穩性極限 的英文怎麼說

中文拼音 [wěnxìngxiàn]
穩性極限 英文
stability limit
  • : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • 極限 : 1 (最高的限度) the limit; the maximum; the ultimate limit; limitation; extremity; tipping point...
  1. On the basis of investigations into the progressive yield process and the possible failure modes of rcc gravity dams, the quasi - elasticity design limit state of the ctrtical stability criterion is proposed and the real working state of the dams designed according to the ctriterion is discussed. a check formula using the material strength reducing factor as the safety index and a simplified formula similar to against sliding stability fromula are derived. finally, the corresponding design safety factors are given by using fem calculations with various influence parameters to be taken into account

    本文在研究碾壓混凝土重力壩漸進破壞過程和可能失方式的基礎上,提出了以準彈臨界作為定臨界準則的設計狀態,分析了按該準則設計的大壩的實際工作狀態,導出了以準彈強度儲備系數為設計安全指標的審查公式以及形式與抗剪斷公式相同的簡化公式,探討了定量計算考慮各種因素影響的相應設計安全系數的合理取值,並與現行規范方法進行了比較
  2. In chapter 3, the stability and bifurcation of the equator of a cubic system are investigated

    在第三章中,我們研究一類三次系統的赤道環的環分支問題。
  3. Output can be obtain, next we use our designed the wavelet soft threshold to select result of the wavelet transform, finally, we give the selected result reversal wavelet transform. it is obvious : the wavelet soft threshold is important to improve the quality of the gray image processing. i give the donoho wavelet soft threshold a modified value method, which has a relation with ratio of signal - noise. i made full use of discrete hop field single feedback neural network, and nonlinear steady of automatic system at last, i obtained a steady limited ring, give the energy function an order differential a optimal

    我的思路是:改造現有圖形結構,先建立能反映信噪比大小且含待定參數k的表達式,然後通過離散型h0pfi舊單層反饋神經網路,再結合前邊的混合濾波器構成一個非線控制系統,寫出對應的網路函數,利用相平面法和李雅普諾大的判據,得到一個定的環,從而確定出參數卜的范圍,進而再對原來的小波軟閾值進行修正,用修正後的值作為小波閾值。
  4. Integrating the power flow program with the tools matlab simulates the transient response of the distribution networks with the direct combination wind generator under disturbances, it provides the credible rationale to the research on stability and maximal penetrable power

    本文結合配電網潮流程序,利用matlab作為模擬工具,模擬包含直接並網風能轉換系統的配電網路在受到擾動情況下的暫態響應,對含有風電場的電力系統研究及風電場穿透功率的研究,提供了可靠的理論根據,有重要的現實意義。
  5. The predicted stability limits often differ appreciably in magnitude from those observed in hot firings.

    預計的往往在數值上與熱試中測得的明顯不同。
  6. Based on study above, apply the maximum equilibrium method and the block theory to analyse and evaluate the man - made slope stability. at last, the remedy measures has been presented

    在此基礎上,采剛平衡理論和塊體理論對工程邊坡進行分析評價,據此提出邊坡的整治建議。
  7. 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理,以及各結點利率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定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。
  8. Because of limit that invisibility and discommodious in anciently program, based on the method of limited rigid body equilibrium, using visual program language vb and connect autocad, realize plane and solid programme of abutment analysis of arch dam, provide alternation interface for designer. presently, our country constructing and will construct high 300m arch dam, it is important to judge security based on nonlinear fem analysis. basic theory of nonlinear fem analysis and its realization in ansys were studied

    針對傳統程序的存在問題,非直觀、不易操作特點,以剛體平衡法為基本分析方法, visualbasic作為操作平臺,結合autocad圖形軟體,完成了剛體平衡法二維、三維壩肩定分析程序設計,使之具有直觀,可視、易操作,為設計人員提供了具有友好界面的工程使用軟體目前我國西部在建和將建一批300m級的高拱壩,運用有元方法計分析拱壩、評判大壩安全度十分有必要。
  9. Nonlinear plasticity limit analysis upper bound method of gangue hill stability

    矸石山非線分析上
  10. In agreement with this concept is the additional experimental result that decreasing the mean hydrogen injection velocity increases the stability limit temperature.

