By these methods, the disturbance of the frequency leakage and the noise can be reduced and the accuracy of the harmonic analysis can be improved.
这些改进能够进一步降低泄漏和噪声干扰,提高谐波分析的准确性。
This paper puts forward a "Spectrum Analysis" method to analyse the random power oscillation in power system caused by external disturbance, and sets up a complete digital model.
本文提出了用“频谱分析”的方法分析外部扰动引起的电力系统随机振荡,并建立了完整的数学模型。
The testing and analysis have shown the tunneling construction disturbance makes the soil strength change and tends to be lower in all.
试验和分析结果表明:由于隧道施工扰动的影响,使得土的强度发生了变化,总体上降低了土的强度。
Because there exists "memory" lag influence in the disturbance, it is difficult to completely removed this influence by ordinary relative analysis.
因为这种干扰存在着“记忆”滞后影响,所以用一般的相关分析难以将这种影响排除干净。
It is indicated in the research results that OLPDF is an effective tool in the analysis of power quality disturbance signals.
研究表明,最优低通差分滤波器是一种分析电能质量干扰信号的比较有效的工具。
Analysis the writing disturbance of 52 patients with posterior aphasia. Writing tests included writing ones name and address.
分析52例后部失语患者的书写障碍,书写检查包括写姓名地址、抄写、系列写数、听写、看图写及写短文。
A calculation method and a program description for analysis of the small disturbance stability and synthesis of stabilizers (PSS) of multimachine 'power systems are presented.
本文介绍了一种对多机电力系统小干扰稳定性进行分析及稳定器(PSS)综合的计算方法和程序。
Some new phenomenon are revealed from the other side which cannot be touched by the classical stability analysis under large disturbance and some new points of view are gained.
从另一个侧面揭示了以往大干扰稳定分析中所无法涉及的新现象,得到了一些新的观点和新的见解。
Because there exists "memory" lag influence in this disturbance, such an influence is difficult 'to be completely removed by using the general relative analysis.
由于这种干扰存在着“记忆”滞后影响,所以用一般的相关分析难以将这种影响排除干净。
Objective To study the disturbance created by some cluster procedures within the system cluster method in cluster analysis and find cluster procedure removing the disturbance.
目的研究聚类分析中系统聚类法的某些聚类过程对聚类结果产生的干扰,寻找消除该干扰的聚类过程。
Elementary analysis shows that the hydrostatic fuse can counteract the disturbance of ocean wave pressure by two pressure sensors.
初步分析表明,使用双传感器可以使水压引信抵抗一定的海浪水压信号的干扰。
Method: Review and analysis the clinical characteristics of 18 cases of gastric remnant ejection disturbance after subtotal Gastrectomy, and chooses measure of operation and non operation.
方法:回顾分析18例胃大部分切除术后功能性和机械性残胃排空障碍的临床特点,选择手术和非手术治疗的措施。
Theoretical analysis indicates that iterative learning control algorithm is robust if initial shift and System parameter disturbance within limited bound.
理论分析表明,当系统状态初值漂移和系统参数扰动在一定范围内,迭代学习控制算法关于是鲁棒的。
Finally, the simulation results obtained in the North China power grid have proved the validity of the theoretical analysis and the feasibility of the proposed disturbance identifying method.
最后,通过华北电网扰动仿真进一步明确扰动的特征,验证了理论分析的正确性和利用所提出的方法区分电网扰动的有效性。
Through the operating data analysis of a 600MW load generating set, the major factors of steam temperature fluctuation was from the combustion disturbance.
通过对一台600MW机组运行数据进行分析发现,汽温波动的主要因素来自于燃烧扰动。
According to the problems of harmonic disturbance caused by the inverter in the motor speed adjustment system, the article made some analysis combined with the reality.
本文针对变频器在电机调速系统中的谐波干扰问题,结合实际进行了一些分析。
The results of correlation and regression analysis are drawn on the heliographic chart as isolines of geomagnetic disturbance.
根据分析结果,绘出了日面地磁扰动等值图。
The rule of the disturbance of high frequency sealer to CATV was compresively studied by means of theoretical analysis, data measurement, and spot observation.
采用理论分析、数据测试和现场考察等方法对高频机干扰有线电视的规律进行探讨。
The quality of deformation analysis is greatly affected by the disturbance of gross errors.
粗差干扰影响形变分析成果的质量。
Wavelet multi-resolution analysis method was used to detect de-noising disturbance signal, character values of the transient voltage disturbance signal were extracted more precisely.
利用小波多分辨率分析方法对去噪后的扰动信号进行检测,更精确地提取出了暂态电压扰动信号的特征值。
Finally the paper analysis and verify the good benefit of the construction of coastal shelterbelt protection from two aspects of comprehensive protection and Impact of human disturbance.
从而从综合防护效益和人为干扰影响两个角度,共同分析、验证了沿海防护林工程建设的良好防护效益。
A new model of dealing with solar radiating disturbance is put forward and a systematic explanation to the antenna noise temperature analysis in case of solar radiating disturbance is made.
在提出日凌干扰处理新模型的基础上,根据太阳视面与天线主瓣半功率点截面的相对运动关系,系统阐述了日凌时天线噪声温度的分析方法。
This paper presents and realizes an ionospheric disturbance observation mode by using combinational pulses control and echo's phase measurement analysis in ionospheric vertical sounding.
利用电离层垂直探测中的组合脉冲控制和回波相位测量分析方法,开发并实现了一种电离层扰动观测模式。
This paper makes an analysis of the characteristic of the surge disturbance.
分析了浪涌实验中浪涌骚扰的特性。
In addition, some information of the future value of random disturbance term in regression analysis is delivered by complex model, so that the forecasting accuracy is improved.
并且组合模型进一步给出了回归分析中误差扰动项未来值的一些信息,提高了预测精度。
The system comprised terrain and meteorological data pre-process module, vegetation dynamic simulation module (including disturbance) and results analysis module.
干扰模拟体系由地形数据预处理、气候数据预处理、植被动态模拟(含干扰)、结果分析四大模块组成。
In this paper, an introduction of its applications in power system transient stability analysis and control, planning of switching operation, and disturbance diagnosis is presented.
文中对多代理技术目前在电力系统暂态稳定分析与控制、倒闸计划和故障诊断等方面的应用做了概要介绍。
In this paper, an introduction of its applications in power system transient stability analysis and control, planning of switching operation, and disturbance diagnosis is presented.
文中对多代理技术目前在电力系统暂态稳定分析与控制、倒闸计划和故障诊断等方面的应用做了概要介绍。
应用推荐