膜力 的英文怎麼說

中文拼音 [mólì]
膜力 英文
film force
  • 膜 : 名詞1. [生物學] （像薄皮的組織） membrane 2. （像膜的薄皮） film; thin coating
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  1. Second, adopting the linearity of oil film of the guide bearings, the transient response of the shafts is computed and analysis by integrating with willson method. because of the uncertain position of the shafts in the guide bearing, the model and solution method of nonlinear transient response of the shafts is discussed

    然後結合willson數值積分法，採用線性化油膜力，對機組軸系的線性瞬態響應進行了計算分析，根據機組軸系在瞬態響應中運動的不確定性，給出了由導軸承油膜力非線性所引起的主軸系統的非線性瞬態響應的建模及求解方法。
  2. Mechanical microprobe and its application in study of mechanical properties of thin films

    力學探針及其在薄膜力學性能測量上的應用
  3. In this paper, the rotating machinery at high speed is studied. there are discussed about numerical calculating methods for non - linear dynamical system, the rotor system radial impact and rubbing dynamics behavior analysis having the nonlinear rigidity on the unsteady and non - linear oil film, the rotor system dynamics behavior analysis with bending - torsional - pendular coupling vibrations, application of wavelet, fractal and network in fault diagnosis. the main works in this paper are as follows : ( 1 )

    本文以高速旋轉機械為主要研究對象，系統、深入地研究了非線性動力學系統的數值計算方法、具有非線性剛度的轉子系統在非穩態非線性油膜力作用下的徑向碰摩動力學行為、轉子彎扭擺耦合振動的動力學分析、小波和分形理論及人工神經網路在故障診斷中的應用問題。
  4. A database method of nonlinear oil film force based on poincare transformation

    變換的滑動軸承非線性油膜力數據庫方法
  5. Bp network model for nonlinear oil - film force on hydrodynamic bearing

    滑動軸承非線性油膜力研究
  6. Study on nonlinear oil film force of journal bearing

    滑動軸承非線性油膜力研究
  7. Nonlinear film - force of journal bearing

    滑動軸承非線性油膜力的神經網路模型
  8. An analysis of finite element method for the mechanical properties of thin metallic films

    金屬薄膜力學性能的有限元分析
  9. This is the second bifurcation of the rotor, leading to low frequency movement at about 1 / 6 rotary speed. ( 3 ) in the third part of the paper, we focus on how to establish a rotor model with multi. span and multi. disk including main linear and nonlinear stimulations on the rotors system. the rules for establishing this kind of rotors model are put forward at the beginning of this part

    （ 3 ）提出了轉子大系統的理論建模準則，考慮非線性油膜力、聯軸節剛度及標高等因素的影響，建立了一個16dof兩跨四盤四支撐不平衡彈性轉子模型，並提出了大型汽輪發電機組全軸系的48dof理論模型，建立了考慮陀螺效應時的復數形式的非線性動力學模型。
  10. In force measurements, the static and dynamic tether forces of leukemia cell and mammary cancer cell membranes were detected. the tether forces of mammary cancer membranes in different conditions were compared. and the mechanical properties in the process of tether formation were discussed

    在細胞膜力學性質的研究中，我們用細胞膜拉絲的方法，測定了單個白細胞、乳腺癌細胞在各種條件下的動態和靜態膜絲力，首次建立了細胞膜質庫的數學物理模型，對膜絲形成的力學機理進行了較詳細的探討。
  11. The results indicate that the vierendeel arc is similar to full - web arc in macro while they are different in local. by comparing the mechanics characteristic between orthogonal vierendeel dome and vierendeel arc, the results reveal that vierendeel dome has the advantages of vierendeel arc and shell structures

    通過對正交空腹網殼整體結構的受力特點與單榀空腹拱的比較，表明正交空腹網殼具有空腹拱的優點，又發揮了殼體結構以受薄膜力為主的特點。
  12. Dynamic behavior analysis of elastic shaft rotor with a crack supported on the unsteady and non - linear oil film

    非穩態非線性油膜力作用下柔性軸裂紋轉子的動力特性分析
  13. The dynamics behaviors of the flexible jeffcott rotor system supported by unsteady short dynamic bearing are investigated. based on nonlinear unsteady - state dynamic n - oil film force model described by three functions the local stability of the periodic solutions with the controlling parameters, rotational speed ratio, imbalance amount, damping ratio and viscidity, are predicted by using the floquet multiplier. it is found that the period doubling bifurcation is caused by a certain imbalance amount and the hopf bifurcation is created by the lost stability of the oil - film

