擬分量 的英文怎麼說
中文拼音 [nǐfēnliáng]
擬分量
英文
quasi component-
Simulations of gain and aberrance are done to study the amplification of pulse signal with a frequency of 0. 25mhz
對頻率為0 . 25mhz的脈沖信號放大進行了模擬,分析了其增益和脈沖畸變隨放大參量的變化情況。Depend on the comprehensive analysis and study of the structure, principle, and exterior characteristic of the motor, through the methods of system modeling and digital simulation analysis, two kind of control device that work for the low voltage ( lvdc ) and the high voltage ( hvdc ) in avigation are researched respectively. point to the control technique of close - loop speed stabilization at a limited adjustment speed range, we bring out the close - loop speed control method that using the rotor position sensor indirectly measure the speed of the motor
在全面分析了稀土永磁無刷直流電動機的結構特點、工作原理、運行方式以及外部特性的基礎上,通過系統建模和數字模擬分析,分別針對航空低壓直流( lvdc )和高壓直流( hvdc )兩種電動機構用永磁無刷電動機,在小范圍轉速連續調節下的閉環穩速控制技術進行了詳細理論研究,提出了利用轉子位置傳感器信號間接測量電機轉速進行電機轉速閉環穩速控制的策略。The approximation analysis result of band dipole model is obtained on the basis of the theory of mfl. the electromagnetic distribution feature of the defect in the steel panel is studied by means of simulation. the leakage magnetic distribution of the two defects and four defects plural and the defects in the column differently in the width are also assayed. conclusions that factors affecting flaw magnetic leakage to the panel also affect the column and magnetic leakage bx should be the feature of the flaw identification to several flaws are drawn
在對漏磁檢測原理進行詳細介紹的基礎上,得出了帶偶極子模型的近似解析解,並以有限元數值模擬分析為主要手段,以鋼板上缺陷為對象,分析了各因素對缺陷漏磁場產生影響的不同規律,同時模擬分析了板上平行的兩條裂紋,四條裂紋以及柱體上寬度不同時的裂紋的漏磁場分佈特徵,得出結論:影響板上缺陷漏磁場的諸因素會對柱體上缺陷漏磁場產生同樣的影響;對于多條裂紋,宜用漏磁分量bx作為缺陷識別的特徵量。In order to get the energy characteristic of flywheel, this paper put forward the circumrotate state k of flywheel by analogy with soc. then, the energy model of flywheel battery was established and the simulation results of the design flywheel battery were got
本文還探討了飛輪電池的能量特性,建立了飛輪電池的能量模擬模型,提出用飛輪運轉狀態k來類比化學電池的soc ,並用simulink對所設計的飛輪電池進行了模擬分析。Brings forward the basic network cell model of symmetrical blast vault and asymmetric blast vault. then studies and analyses airflow in vault of main voltage switchyard hall of xiluodu hydropower station which is far cry and large numbers of airflow conflux, brings forward concept of “ virtual embranchment ” and corresponding basic network cell model, regresses calculate expressions of flux uniformity coefficient and impedance of “ virtual embranchment ” of vault of main voltage switchyard hall of xiluodu hydropower station
而後又採用cfd數值模擬的方法對溪洛渡水電站主變洞排風拱頂這種多股氣流匯流的長距離通道內的氣流流動進行了分析,提出了「虛擬分支」的概念和相應的網路基元模型,並回歸得到了溪洛渡水電站主變洞排風拱頂各個排風「虛擬分支」風量均勻系數以及阻抗的計算公式。Chaotic measured circuit of constant current and simulation analysis
恆流式混沌測量電路及其模擬分析Based on funds holding stocks sample and whole stocks sample, it uses cck adjusted model to test the existence of herd behavior of funds and that of the whole stock market. then, it inserts dummy variable dt in cck adjusted model to testify whether herd behavior of funds and that of the whole stock market are the same in scale to prove whether herd behavior of funds makes stock prices fluctuate in the whole stock market
本文主要採用實證研究的方法,首先運用cck校正模型,按基金持股樣本和股市整體樣本,分別檢驗基金羊群行為及股市整體羊群行為是否存在;其次,在cck校正模型的基礎上引入虛擬變量d _ t ,建立虛擬變量模型,以檢驗基金與股市整體羊群行為的顯著程度是否相同,從而證明基金羊群行為能否引起股市整體價格的波動。Furthermore, the dissertation deals with institutions as dummy variables and establishes a measure model to go on the research, making a conclusion that the institutions is not only an important factor in urbanization, but also the one, which has the biggest flexibility in the system innovation of urbanization. in the eighth and ninth chapters, factors hampering the regime innovation in urbanization are discussed. then the direction and principles of the system innovation of urbanization are approached
在以上分析的基礎上,論文把城鎮化中的制度因素作為虛擬變量,華中農業大學博士學位論文:我國城鎮化中的制度變遷研究來進行計量模型的建立和檢驗,最後得出結論:制度因素不僅是影響城鎮化進程的重要作用因素,而且在城鎮化進程中制度創新的彈性是最大的。Firstly, study the hydrodynamic properties in the filtering bed ; secondly, analyze the influencing factors by the method of numerical simulation with the above mathematical model
第二,應用試驗建立的滲濾取水水文地質數學模型,對滲濾取水的取水量影響因素進行數值模擬分析。Adopt two neural networks ; using principal component analysis based neural network ( gha ) to acquire three principal components and using simulated annealing ( sa ) and bp network to class and recognize the marrow cells
