激動力矩 的英文怎麼說
中文拼音 [jīdònglìjǔ]
激動力矩
英文
exciting moment- 激 : Ⅰ動詞1 (水因受到阻礙或震蕩而向上涌) swash; surge; dash 2 (冷水突然刺激身體使得病) fall ill fr...
- 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...
- 矩 : 名詞1. (畫直角或正方形、矩形用的曲尺) carpenter's square; square2. (法度; 規則) rules; regulations 3. [物理學] moment
- 激動 : excite; stir; agitate; sensation; work up; agitation; excitement; [無脊椎] activation
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On one hand, it may exert damping on the armature of torque motor and overcome self - excitation of jet pipe. one the other hand, it may enlarge magnetic permeability of working clearances and improve magnetic circuit efficiency of torque motor to boost dynamic response speed of servo valve
一方面可增大力矩馬達工作氣隙部分產生的阻尼,從而可以抑制射流管的自激,另一方面又可增大工作氣隙的導磁率,改善力矩馬達部分的磁路效率,從而提高伺服閥的動態響應速度。Chapter 4 : there are a summary of two methods used in this thesis, together with the further work, a introduction of vlasov equation and its moment equations, i. e., the continuity equation, the force equation and the pressure equation, and the ionization and recombination associated with the laser propagation in media
第四章:本章主要是在總結了兩種方法的基礎上提出進一步可以做的工作,介紹了等離子體動力論中的vlasov方程及它的三個矩方程(連續性方程、力方程和壓強方程) ,以及強激光在介質中傳輸涉及到的電離和復合機制。Hi the aspect of symmetry analyzing to the hopfield model neural network with hebbian learning, we study on the dynamical behavior of the state space under the action of isometric transformation group g = z2 ? n, and prove the invariant property of the energy orientation ? / / " ) of the state space under the action of g. we find that the symmetry relationship of the network is sx - sw = sh when the active function of the neuron is odd, where sx is the symmetry of the patterns set x under hebbian learning rule, sh is the symmetry of the network and sw is the symmetry of the weight matrix w of the network
) s _ n為手段,研究了網路狀態空間在群g作用下各點的運動情況,證明了群g作用下的不變性。證明了當神經元的激活函數f為奇函數時, hebb法則下存儲樣本集x的對稱性s _ x 、網路對稱性s _ h以及連接矩陣對稱性s _ w三者之間滿足s _ x = s _ w = s _ h的關系;同時,我們還證明了:網路穩定態集vf同一s _ h軌道中的兩個穩定態的動力學行為(能量和吸引域大小)相同;兩個等距網路h和h 1 = g ? h , ( ? ) g (In order to solve the problem of the controlled multibody system dyanmics by multibody system transfer matrix method, the control actuator element transfer matrix and the control feedback element transfer matrix are introduced to create controlled multibody system transfer matrices which settle the dynamic question of controlled multibody system with delay and controlled multibody system without delay, to make the transfer matrix method of controlled multibody system apply to the field of controlled multibody system
摘要為用多體系統傳遞矩陣法解決受控多體系統動力學問題,該文引進控制激勵單元傳遞矩陣和控制反饋單元傳遞矩陣,建立了受控多體系統傳遞矩陣法,解決延遲受控多體系統和無延遲受控多體系統動力學問題,使得受控多體系統傳遞矩陣法應用於復控多體系統動力學領域。Earthquake and wind ), because of the damping matrixes of the two structures " motion equations are both non - classical, the dynamic equation ca n ' t be decoupled by the traditional real - mode analysis ( the mode - superposition method ). though, in this thesis the complex - mode analysis is used to solve the stationary and non - stationary random earthquake response of structures and their analytic expressions are got. on the basis of these expressions, the optimal parameters of the two structures " isolation & seismic decrease equipment are analyzed
目前,基礎隔震結構、 「加層減震」 ( tmd減震)結構正逐步應用於工程實際,由於這兩種結構在動力荷載(如地震、風)作用下動力方程中的阻尼矩陣為非經典情形,傳統的實模態分析方法(振型分解法)不能使動力方程解耦,因此本文運用復模態分析方法求得了結構在平穩和非平穩隨機地震激勵下結構隨機地震響應的解析表達式,在此基礎上進行了基礎隔震和tmd減震裝置參數的優化分析。The vibration of single cylinder and multi - cylinder engine is the main research, which is caused by the unbalance force and moment
