• The coupling action and synchronization of the current oscillation for two copper wire anodes in phosphoric acid solution are studied.

    薄膜结构与风环境之间存在着较强的流固耦合作用,并且这种耦合作用往往对薄膜结构的振动起控制作用。

    youdao

  • Negative impedances lead to DC-link voltage and current oscillation in metro traction converters and so to reduction of stability of traction drive systems.

    负阻抗会引起地铁车辆牵引变流器直流侧电压、电流振荡,降低牵引传动系统稳定性。

    youdao

  • The mainly current oscillation changes from the irregular state to the regular state then turning into another irregular with the increase of the constant potential.

    恒电位下,随着电位升高电流振荡总体趋势从不规则到规则再到不规则。

    youdao

  • In this paper the small signal model following the DC-link of the traction converter system is established and the mechanism of DC-link voltage and current oscillation is analyzed in detail.

    本文建立地铁牵引变流器关注直流侧的系统小信号模型,详细分析直流侧振荡的产生机理。

    youdao

  • The closed - loop control of voltage and current differential has being used to depress the current oscillation, and this provides some reference for designing and manufacturing VVVF products.

    采用电压和电流微分闭环控制,能有效地抑制电流振荡,为VVVF设计和制造提供了参考。

    youdao

  • In this article, current situation and trend in the research of gear drive oscillation are discussed and design of optimum dynamic performance probed.

    论述了当前齿轮传动振动研究的现状及发展趋向,对齿轮传动动态性能优化设计进行了探讨。

    youdao

  • Constant current charging by switch control is the main method to generate non-sinusoid oscillation waveform.

    采用开关元件控制的恒流充放电是产生稳定非正弦振荡波的主要方法。

    youdao

  • Especially, the sub-harmonic oscillation of the low frequency inductor current is analyzed and the method to solve this problem is proposed.

    分析了变换器低频电感电流的次谐波振荡问题,并提出了抑制措施,实验验证了理论分析的正确性。

    youdao

  • The conclusion derived is: it is possible to realize the integration of wave compensation and anti-oscillation and to develop special crane at current level technology.

    最后得出结论:现有技术水平能够实现海浪补偿与防晃一体化,研制特种起重机是可行的。

    youdao

  • The over-current relay works to protect oscillation tubes and rectifier, when the current exceeds its limits. Frequency deviation caused by faulty operation is also prevented.

    当电流超过限制值时,过负荷电流继电器自动保护振荡管和整流器,同时可以避免由不当操作所引起的频率漂移。

    youdao

  • The higher the frequency of alternate current, the higher oscillation frequency of the interface between slag pool and metal pool is, and the less amplitude is.

    交流电频率越高,渣-金界面的振荡频率越大,振幅随之减小;

    youdao

  • In the design of current-mode PWM DC-DC converters, the slope compensation method widely used to prevent sub-harmonic oscillation can significantly weaken the load capacity under a high duty cycle.

    电流模pwm集成dc - DC变换器设计中,为了防止亚谐波振荡而普遍采用的斜坡补偿,会在占空比较大时严重影响芯片的带载能力。

    youdao

  • And then, we mainly discuss the peak current controlling mode and the sub-harmonic oscillation when the duty cycle exceeds 50%.

    同时,着重分析了峰值电流控制模式下,由于电流扰动和占空比扰动导致系统在占空比大于50%情况下而出现次谐波振荡原因。

    youdao

  • In the design of current-mode PWM DC-DC converters, the slope compensation method is widely used to prevent sub-harmonic oscillation.

    设计电流模脉冲宽度调制直流转换器时,人们广泛采用斜坡补偿电路来消除谐波振荡。

    youdao

  • Thus, since gain scales with drain current and power dissipation, a minimum drain current exists at which a MOSFET oscillator amplifier element supplies adequate gain for oscillation.

    因增益与带漏电流和功耗成比例,一个最小漏电流会在MOS场效应管振荡放大器元件能够提供适当的增益用于振荡的时候出现。

    youdao

  • In tries to move in the process, the oscillation amplitude and the electric current besides change along with the voltage undulation should be stable invariable.

    在试运行过程中,振幅和电流除随电压波动而变化外应该是稳定不变的。

    youdao

  • This paper describes the mechanism of power system low frequency oscillation production, and discusses the current common analysis methods. Through comparative ana…

    由于低频振荡频率较低、周期较长、波及面较广,给电力系统带来的危害也较大。

    youdao

  • This paper describes the mechanism of power system low frequency oscillation production, and discusses the current common analysis methods. Through comparative ana…

    由于低频振荡频率较低、周期较长、波及面较广,给电力系统带来的危害也较大。

    youdao

$firstVoiceSent
- 来自原声例句
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定
小调查
请问您想要如何调整此模块?

感谢您的反馈,我们会尽快进行适当修改!
进来说说原因吧 确定