英汉例句

• with theoretical analyses, three-phase voltage equations for the system of dc motor with non-brush and single-phase voltage equation are analyzed in the paper.

  该文采用理论分析，分析了直流无刷电机控制系统中三相电压方程与单相电压方程。

• non-linearization model of three-phase voltage source rectifier is translated into the controlled linearity system(brunovsky model) by the precise state linearity in the thesis.

  通过采用状态反馈精确线性化方法，将三相电压型整流器非线性化模型转化为完全可控的线性系统布鲁洛夫斯基标準型。

• the three-phase voltage source converter can absorb and issue continuously adjustable reactive power, based on reactive power compensator.

  基于三相电压型变流器的无功功率补偿装置可以吸收或发出连续可调无功功率。

• in this paper, three-phase voltage will be corresponded to the three-dimensional space vector in the three-dimensional space coordinate.

  本文采用基于三维空间坐标的功率理论，即三相电压对应到三维空间坐标中的三维空间矢量。

• this paper puts forward a voltage and current double closed-loop controlling method based on three-phase voltage source pwm inverter.

  提出了一种基于三相电压型pwm逆变器的电压电流双闭环控制方法。

• the errorless of three-phase voltage and current is less than 0.5 percent.

  计算高压配电线路得出的三相电压、三相电流有效值误差小于0.5％。

• and some indexes of power quality: voltage deviation, real power, reactive power, harmonic content, voltage fluctuation and unbalanced three-phase voltage and current, are discussed at length.

  同时本文对电能质量的有关指标：电压偏差、频率偏差、各种功率、谐波含量、电压波动和三相不平衡的计算和检测方法，进行了详尽地阐述。

• this paper analyzes the neutral point shift of the three-phase voltage regulator used in the experiments.

  本文探讨了三相调压器在实验中出现的中性点位移的问题。

• results show that, the proposed pll follows quickly system frequency change and the three-phase voltage pwm rectifier based on it realizes the operation of unity-power factor.

  三相电压型pwm整流系统可实现单位功率因数运行；在三相电网电压频率出现小范围漂移情况下，新型锁相环也能够準确锁相。

• this paper proposes a cascaded nonlinear pi controller for three-phase voltage source pwm rectifier, which is based on its model in synchronous reference frame.

  该文以同步旋转坐标系模型为基础，设计了三相电压型pwm整流器的级联式非线性pi控制器。

• this paper gives thorough analysis on voltage oriented control algorithm of three-phase voltage source pwm rectifier in three-phase four-wire systems.

  总结了pwm整流器直接电流控制的几种控制策略，分析了其工作原理和优缺点，展望了直接电流控制技术的发展趋势。

• finally, combining programming measurement software together with data-requiring card and potential transformer circuit complete the measurement of three-phase voltage fluctuation and flicker.

  最终混合编程检测软件、数据采集卡、电压互感器电路共同完成对电网三相电压波动和闪变的检测。

• this dissertation focuses on the engineering design and realization of high power three-phase voltage source rectifier (vsr) with emphasis on the control technique.

  本论文侧重于三相电压型pwm整流器及其控制系统的工程设计与实现，以提供一种较为实用的控制器设计与选取方法。

• a simplified algorithm three-phase voltage source pwm rectifier for space vector modulation was presented.

  提出了应用于三相电压型脉宽调制整流器的空间矢量简化算法。

• based on adc subsystem integrated in c8051f005 chip, a new kind of data acquisition system of three-phase voltage was designed, which acted as the microcomputer.

  利用c8051f005单片机作为微处理器并基于其内部集成的adc子系统，设计一种新型三相电压数据采集系统。

• the system, which is composed of can bus and pc, can measure multi-way simulating and switch variables, and can undergo record, fft and data analysis to three-phase voltage and current.

  由can总线监测节点和pc机构成的高可靠系统实现对多路模拟量和开关量的检测，并对电压和电流信号进行故障录波、快速傅利叶变换和数据分析。

• the man-machine interface program is composed of the display about real-time data and waves of the three-phase voltage and current, as well as the control variable;

  人机接口程序实现了实时电压电流数据及其波形显示，控制参数显示及在线修改等功能；

• the dynamic braking means that after three-phase voltage is switched off asynchronous dynamo the dc current flows into the stator circuit to realize dynamo braking.

  能耗制动是在非同步电动机切离三相电源后，在定子回路通入直流电流，实现能耗制动。