂直平均流场结构对风速变化的响应较为敏感，易形成环流，浅水区垂向平均流向和风向一致，深水区则和风向相反；水深变化较小的水域，流场结构对风速变化的响应则较为迟钝。

Therefore, a new theory of space vector reactive power is presented in this dissertation, where instantaneous reactive current and instantaneous active current are defined, based on the new theory.

作为治理电网污染、提高电网稳定性和改善电能质量的一项关键技术，有源滤波技术已成为电力电子技术应用中的一个比较新的研究课题。

The instantaneous current when the transistor is turned on is very high and some small-signal transistors will not deliver the required current.

瞬时电流，当晶体管处于开启状态非常高，一些小信号晶体管将无法提供所需的电流。

Basing on analyzing the work principle of the current control methods, it can be given the detailed derivation process basing on the grid and inverter pulse width modulation algorithm and the duty cycle of the instantaneous current control.

在分析了电流控制方法工作原理的基础上，给出了基于瞬时电流控制的并网逆变器的脉宽调制算法和占空比的详细推导过程。

Harmonic current; reactive current; instantaneous reactive power theory; matlab simulation

谐波电流；无功电流；瞬时无功功率理论；Matlab仿真

The relationship between the instantaneous value of measured current and the temperature rise was deduced,and the mathematical model of the current transformer was established.

论文中推导了被测电流瞬时值与温升的关系，得到光纤电流互感器的数学模型，利用这一模型，理论上证明了传感器温度输出能准确跟随电流瞬时幅值的变化，量值上有确定关系，能够用来测量电流瞬时值的绝对值。

When this condition occurs, inbound replication with the source partner is stopped on the destination domain controller and event ID 2042 is logged in the Directory Services event log.

计算机密码学是研究计算机信息加密、解密及其变换的科学，是数学和计算机的交义学科，也是一门新兴的学科。

Instructions: click on the thumbnails to see a larger image, then use the left-right arrow keys to scroll through the slideshow.

使用说明：滑鼠点在小图上即可放大观赏。开启后键盘左右键可用来换照片。