穩定性理論 的英文怎麼說

中文拼音 [wěndìngxìnglún]
穩定性理論 英文
theory of stability
  • : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
  • : 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...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : Ⅰ名詞1 (物質組織的條紋) texture; grain (in wood skin etc ) 2 (道理;事理) reason; logic; tru...
  • : 論名詞(記錄孔子及其門徒的言行的「論語」) the analects of confucius
  • 穩定性 : antiwhip
  • 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...
  • 理論 : theory
  1. Then, the classical stability theory for brail composite cylindrical shells under axial compression is discussed

    然後,討了編織復合材料圓柱殼的經典穩定性理論
  2. The theory of elastic stability is conspicuously absent from many books on the theory of elasticity.

    很多彈書顯然沒有把彈穩定性理論寫進去。
  3. By using lmi toolbox in matlab, it is easily to obtain controllers gain matrices. 2 ) based on lyapunov stability theory, the results on robust control for time - delay systems with markovian jumping parameters are extended to neutral

    2 )基於lyapunov穩定性理論,將含有markov跳躍參數的線不確時滯系統的魯棒控制結果推廣到含有markov跳躍參數的中立型系統中。
  4. This thesis constructs a series of differential equation models reflecting the interest rate changes in the financial system for various financial backgrounds. it also studies the laws of changes of interest rate and the stability of financial market by applying the stability theory of differential equation

    本文在各種不同的金融背景下,建立了一系列反映金融系統利率變化的微分方程模型,並應用微分方程穩定性理論研究了金融市場利率的變化規律及其
  5. In the second section of chapter 2, the fact that the essential interest rates of all nodes differ from each other is discussed, a non - homogeneous differential equation model of interest rate - amount of circulating fund is established, and it is proved that the sum of the weighted interest rates of each node in the financial network still remains a constant and that the difference of the instant interest rates between two nodes will finally approach the difference between their basic interest rates. in the third section of chapter 2, the differential equation model of interest rate - amount of circulating fund in an open system is studied, the laws of changes of interest rate are taken into account when fund is injected into or withdrawn from the node or when fund is injected into the network or withdrawn from the network, and the stability of equilibrium solution is proved based upon lyapunov stability theory. in the last, the equation model of interest rate - amount of circulating fund in the financial network with time delay is studied, and a necessary and sufficient condition for the existence of periodic solution is obtained to the interest rate - amount of circulating fund equation with delay

    本文第二章首先建立了封閉系統的利率?流通量微分方程模型,證明了各結點利率加權和為常數即金融市場利率均衡原,以及各結點利率極限為整個網路平均利率;其次在各結點基本利率不相同的情況下,建立了非齊次利率?流通量微分方程模型,證明了金融網路各結點利率加權和仍是一個常數,並證明了各結點兩兩之間的即時利率之差最終將地趨于其基本利率差;此外,還研究了開放金融網路利率?流通量方程模型,考慮了結點自身追加資金和提走資金的情形以及網路外部注入資金和向外部轉移資金情形下的利率變化規律,用lyapunov穩定性理論證明了模型均衡解的;最後,還研究了具有時滯的金融網路利率?流通量方程模型,並給出了具有時滯金融網路的利率流通量方程具有周期解的充要條件。
  6. In the past, two following respects that the study on magnetoelastic stability theory was main and centralized : first, setting - up and revision of the soft ferromagnetism plates buckling theory model ; second, represented by the tokamak thermonuclear current - carrying rector coil, the stability of current - carrying coils and poles under magnetic field has been studied

    以前,對磁彈穩定性理論的研究主要集中以下兩方面:一、軟鐵磁薄板屈曲模型的建立及修正;二、以tokamak核聚變反應堆環向磁場載流線圈為代表的對載流線圈及載流桿件的研究。
  7. In order to be better used in faults simulation and analysis, the accurate of model needs to be improved. the research of marine diesel engine generator system simulation includes modeling and simulation results " analysis. based on mechanism of the marine diesel engine power system, and according to the marine power system of yunhe vessel, this dissertation sets up a simulation model of yunhe generator system

    由於船舶電力系統模型是輪機模擬器中電站部分的核心,為了使建立的模型精度更高,更具有系統故障模擬和分析的準確,本文從船舶柴油發電機系統的機出發,應用電力系統穩定性理論,結合雲河輪電力系統,在matlab軟體平臺上,建立了雲河輪柴油發電機系統的模型,並對該系統進行了模擬運行和分析。
  8. In the course of modeling, we present multi - step generalized gradient method and multi - stage curve fitting technique, prove convergence of multi - step generalized gradient method by using differential equation stable theory, analyze the error of multi - stage curve fitting technique by using inner space, creat knowledge base of water network system by using the maximum subordinate principle of and near - select principle of pattern recognition. at last we make the optimal running scheme of water network system based on heuristic search technique of artificial intelligence and global feedback immediate coordination method of large scale system theory