    研究了非穩態動載短軸承支撐的jeffcott柔性轉子系統的動力特性，基於可用三個函數表示動態油膜的非穩態非線性油膜力模型，將轉速比、不平衡量、阻尼比、粘度作為控制參數，利用floquet乘子預測周期解的局部穩定性，發現倍周期分叉是由一定量的不平衡引起的，而hopf分叉是由油膜失穩造成的。
  14. The dynamic balance is compositive result of the forces, which play a great importance on the static performance and dynamic performance of the hydro - viscous

    液體粘性調速離合器的動態平衡是摩擦片油膜力綜合的結果，決定了液體粘性調速離合器的靜態性能和動態性能，是系統理論分析的基礎。
  15. The equivalent loads of the bearings are also obtained in two cases, with the influence of the elevation of the supports ( static. determined ) and without it ( static. undetermined )

    （ 6 ）考慮非線性油膜力的影響，提出了高速轉子動平衡的非線性傳遞函數法。實驗證明，該方法能夠較準確地得到加重質量的幅值和相位，且簡單易行。
  16. The effect of oxidation on fracture properties of free - standing cvd diamond films

    自支撐金剛石膜力學性能的影響
  17. This is the limitation of the floquet theory. combining both methods some suggestions on the design parameters of oil - film bearing - flexible rotor system can be offered. comparing the dynamic oil - film force model to the steady one, the rationality of the dynamic oil - film force model is noted

    結合這兩種方法為油膜軸承柔性轉子系統相關參數的適當設計提供了定性分析的依據，將動態油膜力模型和穩態油膜力模型的數值結果進行比較，表明動態非線性油膜力模型的合理性。
  18. In this thesis, a multi - disk rotor supported by two plain journal bearings is used for the numerical and experimental studies. the one aim is to analyze the nonlinear dynamic characteristics of the rotor system under different varying parameters ; the methods of online elimination of the oil whip and subharmonic vibration are developed and studied also. besides the expression of the nonlinear oil film force is proposed, so that the unbalance of the nonlinear rotor system may be identified online

    作者在總結了前人大量的有關非線性振動研究工作的基礎上，確立了本文的研究目標：一是以工程應用為背景，研究轉子-軸承系統由非線性油膜力引起的非線性振動特性以及各種影響因素，力圖通過對轉子-軸承系統非線性振動特性的分析，找到切實可行的在線消除油膜振蕩的辦法；二是研究非線性油膜力的表達方法式，使非線性轉子系統的不平衡量在線識別成為可能。
  19. The results show that there exists such nonlinear dynamical phenomena as chaos ang quasi - period movement when the rotational speed, mass eccentric and a synthesizing parameter of the system change. from different point of view, the chaotical phenomenen induced by double period bifurcation is found. in this paper, the dynamical model of bearing - elastical rotor with a cross - section of crack is estabilished

    結果表明，在這一非穩態油膜力模型下，在轉速、無量綱偏心及一包含諸多因素的綜合參數的變化過程中，在很大的范圍內，系統運動都會出現由不斷倍周期分岔導致的混沌現象和概周期運動。
  20. It is constructed that radial impact and rubbing dynamics differential equations of the rotor system having the nonlinear rigidity on the unsteady and non - linear oil film. the bifurcation and chaos behavior of impact and rubbing fault rotor system caused by the parameters of nonlinear rigidity, rotor rotating speed, eccentric mass is analyzed, in the numerical value analysis method. the bifurcation diagrams, maximum lyapunov exponent diagrams, poincar maps, phase plane portraits, trajectories of journal center, time - history curve, amplitude spectra diagrams of the rotor motion are used

    （ 2 ）建立了具有非線性剛度的轉子系統在非穩態非線性油膜力作用下的徑向碰摩動力學微分方程，並應用含高階余項的非線性動力方程的線性化數值法研究了此類系統響應的復雜動力學行為，利用轉子響應的分岔圖、最大lyapunov指數曲線、 poincar截面映射、時域波形、相軌線、軸心軌跡、幅值譜等圖形分析了系統響應的周期運動、擬周期運動、倍周期分岔、混沌等運動形式的轉化與演變過程，重點研究了非線性剛度、轉子轉速、偏心質量等系統參數對碰摩故障轉子系統的分岔和混沌行為的影響。
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