    這一概念是與補充試驗的結果相符的,即降低氫的平均噴射速度使溫度增加。
  11. The power angle characteristics are acquired and compared with the unsaturated curves. it is concluded that the stability limit of the power angle is less than 90 degree. reactive power regulating curves are calculated and compared with those curves when saturation effect is not considered, the result is that u type curves are deviated to the right

    通過對同步發電機各種運行曲線的計算,在已有文獻的基礎上更進一步分析了鐵磁材料飽和以及磁場畸變對同步發電機運行特和參數的影響;求出了空載特曲線和零功率負載特曲線,在不同的電樞電流下計算得到的波梯電抗不同;求出了功角特曲線,與不計飽和時的功角特曲線相比較,功角小於90 ;求出無功調節曲線,與不計飽和時相比較, u型曲線向右偏移。
  12. Now, there are three main methods, namely limit equilibrium method, plasticity limit analysis and fem

    目前,邊坡工程分析主要有平衡法、塑分析法和有元法。
  13. There are two main innovate ideas in the dissertation. ( 1 ) supported by the results from the method of limit analysis of soil plasticity and the ultimate equity method, the author proposes the criterion of judging of stability of slope of foundation of a building

    本文的創新點主要有:採用塑分析和平衡方法,通過計算,提出了黃土地區宅基邊坡的評價標準,即人工谷緣的坡度不得大於天然坡度。
  14. Third, a theoretic approach based on total theory of plasticity is for the first time applied to analyze elastoplastic torsion rigidity of the tubular, and the results are well proved by the test data. also for the first time, the plastic stability of the spiral skew stiffening shell is studied. it is shown in the experiments that there is the comparability between the stability of the members at plastic limit and that of the thin - shelled steel tubular with the spiral skew stiffening concrete rib

    本文首次分析了扭轉作用下的螺旋斜向加勁殼的塑問題,還根據試驗觀象的觀察,對構件在塑時的狀態,簡化為內壁襯朽螺協剎向加勁混凝土肋的薄壁鋼管的塑定問題,利用塑殼體定理論進行了探討。
  15. The applications of limit balance and finite element method in the associate analysis of slope stability

    軟弱巖土體邊坡平衡和有元綜合評價分析
  16. The effect of different sizes of sections, modes and values of residual stresses are studied. through the analysis, the conclusion is arrived at that the universal slenderness ratio should be used to better correlate the stability of box section beams with the member length instead of the out - of - plane slenderness, and the stability coefficient is taken to be 1. 0 for practical used box girder. then, the elastic critical loads of box section beam - columns are obtained based on the gjelsvik theory, and the relationship between axis force p and moment m is given

    最後,運用ansys通用有元程序的beam189單元,引入初彎曲和殘余應力的影響,用考慮幾何和材料雙重非線的有元求解格式求得箱形柱在不同軸力和彎矩比例作用下的彈塑承載力,通過對十幾個不同截面尺寸構件在不同長細比下的承載力計算,發現在軸力p遠大於彎矩m時,構件將是平面外失控制,而當軸力p遠小於彎矩m時,構件則以平面內失為主。
  17. The optimal course is automatically implemented with matlab. the cusp catastrophe model is established by means of the upper bound theorem of plastic limit theory. the characteristic formula of the failure of slope is also deduced

    根據分析邊坡的塑方法的上理論建立了邊坡失尖點突變模型,並得出邊坡突發式滑坡的特徵關系式,用突變理論對非飽和土邊坡定進行了初步研究。
  18. 2. taking five representative casualty loess landfalls on the house side - slope as examples, applying the method of limit analysis of soil plasticity and the ultimate equity method, the equation of the stability and gradient of the landfall is derived

    2 .以5個典型宅基邊坡傷亡黃土崩塌為例,利用塑分析和平衡法,推導出了此類黃土崩塌的與其坡度之間的關系。
  19. The proposed beam model satisfied the rigid - body test requirement. by using general displacement control method ( gsp method ) to determine the incremental load parameter and using incremental tangent method to deal with material non - linearity, the proposed beam model were proved to be able to track the entire procedure of deformation, numerically effective during buckling or snap - through of structure

    一系列的典型算例分析表明,本文提出的彈塑大位移梁單元,能夠準確的跟蹤結構變形的整個過程,包括值點失和跳躍屈曲的情況,可以運用於框架結構的屈曲后能研究和非線承載力的分析計算。
  20. For this reason, theoretical study of neural dynamics has advanced rapidly in recent years. in this dissertation, we investigate the stability, bifurcation and chaotic phenomena of feedback neural networks including hopfield network and cellular neural networks ( cnns )

    本文對反饋神經網路(包括hopfield網路及細胞神經網路)的環以及混沌進行了研究,主要工作概況如下:研究了細胞神經網路( cnn )的全局指數
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