採用兩級神經網路,利用基於神經網路的gha演算法獲得圖象的三個主分量,然後採用模擬退火演算法和bp演算法進行細胞的分類識別,獲得了較好的識別效果。According to in - situ construction real time observation and inverse analysis results, refinement numerical artificial analysis on a group of headrace tunnels was conducted and influence of different construction schemes and support parameters on rock mass deformation and failure behavior were researched to provide quantized data and technical aid for project construction decisions
基於跟蹤施工的現場實時觀測和反演分析結果,對引水發電洞群進行了精細化數值模擬分析,研究了不同施工方案和支護參數對巖體變形、破壞特性的影響,以便為工程的施工決策提供量化資料和技術支持。On the basis of the former two - dimensions and three - components mhd numerical simulation, this paper analyses evolution of the magnetic helicity of various magnetic structures in the magnetotail
摘要在二維三分量mhd數值模擬的基礎上,對地球磁尾不同類型磁結構的形成作磁螺度分析。Virtual machining is a very important part in systematized techniques about virtual manufacturing. it requests an immersible 3d virtual machining environment which supplies panoramic, integrated simulation and analysis for the processing of product so as to evaluate the rationality of machining process parameters and the machining quality of product
虛擬加工是虛擬製造技術體系的重要組成部分,它要求有一個具有一定沉浸感的三維可視化虛擬加工環境,並能對產品加工提供全方位的、集成的模擬分析,以對工藝參數的合理性、產品的加工質量等做出評價。The first one : fitting together ultimate values of every dimensions in one dimension - chain one by one, educing many equations by itself, calculating results, and comparing these results of close dimension to find maximal and minimal values. the second one : projecting all dimensions on two preestablished axis, then providing the solutions to analyze whether every projected dimensions is increscent or decreasing, and synthesize the effect of every projected dimensions to close dimension, educing many equations by itself, at last calculating the result of close dimension. the third one : according to monte carlo analysis, getting every dimensions " values from every dimensions " tolerances at random time after time, simulating the actual circumstances of mass production using these dimensions, and calculating reasonable results of close dimension economically
鑒于這類系統在各大中小型企業的廣泛應用與相對滯后的研究水平,本文提出了三種新的能切實地解決目前尺寸鏈計算機輔助分析解算中存在的各種難題的設計方案,第一種方案將尺寸鏈中各組成環能取的極值組合起來,自動列方程組,求解每個組合情況下的封閉環尺寸,最後比較這些結果,得出封閉環的最大最小值;第二種方案將尺寸鏈各組成環向預先設定好的兩個方向投影,之後再分析各尺寸環投影分量的增減性,並且提供了組成環兩個方向上的投影分量增減性不一的復雜情況下的解決辦法,綜合組成環各投影分量的增減性,然後自動列出方程組,最後根據各組成環的投影分量以及所列的方程組來確定尺寸鏈封閉環的尺寸;第三種方案以蒙特卡洛法為原理,在尺寸鏈各組成環的取值范圍內使用計算機產生大量隨機數,模擬實際大批量生產中的零件尺寸分佈情況,以更經濟更合理的方式分析、計算封閉環尺寸。4. the principle of the experiment including the isdg method is introduced. and the effect of shape and distance of the indention on strain measurement is analyzed
4 )介紹試驗設備的組成及試驗原理,通過理論推導和有限元數值模擬分析了拉伸試樣的凹痕標記對應變測量的影響,對isdg ( interferencestrain displacementgauge )方法進行了深入的研究。Through the using of adams ( automatic dynamic analysis of mechanical systems ), kinematics simulations, which are based on the designed new type manipulate mechanism with concentrative link lever, are executed. interferences lying in the former model are measured accurately
本論文使用機械繫統運動學/動力學模擬分析軟體adams ( automaticdynamicanalysisofmechanicalsystems )對設計的新型推土機集中連桿操縱機構進行了運動學模擬分析,精確測量了存在的聯動角度。In analyzing the neutron active detection, the neutron multiplication in the nuclear warheads induced by outer neutron source with different neutron energys is studied with numeral simulation, and the feasibility of through counting neutrons to determine the presence of high enrichment uranium ( heu ) in nuclear warhead has been proved. the method of detecting the warhead which contains heu pit by counting the released neut rons whose energy is higher than that of source neutron is studied. the feasibility of this method has been studied
對幾種主動探測核彈頭方法進行的研究中,首先對不同能量各向同性外源中子照射核彈頭的中子增殖行為進行了數值模擬,檢驗了用外源中子照射核彈頭后,通過測量瞬發中子在核彈頭中的增殖量,來證明核彈頭中高濃鈾存在的可行性;研究了用能量低於1mev的外中子源照射核彈頭,用測量核彈頭中裂變產生的高於源中子能量中子數的方法探測核彈頭,通過數值模擬分析了可行性。This text studies three methods about analyzing steady stat cornering performance of tractor - semitrailer : the differentiating of linear system steady stat cornering performance, the computer simulating analyzing of nonlinear system steady stat cornering performance, and the method of energy phase plane
摘要為了分析半掛汽車的穩態轉向特性,研究了3種用於判別半掛汽車列車穩態轉向特性的方法:線性系統穩態轉向特性的判別、非線性系統穩態轉向特性的計算機模擬分析、能量相平面法。Mac multiplexed analog components
復用模擬分量Multiplexed analog components
復用模擬分量分享友人