轉換函數模型 的英文怎麼說

中文拼音 [zhuǎnhuànhánshǔmóxíng]
轉換函數模型 英文
transfer function model
  • 轉 : 轉構詞成分。
  • 換 : 動詞1. （給人東西同時從他那裡取得別的東西） exchange; barter; trade 2. （變換; 更換） change 3. （兌換） exchange; cash
  • 函 : 名詞1. [書面語] （匣; 封套） case; envelope 2. （信件） letter 3. （姓氏） a surname
  • 數 : 數副詞（屢次） frequently; repeatedly
  • 模 : 模名詞1. （模子） mould; pattern; matrix 2. （姓氏） a surname
  • 轉換 : change; transform; convert; switch
  • 函數 : [數學] function函數計算機 function computer; 函數計算器 function calculator; 函數運算 functional operation
  • 模型 : 1 （仿製實物） model; pattern 2 （制砂型的工具） mould; pattern3 （模子） model set; mould patter...
  1. There are five parts are as follows : in part one, the concept of switching function is introduced first to establish the nonlinear mathematical model of the induction motor variable frequency speed adjustment system which is fed by a sine pulse width modulated ( spwm ) inverter and takes the effect of the main magnetic circuit saturation into consideration, then the low frequency oscillation of the system is simulated according to the model. next, from the view point of energy conversion of the inverter - induction system, a criterion for the low frequency oscillation is proposed to determine whether the system is in low frequency oscillation which is judged by whether the interval of the negative current component of the inverter input current is more than 1 / fc ( fc is the carrier wave frequency of the inverter ) or not

    首先引入開關函數概念，建立了正弦脈寬調制（ spwm ）逆變器供電異步電動機，考慮主磁路飽和時的變頻調速系統整體數學模型，模擬系統的低頻振蕩；其次從逆變器-異步電動機系統能量轉換角度出發，提出通過檢測逆變器輸入電流中負電流的間隔時間是否大於1 / f _ c （ f _ c為逆變器載波頻率）來判定系統是否出現低頻振蕩；最後的實驗結果驗證了系統低頻振蕩建模和判據的實用性和正確性。
  2. The engendering source of traffic volumes and their general influential factors have been presented, and the situation of nowadays highway transportation has been discussed. according to the introduction of traffic distribution theory and classical assignment method, analysis of traffic flow path selection among cities and that of special influential factors for traffic flow on toll highways, initial analysis to the forming mechanism of traffic volume on road sections has been made, and a probability model for path selection has been set up with the maximum - utility theory and disaggregating model. detailed analysis to impedances on road sections and their functions ( especially to three main composing factors of the impedances as cost of time, transport and toll and to the functional relations with traffic loads ) was made, at the same time, the relative cost calculating model was set up on the basis of the state - of - art achievements in both international and national researches

    主要研究內容包括：交通量的產生根源及一般影響因素分析和當前公路運輸地位討論；從交通分配理論及經典配流方法著手，通過分析城市間交通流路徑選擇行為和收費公路路段交通量特殊影響因素，初步提出路段交通量的形成機理，並採用效用極大原理和非集結模型理論（ disaggregationmodel ） ，建立用戶出行路徑選擇概率模型；對路段阻抗及路阻函數（尤其對行程時間費用、車輛營運費用和道路收費這三個構成路段阻抗的主要因素及其與交通負荷間的函數關系）進行較為詳盡的分析，並以現階段國內外較為先進的研究成果為依據建立相應的成本測算模型，其中，特別提出了兩種確定客貨車輛時間價值的分析方法；離散分析法和時間-費率轉換法，後者是在目前基礎調查、統計數據資料不夠齊全的現實下提出的一種確定道路系統內務車型時間價值的較為實用的新方法；對我國公路收費政策的背景和理論、實踐依據及費率的各種影響因素進行重點分析；從數學的角度證明合理費率的存在性，並以最優化理論為基礎，建立在普通收費公路和擁擠路段交通調控型收費公路兩種模式下合理費率的計算模型等。
  3. The solution formula of dwell time is deduced by using the pulse iteration method and the smoothing fourier transition method, and the formula can be simplified referring to workpiece shape. according to the anastomotic status of the tool and workpiece surface, we present the new model of the inherent relation among local pressure density, removal rate, convergence ratio and residual errors, and the corresponding formulas are given. the forming cause of the edge effect in the polishing process is analyzed, and the means which reduces the edge effect is put forward

