At the same time, the characteristic of probability of harmonic wave current can be obtained.
同时得到了该次谐波电流的概率统计特性。
This paper introduces a high performance sine wave current source (SSCS) based on DDS chip AD9833.
本文设计了一种基于DDS芯片AD9833的高性能正弦扫频式恒流源。
This paper deals with an AC servo system with permanent magnetic brushless motor driven by square wave current.
研究了方波电流驱动的永磁无刷电机交流伺服系统。
Detecting back EMF is one of the most important methods for the detection of rotor position in square wave current drive BLDCM sensorless control.
方波电流驱动的BLDC电机无位置传感器控制检测转子位置的最重要方法是反电动势检测法。
Continuous resistive loading is used to extend antenna operating band in order to realize traveling-wave current distribution on a finite length antenna.
在有限长的偶极天线上，采用分布电阻加载法，实现行波电流分布，展宽天线的工作频带。
It is necessary that drilling vessel is capable of standing still under the action of ocean current wave surge tropical storm and internal wave current in winter.
在冬季的洋流、涌浪以及热带风暴和内波流作用下钻井船有能力保持位置不动是很有必要的。
The results show that there exists a density window for lower hybrid wave current drive (LHCD), i. e, LHCD would be achieved only within a certain range of plasma density.
结果表明，存在着驱动电流的密度窗口，即仅在一定的等离子体密度范围内才能驱动电流(通常在理论和实验上仅注意到驱动电流的密度上限)。
A directional protection based on traveling wave current polarity comparison which is implemented by detecting the polarity of current wavefront of traveling wave is presented.
文章提出了基于检测行波电流波头极性的行波电流极性比较式方向保护。
During experiments of lower hybrid wave current drive, the change of LHW drive power will be accompanied by the change of the edge electric field, poloidal rotation velocity and Reynolds stress.
在低杂波注入实验中，改变低杂波驱动功率，从而改变边缘电场、等离子体旋转速度和边缘静电雷诺胁强。
This paper presents the calculation method of external loadings for offshore drilling platforms induced by gravity, buoyancy, wind, wave, current and seismic force, and relative computer programs.
本文介绍了海上钻井平台由重力、浮力、风、波浪、潮流及地震力引起的外载荷计算方法，并编制了相应的计算程序。
This paper describes an application of the real time processing system data for model tests of wave-current force acting on pile. A Chinabuilt DJS-051 microcomputer is used in this system.
本文提出了用051微机系统，实时处理单直桩在规则波和水流共同作用下的波、流力测试数据。
The near-shore wave-current field formed by the breaking of oblique incident wave is numerically simulated by applying the mild slope equation for describing the wave propagation in coastal zone.
波浪向近岸传播的过程中由波浪破碎等效应所形成的近岸波流场是近岸缓坡区域重要的环境动力因素之一。
The estimated reserves of various ocean energy sources in our country, such as tide, wave, current, tidal current, ocean thermal energy and salinity gradient energy are given in this paper.
本文给出了我国各类海洋能资源（潮汐、波浪、潮流、温差、盐差和海流能）蕴藏量粗略的估算结果。
With the help of CFX, making numerical flume and using it into the simulation of wave or wave-current forces on circular cylinder is introduced in this paper.
本文研究了应用商业软件CFX构建数值波浪水槽并将之应用于模拟波浪及波流对小尺度桩柱作用的若干问题。
Based on the principle of wave, the simulation of wave generator and wave or wave-current forces on circular cylinder is presented by using CFX.
基于经典波浪理论，以大型商业计算流体力学软件CFX为平台，可以实现数值造波及波物作用的模拟计算。
The combined wave-current models are applied to the calculation of bed shear stress instead of the simple addition of wave and current.
计算海底剪切应力时应用波流共同作用模型，而不是纯波浪和纯水流两种情况下的剪切应力的叠加。
This paper presents a method for the calculation of irregular wave-current forces on an isolated pile.
本文提出了用频谱法计算不规则波和同向水流对孤立桩柱共同作用力的方法。
Then, the improved ADCIRC model is coupled with the SWAN model to establish a wave-current coupled numerical model that considering all wave-tide-surge interactions.
并在此基础上，将之与SWAN风浪模型进行耦合，建立了一个全面考虑波浪与潮汐风暴潮相互作用的波流耦合模型。
Based on the double factors linearization concept proposed by authors, the drag force acting on inclined cylinder in wave-current field has been linearized.
根据作者提出的双参数线性化概念，对波流共同作用下倾斜杆件上的波浪拖曳力作了等效线性化。
In this dissertation the main study aimed at the interaction of the wave-current effect and the SFT. The contents of the study consist of two parts.
本文主要对波流作用下悬浮隧道的响应问题进行了研究，研究内容包括两个部分。
In this dissertation the main study aimed at the interaction of the wave-current effect and the SFT. The contents of the study consist of two parts.
本文主要对波流作用下悬浮隧道的响应问题进行了研究，研究内容包括两个部分。
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