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非对称输入
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  unbalanced input
     Analysis and improvement of harmonics on directly realiaing matrix converter under unbalanced input voltages
     直接实现式矩阵变换器在非对称输入条件下的谐波分析与改进
短句来源
     The Improvement of Space Vector Modulation Strategy for Matrix Converter under Unbalanced Input Voltages
     改进矩阵变换器在非对称输入情况下的空间矢量调制策略
短句来源
     The Improvement of Output Voltage Waveforms for Matrix Converter Under the Unbalanced Input Voltages
     矩阵变换器在非对称输入情况下输出电压波形的改善
短句来源
     A Improved Control Method for Matrix Converter Under the Unbalanced Input Voltages
     矩阵变换器在非对称输入电压情况下的一种改进控制法
短句来源
     Under the unbalanced input voltage,the output voltage and input current of matrix converter which is based on the space vector modulation contain the harmonics.
     在非对称输入电压情况下 ,矩阵变换器基于空间矢量控制法的输出电压和输入电流中都将含有谐波分量。
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  “非对称输入”译为未确定词的双语例句
     Based on the investigation with several voltage control methods, such as Venturini method, Instantaneous Double-Voltage Synthesis method and Space Vector Modulation method (SVM), three new control strategies are put forward.
     在分析了Venturini控制法、瞬时双电压法、空间矢量法等电压控制方法的基础上,提出了在非对称输入条件下矩阵变换器空间矢量法的时变调制比改进控制策略,提高了变换器的抗干扰性能;
短句来源
  相似匹配句对
     SEISMIC ANALYSIC OF ASYMMETRIC MILL BUILDNGS IN SHEAR-TORSION VIBRATION
     非对称厂房双向输入地震反应分析
短句来源
     PID Neural Network Control for Unsymmetry Multivariable Systems
     输入输出非对称多变量系统的PID神经网络控制
     Asymmetric Watermarking Schemes
     非对称水印
短句来源
     The input of C in default
     C语言的缺省输入
短句来源
     Asymmetrical Horizontal Curve
     非对称平曲线
短句来源
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  unbalanced input
A 5 hp ASD experimental setup has been used to confirm the predicted operating conditions of the dc bus choke inductor with unbalanced input voltages.
      
Simulated transconductance for the three resistor-free linearization techniques in the case of unbalanced input.
      
This is a 75-ohm unbalanced input which should be fed with 75-ohm foil shielded coax cable.
      
The following figure illustrates the correct connection for unbalanced input and output connections via RCA plugs.
      
The proposed control scheme is very robust since allows the operation of the active front-end converter under unbalanced input voltage conditions.
      
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  asymmetrical input
The pen-and-tablet metaphor user interface takes advantage of two-handed asymmetrical input and a well-constrained 2D surface to perform tasks 3D.
      
The tranconductance amplifier has an asymmetrical input differential pair to generate a voltage around 25 mV.
      


This paper discusses the method improving the successful ratio of the first reading for high density bar code:importing all of the scanning signal by one time to prevent disruption caused by the discontinuity of the scanning signal and distinguishing the logic value for the everage values of bar and space.

将扫描脉冲信号一次全部输入以防止扫描中断干扰的影响;对条空分别计算平均值进行逻辑值识别以克服非对称输入信号的影响.这些技术措施的采用有助于首读成功率的提高.

The output voltage harmonics and input current harmonics of directly realizing matrixconverter under unbalanced input voltages are analyzed. A novel modified switch modulationmatrix is proposed. By introducing harmonic eliminating components to the switch modulationmatrix, these unwanted harmonics are eliminated. This method has certain significance toguide practical applications of matrix converter.

对直接实现式矩阵变换器在非对称输入电压条件下输出电压与输入电流的谐波问题进行了分析。提出一种改进的开关调制矩阵。通过在开关调制矩阵中引入消谐分量,消除了输出线电压与输入电流中的各次谐波。对矩阵变换器的实际应用具有一定的指导意义。

The output voltage waveforms of matrix converter which is based on the space vector modulation are analysed under the unbalanced input voltage.A time variant modulation ratio method is proposed.By using this method,we can still obtain sinusoid and balanced output voltages even when input voltages are unbalanced by decreasing a certain of voltage transfer ratio and increasing a little of calculating time.

非对称输入电压情况下 ,对基于双空间矢量调制的矩阵变换器的输出电压波形进行了分析 ,提出了利用时变调制比改善输出电压波形的方法。在牺牲一定增益和增加少量计算时间的前提下 ,仍可获得对称的输出电压

 
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