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frequency response characteristic    
相关语句
  频率响应特性
    A example of 110kV transformer winding deformation testing by frequency response characteristic tester of transformer winding is introduced.
    介绍了用变压器绕组频率响应特性测试仪测试 110kV变压器绕组变形的实例。
短句来源
    The test results show that to obtain satisfactory damping effect, it is an effective method to use the on line frequency response characteristic of excitation system in measuring the parameters of AVR and in the setting of PSS parameters.
    试验结果表明 ,频率响应特性测量是测量微机励磁调节器参数的一种有效方法 ,在微机励磁调节器的 PSS参数整定中 ,采用通过励磁系统在线频率响应特性测量的方法来整定 PSS参数 ,是一个有效的方法 ,可以得到满意的阻尼效果
短句来源
    According to the test result of frequency response characteristic of the excitation system without PSS the parameters of the PSS are set and both step response test of the load and mis-reverse adjustment test for the excitation system after the setting are carried out.
    根据无PSS时的励磁系统频率响应特性试验结果对PSS的参数进行了整定,并对整定后的系统进行了负载阶跃和反调试验。
短句来源
  频响特性
    This paper intraduces a nolinear mathematical model for overhead with dampers transmission wire. Using transmission matrix,Newton's downward formula and asymptotic arithmetic solution of single friquency vibration,a solution of nolinear system is obtained,by the principle of energy balance a frequency response characteristic of system acted by gentle breeze is obtained too.
    本文对装防振锤的架空输电线系统,建立了非线性模型,用传递矩阵结合牛顿下山法,通过单频振动的渐近数值解法,得到非线系统的解,用能量平衡原理,得到系统在微风作用下的频响特性
短句来源
    Combining the calculated result,a test experiment is carried out to study the frequency response characteristic of a MEMS Pt thin film infrared source,and the experimental result fits the calculation well.
    结合计算结果,对一个微型铂金薄膜红外光源的频响特性进行了验证测试,测试结果与计算分析符合较好。
短句来源
  频率特性
    A Tester for Frequency Response Characteristic Based on DDS
    基于DDS的频率特性测试仪
短句来源
    Study on PC-Based Frequency Response Characteristic Measurement System
    基于PC机的频率特性测试系统的研究
短句来源
    The Design of A Digital Tester for Frequency Response Characteristic
    频率特性测试仪系统的设计
短句来源
    Analyze the effects of time constants on frequency response characteristic of synchronous machines. Illustrate the methods by a prototype.
    本文就同步电机的时间常数对频率特性的影响进行了分析 ,提出时间常数T′d、T″d、T′do和 T″do对频率特性的影响程度有差异性 ,从同步电机频率特性角度指出处理这些时间常数时应注意的地方 ,并举例加以说明。
短句来源
    Frequency response characteristic of power system is an important parameter for AGC.
    电力系统自然频率特性系数是 AGC控制中的一个重要参数。
短句来源
更多       
  频率响应特性
    A example of 110kV transformer winding deformation testing by frequency response characteristic tester of transformer winding is introduced.
    介绍了用变压器绕组频率响应特性测试仪测试 110kV变压器绕组变形的实例。
短句来源
    The test results show that to obtain satisfactory damping effect, it is an effective method to use the on line frequency response characteristic of excitation system in measuring the parameters of AVR and in the setting of PSS parameters.
    试验结果表明 ,频率响应特性测量是测量微机励磁调节器参数的一种有效方法 ,在微机励磁调节器的 PSS参数整定中 ,采用通过励磁系统在线频率响应特性测量的方法来整定 PSS参数 ,是一个有效的方法 ,可以得到满意的阻尼效果
短句来源
    According to the test result of frequency response characteristic of the excitation system without PSS the parameters of the PSS are set and both step response test of the load and mis-reverse adjustment test for the excitation system after the setting are carried out.
    根据无PSS时的励磁系统频率响应特性试验结果对PSS的参数进行了整定,并对整定后的系统进行了负载阶跃和反调试验。
短句来源

 

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  frequency response characteristic
It is shown that diffusants which take part in surface reactions of finite rate or are subject to reversible trapping within the solid have a frequency response characteristic of the process involved.
      
A composite method to determine the tapping coefficients along with the coefficients of the subfilter to approximate overall frequency response characteristic is proposed.
      
Theoretical studies have been made on the effective ionization rates of electrons and holes of the device, I-V characteristic and the frequency response characteristic of the AlxGa1-xAs/GaAs superlattice p+-i-n+ structure.
      
Probe bandwidth refers to the frequency response characteristic of a probe and specifies the normal operating frequency range of the probe.
      
In contrast to this, phonograph preamp circuits not only scale the signal, they also impart a specific frequency response characteristic to it.
      
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This paper iuvestigates the calculation of short-circuit transients in an extra high voltage transmission system with series capacitors by the method of frequency response. New formulas are developed for the purpose of separating steady-state components from transient components.This paper also describes the form and application of particular integral tables obtained on a digital computer and discusses how to calculate frequency response characteristics on an a.c. network analyser.The method...

This paper iuvestigates the calculation of short-circuit transients in an extra high voltage transmission system with series capacitors by the method of frequency response. New formulas are developed for the purpose of separating steady-state components from transient components.This paper also describes the form and application of particular integral tables obtained on a digital computer and discusses how to calculate frequency response characteristics on an a.c. network analyser.The method described in this paper and the integral tables were applied to an engineering project, and the results obtained proved satisfactory.

本文对用频率法计算串联补偿线路短路时的过渡过程进行了较全面的论述,包括理论分析和实用计算方法。此外,还提出了能将强制分量和自由分量分开计算的新公式。 本文对利用电子计算机编制的特殊积分表的形式和用法,以及利用交流计算台求解频率特性曲线的具体方法,均作了分析介绍。 作者曾将本文所述的计算方法及其特殊积分表应用到工程的实际计算中,取得了良好的效果。

This paper analyses the frequency response characteristics of the frequency—variable resistor with a method of the equivalent circuit in series with a no—load transformer. And a parametric expression of the mechanical property of the asynchronous motor is used to analyse the mechanical property of the wound—rotor asynchronous motor in series with the frequency—variable resistor.

本文采用变压器空载串联等值电路的方法,对频敏变阻器的频敏特性进行分析,并利用异步电动机机械特性的参数表达式,对绕线式异步电动机串频敏变阻器的机械特性进行分析。

In this paper, subsynchronous resonance of a 500kV series compensated transmisson system is studied by EMTP programs. And the calculations are performed for a 500MW turbine generator shaft system natural frequencies and mode shapes, the reactance and resistance versus frequency response characteristic of practical equivalent network are calculated also. In the light of this case, turbine generator shaft torsional torques are computed. It has been shown that the transmission system can present suhsynchronous...

In this paper, subsynchronous resonance of a 500kV series compensated transmisson system is studied by EMTP programs. And the calculations are performed for a 500MW turbine generator shaft system natural frequencies and mode shapes, the reactance and resistance versus frequency response characteristic of practical equivalent network are calculated also. In the light of this case, turbine generator shaft torsional torques are computed. It has been shown that the transmission system can present suhsynchronous resonance under such an occasion as single generator running with 50% compensation.

本文应用EMTP程序分析了500kV串补输电系统的次同步谐振问题,计算了500MW汽轮发电机组的自振频率、振型和电网的频率阻抗特性,并有针对性地计算了系统各种运行状态下的机组轴系扭矩。计算结果表明,该系统在单机运行、补偿度为50%时将发生次同步谐振。

 
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