Consideration on Backup Protection of High Impendence Transformer 对高阻抗变压器后备保护问题的思考
Investigation on Multi-Resolution Modelling and Data Rectification for Process Industries; Experimentation of Impendence Sensor Three-phase Drift Flow Model Emendation 流程工业物流分层建模与数据校正算法研究阻抗式含水率计三相漂流模型校正的实验研究
Just for that reason, it becomes impendence to evaluate the performance of the open-ended funds completely and impersonality. 正因为如此,对开放式基金的业绩进行全面客观地评价就显得尤为迫切。
The study of impendence inversion is implemented to find the sand distribution within the target formation and the vantage reservoir. 为研究目标层段砂体的横向展布情况与储层的有利部位,对该区进行波阻抗反演研究。
In the actual application, large transformer impendence exists in four quadrant converter. 在实际应用时,四象限变流器可能存在变压器漏抗大的情况。
Design of a UWB Lighting-Arrestor Based on Impendence Transform 一种基于阻抗变换原理的超宽带天馈避雷器的设计
Complex impendence techniques are used to analyze the humidity sensing mechanism of nanometer barium titanate humidity sensors on silicon substrate. 用复阻抗法对硅衬底纳米钛酸钡湿敏元件的感湿机理进行了分析讨论。
Input impendence characteristics of cosine loaded ultrasonic horn are studied. 研究余弦形负载超声变幅杆输入阻抗特性。
So their needs a limit equilibrium FEM method impendence which combine the FEM compute result with the limit equilibrium analysis method. 迫切需要发展一种将有限元计算结果同极限平衡分析方法相结合的极限平衡有限元方法。
Nowadays, network security problems getting worse and worse, the demand for secure operating system is in impendence. 在网络安全问题日益严重的今天,对安全操作系统的需求非常迫切。
In this dissertation, many researches has been done on UWB antennas and Gaussian pulse, impendence characteristics of UWB antennas, small-element electric antennas and small-element magnetic antennas, phase center and waveform dispersion of UWB antennas, and so on. 本文较为详细的研究了超宽带天线和高斯脉冲波,超宽带天线的阻抗特性,电小天线和磁小天线,天线的相位中心和波形散射等。
A one degree of freedom force control strategy combining fuzzy control with impendence control is introduced in this paper. 介绍利用模糊控制与阻抗控制策略相结合对一维运动机构进行力控制。
In this Paper, we firstly discuss the important function of language in human society, analyse the importance, impendence and features of language or speech learning at present. 本文在分析了语言及语音学习和教学的重要性及特点的基础上,讨论了将语音处理技术应用于语言、语音的计算机辅助学习或教学中所涉及的多方面问题;
Part I: The necessity, impendence and possibility of the administration system reform. 第一部分:行政管理体制改革的必要性、紧迫性和可能性。
This thesis concentrates on two aspects of inverse problems based on EEG signal: EEG inverse problems of source localization for determining the electrical activities inside the brain, and EIT inverse problems for estimating the impendence distribution of brain. 本文集中研究了脑电逆问题的两个方面,即探索脑内部电活动的EEG逆问题和探测脑内部阻抗特征的EIT逆问题。
The signal source with a close loop DC feedback and a PID controller is able to keep a constant current output under different load conditions which enables the developed system suitable for a very wide range of grounding impendence. 在恒流信号电源部分控制系统的设计中采用了闭环PID直流反馈控制和引入了非线性环节,因此能在负载大范围波动的情况下保持注入电流频率恒定和幅值恒定,可靠性高。
Based on the low-temperature high-pressure techniques developed in our laboratory, several detection methods are discussed, including acoustic method, impendence method and Time-Domain-Reflector ( TDR) method. 本文针对这些问题,利用本实验室开发的低温高压实验技术,探讨了天然气水合物模拟实验的几种探测方法,包括声学法、电阻法和时域反射(TDR)法。
With the development of science and technology, we have come into an informatization society, which information is increased as geometric progression. It is impendence that how to search effectively information for satisfying people's needs for information. 随着科技的发展,我们步入了一个信息化的社会,其信息量呈几何级数增加,如何有效地进行信息检索分类,以满足人们对信息的需求。
It also presented the importance and impendence to renovate lake. 同时说明湖泊整治的重要性和迫切性。
Well-restrained rarefaction impulse inversion, which can be used to obtain the acoustic impendence data for describing sand bodies; 通过基于模型的井约束稀疏脉冲反演获得的波阻抗数据体进行砂体描述;
First, this paper researched the oscillator theory, which gave the oscillation condition of active antenna, and the cavity modeling theory of the microstrip antenna, which gave the relationship between the size and impendence of microstrip patch antenna and that between the size and resonant frequency. 首先研究了有源天线的振荡器理论,给出了有源天线的振荡条件;微带贴片天线的空腔模型理论,给出了天线尺寸与阻抗和谐振频率的关系。
In allusion to the problems and situation of environmental education in Hebei, this paper focuses on the discussion about the importance and impendence of environmental education in Hebei. 针对河北省环境教育的问题和现状,强调了在河北省加强环境教育的重要性和迫切性;
The compound vibration essential equation was set up via the mechanical impendence method. The effect of individual part's resonance frequency variation on the system resonance frequency was studied through changing the geometry parameters of the part. 通过改变单个部件的几何参数研究了超声车削系统中单个部件固有频率变化对整体系统固有频率的影响,分析结果和实验基本吻合。
The effection of structure parameters on device impendence is analysed by using MATLAB software. The simulation and optimization of CPW and CPW with capacitance loaded model parameters are implemented using HFSS software. 利用MATLAB软件分析了模型结构参数对特征阻抗的影响,利用HFSS软件对CPW结构和电容加载CPW结构进行了模拟仿真和参数优化。
This new LH waveguide is analyzed by means of circuit theory. The unit propagation constant, Bloch impendence, effective permittivity, effective permeability, effective index of refraction and other relevant parameters are obtained. 采用电路理论对提出的同轴异向波导进行了分析,得到了其单元传播常数、布洛克阻抗、等效介电常数、等效磁导率和等效折射率等相关参数的表达式。
The graveness of harmonic pollution compels well done the metering and charge of harmonic energy becoming impendence. 谐波污染的严重使妥善处理谐波电能的准确、合理计量及收费变得迫切。
How to guarantee and increase the quality of registration management becomes an impendence and important task. 如何保证和提高电大学籍管理质量成为一个日益迫切和重要的课题。
By analyzing the dither mode, this paper puts forward the method of applying impendence matching into eliminating the useless power. With the drive efficiency improved, the drive voltage is decreased consequently. 本课题对其抖动方式进行了深入分析,提出了用调谐匹配消除无功功率提高抖动效率,降低抖动驱动电压的方法,并通过实验验证了该方法的可行性。
AAL increased the electrochemical or catalytic activity of anode, and decreased the impendence between anode and electrolyte. 活化层增加了阳极的催化活性,降低了阳极与电解质之间的界面阻抗。
Meanwhile, it analyzes the necessity. impendence and feasibility of these strategies above and then gives opinions on the execution of them. 同时,对实施各项战略的必要性、紧迫性和可行性进行了分析,就如何实施提出了意见。