分析自动跟踪补偿消弧线圈接地电网的零序测量电流分布规律。
The zero-sequence measurement current's distribution in the automatic arc-suppressing coil earthed power system is analyzed.
电力有源滤波器由于能对频率和幅值都变化的谐波进行跟踪补偿,得到了广泛的研究。
Active power filter (APF) gains comprehensively research because of its ability to compensate the harmonics changing in both frequency and magnitude.
采用本方法选取的电感值,可以使补偿电流纹波较小,并且能得到良好的跟踪补偿性能。
Inductance value selected by this method can minish the ripple of compensation current and get good compensation performance.
本文就城网改造中,配电网中性点运行方式问题进行了分析、探讨,强调采用中性点经电阻和自动跟踪补偿消弧线圈接地方式。
In the article the author analysises and discusses earthed neutral system. Methods of electric resistance and autotracking arcextinguishing coil in neutral point are discussed.
介绍了三相五柱式消弧线圈及其自动跟踪补偿原理,该消弧线圈在结构上突破了传统消弧线圈的模式,将传统的接地变压器和消弧线圈有机地结合成一个整体。
The arc suppression coil with three phases and five columns can achieve automatic trace and compensation for ground fault capacitive current of power system by the method of rectifying i.
这些服务包括:acid事务,补偿活动(compensatingactions),异常管理和过程跟踪。
These services include ACID transactions, compensating actions, exception management and process tracking.
该方法使用了时频同步跟踪环路,从数据子载波提取相位误差,并利用频域插值补偿多个用户的估计频偏。
The system uses time-frequency tracking loops to extract phase errors from data subcarriers with frequency interpolation to compensate for the estimated carrier frequency offsets.
利用上述的开关策略进行跟踪,达到对负载电压和电流补偿的目的。
Using the proposed switch control strategy to track the references, load voltage and current are compensated.
负荷跟踪与补偿的运用显著地改善了调节系统的动态及稳态性能。
The application of load tracking and compensation much improves dynamic and static performance for the governing system.
对谐波电流进行准确的跟踪和预测,然后根据预测值进行补偿是解决这一问题的有效方法。
It is considered as an effective way to solve the problem by compensating the harmonic currents based on the tracing and predicting of the harmonic currents.
然后探讨了补偿动态跟踪误差的一些方法。
Then, some methods to compensate the dynamic tracking error are introduced.
精确的测量和跟踪是自动调谐式消弧线圈精确地补偿系统电容电流、有效地熄灭接地点电弧的前提和基础。
Precisely measuring and tracing is a precondition and basis of arc-suppression coil with automatic tuning accurately compensating system capacitive current and efficiently quenching ground arc.
单片机控制充电和放电状态,达到最佳的充电状态。自动检测和跟踪外部电池温度,内置温度补偿。
MCU control charge and discharge by the state, achieve the best charge state. Automatic detection and tracking external battery temperature, built-in temperature compensation.
残留相偏估计部分采用利用导频进行相偏跟踪的方法,并采用补偿后估计的结构来增加估计的精度。
The phase error estimation part utilize one pilot tone to track the phase error and uses the estimation after compensation structure to improve precision.
介绍了一种可提高非球曲面超精密加工机床的轮廓跟踪精度的误差补偿控制方法。
An error compensation control method which can improve contour tracing accuracy of aspherical surface ultraprecise machine is introduced.
速度滞后补偿是一种提高光电伺服系统跟踪精度的有效方法。
The velocity delay compensation is a effective method to improve the tracking precisions of the photoelectric servo systems.
该系统具有良好的人机界面,支持DXF文件的读取、刀具补偿和轨迹动态跟踪。
With the well operate interface, the cutting system supports DXF files, slotting compensation, and dynamic tracking.
为了满足船舶激光多环检测和自动跟踪目标多环补偿技术匹配天线的需要,用简便的角量法设计了激光天线。
A simple angular method of laser antenna is presented to meet the needs of the ship laser multi-ring detection and multi-ring compensation techniques of automatic following targets.
结果表明该控制器能够补偿系统的非线性因素,保证了系统的稳定,减小了跟踪误差。
The experiment results demonstrate that the controller can compensate the nonlinear factors in the system, guarantee the system stability and diminish the tracking error.
在信号处理过程中采用了交流相位跟踪零差补偿技术(PTAC)。
An alternating current phase tracking (PTAC) homodyne scheme has been used to process output signal of the Michelson interferometer.
混合集成光学加速度计是一种实用型的实时加速度传感器,在信号处理过程中采用了光相位调制和交流相位跟踪零差补偿技术(PTAC)。
The hybrid integrated optical accelerometer is a kind of practical accelerometer, which adopts optical phase modulation and alternating current phase tracking and homodyne compensation scheme (PTAC).
本文简要介绍了数字滤波的几种方法,非线性补偿及误差修正的几种方法以及零点漂移问题的自动跟踪处理方法。
Introduce several methods of digital percolate ave, nonlinear compensate and error correction, as well as zero error and automatic trace processing method in this article.
仿真研究表明,SVM具有优良的逆模型辨识能力,基于模糊控制补偿的支持向量机逆控制系统的动态性能好、跟踪精度高、鲁棒稳定性强。
Simulations demonstrate that SVM has good nonlinear approximation capability for inverse model, and the proposed control system has good dynamic and static performances as well as good robustness.
为此,研究一种在深度方向上采用声线跟踪技术进行补偿以提高海底深度测量精度的方法。
In this paper a method is proposed for improving the measurement precision of bathymetry by utilizing ray tracing in the depth direction.
该电路频率跟踪速度快,精度高,并能对输入信号的频率变化进行预测和补偿。
The DPLFM has a high speed of tracking signal frequency and high precision, and also can predict and compensate the change of the input signal frequency.
通过速度控制器对负载扰动进行估计和补偿,消除了负载扰动可能带来的稳态跟踪误差。
The load disturbance is estimated and compensated by the speed controller, which effectively removes the static tracking error that would be caused by the disturbance without compensation.
将跟踪到的频偏补偿后,提高了系统解调性能。
Demodulation performance of OFDM systems can be improved after CFO is compensated.
介绍了一种在静止无功功率补偿(SVC)控制中精确跟踪功率因数参据量的方法。
A new method of accurately setting reference values of power factor in the control of static var compensation (SVC) is introduced.
实现了电网正常运行状态下的电容电流自动跟踪检测,故障运行状态下的动态补偿。
Under normal running state of the network, automatic tracking measure of capacitive current is realized; under fault running state of the network, dynamic compensation is realized.
常规控制器对系统给出粗略控制,神经网络控制器给出补偿信号来进一步减小系统输出跟踪误差。
The approximate controller gives the rough control and the neural network controller gives the complementary signal to further reduce the output tracking error.
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