在线路发生弧光短路时,也能快速实现保护。
When the arc short circuit happens, this way can also give fast protection.
工频短路时变电站内短时电场强度达到22。
The short-time electric field strength of 2 m above ground reaches 22.
因此,当你感到大脑短路时,或许该去打个盹儿啦。
当安定器意外短路时,安定器自动停止工作,避免损坏。
When stabilizer incurs suddenness, standing in short circuit condition, stabilizer stop working automatically, avoid damaging.
限流电阻(R)保护扫描卡在测试样板被短路时不被损坏。
The current limiting resistors (r) protect the scanner CARDS from damage if the test coupon develops a short circuit.
这暴露年底允许短路时,将设立它涉及的工作开始时焊缝。
This exposed end allows a short circuit to be established when it touches the work at the start of the weld.
它限制每个电容器的充电电流,并在电容器发生短路时保护继电器。
It limits the charging current of each capacitor and also protects the relays in case a capacitor becomes short-circuited.
分析了树脂浇注干式变压器短路时内外绕组产生应力的机理及其后果。
The mechanism of stresses generating in internal and external windings and its consequence are analyzed in this paper.
并根据电磁基本原理推导出空载,负载和短路时的电压、电流和漏抗的计算公式。
Based on the fundamental of electromagnetics, are summarily derived idle, load and short-circuit voltage as well as current and leakage reactance formulas.
但是短线路在两相短路时,由于测量电压的误差会放大,可能引起距离保护的超越。
Because the voltage measuring error increases when phase to phase short circuit occurs, distance relay protection will act improperly.
当充电机内部温度过高或电池反接以及出现意外短路时,自动关闭输出,停止充电。
Upon excessive internal temperature or reversed battery connection or unexpected short-circuit, the charger automatically turns off the output and stops charging.
本文主要论述了电力系统中母线上发生三相对称短路时,其动稳定和热稳定的校验问题。
This paper discusses the short-circuit verifying of wires in dynamic stability and heat withstand while the wires are chosen in the design of power system.
火灾中短路发生时周围的环境气氛对短路时导线上形成的熔化痕迹特征具有决定性影响。
The ambience has a critical effect on the characteristic of bead formed by fuse breaking of the electric copper wire in fire.
这时串联的电阻器可以小得多,因为其作用只是防止电压源过载以及电容器短路时损坏二极管。
The series resistor can be much smaller since it is only needed to prevent overload of the voltage source and damage to the diode if the capacitor becomes short-circuited.
选用站用电系统设备时应满足短路时的动、热稳定,开断电流,开关上、下级的选择性等要求。
It should satisfy dynamic stability, thermal stability, switched-current and switch up-down selectivity in a short circuit while selecting the pumping station using electricity system equipments.
本文首先根据系统发生三相对称短路时的短路电流,给出了三相矩形母线短路电动力的解析表达式。
The expression for short-circuit electrodynamic force of rectangular bus bars on the basis of the calculation of three-phase symmetry short-circuit current was fi.
本文提出了GTR短路时的数学模型,并应用这一模型对GTR自保护驱动电路保护死区短路功耗进行了计算。
The mathematical model which is used to calculate the dead zone power consumption when GTR is on short circuit is provided.
文中分析了各种情况下的CT饱和及短路时的差流波形,提出了基于差流谐波波形特点的判别CT饱和的方案。
On this foundation , put forward a new method to distinguish CT saturation based on the characteristic of differential current harmonic waves.
本文给出了一组改进的估算同步发电机在空载状态下发生出线端突然短路时可能达到的最大电磁转矩近似表达式。
The double-winding generators were analyzed using a method for analyzing the electromagnetic torque after a sudden short circuit in a 3-phase synchronous generator.
为了限制逆变器桥臂直通短路时故障电流的上升率,可以在装置的直流侧安装一种称为“环流保护电路”的附加电路。
In order to restrict the rising rate of fault current caused by short circuit on one arm of bridge of inverter, a kind of device named current loop protection circuit can be adopted.
根据大量低压电弧短路实验的结果,用概率统计方法导出低压电弧短路时的电弧电压模型及电弧短路电流的计算公式。用这些公式计算的最小电弧短路电流与实验结果吻合。
This paper presents the model of arc voltage and the formula of calculation of arc current based on a large number of experiments of arc short circuit in low voltage networks.
玛丽担心自己在演讲时头脑短路了。
Mary had feared the day she would draw a blank during a presentation.
晶体管提供了类似让吊桶倾倒的作用——每当被触发时它就使电容短路。
The equivalent of the bucket tipping is provided by a transistor which shorts out the capacitor when triggered.
当一根银丝极到达金线时,它将形成一种短路,从而导致电导发生一种惊人的变化。科学家可以容易地对此进行检测。
When a silver filament reaches the gold, it forms a short circuit, causing a dramatic change in conductance, which is easily detectable.
电工解释道,如果老鼠在咬线时,它的尾巴与金属接触就肯定可以将保险丝短路。
The electrician explains that if the rat’s tail touches metal while it’s chewing on the wires, it’s enough to short out the fuse.
在一个小型的测试环境下,我们想演示在使用路由信息协议(rip)和开放式最短路径优先协议(OSPF)时各种不同的负载平衡情形。
Working with a small test network, we wanted to demonstrate various load-balancing scenarios with Routing Information Protocol (RIP) and Open Shortest Path First (OSPF).
当触点闭合时,这些器件则被短路,因此它们的效果只有在开关开路时才能看到。
When the contact is closed, these are shorted, so their effect is only seen when the switch is open.
这样做的好处是,一旦某一线路发生短路或其他问题时,停电的范围小,不会影响其他几路的正常工作。
The advantage of this is that once a short circuit or other problems occur, the scope of the power outage is small, will not affect the normal work of other roads.
这样做的好处是,一旦某一线路发生短路或其他问题时,停电的范围小,不会影响其他几路的正常工作。
The advantage of this is that once a short circuit or other problems occur, the scope of the power outage is small, will not affect the normal work of other roads.
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