選路拓撲 的英文怎麼說
中文拼音 [xuǎnlùtàpū]
選路拓撲
英文
rt routing topology-
According to the design demands of cad network system for chongqing caff automotive products co. ltd, cad applied to enterprises has been researched deeply and widely. research and practice works have been done in the following aspects : cad network system ' s layout, network topology structure, network devices selection, parameterized design and development based on cad application software, management of network system and design drawings, and etc. engineering practice attained anticipative effect and some useful reference ideas have been provided for construction of cad network system in caff co. ltd
論文根據重慶卡福汽車零部件有限責任公司cad網路系統的設計要求，對cad在企業中的應用進行了深入而廣泛的研究，在以下幾個方面進行了研究與實踐工作： cad網路系統的規劃，網路拓撲結構、網路設備的選擇， cad應用軟體的選擇， cad應用軟體的參數化設計和二次開發，網路系統和設計圖紙的管理等。Through comparison of characteristics for different dc / dc topologies, buck - boost converter was selected as main topology of the power system
在充分考慮不同dc / dc變換器拓撲特點的基礎上，本文選用了buck - boost作為系統的主電路拓撲。The increasing of single channel capacities and evolution of optical networks topology, from simple point - to - point to intelligent optical networks, call for strict demands to optical filters. in this paper, the crucial technologies of optical filters such as interleaver, optical digital filter, fused biconical taper all - wave coupler as well as polarization - pump combiner have been studied experimentally and theoretically, which include : 1. a new process, cascaded fbt ( fused biconical taper ) with precise control as well as strict interference arm length difference, is proposed for the first time to our knowledge
單通道速率不斷提高以及網路拓撲由單一的點對點傳輸向可上下載的環網和可動態選擇波長路由的智能型格形光網路演進，對光濾波器的常規性能指標、時域特性和動態可調諧特性提出了更加苛刻的要求，鑒於此，本論文全面研究了全光纖熔錐型奇偶交錯濾波技術、數字光濾波技術、基於g - t全通濾波器的奇偶交錯濾波技術以及熔錐型全波耦合器和偏振泵浦合波器。In chapter 2, the nonlinear feature of iron core of transformer in switching power supply was studied. according to the characteristics of switching power supply, the topology structure of resonant converter was selected. the characteristics of out put voltage and current vs. frequency for the three kinds of resonant converter were analyzed and compared
在第二章中，研究了高壓開關電源中高壓變壓器的非線性特性，選擇了諧振變換器作為高壓大功率開關電源的電路拓撲結構，並對三種形式的諧振變換器的電壓及電流頻率特性進行了分析比較。Based on collected and read literatures, this paper gives the analysis of its characteristics, architecture, security problem, qos problem, and comparison among present popular wireless ad hoc routing algorithm as well. 4. according to the characteristics of wireless network situation of wearable computer, this paper comes up with a wireless network frame for wearable computer based on lsr ( link state routing protocol )
（ 4 ）結合可穿戴計算機無線網路環境的特點，在對自組網路由選擇演算法比較分析的基礎上，提出了一種適用於可穿戴計算機無線網路的基於混合路由策略的lsr （ linkstateroutingprotocol ）路由協議的框架，它能夠根據網路拓撲結構變化的不同程度在先應式和后應式路由策略之間進行自然平滑的切換。The user can select a high - level view of the network topology showing the status of all routers and links, focus in on a specific area of the network, or view only specific types of routers, such as backbone routers
使用者可以選擇網路拓撲的高級別視圖，顯示所有路由器和鏈路的狀態。可專注于網路的一個特定的區域，或者只查看路由器的特定類型（例如骨幹網路由器） 。Among these a three - phase voltage - style pwm rectifier is selected, and voltage space vector pwm is employed. and its principle, mathematics models and the selection of control parameters are studied in details. in addition to, a fast algorithm for space vector pwm, the method of decomposition matrix proposed in this paper can simplify the calculation process and with which we may omit the triangular function tables
