查询词典 ripple current

Therefore, these converters provide a low-ripple power over broad ranges of input voltage and load current.

因此，这些转换器可提供比输入电压和负载范围广泛的低纹波电流。

A novel method used to suppress the DC off-sets is proposed in the paper which a parallel resonance circuit is added in the control circuit in order to eliminate the effect of the ripple current.

传统的APF均需要准确实时地检测谐波电流使得控制复杂，采用单周期

If frequency and pule width ratio of PWM are changed, the ripple of current, torque and so on are only influenced, when average value of armature circuit voltage is constant.

若保持电枢电路电压平均值不变，改变PWM的频率和占空比，只影响电枢电流和转矩等的脉动。

However, the subtle current ripple mark has kept on quietly some student's school uniform.

不过，微妙的波痕悄悄留在了一些学生的校服上。

The simulation and experiment results show that the stator flux track is a circle, the stator current is a sine curve with few harmonics, the torque has small ripple and fast dynamic response.

仿真和实验结果证明了本文实现的全速度范围异步电机间接转矩控制方案是可行的，系统具有良好的动静态性能，在具有较高开关频率的中小功率应用场合有着非常好的应用前景。

But the using life of the smoothing capacitor is greatly reduced be- cause of the heat generated by the excessive ripple current on the ESR of the smoothing electrolyte capacitor.

但是电解电容器最大的缺点就是使用寿命问题，特别是在高温条件下尤为明显，电解电容器的寿命直接影响着变频器/逆变器的使用寿命。

The theoretical analysis and simulation results of 1kW 40~60VDC/380VDC full-bridge Boost mode two-input DC-DC converter have shown that the converter has the advantages such as double isolation among multiple input sources and between output and input of the converter, simple topology, strong voltage matching ability, multiple input sources can supply the power simultaneously or individually, small input current ripple, high power density, high conversion efficiency, high reliability at short circuit, magnetic flux of high-frequency transformer easy to add up etc.

1kW 40～60VDC/380VDC全桥Boost型双输入直流变换器的理论分析和仿真结果表明，这种变换器具有多路输入源之间以及输出与输入源之间双隔离、电路拓扑简洁、电压匹配能力强、多路输入源可同时或分时供电、输入电流纹波小、功率密度高、变换效率高、负载短路时可靠性高、高频变压器磁通易于叠加等优点。

Because of lots of space voltage vectors are used impliedly to compose this algorithm, the THD of motor phase current, the ripple of stator flux and torque are lower, and then the drive system torque response can be more quick.

在此基础上分析多相感应电机矢量控制系统和直接转矩控制系统的稳态机械特性和动态转矩过渡过程，用来全面分析、比较这两种高性能控制方法的性能，研究二者的内在联系。

At first,the prin ciple of BLDCM is analyzed and the model is built;then a test is performed on a tining system of close loops of speed and current;torque ripple components are r educed by controlling switching andles of the PWM.

文中首先建立永磁无刷直流电机的数学模型，以此进行转速和电流双闭环调速系统控制；并通过调节 PWM发生器的开关频率来减少转矩脉动。

RT9173BPS Pinout: SE: 1 W to 25 W, BTL: 4 W to 50 W operation possibility (2.1 system) Soft clipping Standby and mute mode No on/off switching plops Low standby current High supply voltage ripple rejection Outputs short-circuit protected to ground, supply and across the load Thermally protected Pin compatible with TDA8944AJ and TDA8946AJ.

RT9173BPS引脚说明：东南：1瓦至25瓦，桥式连接：4 W到50瓦行动的可能性（2.1系统）软剪辑没有对待机和静音模式/关低待机电流高电压纹波抑制输出短路保护，接地，电源砰地一声撂下和全国保护引脚热负荷与TDA8944AJ和TDA8946AJ兼容。

In this new architectural plan the Garden of Golgotha came to be at the centre of the new city.

Aelia 是高举他自己，并在此城内朝拜罗马诸神。

The continuous nature of peat accumulation means that terrestrial coaly rocks may provide a higher resolution and more complete record of base-level change than the time-equivalent shallow-marine strata, thus enabling the identification of highfrequency cycles that are not recorded in themarine strata.

泥炭积累的持续性质的手段，陆地coaly岩石可提供较高的分辨率和更完整的记录基准面变化的影响时，相当于浅海阶层，从而使确定的高频周期，不记录在themarine 阶层。