非穩定態的 的英文怎麼說
中文拼音 [fēiwěndìngtàide]
非穩定態的
英文
astable- 非 : Ⅰ名詞1 (錯誤) mistake; wrong; errors 2 (指非洲) short for africa 3 (姓氏) a surname Ⅱ動詞1 ...
- 穩 : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 態 : 名詞1. (形狀; 狀態) form; condition; appearance 2. [物理學] (物質結構的狀態或階段) state 3. [語言學] (一種語法范疇) voice
- 的 : 4次方是 The fourth power of 2 is direction
- 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
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The dynamics model is made up to numerically study the movement caused by the friction drive principle. then, the movement is divided into basic vibration state and micro vibration when the state changes according to the simulation to demonstrate the cause of the movement of friction drive
在實現模擬的基礎上,利用非線性振動力學,將摩擦力驅動原理的驅動過程劃分為基本振動與狀態切換非穩定振動階段,論證了微操作球出現的典型運動現象產生原因。We find that the n - phase state can be either the degenerate ground state or metastable, even unstable state depending on experimental parameters ofbecs
我們發現依據不同的實驗參數, -位相態既可能是簡並基態、亞穩態,也可能是非穩定態。Under this condition more and more architecture endures the infiltration from domains, subjects and ideals. architects have freshly cognizance of the immanency relation of dribs, aberrances and other un - stable factors on the metamorphic cultural background, and take a more associated, mutual and dynamic way to probe into the contemporary architecture
在這樣的環境下,建築學無可避免的越來越多地受到了來自其他領域、學科、觀念的滲透,建築師也在不斷變化的社會文化背景上重新認識到生活中各片斷、變異和非穩定性要素之間的內在關系,並以一種更加關聯、交互和動態的思路來探索當代建築。Based on differential geometric theory, a novel nonlinear modulation strategy for multi - iii infeed hvdc systems to enhance the transient stability of ac system in the presence of large disturbances is presented in this paper
針對大擾動情形,提出了一種用於改善多機交直流混合電力系統(有多條直流線路落點于其中)暫態穩定性的非線性調制策略。But self - organized criticality ( soc ) is a kind of weak chaos nature : " edge of chaos " ( non - stable steady state ), appearing only in the specific space - time region in specific stage at self organization process of crustal movement
「自組織臨界態」 ( soc )是一種弱混沌性質的「混沌邊緣態」 (非穩定定態) ,只出現于地殼運動自組織過程特定階段中的特定時空域。The geometric explanation of the image principle presented in “ a new method to determine the transient stability boundary using nonlinear theory 1 is given. a theorem to determine the critical clearance time is derived. from the calculation results of two examples, the correctness of the theories put forward by this paper and paper 1 is verified
對論文《運用非線性系統理論確定電力系統暫態穩定域的一種新方法》 1中所提出的映射機理作了幾何解釋;提出了確定電力系統臨界切除時間的定理;通過對一簡單電力系統和電科院6機22節點算例的計算,驗證了本文及文1所提出的理論的正確性。The theoretical analysis shows that mz - ifog can be used to detect the rotation rate of moving objects. a systematic analysis of transfer characteristics of mz - ifog is made. performance - limiting factors, including the path - length difference, the disturbance of temperature fluctuation and stress from working environment, the quality of light source, are all discussed along with methods to reduce their effect on the output signal
本文用系統的方法分析了mz型干涉式光纖陀螺儀的光傳輸特徵,指出了其較大的非互易性因素-臂長差的存在,分析了工作環境因素(溫度,應力) 、光源質量(輸出光束中心波長、光功率波動及偏振態波動)對系統工作性能的影響,並指出了減少系統非互易因素、抑制噪聲、提高檢測穩定性的措施。But in fact, it is difficult for a rotor to steadily and nicely rote at a certain speed. people have been expecting to identify the unbalance quickly and exactly with the information obtained from the rotors operating at unstable speed
而實際當中,轉子很難準確穩定在一個轉速下運行,人們一直希望能通過轉子在非穩定轉速運轉狀態下獲得的振動信息,快捷的確定轉子的不平衡量,即瞬態平衡,但目前尚未有成熟可行的辦法。The soil - water characteristic curve, the coefficient of saturated hydraulic conductivity and the initial state of medium ; in the paper, the influence of rain infiltration on the slope stability is discussed, which is very helpful for forecasting slope stability in raining seasons and designing slopes in deep unsaturated zone
)介質的本身性質,如土水特性曲線、飽和滲透系數、及介質的初始狀態;通過本文的研究,初步分析探討了降雨入滲對邊坡穩定性的影響,為在雨季邊坡失穩的預報和具有深厚非飽和區的邊坡的設計提供了科學的依據,具有一定的工程意義。This dissertation presented two new methods of robust adaptive track control for a class of mimo strong nonlinear system with external disturbance. one method makes use of taylor approximation principle to linearize the mimo strong nonlinear system at the ideal equilibrium point, meanwhile external disturbance is considered, and then designs two on - line neural network controller respectively, which can dynamically compensate the high order items of taylor series and the control signals at ideal equilibrium point under the drive of state error between linear and nonlinear system. a linear feedback controller obtained by pole assignment and two on - line neural network act on the practical mimo high nonlinear system together, guaranteeing the whole system robust stable and tracking the specified signal ; the other method designs three on - line neural networks for this class of system
