instantaneous vibration 中文意思是什麼
instantaneous vibration
解釋
瞬時振動- instantaneous : adj 即刻的，瞬間的。 an instantaneous bomb 瞬發炸彈。 instantaneous death 即刻死去。 an instantan...
- vibration : n. 1. 振動，顫動；擺動；【物理學】振動。2. （心的）震顫。3. （思想情緒的）激動。4. 猶豫。adj. -al
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Chapter 4 time - dependent computational simulation of the response of cable - suspension feed system in gusty wind based on the time - independent structure finite element method, and with consideration of the movement laws of cabin, a 3 - d time - dependent structure finite element model formulated by a new method named iss method ( instantaneous structure supposition method ) to deal with the vibration response of cable - suspension feed system in gusty wind is presented. in the model, all sources of geometric non - linearity, cable sag and changes of cable geometry due to large displacement, are fully considered
基於時不變結構的有限單元法，在綜合考慮饋源艙運動規律的基礎上，提出了時變系統的瞬時結構假定法，通過將懸索離散為索桿單元，建立了系統的時變有限元模型，該模型充分考慮了懸索的垂度和大變形等幾何非線性因素，應用ne 。 -
( 3 ) the theory of morden optimal control is used for the controller design of the active vibration isolation system. two algorithms, instantaneous optimal control and linear quadratic gauss optimal control, have been discussed and compared. an instantaneous optimal closed - loop control algorithm in structural space is derived by using the newmark scheme
（ 3 ）應用最優控制理論設計控制器，對瞬時最優控制和線性二次型gauss （ lqg ）閉環控制方法進行研究和對比，並導出構形空間內的瞬時最優閉環控制演算法。 -
Integral of instantaneous pressure for studying wind - induced vibration of high - rise buildings
高層建築風致振動研究的瞬態風壓積分法 -
It is superior to passive vibration isolation system, and also to the general active - passive hybrid vibration isolation system. the functions of the weighting matrices q and r are analysed and the conclusion is obtained that instantaneous optimal control algorithm is superior to linear quadratic gauss when choosing the same weighting matrices
（ 4 ）用計算機模擬驗證了智能結構主動隔振的有效性和優越性；分析了加權矩陣對控制系統的影響並探討其選取方法；證明了在加權矩陣選取相同時，瞬時最優控制優于lqg控制。 -
Vibration of tank gun in the process of firing is one of the main factors that affect its firing accuracy, especially the instantaneous angular motion and the instantaneous linear velocity at the point of gun muzzle when the projectile leaves the barrel bore
影響坦克炮射擊精度的主要因素之一是火炮振動，起關鍵作用的振動分量是在彈丸出炮口瞬間炮口振動角位移和橫向線速度。 -
Thesis is in simple introduction a few analysis method and steady data of fettles with the foundation of the characteristic sketch of the data of instantaneous fettle lastly, put forward vibration signal of some concrete problem
論文在簡單介紹幾種分析方法以及穩態數據和瞬態數據的特徵圖形的基礎上，提出了振動信號中的若干具體問題。 -
This thesis measured the vibration signals of 1 # and 2 # running turbine - generator sets in a generating plant and their vibration signals that are indispensable to the study are gained. firstly, the low frequency faults of machine stand in generator side, rotor unbalance, misalignment, oil whirl, oil whip are diagnosed by fft analysis. secondly, applying wavelet theory to probing the instantaneous abnormal phenomena of the signals and to show their components
首先應用fft分析診斷出1 #和2 #汽輪發電機組存在的發電機側機座松動、轉子失衡、不對中、油膜渦動、油膜振蕩等故障，再運用小波分析探測信號中的瞬態反常現象並展示其成分，比較精確地診斷出了該發電廠運行中的1 #和2 #汽輪發電機組存在的碰摩故障。 -
The effect of initial static load on the instantaneous response makes the amplitude of vibration of horizontal and vertical displacement bigger than that without the effect
初始靜力效應對結構瞬態響應的影響與剛度、質量、阻尼等因素有關，剛度越小，質量、阻尼越大時，初始靜力荷載效應對結構最大位移影響越小。 -
It is discovered that the fluctuating increment of the instantaneous angular acceleration curve of crankshaft ( ay method ) put forward in this paper can be used to diagnose the power and compression condition of multi - cylinder engine in the state of shorter, more rigid crankshaft and lighter torsional vibration and in the rapidly diagnosed situation, and the ay method is better than the fluctuating increment of the instantaneous rotation speed curve of crankshaft ( n method ) which is used widely now
結果發現，在內燃機曲軸較短、剛性較大、扭振較小、對診斷速度要求很快的場合，用本文提出的曲軸瞬時角加速度波動增量j法能較準確地判斷多缸內燃機各缸的作功狀況和壓縮狀況，優于目前廣泛使用的曲軸瞬時轉速波動增量n法。
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