This kind of methods is also called as undulation forecast subtracting, which including wave field extrapolated method, feedback loop method and backscattering progression method.
这类方法也称为波动预测减去法,主要有:波场外推法、反馈环法、反散射级数法。
This paper describes the experimental study of two phase density wave oscillation in natural circulation loop. The oscillation curves under different conditions are obtained.
在自然循环水回路上进行了两相流密度波不稳定性的实验研究,得到了不同工况下的实时脉动曲线。
The hysteretic loop comparator control method and the triangular wave comparison control method have been analyzed in detail. The simulation and comparison is made.
本文还详细分析了滞环比较控制方式以及三角波比较控制方式,并进行了仿真比较。
The influence of Kerr effect to close-loop digital resonator fiber optic gyroscope based on square-wave frequency modulation was analyzed in theory.
对采用方波频率调制数字闭环谐振型光纤陀螺中克尔效应的影响进行了深入的理论分析。
SQUID. Substituting the formule of the probability current density with the electron-pair wave function, this paper obtains the relation between the magnetic flux of the loop in D.
SQUID的量子干涉效应,将电子对波函数代入在磁场中运动的几率流密度公式,得到在D。
Compensatory current control adopts triangle wave compare control, and DC voltage control adopts PI closed loop control.
补偿电流跟踪控制选用三角波比较控制法,并采用带电压前馈控制的比例调节闭环控制。
This paper analyzes operation process of high magnet conductive loop Ni Fe alloy coil under square wave voltage. By analysis, this kind of voltage sensor is proved to have fast response time.
分析了高导磁环形镍铁合金线圈在方波电压下的工作过程,论证了这种线圈构成的电压传感器有极快的响应时间;
In the study of circuit detection scheme for the low-cost Fiber Optic Gyroscope (FOG), a closed-loop scheme for analog demodulation, square wave modulation and step wave feedback was put forward.
针对低成本光纤陀螺的电路检测方案开展研究,提出一种模拟解调、方波调制和阶梯波反馈的闭环方案。
This dissertation mainly research solar power generation, using the measure of current pre-estimative arithmetic and voltage double-loop control to improve the wave of output current and voltage ;
本文主要针对太阳能光伏电池发电进行了研究,采用电流预估计算法和电流电压双环控制的方法提高逆变输出的电流电压波形;
The dynamic positioning system is a closed loop control system which resists against the disturbance by wind, wave, and current with the help of thrusters on the vessel.
动力定位系统是一种闭环控制系统,采用推力器来提供抵抗风、浪、流等作用在船上的环境力,从而尽可能使船舶保持在海平面要求的位置上。
According to wave analysis and theoretical calculation of PWM inverter with delay-loop current tracing, this paper proposes a frequency control system with current tracing SPWM.
通过对滞环电流跟踪型pwm逆变器的波形分析和理论计算,提出一种固定开关频率型电流跟踪SPWM变频调速系统。
Under the frequency of resonance, small particles which are in the bottom of an upright standing wave tube will rise and move to the node, or loop planes, and keep suspending there.
竖直放置的驻波管在共振频率下,位于其管底的微小颗粒群会在一定声压级下产生悬浮现象,即腾空而起,悬浮在波幅波节平面。
The gauge control system especial AGC system can deteriorate open loop control of plate shape especially when the mill rigidity is small, making edge wave of rolling plate.
厚度控制系统特别是AGC系统对中厚板板形的开环控制有一定影响,特别是刚度偏小的轧机在轧制宽薄中厚板时容易出现边浪。
The effects of the square wave cycle, phase, duty cycle and the fiber coil group delay and amplifier gain bandwidth on the bias error of closed-loop FOG were analyzed by simulating and testing.
通过仿真和测试分析了调制方波的周期、相位、占空比、光纤环的群延时以及放大电路的增益带宽对陀螺输出偏置的影响。
It's the world's largest stand-up 4 loop. The rest of the ride is no picnic. Shock Wave turns you upside down a further three times and every one is a winner.
余下的旅程也不轻松,“冲击波”将再把你头脚颠倒翻转三次,每一次都会让你满意。
It's the world's largest stand-up 4 loop. The rest of the ride is no picnic. Shock Wave turns you upside down a further three times and every one is a winner.
余下的旅程也不轻松,“冲击波”将再把你头脚颠倒翻转三次,每一次都会让你满意。
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