分析總結了現有的三相整流電路拓撲及其控制策略，選擇以三相電壓型pwm整流器為研究對象，並採用電壓空間矢量pwm控制策略；分析研究了整流器的工作原理，建立了數學模型；研究了控制方法及其參數設計；提出了電壓空間矢量的pwm快速演算法，不需要三角函數表，由dsp實時計算得到精確的工作矢量及零矢量的作用時間。Based on comparison of different dc / dc converter, push - pull forward converter ( ppf ) is selected as main system prototype
在比較多種常用拓撲的優缺點后，本文選用推挽正激電路作為主電路拓撲。As for the choice of the circuit ' s topology, the pfc stage is adopted boost structure and the pwm stage is adopted two transistors forward after several sorts of advantages and deficiencies of circuit ' s topology are compared
在電路拓撲的選擇上，比較了各種電路拓撲的優缺點，最後選定前級pfc電路採用boost結構，后級採用雙管正激電路。In this paper, firstly we analyzed the basic phase shift mechanism and various basic phase shifter circuit forms, specially devoted to the circuit analysis and design aspects. it provides the theoretical basis for circuit topology selection, design and optimization of the phase shifter
本論文首先就移相原理、各種類型移相器電路的工作方式、特點以及設計方法進行分析，為移相器電路拓撲選擇和設計優化提供理論依據。On the basis of this, accomplish the design of the structure of the control system and complete the function assign to the intelligent nodes, chose the right net type and bus type, so as to complete the plan design
在此基礎上提出挖掘機器人分散式控制系統的結構，完成各智能節點功能分配和選擇合適的網路拓撲結構和通信總線，實現分散式控制系統的方案設計。Firstly, this paper introduces the asynchronous motor model, and compares it with the dc motor ’ s. then the paper studies the principle of vector control, and proposes an improved current model of rotor flux observer. this paper also studies the three - level inverter ’ s topology, working principle, the neutral - potential unbalance mechanism and its controlling strategy. the paper especially studies the svpwm in details. the interface between the vector control and the three - level inverter is studied in details, including the generation of reference voltage vector, its judging of the sector and triangular regions, and the working mechanism after it sent into three - level inverter. when synthesizing the reference voltage vector, select the vector which only includes p and o states as the starting vector, thus eliminate the vector shift problem when sector changes. this paper fully takes advantages of the powerful functions of matlab / simulink to set up the simulation model. this construction is very explicit. the simulation results verify the inverter voltage output is correct, the rotor flux is steady, the asynchronous motor ’ s dynamic and steady state performances and speed modulation are excellent
本文首先介紹了異步電機的數學模型，在此基礎上將異步電機的數學模型與直流電機的數學模型進行了比較;然後介紹了矢量控制的基本原理，採用了一種改進的轉子磁鏈電流型觀測模型;對三電平逆變器的電路拓撲、工作原理、中點電位不平衡的機理及控制方法進行了介紹，詳細分析了空間矢量脈寬調制策略。本文對異步電機的矢量控制與三電平逆變器之間的介面進行了詳細的研究，包括:參考電壓矢量的形成、所落扇區與具體小三角形區域的判斷、送入逆變器之後的工作機理。在參考電壓矢量的合成時，選擇只包含p 、 o狀態的空間電壓矢量作為起始矢量，解決了扇區切換時的矢量突變問題。Based on how routers gather information about the structure of a network and their analysis of information to specify the best route, we have two major routing algorithms and decentralized routing algorithms
人們基於路由器收集來的關于網路拓撲結構和傳輸信息分析報告來確定最優路由路徑，現有兩種路由選擇演算法，基於中心控制的路由選擇演算法和基於動態分散式的路由選擇演算法。Hfc ( hybrid of fiber and coax ) network is a competitive means to support wide varieties of video, voice and data services. the thesis describes and analyzes the system framework, frequency assignment and signal modulation schemes of hfc. recently hfc and adsl are aggressive among broadband access technologies
