critical load 中文意思是什麼

critical load 解釋
極限負載
  • critical : adj 1 批判的,批評的;(在某方面)有鑒定力的 (in)。2 吹毛求疵的;愛挑剔別人的 (of about)。3 ...
  • load : n 1 裝載,擔子;負擔;工作(負荷)量。2 (車船等的)裝載量;一馱,一車,一飛機。3 【電、機】(機...
  1. In order to eliminate the influence of the output filter capacitor current on the grid current, a novel control strategy for the grid - connected inverter in grid - tied and off - grid modes is proposed. the control strategy can also realize seamless transfer between grid - tied and off - gird modes. the grid - connected inverter can supply power to the critical load when the grid is off

    本文針對傳統並網控制策略進網電流受輸出濾波電容電流影響的問題,提出了一種新的並網控制策略,該控制策略能基本消除輸出濾波電容對進網電流的影響,實現獨立與並網兩模式之間的無縫切換,對關鍵負載起不間斷供電的作用。
  2. Expression to determine the critical load of frames braced by flexural - typed bracings was presented. how the bracing beams influence the buckling modes of the frames when the bracing stiffness is increased was also investigated

    進一步,根據彎曲型支撐剛度與框架臨界荷載的變化關系,得到了使框架發生無側移失穩的彎曲型支撐臨界剛度的計算式。
  3. The simplified geometric nonlinear theory is used in post - buckling analysis. galerkin method is employed to derive the eigenvalue equation of the shell containing initia l geometrical imperfections. the buckling critical load is get. the program for calculating the buckling critical load is developed and the numerical example is given.

    採用簡化的幾何非線性理論,進行了后屈曲分析,應用galerkin法推導得到了含有初始幾何缺陷的編織復合材料圓柱殼的屈曲特徵方程,得到了臨界荷載的計算公式,編制了相應的計算機程序,並給出了具體算例,得到了一些有益的結論。
  4. Physical model and research development of scratch test are reviewed in this paper. the physical relationship between critical load lc measured by scratch test, shear strength and adhesion energy exists. the critical load lc can be used to characterize adhesion strength of hard coating

    本文總結了劃痕試驗法的物理模型及研究現狀,臨界載荷與塗層和基體之間的界面剪切強度和附著功有物理關系,臨界載荷能夠表徵塗層與基體的結合力。
  5. Abstract : physical model and research development of scratch test are reviewed in this paper. the physical relationship between critical load lc measured by scratch test, shear strength and adhesion energy exists. the critical load lc can be used to characterize adhesion strength of hard coating

    文摘:本文總結了劃痕試驗法的物理模型及研究現狀,臨界載荷與塗層和基體之間的界面剪切強度和附著功有物理關系,臨界載荷能夠表徵塗層與基體的結合力。
  6. First, the dynamic stability of braid composite cylindrical shells with the influences of some main factors is introduced. the general governing equations for the nonlinear dynamic stability is obtained. by the hamilton principle. the creep buckling analysis of braid composite cylindrical shells under axial compression and the dynamic stability under nonconservation force are discussed as emphases. in creep buckling question, by means of theoretical analysis, the instaneous critical load and durable critical load of viscoelastic braid composite cylindrical shell under axial compression are obtained and the numerical example is given

    首先介紹了編織復合材料圓柱殼在幾種主要因素影響下的動力穩定性問題,用hamilton原理建立非線性動力穩定性問題的一般性基本方程。然後重點討論了編織復合材料圓柱殼軸壓下的蠕變屈曲問題及非保守力作用下的屈曲問題。對蠕變屈曲問題,通過理論分析來得到了編織復合材料圓柱殼的瞬時彈性臨界載荷和持久臨界載荷,給出了具體的算例。
  7. Solution of critical load of continuous strut with constant section

    等截面連續受壓直桿臨界荷載的求解
  8. We shall find this definition useful for the determination of the critical load.

