查询词典 harmonic component

Firstly, radial horizontal component and transverse horizontal component are derived from tri-channel seismic data at the surface and the bedrock in borehole array by back-azimuth decomposition method, and the histories of radial and vertical components are divided into two parts by Sg wave arrived time. Moreover, it is supposed that transverse horizontal components are made up of SH wave, while vertical component and radial horizontal component are constituted by P-SV wave system.

针对钻井台阵的两处三分量加速度记录，根据反向方位角将两水平分量分解为径向水平分量和横向水平分量，假设横向水平分量由SH波系组成，竖向分量和径向分水平量由P-SV波系组成。

Its basic idea is to adopt formal or semi-formal method to develop the component. The developer provide the component with a formal specification with a given structure firstly, then build the component from this specification, and produces the description of component by this specification and other information.

其基本思想是：采用形式化或半形式化的方法来开发组件，首先为组件提供一个特定结构的形式规格说明，开发者根据该规格说明构造组件，并根据该规格说明及相关信息获得组件描述。

The calculation results show that the normal component of magnetic intensity is symmetrically distributed around the point of the acting force, where the normal component reach the maximum value; while the tangential component is antisymmetrically distributed around the point of the acting force, where the tangential component inverses its direction sharply.

结果表明，空气中扰动磁场的法向强度和切向强度分布特征明显不同，法向强度关于力作用点对称分布，并且在力作用点处达到最大，而切向强度关于力作用点反对称分布，并且在力作用点处有突变；地磁环境下，磁场对位移的影响可以忽略不计；扰动场强与外力成正比。

The Hilbert modulus is defined as the sum of the square of a signal and its conjugation.Hilbert modulus is used to covert the fundamental component in original phase current to direct current component,the fault characteristics frequency of bar break is transformed into the twice slip frequency.The problem is solved that fault characteristic component in the spectrum analysis of the current is easily to be blanketed by fundamental component and is hard to highlight fault characteristics.

将Hilbert模量定义为原始信号与其共轭信号的平方和，利用Hilbert模量将原相电流中的基波分量转变为直流分量，原频谱分析的转绕组断条的故障特征分量转变为频率为二倍转差频率的电流分量，决了相电流频谱分析方法中断条故障特征成分容易被基波湮没而难以突出故障特征的问题。

Therefore the use of electronic current transducer as the measure unit of distance protection is suggested in this paper. The working principles and characteristics of electronic current transducer are introduced. Then the improvement on the starting component, phase selecting component, impedance component and other functional component of distance protection by using of optical current transducer is discussed afterward.

因此该文提出了采用电子式电流互感器作为距离保护的测量元件的建议，论证了采用光学电流互感器对距离保护起动元件、选相元件、阻抗元件及其他功能元件等带来的优越性。

What this invention has function of take a breath one kind publicly is wall hung inhaler, include: Noumenon, air suction opening, filter component, send fan, outside air blowhole, bypass, fender and eduction mouth; Outside air blowhole is formed go up in noumenon; Bypass is formed at the back of what the component filters inside noumenon, form outside air to flow to the passageway that sends fan directly; Fender setting is filtering on the face of have a common boundary of component and bypass, its position prep above filters component; Eduction degree of lip-rounding is become in noumenal before the bottom of face plate.

本发现亮相了一类具备换气效能的璧挂式空气air筛选器，包含：本体、吸进口、筛选零件、送扇子、外面空气air通气眼、旁路、档扳和排岀口；外面空气air通气眼产生在本体上；旁路产生在本身体之内筛选零件的后头，型成外面空气air直接流向送扇子的路线；档扳设定在筛选零件与旁路的边界面上，其位置高于筛选零件；排岀口产生在本体的前头扳的下部。

Based on the adaptive interference canceling theory and the concept of space vector, an adaptive fundamental positive/negative sequence component and harmonic component detecting method is developed.

浙江人学博t学位论义摘要以HVDC－VSC的暂态数学模型为基础，建立了HVDC－VSC的等效仿真模型。

Deduced by the ip iq detection method,it directly applied to asymmetric three phase four wire system,no need to remove zero sequence component,it is correctly detects the fundamental zero-sequence,negative sequence and harmonic component,the simulation results show that its conclusions are correct.

经推导，ip iq 检测法可直接应用于不对称三相四线制系统中，无需先剔除零序分量，同样能够正确检测出基波零序、负序及谐波分量，仿真结果证明其结论的正确性。

This paper adopts function generation method to decompose tooth-layer permeance with the numerical calculation to constant component and harmonic component.

这为采用解析方法计算直线步进电动机的性能以及直线步进电动机的优化设计提供了依据。

This paper analyses the influence rule on tooth-layer permeance constant component and harmonic component with tooth-layer parameter and magnetometive, It offers basis to calculates the performance of the linear stepper motor with analytical method and optimized design for linear stepping motor.

最后，运用齿层比磁导函数化方法对直线步进电动机的最大电磁推力特性进行了定量研究，分析了永磁体参数、齿层参数对混合式直线步进电动机永磁体工作点的影响，分别计算了不同永磁体参数和齿层参数时的最大电磁推力特性。

Objective:To explore the feasibility of laparoscopy in diagnosing and treating of abdominal diseases.

目的：探讨腹腔镜用以诊断腹部外科疾病及选择治疗方案的可行性。

The lifetime of nylon 1010 and nylon 1010/POSS composites decreased with increasing temperature.

热重-红外联用分析表明尼龙1010在氮气气氛下的降解产物主要为小分子的低聚物，POSS并不改变尼龙1010降解产物的组成。