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   系统动态性能 在 电力工业 分类中 的翻译结果: 查询用时:0.013秒
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系统动态性能
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  system dynamic performance
    They included the effect of zero voltage vector in PMSM DTC, the select principle of space voltage vector, the control of stator magnet chain, the enhance of system dynamic performance, and the realization of PMSM DTC system. This paper provided the software structure of DTC system.
    主要包括零电压矢量在PMSM DTC中的作用、电压空间矢量的选择原则、定子磁链的控制方式、系统动态性能的保证、PMSM DTC系统的实现等问题,给出了系统的软件设计方法。
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    The improvement of the system dynamic performance with a load-observer-based load disturbance feedforward control is shown. Besides,a simulation software package was developed,and used to verify the validity of the theoretic analysis.
    本文分析了基于负荷观测器的负载扰动前馈控制对该系统动态性能的改善作用 ,并建立了一套仿真软件包 ,验证了理论分析的有效性
短句来源
    The maximum ratio of torque to current method is studied emphatically. The algorithm can improve the system dynamic performance greatly at the same converter power. The motor has less stator current at the same electromagnetic torque.
    重点研究了最大转矩电流比的方法,该方法在逆变器容量相同的情况下可大大提高系统动态性能,在输出相同的力矩条件下电机具有更小的定子电流。
短句来源
    So the paper adopted proportional integral control and repetitive control algorithm to correct the output current waveform of the shunt active power filter. In this control strategy, the proportional integral control is used to guarantee system dynamic performance and the repetitive control is to improve current waveform quality.
    进而将重复控制和PI控制器并联用于并联型有源电力滤波器输出电流波形控制,其中PI控制保证系统动态性能,而重复控制提高输出电流波形跟踪精度。
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  “系统动态性能”译为未确定词的双语例句
    A New Scheme for Improving the Dynamic Performance of SCR Cascade Adjustable Sbeed Systems
    一种改善SCR串级调速系统动态性能的新方案
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    Dynamic Analysis for SCR-D Speed Control System with Swing Reactor
    带摆动电抗器的SCR—D调速系统动态性能研究
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    The Simulating Analysis of Dynamic Performance of the DC Doublering Adjusting Speed System
    直流双环调速系统动态性能的仿真分析
短句来源
    Study of SMES to improve dynamics of power system
    超导储能装置改善电力系统动态性能的研究
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    Field Path Combination Method to Calculate Dynamic Performance of PWM Frequency Conversion and Speed Regulation
    场-路结合法计算PWM变频调速系统动态性能
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  system dynamic performance
Phasor data collected on PDC units are a primary and preferred means for obtaining a first overall view of system dynamic performance.
      


In this paper starting with the basic matrix equations of the motor,we xamined and obtained the mathematical model of the Commutatorless Motor and consequently its simplified transfer function The effects of some factors on the dynamic characteristics of the Commutatorless Motor were discussed. The structure and the characteristics of closed loop control system of the Commutatorless Motor were expounded,some methods were also presented to improve the dynamic characteristics of the system.

本文从电机的基本矩阵方程入手,用座标变换方法推得了无换向器电动机的数学模型及其简化传递函数,讨论了一些物理量对其动特性的影响,阐明了无换向器电动机闭环控制系统的组成与特性,提出了改善动态特性的方法。研究结果表明,简化传递函数具有足够的准确性;无换向器电动机闭环控制系统具有与直流电动机闭环控制系统极其相似的动态性能;采用磁场调节与电枢调节相结合的控制方式,可以使系统的动态性能得到很大改善。

The article analyzes the operation characteristics of closedloop controlled variable -frequency speed control system of current mode inverter, and emphatically discusses the dynamic performances and reasonableness of current, voltage double closed loop V/f control system. Furthermore, it describes the design and the system test results of the developed 50kVA double closed loop current, voltage regulator.

本文分析了闭环结构的电流型逆变器变频调速系统的工作特性,着重讨论了电压,电流双闭环V/f控制系统的动态性能及其合理性,并阐明了本次研制的50kVA变频调速系统双闭环电流、电压调节器的设计及系统试验结果。

In this paper, a diffusive microcomputer controlled system for current cycloconverter is presented. The bridge rectifier and bridge converter are controlled by each of two single board microcomputers separately. A differential negative feedback of motor output voltage and a feedforward correction of frequency are introduced to the system, in which the frequency is open loop controlled. It results in improvement of system's dynamic characteristics. In this paper, the hardware construction and software design...

In this paper, a diffusive microcomputer controlled system for current cycloconverter is presented. The bridge rectifier and bridge converter are controlled by each of two single board microcomputers separately. A differential negative feedback of motor output voltage and a feedforward correction of frequency are introduced to the system, in which the frequency is open loop controlled. It results in improvement of system's dynamic characteristics. In this paper, the hardware construction and software design of the system are described and the experimental results are given as well.

本文介绍电流型变频调速装置的控制系统,整流桥和逆变桥各用一台单板机控制。在频率开环的系统中加入了电机端电压微分负反馈和频率前馈校正,改善了系统动态性能。文中介绍了系统的硬件结构和软件设计,给出了实验结果。

 
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