stiffness rotor 中文意思是什麼
stiffness rotor
解釋
剛性轉子-
( 4 ) the global bifurcations and chaotic dynamics are investigated when the rotor - ambs system has the time - varying stiffness
（ 4 ）研究了電磁軸承-轉子系統在變剛度情況下的全局分叉和混沌動力學。 -
These mean that the chaotic motions can occur in the rotor - ambs system with the time - varying stiffness
上述研究說明電磁軸承-轉子系統可以出現混沌運動，並且混沌運動具有初值敏感性。 -
The unbalance responses of the rotor - bearing system with a flexible laminated membrane coupling were investigated, in which the effects of the stiffness of the coupling and the misalignment of the rotors were mainly taken into account, respectively
研究了膜片聯軸器耦合的轉子?軸承系統的不平衡響應，重點分析了膜片聯軸器的剛度和轉子的不對中量對系統不平衡響應的影響。 -
On the basic theory of transfer heat, tribology of rolling bearings and rotor dynamics, taking gdz48a electrospindle as an example, the paper puts forward the spindle bearing ' s quasi - dynamics analysis model with the influences of the friction heat and preloadings analyzes the friction moment, velocities, contact loads, friction heat and stiffness and studies the influences of the friction heat, structure and application parameters on the speed and dynamics
本文以傳熱學、滾動軸承摩擦學和轉子動力學為理論基礎，以gdz48a型電主軸為例，建立了考慮摩擦熱和預緊方式影響的主軸軸承擬動力學分析模型，分析了軸承的摩擦力矩、運動、載荷和剛度，研究了軸承的熱特性、設計和應用參數對速度和動力學性能的影響，並進行了試驗驗證。 -
The influence of the eccentricity mass moment, position of mass center and the bearing stiffness to the vibration characteristics of the rotor system is discussed in detail ; 3. to verify the exactness of fem and learn the principle of vibration of dredge pump further, the orbit of the rotor shaft of the pump in the dredger is measured, the measurement results show : the repeat of the orbit of the rotor shaft is very bad when dredge pump is in the dredging mud condition
模態分析確定了泥泵的振動特性（固有頻率和振型） ；諧響應分析確定了泥泵轉子軸在偏心力的作用下軸截面處的最大響應位移；研究了轉子軸的質心位置、軸承剛度和質量偏心矩對轉子軸振動特性的影響； 3 、採用軸心軌跡法，實船測量了泥泵軸工作時振動響應值。 -
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 -
The way to eliminate chaos phenomenon through adjusting system parameters is indicated. the nonlinear dynamic behavior of journal bearing - rotor system in large parameter space is studied in numerical integral method and floquet theory and the first and second bifurcation behavior of nonlinear rotor system are discussed ; the concept is advanced that realizing the controllable nonlinear stiffness with sfd with the soft - nonlinear of sma in the super - elasticity state to make the vibration amplitude of system always be in the small solution state to reduce the vibration amplitude of rotor system
運用數值積分方法結合floquet理論對滑動軸承-轉子系統的大參數范圍非線性動力學特性進行了全面的研究，詳細地討論了系統的一次和二次分岔行為； 5 ）提出了用形狀記憶合金在超彈性狀態下的軟非線性，結合擠壓油膜阻尼器實現系統剛性的非線性可控，降低系統在非定常狀態下的最大振幅的構想。 -
In addition, two radial active magnetic bearings are employed to improve the magnitude of radial stiffness and damping of the rotor
即採用永磁卸載，高溫超導提供穩定，有源提高徑向剛度，保證穩定旋轉。 -
Because of these characteristics, the variable stiffness sma bearing used in rotor system can be designed, and then the stiffness of system can be varied by active control technology when the rotate speed of system is near the critical rotate speed to reduce the maximum vibration amplitude of rotor system
利用這些特性可以設計出用於轉子系統的可變剛度支承，通過結合主動控制技術，在臨界轉速附近改變系統剛度，從而降低系統在臨界轉速時的最大振幅。本文研究利用形狀記憶合金對轉子系統振動進行主動控制。 -
Using the optimization control method of the moderm control theories, the time - varying control and output - feedback control the authors study the variable structure active control over the rotor vibration with sma, especially the method of restraining the transient response of the rotor vibration. they get the rule of the optimum control force and the optimum control electric current and discuss the influence of variable stiffness on the total system stiffness through analyzing the structure of sma controller. they also indicate the shortcoming of the orthodox design method of a controller, especially the imbalance phenomenon caused by the lack of the rod stability, and propose a new method for improvement and items which ought to be paid attention to in the design stage
運用現代控制理論中的最優控制方法，引入時變控制和輸出反饋控制，研究利用形狀記憶合金對轉子振動進行變結構主動控制，特別是抑制轉子振動的瞬態響應的方法，得出了最優控制力和控制電流的強度變化規律；通過分析形狀記憶合金動作器的結構，探討了變剛度支承對系統總體剛度的影響，指出了傳統設計方法的不足之處，特別是由壓桿穩定性不足引起的失穩現象，並提出了改進的方法和在設計中值得注意的問題 -
( 3 ) study on the control mechanism of structure noise radiated from rotary machines, we build a common model of rotary machine structure noise analysis relied on the general characters of rotary machines. based on this model, we analyzed various influence factors to structure radiant noise using the union of revolution and numerical calculation method. we found that the joint stiffness between the rotor and the frame is the most sensitive parameter of structure radiant noise by calculating and analyzing
在旋轉機械結構噪聲控制方面，根據旋轉機械的基本特徵，建立了旋轉機械結構噪聲分析的簡化模型，基於該模型利用解析與數值計算相結合的方法對結構噪聲的各種影響因素進行了分析，通過計算分析發現，轉子與機體的連接剛度是機體結構聲的最敏感參數，同時各參數對結構噪聲的影響具有互補性。
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