    採用這個定義,對確定臨界荷載是有用處的。
  9. In this part, it is also found that the equivalent prismatic column, which is obtained based on the equal elastic critical load as the non - prismatic member, is not actually equivalent to the tapered column in inelastic stability, and the latter has higher load carrying capacity. finally, the behavior of tapered beam - column acted by combined axial load and transverse load has been investigated. a bending - thrust interaction curve is established which is similar to the ones for the design of prismatic members

    三是研究了楔形變截面懸臂構件在大端固定,小端同時承受橫向及軸向荷載共同作用下的強度和彎矩平面內的穩定,同時參考等截面構件的設計公式,得到了用大端截面來表示的軸力p與彎矩m的之間的相關關系。
  10. In accordance with the occurrence behavior of roof strata and the fracture characteristics of key stratum in shallow seam longwall mining, studied post - buckling behavior of roof key stratum in the process of mining by using initial post - buckling theory, which derived a critical load and a breaking span of the main roof during the first weighting, determined the final subsidence and the maximum rotation angle for broken key stratum, and presented an application with the example of daliuta 1203 face

    摘要根據淺埋煤層頂板巖層的賦存特點和長壁開采時關鍵層的變形破斷特徵,應用初始后屈曲理論探討了開采過程中頂板關鍵層的后屈曲性態,得出了老頂初次來壓時頂板的臨界載荷和破斷步距,確定了頂板破斷后的極限下沉量和回轉角,並以神東礦區大柳塔1203工作面為例給出了工程實例。
  11. The problems such as fault isolation and system reconfiguration were resolved after communication fault, to ensure normal power of critical load on emergency mode

    出現通信故障后,系統由正常模式平滑切換到應急模式,對故障進行隔離並完成系統的重構,完成應急模式下關鍵負載的正常供電。
  12. On the basic of former research men ' s experience, 18 experimental members ( including 9 simple beams and 9 restrained beams ) are designed and tested. in the experiment, phenomena are observed and record by taking photos in the whole process from the first crack appears to test members crash completely, experimental data is attained including load values of crack - appear load, critical load and terminal load, stress values of reinforcing steel bar stress, compressed concrete stress and beam flank stress and values of deflection etc. by analyzing the crack ' s appearing and developing form and stress values of concrete and steel bars, the crash modes of test beams are defined ; shearing force - deflection curves are contrasted and analyzed ; the effects on shear strength of the three factors as shear span ratio, concrete strength and restraining moment are also analyzed

    借鑒已有試驗的經驗,本文設計和完成了對18根超高強混凝土無腹筋梁(包括9根簡支梁和9根約束梁)在集中荷載下抗剪強度的試驗,觀察了試件從裂縫出現到完全破壞失去承載能力全過程的試驗現象並通過拍照進行記錄,獲得了試件的斜裂縫出現荷載、臨界斜裂縫荷載和極限荷載等荷載值和縱筋應變、混凝土受壓應變和梁側混凝土應變等應變值以及撓度值等。
  13. Study on critical load and elastic stability of drilling riser

    鉆井隔水導管臨界載荷及彈性穩定性研究
  14. Analyzing all kinds of the calculating methods for critical load of the structure stability by using the energy method

    分析了基於能量法的結構穩定臨界荷載計算的各種方法。
  15. Engineering calculation of the critical load of strip foundation with different poisson ratios

    考慮泊松比影響的條形基礎臨界荷載工程計算
  16. Euler critical load

    歐拉臨界載荷
  17. By the use of dynamic buckling supplementary restraint conditions at the compression wave front of cylindrical shells at the instant when the buckling occurs, the critical load and dynamic buckling modes of shells were calculated from the solutions of finite element characteristic equations

    計算結果揭示了圓柱殼彈性軸對稱動力屈曲變形發展的機理,以及軸向應力波和屈曲變形的相互作用規律。
  18. Since the arc - length method can be used to calculate the critical load in engineering stability analysis, the method is discussed and applied in this thesis. four numerical examples are presented to show the good performance of the proposed numerical procedure

    由於弧長法可以計算出臨界狀態的荷載值,因此本文在計算中討論了弧長控製法的基本原理及具體實施,並應用於工程穩定性分析。
  19. In the small deflection theory, by buckling analysis, the classical buckling critical load of integrative braid composite cylindrical shells under axial compression is get. according to the experience and the results of fem, a revised formula for calculating buckling critical load is presented

    在小撓度理論中,通過前屈曲分析得到了完善的編織復合材料圓柱殼在軸壓情況下的經典屈曲臨界載荷,根據經驗及有限元計算結果,提出了計算屈曲臨界荷載的修正公式。
  20. The equilibrium current in 24 - pulse traction rectifier system is analyzed. the relation between critical load and resistance of traction rectifier transformer is discussed

    摘要分析了24脈波牽引整流系統中的均衡電流,討論了臨界負載與牽引整流變壓器阻抗參數的關系。
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