    2 、針對計算機控制光學表面成形（ ccos ）的加工方式、誤差收斂特點，研製了去除函數呈高斯分佈的雙轉子結構研拋模；採用脈沖迭代法、平滑因子傅立葉變換法推導出駐留時間的演算法，求解過程中根據工件面形的特點作了各種形式的簡化；提出了工件表面和研拋模的吻合誤差與局部壓強、材料去除率、收斂比之間內在關系的數學模型，並推導出相應的計算公式；分析了邊緣效應產生的原因，在加工過程中採用相對壓力因子對去除函數進行修正，可以消除邊緣效應的影響。
  4. A nonlinear numerical model for wave transformation is established in time domain based on integral equation transformed from two dimensional laplace equation. then the model is applied to compute the linear wave and nonlinear wave deformation in offshore flow field. a new 0 - 1 combined bem ( boundary element method ) is adopted in this thesis to avoid computational errors accumulated with time steps

    本文以波動勢函數的laplace方程的green積分轉換得到的邊界積分方程為基本控制方程，建立了一種新的時域內波浪變形計算的數值模型，籍此對非線性波浪在結構物周圍的波浪形態進行了數值模擬，並通過數值造波水槽內的波浪試驗對數值模擬結果進行檢驗。
  5. To machine the honeycomb sandwich, an interpolation method based on a rotary axis is also studied. with the round vector function and rotary movement group, a model of the error curved surface of the theoretical ellipsoid is set up to describe the actually measured surface

    以圓矢量函數和回轉運動群為工具討論了曲面的誤差變換，利用理論橢球面的誤差曲面建立了實測曲面的數學模型，通過求解理論曲面的法線實現了實測曲面的等距計算和陰陽面數據轉換。
  6. 3. the coder class is defined introducing the object oriented programming, the important member function is realized such as the beginning and end of coding, the getting of image type, the conversion of image type etc. according to the bandwidth of different users, the bitrate is adjusted and the algorithm is simulatively realized

    採用面向對象的程序設計思想和方法，定義了編碼器類，給出了重要成員函數如編碼開始、編碼結束、獲取圖像類型、圖像類型轉換的程序實現；根據用戶帶寬的不同，調整編碼時用到的位率並且進行了程序的模擬實現。
  7. In this paper 5 function modek equivalent circuit model and p matrix representation of idt are expounded. the principle of energy transfer efficiency of energy transfer and frequency response of combinational acoustic pathes are also expounded

    本論文闡述了叉指換能器的6函數模型、等效電路模型和p矩陣表示方法；耦合器能量轉移的原理、能量轉移效率；組合聲路的頻率響應。
  8. Based upon established analytical model, the finite element models of laminated shell pasted with piezoelectric units, are formulated, which employ a novel eight - node degenerated shell element - a - piezo element, then the model are converted into form of state space and transfer function

    在解析模型的基礎上，運用有限元方法，構造了一種新型的八節點退化殼元? ? piezo單元，推導建立了表面粘貼有壓電材料的層合殼結構的有限元動力學模型，並將其轉換成狀態空間和傳遞函數形式。
  9. Chapter2 : traditional time series models and multivariate fuzzy time series models. the chapter introduces the vector arma model, transfer arima model, seasonal arima, and arima model of traditional time series models, and two - factors models, heuristic models, and markov models of multivariate fuzzy time series models. i devise the process of the model construction, and propose the findings

    本章介紹傳統時間數列模型（向量arma模型、 arima轉移函數模型、季節性arima模型以及arima模型）與多變量模糊時間數列三種模型?二因子模型（ two - factormodels ） 、引導式模型（ heuristicmodels ） 、馬可夫模型（ markovmodels ） ，模型建構步驟與流程，及傳統時間數列模型轉換為多變量模糊時間數列模型過程，並分別針對多變量模糊時間數列三種模型提出本研究不同於先前研究之處。
  10. According to the problem that the recovery rate is traditional treated as a constant or an independent stochastic variable by the classical credit risk pricing and management model, and problem that the negative correlation between the default probability and recovery rate is always neglected, this dissertation gets the exponential and logarithm regression models of default probablilty and recovery rate based on some empirical researches, and improves on several broadly applied credit risk models, such as structural hazard rate model, affine structure model, convertible bond pricing model and credit metrics model, and introduce the negative correlation between