    在建立系統模型的過程中,提出了多步廣義梯度法和多層曲線擬合的建模方法,並用微分方程穩定性理論證明了多步廣度梯度法收斂,用內積空間的有關知識對多層曲線擬合進行誤差分析;應用模糊數學中的最大隸屬度原則和模糊識別中的擇近原則和人工智慧中狀態空間表示法建立注水系統的知識庫;用人工智慧中的啟發式搜索技術和大系統中的具有全局反饋的直接協調法制注水系統的優化運行方案。
  9. And based on the consideration of the impacts of the drum end plate, surface rope slot and quality change of the wire ropes, the paper has deduced the theory calculation formula of the drum stability

    同時,基於該結在綜合考慮捲筒端板、表面繩槽和鋼絲繩變質量等因素的影響,利用薄殼武漢工大學博士學位文力學推導出了捲筒穩定性理論計算公式。
  10. Aim at the dtc ' s blemish mentioned above and the direction of dtc technique development, the dissertation put great emphasis on the work as follows, with an eye to exalt dtc system function : ( 1 ) a new speed - flux observer of an induction motor is proposed to enhance the accuracy of flux observing, which is an adaptive closed - loop flux observer and different from the traditions. a new adaptive speed - observation - way is deduced out according to the popov ' s stability theories ; ( 2 ) to improve the performance of dtc at low speed operation, we have to exalt the accuracy of the stator flux estimation and a new way of bp neural network based on extended pidbp algorithm is given to estimate and tune the stator resistance of an induction motor to increase the accuracy of the stator flux estimation ; ( 3 ) digital signal processor is adopted to realize digital control. an device of direct torque control system is designed for experiment using tms320lf2407 chip produced by ti company ; ( 4 ) bring up a distributed direct torque control system based on sercos bus, sercos stand for serial real time communication system agreement which is most in keeping with synchronous with moderate motor control ; ( 5 ) the basic design frame of the hardware and software of the whole control system is given here and some concrete problem in the experiments is described here in detail

    針對上面提到的直接轉矩控制的缺陷和未來直接轉矩控制技術發展方向,本文重點做了以下幾個方面的工作,目的在於提高dtc系統的綜合能: ( 1 )提出一種新型的速度磁鏈觀測器,新型的速度磁鏈觀測器採用自適應閉環磁鏈觀測器代替傳統的積分器從而提高磁鏈觀測的精度,並且根據popov超穩定性理論推導出轉速的新型自適應收斂律; ( 2 )改善系統的低速運行能,主要從提高低速時對子磁鏈的估計精度入手,提出了一種提高子磁鏈觀測精度的新思路? ?利用基於bp網路增廣pidbp學習演算法來實時在線地修正子電阻參數; ( 3 )採用數字信號處器dsp實現系統全數字化硬體控制,結合ti公司生產的tms320lf2407晶元,設計了直接轉矩控制系統的實驗裝置; ( 4 )提出了基於sercos總線網路化分散式的直接轉矩控制系統, sercos ( serialrealtimecommunicationsystem )是目前最適合同步和協調控制的串列實時通信協議; ( 5 )基本勾勒出整個控制系統的硬體和軟體設計基本框架,詳細描述一些實驗中的具體的細節問題。
  11. This paper considers the ilc from an adaptive control viewpoint. two kinds of new algorithm are proposed for ilc of essential nonlinear systems, which avoid some drawbacks and restricted assumptions of traditional ilc, based on lyapunov stability theory and backstepping technique of nonlinear system

    本文利用自適應設計迭代學習控制,基於lyapunov穩定性理論,結合本質非線系統的backstepping設計方法,提出了兩類本質非線系統的迭代學習控制新演算法,這些演算法克服了傳統迭代學習控制的許多缺陷,放鬆了傳統演算法的一些限制假設。
  12. A theory about deep - drawing stability of sheet metal and its application

    板材拉深穩定性理論及其應用
  13. In the paper, active control to rotor vibration with sma is studied : 1 ) the material performance of sma, especially the coupled relation of strain, stress and temperature, is studied in nonlinear coupled thermoelasticity theory and the linear result is modified ; 2 ) the nonlinear dynamic behavior of rotor system with sma bearing is studied in the nonlinear theory and the dynamic stability theory and the deference of the soft / hard nonlinear system is pointed out