本文對於一類含有外部擾動的多輸入多輸出( mimo )強非線性系統,提出了兩種新的魯棒自適應跟蹤控制方法,第一種利用了taylor近似的原理,在考慮了外部擾動的情況下,將mimo強非線性系統在理想平衡點處線性化,分別設計了兩個在線神經網路控制器,在線性和非線性系統之間的狀態誤差驅動下動態補償系統的taylor近似高階項及理想平衡點處的控制信號,滿足極點配置方法的線性反饋控制器和兩個在線神經網路聯合作用於實際的被控mimo強非線性系統,在保證整個系統魯棒穩定性的情況下,能夠跟蹤給定的指令信號;另一種方法是針對這類系統設計了3個在線神經網路,分別實時抵消這類非線性系統中的非線性部分、與控制量耦合的非線性項以及外部擾動,使得受控系統的輸出可以完全跟蹤給定輸入參考信號。Then, use galerkin principle to put the stability equation in order for the special function the mathieu standard form, and utilize the boundary of the mathieu solves ’ steady area and unsteady area, namely special relationships of and, draw the discrimination equation of losing the magnetoelastic steady critical state
然後,應用galerkin原理將穩定性方程整理為特殊函數馬丟方程的標準形式,並利用馬丟方程的穩定解區域與非穩定解區域的分界,即系數和的本徵值關系得出了磁彈性最低失穩臨界狀態的判別方程。Its main contents is as follow : firstly, it makes the discrete model for the subsystems of the scraper conveyor and the whole system with the finite element method ; secondly, the modal analysis method is used to obtain the inhere frequency and mode of the viberation ; finally, computer simulation is applied to get the displacement, velocity, acceleration and tension of the anyplace on the scraper conveyor for the four special working condition
其主要內容如下:用有限元方法建立了刮板輸送機子系統及整個系統的離散體動力學模型;應用模態分析法求解系統的固有頻率和振型;對四種非穩定工況下的動態特性進行計算機模擬,得出整個刮板輸送機在任意點的位移、速度、加速度和動張力。Abstract : the 2 - d unsteady flow field calculating program has been developed. with this program, the flow processes have been calculated in pool
文摘:開發了二維非穩定態流場計算軟體,應用該軟體計算了明渠中蓄水池內的非穩定態流動過程Besides, we show the method and result in the research of the heart rate variability. it is proved that the nonlinear analysis is much more effective in the clinical diagnoses of heart disease. by the end of this dissertation, we list some problems for our future works including chaos in discrete time ~ varying systems, srb measures of the chaotic map in the sense of marotto, complex dynamics of both h. h. model and cou - pled integrate - and - fire models, strange attractors in h6non systems with classical parameters
在本文的第五章中,我們給出了一類一維時滯泛函微分方程穩定性的判別法,而這一方程本身可以用來刻畫連續的具有動態閾值的神經元模型;此外,我們介紹了非線性指標在心律變異中的具體應用與部分的分析結果,以進一步說明非線性分析在心律變異研究中的有效性和實用性Direct torque control using space vector modulation ( svm - dtc ) scheme is discussed and the detailed designed, including space vector choosing and modulating, to overcome the control difficulties coming with the characteristic of low inductance. comparing with the basic dtc, the simulation results confirm the feasibility and good performance of this strategy. in order to reduce the torque error in dynamic state resulted from the nonlinear relationship between the torque and torque angle, a proportional - plus - integral ( pi ) torque controller with variable proportion is presented to ensure exact and quick control of torque in dynamic state
系統的闡述了永磁同步電機直接轉矩控制理論,分析了改進后的svm - dtc控制策略,並具體設計了控制技術的實現方案,包括參考矢量的生成和空間電壓矢量調制的方法;為減小電磁轉矩與轉矩角非線性關系這一因數給電機電磁轉矩動態調節造成的誤差,本文實現了變比例系數轉矩pi調節器的方案,確保了系統穩定性的同時,實現了電磁轉矩在動態過程中快速而準確調節。The influence of geometric nonlinear to the structures ’ stability is discussed, and the response of the structures with initial imperfection is analyzed by the consistent modal method. the characteristic of endogenetic force of the cylindrical latticed domes and some advice for the design are offered in the conclusion
深入討論了幾何非線性對柱面網殼和柱面組合網殼穩定性的影響;最後採用一致模態法對結構的幾何缺陷敏感性進行分析,得出了柱面網殼和柱面組合網殼結構的受力特點和在設計中應注意的問題。Some conditions are obtained by using the semigroup theory, the properties of nonnegative matrices and the techniques of inequalities to determine the asymptotically stable region of the equilibrium
通過半群理論、非負矩陣性質和不等式技巧,得到估計這類方程平衡態漸近穩定域的方法。In the first chapter, the history and present situations, the new results and the existing questions of researchs on unsteady well flow problems are introducted. further more, the questions to be researched in this thesis are outlined. in the second chapter, the specific discharges, the drawdowns and the well functions are derived on two - regime well flow problems about two kinds of common seepage laws
(五)結論在第一章中,詳細地介紹了地下水非穩定井流問題研究的歷史與現狀,總結了前人在地下水滲流規律研究方面得到的一些結果,客觀地分析了目前線性與非線性兩種流態並存區域上非穩定井流問題解析解的研究成果及存在的問題,並確定了本論文所要研究的問題。Fourthly, to improve the application value of nesa, the issues of benefit distribution, organizational restriction and stability optimization under the dynamic environment are discussed
為了加強實際運用價值,論文重點對非股權戰略聯盟在動態條件下的利益分配、組織約束以及不穩定性的優化問題進行深入的研究。The simulation on the four - machine and eleven - bus test system proves that the dsr imitated by ann is more accurate than the traditional least square method, and the fuzzy identifier can availably reduce the wrong judges of the border points and the stable or unstable points in the vicinity of border
實驗表明,用神經網路擬合的動態安全域其擬和合度和精度均高於傳統最小二乘法的擬合,其模糊識別器進一步減少了臨界點的誤判和在安全域邊界上穩定和非穩定點的誤判。分享友人