In practical projects, while an asynchronous motor starting, the drop of voltage on the bus bar must be within the limits which is stipulated by the national standard.
在工程实际中,电动机起动时引起的母线电压下降不能超过规定值。
This paper is intended to improve the regular structure of driving circuits by an analysis of factors that cause instant power drop of voltage in the multiple output of digital IC chips.
通过分析数字集成芯片多输出中电源电压瞬间下降的原因,对常规驱动电路结构进行改进。
In order to overcome the weight of cable itself and voltage drop when lifting height is over100m we use cable trolley.
为了克服100米以上提升高度时过大的电缆自重和电压降,配有电缆滑车装置。
Use only high grade insulated wiring of suitable capacity. Undersized wires will cause resistance and consequent voltage drop.
只使用具备适当容量的高级绝缘电线。尺寸过小的电线会造成电阻和随之的电压降落。
Because of the low test current level used, a very sensitive voltmeter is required to measure the voltage drop, which is usually in the microvolt range.
由于所使用的测试电流很低,所以就需要非常灵敏的电压表来测量这种通常在微伏范围的电压降。
While two contacts supply a constant current, the other two contacts measure the voltage drop across a portion of the sample.
其中两个探针提供恒定的电流,而另外两个探针测量一部分样品上的电压降。
A dynamic voltage restorer (DVR) instantly reacts to drop in line voltage and restores missing portion of waveform from an energy storage device (eg. battery).
动态电压恢复器(DVR)对线路电压的跌落迅速作出响应,并通过储能装置(如蓄电池)恢复电压波形的失去部分。
Analyzed failing cause of mode-frequency to load voltage drop for generating set, provided regulated method of cable voltage-drop compensation device.
分析了发电机组中频加载掉电压故障发生的原因,提出了电缆压降补偿装置调整方法。
Otherwise, the current drawn from the cell electrodes will cause a voltage drop across the internal resistance of the electrode and may polarize the cell.
否则,从电池电极吸取的电流将会在电极的内阻上产生电压降并可能使电池极化。
The author evaluated the output voltage drop owing to the commutative process and armature reaction in detail by means of the analysis of the existent system and the dynamic simulation experiments.
作者通过对实际系统的分析和动态模拟试验的验证,对其由于换相及电枢反应引起的输出电压降低作了较为详尽的、定量的分析。
If the instrument is being used to measure a small voltage drop resulting from the flow of current through a resistor, the following procedure will result in a proper zero.
如果用仪器来测量电流流过一个电阻器所产生的小电压降,那么采用下述的方法可以得到合适的零点。
It can be used to set current, automatically detect the voltage drop of the two slip ring electrodes in a certain current, and the insulation resistance and leakage between the slip ring and the axis.
可以设定电流,自动检测集电环两个电极在一定电流下的电压降,并且还可以检测集电环与轴之间的绝缘电阻及漏电流。
The value of voltage drop and loss of variation of inductancedepend upon load loop inductance in superconducting film.
电压降及相应的这部份损耗决定于负荷电流在薄膜上的回路电感。
As the increase of power dissipation and the decrease of power voltage value, voltage drop becomes more and more serious.
随着功耗的增加和电源电压的降低,电压降落变得越来越严重。
The main factors influencing the cell voltage of electrolyzers of 30dd350 type are analyzed. They are membrane voltage drop, unit cell voltage drop, and solution voltage drop.
分析了离子膜烧碱生产过程中30dd350型电解槽电压的主要影响因素:膜电压降、降和溶液电压降。
The effect on the generator excitation magnetic field is different when the capacity and power factor of load are different, and the effect on the internal impedance voltage drop is different, too.
而不同容量的负载,以及负载的不同功率因数,对同步发电机励磁磁场的作用是不同的,对同步发电机的内部阻抗压降的作用也是不一样的。
There is sufficient capacity to connect to the power of this machine, voltage drop of not more than 10 percent.
有足够的容量的电能连接至本机,电压降幅不大于10%。
The major advantage with these types of switches is that the voltage drop across it during conducting and non-conducting states, is ideally zero.
主要优点是与这些类型的交换机是压降,它在开展和非导电国,是最理想的零。
The effective methods for low voltage of electrolyzer were that power consumption and distances between poles were decreased, and voltage drop between solutions of poles was reduced.
为了获得低的槽电压从而降低电耗,缩短电极间的距离,减少电极间溶液的电压降是非常有效的方法。
This technique eliminates lead resistance by forcing a current through the sample with one pair of leads while measuring the voltage drop with a second pair of leads.
这种技术强制电流通过一对引线流过样品,而用另一对引线测量其电压降从而消除引线电阻的影响。
It is very important for both decrease of cell's voltage and energy consumption if the approaches to decrease the anode's voltage drop can be found.
研究阳极电阻变化规律,找出在现有的技术条件下降低阳极压降的途径,对降低槽电压、降低能耗有重要意义。
In this paper, the effects of graphite content on the contact voltage drop of CNTs-Ag-G composites fabricated by means of powder metallurgy are studied.
采用粉末冶金法制备碳纳米管-银-石墨电接触复合材料,研究石墨含量的变化对复合材料接触电压降的影响。
The importance of X-ray inspection, withstanding voltage test and voltage drop control were emphasized.
强调了X射线检查、耐电压检测、电压差管理等在质量管理上的重要性。
The contact voltage drop was low in the initial stage of wear, then rose to a certain level, finally became stable.
结果表明:在电磨损初期接触电压降较小,随着时间延长,接触电压降上升并趋于稳定;
The amount of voltage used up for each resistor is called the voltage drop across that resistor.
每一电阻所消耗的电压量称为该电阻上的电压降。
The dynamic voltage restorer is designed as unilateral energy flow equipment which can compensate continuous voltage sag or swell resulted from the voltage drop of power cable.
动态电压恢复器采用单向馈能电路结构,可以在能量单向流动的情况下,实现对因电缆压降而产生的电压暂降或暂升的持续补偿。
Refers to the electrical generator rated voltage at rated operation conditions, the terminal voltage after the rectifier and the deduction of the DC link output voltage drop.
发电机额定电压指电机在额定工况下运行,其端子电压整流后并扣除连接线压降的直流输出电压。
The causes of voltage drop were analyzed.
分析了电压下降的原因;
This article describes the design principle of the device and its parts, analyses the safe current-carrying capacity, voltage drop, sliding contact and are extinction performances of the device.
文章介绍了装置的设计思想和部件设计原理,对产品的安全载流、电压损失、滑接性能、灭弧性能进行了分析。
The results show that the forward conduction voltage drop reduces while the temperature increases and the current balance coefficients of converter in creases with temperature rising.
结果表明,晶闸管正向压降随温度升高而降低,从而引起变流装置的均流系数随温度升高而升高。
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