    1 )運用非線熱彈耦合研究記憶合金材料的力學能,特別是應力、應變和溫度三者之間的耦合關系,改進了原有的線結果。 2 )運用非線和運動穩定性理論研究帶有記憶合金支承的轉子系統在非常狀態的非線動力學行為,指出了軟、硬非線系統的區別。
  14. The numerical method to solve the equation for spatial amplification theory is described in detail. deduced first - order system equations from spatial instability theory and its eigenvalue problem are solved and neutral lines varied with mach numbers are given

    運用穩定性理論的空間放大,建立方程,得到一個六元一階方程組,然後求解該一階系統,計算並得到不同馬赫數下的中曲線,基於此得到不同馬赫數下流場的臨界失點和區域。
  15. The characteristic of deposit layer and terrane landslide is described from theory to practice. as far as dahuangtian landslide in wangliang highway in chongqing, from the engineering geologic condition to construction factor, the main factor and the stability of landslide are analyzed in detail. the engineering control measure on dahuangtian landslide are explained in detail according to construction practice

    與實踐並重,在研究堆積層、巖層滑坡特徵和滑坡穩定性理論計算方法的基礎上,以重慶市萬梁高速公路的大荒田路塹式巖層順層滑坡為分析對象,從該滑坡的工程地質條件出發,結合具體施工擾動因素,分析了影響滑坡的主要因素,對滑坡的作了細致分析,並根據施工實踐對大荒田滑坡具體的工程綜合治措施作了較全面的說明。
  16. The paper studied controlling rotor vibration with the super - elasticity of sma and sfd, set up the new equation of sys tern vibration according to the stress - strain curve of sma in super - elasticity state, used the nonlinear theory and the dynamic stability theory to study the vibration of rotor controlled by sma, discussed the stability condition of the system, obtained the relationship of system parameters when bifurcation was appeared, supposed a method that improves the stability of rotor system and restrains vibration amplitude though changing parameters, and finally validated the effect of restraining vibration of the improved system through emulation

    摘要研究利用形狀記憶合金的超彈和擠壓油膜阻尼器控制轉子振動,利用形狀記憶合金在超彈狀態下的應力應變曲線,建立了新的系統振動方程,運用非線和運動穩定性理論研究轉子在形狀記憶合金控制下的振動狀態,討了系統的條件,獲得系統發生分岔時系統參數之間的關系;並提出了通過改變參數來提高系統和抑制振幅的方法,最後通過模擬驗證了改進后的系統振動抑制效果。
  17. This thesis researches on the stability of fibre suspensions applying theoretical, numerical and experimental methods. first the linear stability analysis is performed to fibre suspensions utilizing flow stability, slender - body and orientation tensor theories. the governing equations of channel and pipe suspensions of different stability handling modes and tensor closure approximations are derived

    首先綜合應用流體動力穩定性理論、細長體以及纖維方向張量工具,對纖維懸浮流進行線分析,推導槽流和管流的方程,並對槽流導出在不同的分析模式以及不同的方向張量封閉格式下的多種形式方程。
  18. Based on the existed results, this paper considers two kinds of simultaneous cases, that is time - delay and uncertainties, to get the solution of uncertain lurie time - delay system by means of lyapunov stability theory and lmi toolbox. at the same time, the robust absolute stability conditions and the design method of robust controllers of lurie direct - type and indirect - type delay systems are given

    特別地,在已有文獻的基礎上,考慮實際工業過程系統中存在的時滯與不確情況,基於lyapunov穩定性理論,採用線矩陣不等式這一有效的工具,分別給出lurie直接型與間接型時滯系統的魯棒絕對條件和化控制器的設計方法。
  19. It is necessary to design robust controllers based on the normal plants so that the controlled systems have satisfactory properties by considering the existence of uncertainties. based on lyapunov stability theory, geometry theory for nonlinear systems, dissipative theory and etc, the robust hk control for uncertain nonlinear systems and the reliable h control problem of uncertain nonlinear systems are studied, and the control laws are proposed correspondingly for several typical nonlinear systems in this paper. the robust controller design methods are presented and the proposed method is applied to design the control system of lift feedback fin stabilizer by considering the linear model, nonlinear model and coupled nonlinear model of ship motions

    本文研究了不確非線系統的魯棒控制問題,以lyapunov穩定性理論、非線系統幾何、耗散等為基礎,對非線系統的魯棒h _控制、非線系統的魯棒h _可靠控制進行了深入的研究,針對幾類典型非線系統,提出了相應的魯棒控制方法,對于升力控制減搖鰭系統(本文中簡稱為力控鰭系統) ,考慮船舶運動的線模型、非線模型和非線耦合運動模型,提出了相應的控制方法。
  20. The stability of the control system is proved with lyapunov stability theory

    運用李亞普諾夫穩定性理論證明了該控制系統的
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