查询词典 phase angle

In Bode plots , the magnitude M in dB and the phase angle φ in degrees are plotted against ω on semilog paper.

在伯德图中幅值M使用分贝，相角φ使用度，画在ω为横坐标的半对数纸上。

The adjustment of parameters of excitation system evidently affects the dynamic voltage oscillation frequency, oscillation magnitude and voltage rising velocity; it affects the phase angle of voltage and the magnitude of the first swing of the line power to a certain extent as well.

发电机励磁参数调整对系统动态电压振荡频率、振荡幅度、电压上升速度有较明显的影响，对于电压相角和线路功率第1摆幅度有一定的影响。

At first, an ordinary gear train composed of two gear pairs is analyzed. The constituting principle and the equivalent gear pair of a ordinary noncircular gear train are studied under two assembling circumstances, including phase angle exists between two gear pairs or not.

以分析两对齿轮副构成的定轴轮系为非圆齿轮机构分析的起始点，本文首先分析了两对齿轮之间有相位角与无相位角两种安装情况下，定轴轮系的构成原理与轮系等价齿轮副的传动关系。

Steady-state harmonics and transient performance of the conventional static synchronous compensator controllers are first investigated. Based on the sensitivity analysis of the STATCOM output power, it is found that the voltage magnitude is more effective than the phase angle in controlling the reactive power output. An analytical approach to harmonic analysis of a STATCOM based on Bessel functions of the first kind is described.

本博士论文首先分析传统静态同步补偿器(Static Synchronous Compensator， STATCOM)控制器的优缺点，利用对静态同步补偿器输出功率的灵敏度分析，得知要控制补偿器输出虚功大小时，直接对静态同步补偿器输出电压大小作控制，会比对相角作控制来得有效。

The year trend of cotton aphid could be simulated with a three cubed polynomial. Furthermore, Cotton's year periodicity could be divided into two periodicities, front 55 d first periodicity, the other latter 128 d, and a new periodicity's function was also given with new phase angle.

棉蚜种群数量的趋势性曲线可以用一个多项式来拟合；棉蚜的在一年之内的周期可以分为两段：前55d可看作一个周期，后128d可看作一个周期，并根据周期相角重新给出棉蚜种群数量的周期函数。

The simulation and experimental results prove that the PLL based sensorless control can obtain accurate speed and phase angle information of PMSG,have fast response,good current control effect,and good steady-state and dynamic performances,may be used to substitute conventional encoder to control the PMSG,by further improvement especially at low speed,for direct-driven WECS.

仿真与实验结果表明，锁相环无速度传感器控制能够准确获取电机转速与角度信息，响应速度快、电流控制效果好，具有较好的稳态与动态性能，经过进一步优化，特别是提高低速段性能后，可以在直驱风电系统中替代常规编码器实现对永磁同步发电机的控制。

Closed phase angle has important effect on the dynamic behavior of AC contactors including contact bounce , especially.

合闸相角对交流接触器的动态特性，尤其是触头碰撞弹跳有重要影响。

Check the synchronization meter and the phase angle lamp.

观察同步表和相角灯。

In 'Phase angle' mode, the power transmitted to the load is controlled by firing the thyristors on a part of the supply

在移相触发模式中，负载的功率控制是靠晶闸管的提供的交流电压的部分电压完成的。

In 'Phase angle' mode, the power transmitted to the load is controlled by firing the thyristors on a part of the supply

在移相触发模式中，负载的功率控制是靠晶闸管的提供的交流电压的部

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。