    針對傳統的信用風險定價模型及信用風險管理模型將違約回收率看成是一個外生的常數或是一個獨立的隨機變量，而忽略回收率和違約概率之間的負相關性這一問題，本文應用相關實證研究得到了違約概率和回收率的指數和對數回歸模型，並對應用非常廣泛的結構化風險率模型、仿射結構模型、可轉換債券定價模型和creditmetrics模型進行了改進和拓展，在新模型中應用指數和對數函數引入了這兩個變量之間的負相關性。
  11. Integration services includes graphical tools and wizards for building and debugging packages ; tasks for performing workflow functions such as sql command execution, ftp operations, and e - mail messaging ; data sources and destinations for extracting and loading data ; transformations for cleaning, aggregating, merging, and copying data ; a management service for administering integration services ; and application programming interfaces apis for programming the integration services object model

    Integration services包括用於生成和調試包的圖形工具和向導；用於執行工作流函數（如sql命令執行、 ftp操作和電子郵件消息處理）的任務；用於提取和加載數據的數據源和目標；用於清除、聚合、合併和復制數據的轉換；用於管理integration services的管理服務；以及用於對integration services對象模型進行編程的應用程序編程介面（ api ） 。
  12. Integration services includes graphical tools and wizards for building and debugging packages ; tasks for performing workflow functions such as ftp operations, for executing sql statements, or for sending e - mail messages ; data sources and destinations for extracting and loading data ; transformations for cleaning, aggregating, merging, and copying data ; a management service, the integration services service, for administering integration services ; and application programming interfaces apis for programming the integration services object model

    Integration services包括用於生成和調試包的圖形工具和向導；用於執行工作流函數（如ftp操作） 、執行sql語句或發送電子郵件的任務；用於提取和加載數據的數據源和目標；用於清理、聚合、合併和復制數據的轉換；用於管理integration services的管理服務integration services服務；以及用於對integration services對象模型編程的應用程序編程介面（ api ） 。
  13. Integration services includes graphical tools and wizards for building and debugging packages ; tasks for performing workflow functions such as ftp operations, executing sql statements, and sending e - mail messages ; data sources and destinations for extracting and loading data ; transformations for cleaning, aggregating, merging, and copying data ; a management service, the integration services service for administering package execution and storage ; and application programming interfaces apis for programming the integration services object model

    Integration services包括用於生成和調式包的圖形工具和向導；用於執行工作流函數（如ftp操作） 、執行sql語句以及發送電子郵件的任務；用於提取和加載數據的數據源和目標；用於清理、聚合、合併和復制數據的轉換；用於管理包執行和存儲的管理服務（ integration services服務） ；以及用於對integration services對象模型編程的應用程序編程介面（ api ） 。
  14. Based on this, uses the origin underway accelerate time and the oil consumption at the cycle of multi - working conditions as the objective functions of the power performance and the economy performance respectively, and then transforms it into a single objective function by using the linear adding. establishing the optimization mathematical model between the engine and the power train of the automobile, lastly, solves it with the complex algorithm, which finding out the prime parameter of the power train to improve the integer performance of the automobile

    在此基礎之上，基於優化設計的理論，以原地起步連續換檔加速時間和多工況循環使用油耗作為衡量動力性和燃油經濟的兩個分目標，採用線性加權組合的方法將其轉換成單一目標函數，建立了汽車動力傳動系優化數學模型，並選用合適的優化演算法對其進行求解。
  15. Furthermore, analytical model for adaptive coded modulation is proposed, through which channel snr switching thresholds with the aim of throughput maximization of adaptive coded modulation are obtained with the method of lagrange, and then the average throughput performance of the adaptive system is obtained

    通過建立自適應編碼調制研究模型，本文還應用拉格朗日函數法得到了使自適應編碼調制系統吞吐量性能最大的通道信噪比轉換門限，進而得到自適應系統的平均吞吐量性能。
  16. First, a kind of user defined structure be applied to realize the message transformation. the next, faced with the problem of information security, this thesis puts forward exerting the encryption algorithm to set in the bottom function of middleware. finally, the paper sums up the complexion of implementation and also proposes the improving suggestions to the application service platform. at present, application service platform has been used in bank system and the result is comfortable

    本文以某銀行湖北省分行的應用服務平臺的設計及實現為背景，結合中間件技術提出了應用服務平臺的結構模型和整體框架，在應用服務平臺的具體設計實現方面，本文針對報文轉換和信息安全展開了討論，首先對于報文轉換設計了一種自定義結構實現報文的轉換方法，其次對于平臺的安全性方面提出了運用傳統的加密函數嵌入到中間件的底層函數中，從而實現對平臺傳輸數據的加密，最後對應用服務平臺的設計實現情況進行總結，同時提出了進一步改善建議。
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