裂紋轉子 的英文怎麼說

中文拼音 [lièwénzhuǎnzi]
裂紋轉子 英文
cracked rotor
  • 裂 : 裂動詞[方言] （東西的兩部分向兩旁分開） open
  • 紋 : 名詞（花紋; 紋縷兒） lines; veins; grain
  • 轉 : 轉構詞成分。
  • 子 : 子Ⅰ名詞1 （兒子） son 2 （人的通稱） person 3 （古代特指有學問的男人） ancient title of respect f...
  1. Analysis of dynamic characteristics of the crack rotor

    裂紋轉子振動特性的研究
  2. Non - linear dynamics characters of a rotor system for an elastic shaft - disk with a crack are examined by introducing the geometric non - linearity and equivalent line - spring model

    本文引入了幾何非線性關系和等效線彈簧模型對含裂紋的彈性軸彈性盤轉子系統進行非線性動力學分析。
  3. Firstly, in order to treat the local weakened effect of the crack on the shaft, the equivalent line - spring model is built. then the constitutive equations are derived and the flexibility model of the rotating shaft is discussed. based on the lagrange equations, the non - linear dimensionless differential equations of the single rotor system with the disk and crack located at an arbitrary position of the shaft are obtained

    首先為處理裂紋對軸的局部削弱作用，提出了等效線彈簧模型，推導了線彈簧彈性本構關系，獲得了裂紋轉動軸的柔度模型，然後，應用lagrange方程建立了盤和裂紋處于軸任意位置的無量綱的單盤轉子系統的非線性運動控制微分方程。
  4. Vibration characteristics of a cracked rotor with initial deflection

    含初始彎曲裂紋轉子振動特性
  5. Vibration characteristics of cracked rotor and crack identification

    裂紋轉子的振動特性與裂紋參數識別
  6. Simulation on identification of cracked rotor by wigner - ville distribution

    分佈裂紋轉子識別的模擬
  7. In chapter 3, the non - linear dynamic stabilities of the system are investigated

    第三章研究了含裂紋轉子系統的非線性動力穩定性。
  8. Analysis of the nonlinear response of a cracked rotor considering the influence of coupling stiffness

    考慮耦合剛度時含裂紋轉子的非線性響應
  9. Stability of periodic motion and experimental research on the rotor - bearing system with rub - impact and crack

    碰摩裂紋轉子軸承系統的周期運動穩定性及實驗研究
  10. 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
  11. An approach about the no - linear whirl dynamics behavior of elastic shaft jeffcott rotor with a transverse crack, which is supported on the unsteady and no - linear oil film, is given

    裂紋轉子軸剛度變化對油膜夫穩點及油膜失穩之後轉子的運動影響不大，轉子系統作擬周期運動。
  12. A open - close mathematic model is introduced into calculation of torsional vibration. results show : kurtosisness and high harmonic will increase when crankshaft have crack. 5. cylinder score is also diagnosed by torsional vibration in this paper, when cylinder score occurring, the friction of piston will decrease the action of air pressure

    本文借鑒了裂紋轉子剛度的開閉模型，首次對含有變剛度單元的柴油機動力裝置進行了扭振計算，結果表明柴油機曲軸有裂紋后，扭振的角位移和附加振動力矩的高諧次分量會增加，峭度值增加。
  13. Fatigue crack growth rate of rotor steel under the condition of subcritical temperature

    亞臨界溫度條件下轉子鋼疲勞裂紋擴展速率
  14. In the latter, the non - linear dynamic stabilities of the single rotor system with a crack are researched. the non - linear differential equ ations have periodic coefficients. and using the stability theory of the periodic motion, it is discussed that the thickness of the disk, the position of the disk and the position of the crack have effects on the dynamic stabilities

    首先簡單討論了含裂紋的單盤轉子系統的線性動力穩定性，並與相關的文獻作出比較，驗證了等效線彈簧模型的正確性和精確性；然後，討論了含裂紋的單盤轉子系統的非線性動力穩定性，得到了一組具有周期系數的非線性微分方程組，且利用周期運動的穩定性理論進行了求解，深入討論了盤的厚度，盤所處的位置和裂紋所處的位置對轉子系統動力穩定性的影響。
  15. It is analyzed that the values of external excitation, the internal damping of the shaft and the depth of the crack have effects on the amplitude frequency response curves. in chapter 5, the bifurcation and chao s of a rotor system are studied. the bifurcation parameter sets of the motion equation are determined by using the theoretical method

    從理論上確定了在垂直平面內振動的裂紋轉子運動方程的分叉參數集，且用數值方法驗證了理論分析的正確性，同時，還利用melnikov函數法給出了系統發生混沌運動的臨界條件，最後，利用數值方法研究了考慮渦動影響的轉子系統的動力特性。
  16. Nonlinear characteristics such as bifurcation and chaos under three kinds of models are compared. and nonlinear characteristics of coupled vibrations under the model supporting with bearings are analyzed detailedly. the acquired torsion properties and nonlinear characteristics of cracked rotor have good assistant effect on diagnosing cracked fault

    以重力占優的開閉裂紋模型為研究對象，研究了裂紋轉子升速過程的彎扭耦合振動瞬態響應特性及影響因素，探討了1 3階及1 2階亞諧共振特徵；在考慮轉速渦動情況下，比較了三種模型的分叉與混沌等非線性特性，並詳細分析了軸承支承模型的彎扭耦合振動非線性特性。
  17. At first, of thesis analyse a large amount of domestic and international to study about rotor crack characteristic testing modal research current situationing of analytical method synthetically, has understood existing problem, and studied the direction, the purpose and research contents clearly

    首先本論文在綜合分析了大量的國內外關于轉子裂紋特性研究尤其是試驗模態分析方法的研究現狀后，了解了存在的問題，明確了研究方向、研究目的和研究內容。
  18. In chapter 4, the non - linear dynamic responses are investigates

    第四章研究了含裂紋的單盤轉子系統的非線性動力響應。
  19. The traction - free condition on the crack line is mended to get more accurate results. it can be expressed by a series of integral equations which can be discretized to a set of linear equations and then it can be solved easily. stress intensity factors ( sif ) are gotten through the root of the linear equations

    （ 2 ）推導了遠場應力、熱應力耦合作用下含夾雜裂紋體的應力強度因子求解公式，改進了體積力法中的裂紋面合力平衡條件，將應力強度因子的求解歸結為解一組積分方程，再將積分方程轉化為線性方程組進行數值求解。
  20. The research on rotor dynamics takes a new look after introducing the theory of modern nonlinear dynamics. domestic and international scholars did a lot of research effort by the theory of modern nonlinear dynamics, such as bifurcation and chaos behavior on crack rotor system, vibration of oil film, rub - collision rotors, loosening foundation, catastrophe and gradation of rotor trouble. we got many important results, but most of research that focused on single deck rotors with singularity troubles, research coupling troubles of rotor systems is not enough

    目前，國內外科技工作者採用非線性理論和方法對轉子系統進行了大量的研究工作，包括轉子系統裂紋故障的分岔與混沌行為及穩定性，轉子系統的油膜震蕩、碰摩、基礎松動的研究，轉子系統故障的慢變過程及突變的研究等，但是目前轉子系統多被簡化為具有某一單一故障的單盤轉子模型，對耦合故障多盤轉子系統的動力學行為和故障機理研究還比較少，而工程實際中的轉子系統模型更為復雜，耦合故障普遍存在。
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