查询词典 phase angle

This conclusion is drawn in which the signal amplitude is equal and the initial phase angle is zero.

在现有的信号处理文献中，认为DFT频率分辨率为Δf=fs/N，这是在信号幅度相等且初相角为0情况下所得出的结论。

The amplitude of the fundamental wave of the supply voltage is changed using the stator phase- angle control.

供应电压的基波的振幅是通过使用定子相位角度控制来改变的。

The view was acquired at a Sun-Enceladus-spacecraft, or phase, angle of 73 degrees.

这幅景观是在太阳－恩克拉多斯－太空船这样的角度下拍摄完成的，或者用相位来讲，以73度角拍摄。

And it can be proved that under the condition of complete alternation sampling, this new method can realize the accurate extraction of the phase angle of fundamental wave.

分析表明，在信号整周期采样的条件下，该算法可以实现工频基波相位信息的精确提取。

The theoretical analysis shows that the differential of initial phase angle and the interference of harmonic wave are the two main reasons causing the error.

理论分析和数值计算表明，信号初始相角的差异和信号谐波的干扰是引起测量误差的两个主要原因。

Recently, many experiments have shown that the assumption of constant interblade phase angle may not be correct.

如何预测叶轮机械的失速颤振一直是工程界所关注的课题，预测的主要工具是叶轮机械气动弹性力学。

Numerical Study of Turbulent Flows over Vibrating Blades with Positive Interblade Phase Angle S.

同理式关怀在临床护理中的应用探讨多伶俐；丁秀桥；房玮

The fundamental positive component, which is employed to determine the phase angle of the source current reference, is obtained by performing harmonic analysis on the source voltage, while the magnitude of the source current reference is determined from the viewpoint of energy-balance.

该方法通过对电源电压进行谐波分析，得出电压的基波正序分量，由此来确定电源电流参考的相位信息；同时从能量平衡的角度确定电源电流参考信号的幅值信息。

Since the output signal from fringing field dielectrometry sensors under a low frequency driving voltage are very low, the shield-drive, signal buffer and band-pass filter are adopted to improve SNR. With the signal gain and phase angle from a transform circuit, the complex permittivity of pressboard are obtained.

鉴于边缘场电容式传感器在低频正弦驱动信号作用下输出的感应信号非常微弱，调理电路采用驱动屏蔽方式进行测量信号缓冲，用带阻滤波器提高信噪比，并利用相应的变换电路求出电容系统的相位角和幅值增益，从而得到绝缘纸板的复介电常数。

The topic research, standard device for resistive current tester for zinc oxide surge arrester, can be used for calibration for resistive current tester for zinc oxide surge arrester. The equip functions involve: total current, resistive component of current, capacitance component of current, active power, reference voltage, phase angle, harmonic component of current.

课题研制的氧化锌避雷器阻性电流测试仪标准装置可用于开展氧化锌避雷器阻性电流测试仪的校准工作，项目涉及：全电流、阻性电流、容性电流、有功功率、参比电压、相位角、各次谐波电流分量。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。