本文對hfc網的系統結構、網路拓撲、頻譜分配方案和業務信號的調制方式等進行了詳細的闡述和分析，並且全面地比較了hfc和adsl的優缺點，總結出hfc具有較高的性價比，是我國寬帶接入網的優選方案。This lims contained almost all of the management job of laboratory, integrated the information and procedures of collegial laboratorial equipment, persons, task managing and programming, whose integrated performance represented better than those pristine collegial lims. according to the requirement of function and performance, this paper selected an appropriate dbms and designed the structure of laboratorial lan, this paper also designed the functional model and informational model
根據系統的性能需求與功能需求，比較並選定了數據庫系統，設計了電工電子中心實驗室的內部網路拓撲，規劃了各分系統的功能模型與信息模型並嚴格按照軟體工程的要求組織了實施，成功開發了一套基於網路、數據庫和中間件等先進技術的高校實驗室綜合管理信息系統。In this chapter, the suitable devices and circuit structure have been choosed to design a second order multiplier, a fifth order multiplier, a sixth order harmonics mixer and a dro operating in 9. 4ghz. the forth chapter is a section of system realization and test, in this chapter, the system of low phase noise frequency source has been constructed and tested. the results show that the targets of the system have been achieved
第三章的系統分器件與實驗數據部分，主要是以上述第二章的分析為基礎，以所推導的理論公式為指導選取必要的器件和合適的電路拓撲結構，分別設計實現了一個二次倍頻器，五次倍頻器， 6次諧波混頻器和一個9 . 4ghz的介質振蕩器，為後述整個系統的實現在硬體上做了必要的準備。Aimed to acquire high efficiency and realize high frequency of the converter, this paper takes the forepart of the aeronautical static inverter ( asi ) - dc / dc converter as research object. push - pull forward converter ( ppfc ), which adapts to be applied in low voltage, high current input power field, is proposed and studied in this paper based on comprehend to main characters of asi and references to the development of the vrm
本文以航空靜止變流器中dc dc ? dc ac結構的前級為主要研究對象，針對效率和高頻化問題，在充分考慮航空靜止變流器前級dc dc特點的基礎上，借鑒國外vrm技術的發展歷程，選擇了適合於低壓大電流場合下工作的推挽正激電路（ ppfc ） ，作為基本電路拓撲，進行了一些理論與實驗的研究工作。In the chapter 4, the particular network topology and the four training algorithms are designed for the switching state selector in dtc by the neural network control technology, and the learning speed, stability, and weight convergence of the algorithms are discussed and compared
第四章對直接轉矩控制中的開關狀態選擇器用神經網路控制技，術設計了具體網路拓撲結構和四種演算法，並對幾種翼法的學習速度、穩定性、權收斂性進行了比較和研究。It is the technology of applet and servlet that realizes uniting web technology with network management technology and solves secure communication between client port and server port by using http tunnel technology. and the system modules are analyzed and designed successfully so the secure communication among all module is solved by using jms technology. furthermore, graphic processing toolkit of graph editor toolkit for java is united with network topological management so that the multi - selection of topological show is achieved
通過applet以及servlet技術，實現了web技術與網管技術的成功結合、並利用http隧道技術解決了客戶端applet與服務器端servlet的可靠通信；完成了系統模塊的分析設計，利用jms技術成功地解決了各個模塊之間地可靠通信；成功地把grapheditortoolkitforjava圖形處理工具包結合到網路拓撲管理中，實現了拓撲顯示的多種選擇。In this paper, various circuits are proposed, and the characters of which are made clear, as the conclusion, the interruption generator based on the voltage source inverter ( vsi ) is selected
本文提出了各種電路拓撲結構，並分析優缺點，選擇了基於電壓源型逆變器的擾動發生裝置的拓撲結構與工作原理。分享友人