重點研究單缸發動機和單列多缸發動機的振動激勵,即發動機運行時的不平衡力及力矩。In this thesis, a semi - classical model of the force on an atom is used to describe the motion of a two - level atom interacting with a standing wave laser field. the velocity dependent force and momentum diffusion are derived through optical bloch equations by using the matrix form of the continued fraction technique. by investigating the dynamic properties of atoms in laser field, we can control and manipulate the mechanical motion of an atom
本文利用半經典理論,從二能級原子在激光駐波場中所滿足的運動方程出發,推導出密度矩陣元所滿足的遞推關系,利用矩陣連分數方法求解出密度矩陣元,從而求出依賴于原子運動速度的光壓力與動量擴散系數,通過討論原子在激光場中的動力學行為,為原子在激光場中被囚禁、形成原子列陣以及可控制的量子態,從而為量子信息處理提供理論基礎。However, by comparison with flap nozzle servo valve which has been used widely and popularly by now, the torque motor of jet pipe servo valve has a larger rotary inertia. this causes low natural frequency of servo valve, and thus the response speed of jet pipe servo valve is slow. moreover, the jet pipe of servo valve has large flexibility, and it is easy to excite oscillations and noise in the valve, which is named self - excited oscillations and noise
然而與目前普遍使用的噴嘴擋板伺服閥相比,射流管伺服閥的銜鐵組件轉動慣量大,導致力矩馬達部分固有頻率低,從而響應速度慢,此外,射流管供油管柔性大,容易產生自激現象,這些缺點都使得射流管伺服閥的動態特性差,從而影響了它的工作性能。Abstract : in this paper, we study the random equation to elastic caminal rectangle plate under single concentrated random load by random vibration theory, and discuss the dynamic response to it by separating the variable, and study the frequency response function and unit pluse response function to the load and response
文摘:運用隨機振動理論,推導了彈性矩形薄板在單個隨機集中載荷下的振動方程,並用分離變量法討論了其動力響應,研究了對應于激勵與響應的頻率響應函數和單位脈沖響應函數。The vibration in the turning - point range shows a strong coupling between the membrane and bending solutions : either the membrane drive or the bending drive causes motions of both the membrane type and bending type
薄殼強迫振動呈現出薄膜解和彎曲解的耦合特點:無論由薄膜力還是由彎矩激發,振動均俱含薄膜和彎曲運動。It will exert resistance and damping force to the torque motor armature, so that the dynamic performance, especially the stability, of flapper - nozzle servo - valve can be improved. the self - excited oscillations and noise can be removed. at the same time, as magnetic fluid has a higher magnetic permeability, the efficiency of torque motor magnetic circuit can be improved
由於磁流體具有的較大磁導率和較大的磁化強度,把磁流體添加到伺服閥力矩馬達的工作氣隙中,可提高伺服閥力矩馬達的磁迴路效率,增加伺服閥的阻尼,從而改善噴嘴擋板伺服閥的動態特性,抑制及消除其自激振蕩和噪聲。Spacecrafts are working in the space environment, which is full of sorts of physical mediums. and these mediums will impact on the altitude movement of spacecraft. spacecraft attitude control during propulsive maneuvers is complicated due to several factors as listed below : ( i ) nonlinear dynamics with time delays, ( ii ) modeling and parameter uncertainties, ( iii ) flexible modes due to fuel sloshing and appendages, ( vi ) constraints on propulsive force and torque inputs, ( v ) constraints on acceptable angular rates and attitude, ( iv ) autonomous reconfiguration requirements under failure conditions
飛行器是在一定的空間環境中飛行,而空間環境中充滿著各種物理介質,對飛行器的姿態運動產生不同程度的影響,所以空間飛行器的姿態控制相當復雜,它受到如下因素的制約: ( ? )帶時延的非線性動態特性( ? )模型和參數的不確定性( ? )燃料的激蕩性以及燃料消耗所引起飛行器的質量變化( ? )推力和輸入力矩的約束性( ? )額定角速度約束和姿態約束( ? )在故障發生的情況下自動重新配置的必要性。After comparing three form ( rectangle, saw and sine wave ) of excitation force, the conclusion is drawed that the sine wave is much better than the other two waveforms. finally, multi - seedling virtual prototype is studied
另外,對比分析三種波形(矩形波、正弦波及鋸齒波)激振力對振動系統的影響,發現採用正弦波激振力對振動系統沖擊較小,應優先考慮使用。分享友人