主要通过考虑介观电容的耦合能,对离散电荷介观LC电路中的电荷与电流的动力学行为进行了研究。
This paper mainly investigates dynamic behavior of charge and current in a mesoscopic LC circuit with discrete charge by considering coupling energy of the mesoscopic capacitor.
通过状态机对负载进行离散侦测以及电流极限模糊控制模式,提高了电源的响应度;
Response speed has been improved by both the state machine, which makes discrete detection on load, and current limit fuzzy control.
采用线性离散控制技术,由位置环、压力环、速度环、电流环多闭环构成线性离散压力调节系统。
Adopting linearity disperse control technique, position ring, pressure ring, rate ring, current ring constitute the more closed loop pressure regulate system.
电流模型是转子磁链定向控制的关键,这里对其进行了离散化分析。
Current model is the key part in the rotor flux linkage oriented control system, and its discretization analysis is conducted.
前级采用电压单环调制方式,后级采用三态滞环离散脉冲调制电流滞环跟踪控制技术。
The front stage uses the single-voltage-mode control strategy and the back stage uses the three states discrete pulse modulation hysteresis current control strategy.
在这里,离散的开或关的状态调制本身可以被用来控制开关,从而控制得或电流负载。
Here the discrete on or OFF state of the modulation itself can be used to control the switches thereby controlling the voltage or current across the load.
基于电荷离散化的事实,运用最小平移算符的性质,计算介观金属双环系统中电荷、电流以及能量的量子涨落,研究影响量子涨落的因素。
On the basis of the charge discreteness, the quantum fluctuations fo the charge, current and energy in the mesoscopic metal dual rings are calculated by the minimum shift operator.
该方法以电网电压为同步信号,在电网电压信号的过零点采样直流侧电容电压,并通过周期离散控制可以获得负荷电流有功分量。
The new control way can realize linear control for DC-bus voltage and get the fundamental component of the load current synchronously with a little of calculation.
信号处理的先进技术,如离散小波变换(DWT)和纠正多分辨傅立叶变换(MFT中)是适用于调查的振动和电流瞬变。
Advanced signal processing techniques such as discrete wavelet transform (DWT) and a corrected multiresolution Fourier transform (MFT) are applied to investigate the vibration and current transients.
本文建立了开关式TIG焊电源的离散时域数学模型,分析了电弧引燃过程、引弧性能、电流波形特点和电弧稳定性。
The discrete time mathematical model of a switched TIG welding power source is established. The arc ignition process, its property, current wave form and arc stability are analysed.
在矩角控制过程中将连续的旋转磁场离散为步进磁场,通过控制电机定子电流实现对电磁转矩的控制。
The continuous rotating magnet field is transformed into discrete step field in the torque vector control and the electromagnet torque is controlled by means of regulating the stator current.
最终得到了电流离散化后增加的漏电感,从而给出实际电感与电流均匀分布时电感的差别。
According to the results, the leakage inductance of the current with discrete distribution is computed and then the distinction between the practical inductance and the perfect one is presented.
本文提出了一种基于离散傅立叶变换的滑窗迭代检测算法,该算法能简化计算,实时有效的检测出谐波参考指令电流。
Then an algorithm based on a simplified sliding-window Fourier is presented in this thesis, which makes calculation of harmonic current in APF simply and detects referenced current effectively.
电流数据采样的离散性和采样初始时刻的不确定性是导致采样瞬时值电流差动保护动作值模糊区产生的根本原因。
The decentralization of sampled value and the uncertainty of sampled time bring forth the action fuzzy area of sampled value current differential protection.
提出了离散载流边界以求取磁场从而避免离散整个电流域的计算方法。
The authors develop a method for calculating the magnetic field by discretizing the boundaries carrying current only, so as to keep from discretizing the whole current region.
介绍了一种利用电动机正、负序等效电流实现电动机热过载保护的方法,给出了保护动作的数学模型、离散算法及其计算机实现方法。
A thermal overload inverse time equation that is quite close to the real thermal locus of motor and its implementation method are proposed based on the thermal characteristic of motor.
运用离散傅立叶算法和电力电子技术,对机车理论负荷电流的谐波进行了分析计算。
Applying DFT arithmetic and power electronical technique to harmonic analyses the loading-current in theory.
运用离散傅立叶算法和电力电子技术,对机车理论负荷电流的谐波进行了分析计算。
Applying DFT arithmetic and power electronical technique to harmonic analyses the loading-current in theory.
应用推荐