非彈性振動 的英文怎麼說
中文拼音 [fēidànxìngzhèndòng]
非彈性振動
英文
inelastic vibration- 非 : Ⅰ名詞1 (錯誤) mistake; wrong; errors 2 (指非洲) short for africa 3 (姓氏) a surname Ⅱ動詞1 ...
- 彈 : 彈名詞1. (彈子; 小球形的東西) ball; pellet 2. (內裝爆炸物, 具有破壞和殺傷能力的東西) bullet; bomb
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 振 : 動詞1. (搖動; 揮動) shake; flap; wield 2. (奮起) brace up; rise with force and spirit
- 振動 : vibrate; vibration; vibrance; vibrancy; vibra; vibes; shaking; rumble; jitter; chatter; sway; jar...
-
The study of nonlinear thermoelastic free vibration of simply supported circular plate
簡支圓板非線性熱彈耦合振動問題的研究Iv ) revolute joint element, nonlinear spring - damper element, 3 - d 5 points contact element are applied to simulate the revolute restriction between two caterpillar boards, suspension nonlinear vibration, contact between wheels and caterpillar boards, and contact between caterpillar boards and ground are considered respectively. drucker - prager material is employed to simulate reinforced concrete
4 、應用大幅度轉動約束單元、非線性彈簧阻尼單元、三維五節點接觸單元分別模擬自行火炮履帶板之間的轉動約束連接、懸掛非線性振動及負重輪與履帶板之間的接觸和履帶板與地面的接觸問題;根據材料非線性理論,提出利用drucker ? prager材料建立土壤的非線性有限元模型。Theoretical analysis and computer simulation studies show that performance comparable to that of electro - control active damping suspension systems can be achieved with the hydraulic network model which can self - adaptingly adjust the damping of suspension to realize the optimal control by virtue of response of vehicle. in chapter 5, the effects of time - variant factors in the new active damping suspension system on reduction are investigated
第五章研究了主動阻尼系統中的時變因數對減振系統的減振效果的影響(包括路況、車速、載重阻尼油的粘度系數隨油溫變化而引起的變化,油液的彈性模量等) ,並分析了模型簡化時一些被忽略的非線性因數對系統性能的影響。However, due to the elastic deflection and vibration of the links, the flexible manipulator becomes an infinite dimension mimo system with distributed parameters, and is highly nonlinear and strong coupling. therefore, the model and the control of flexible manipulator are of great significance both in theory and in application
然而也正是由於連桿存在彈性變形和振動,使得柔性機械手成為一個高度非線性的、分佈參數的、強耦合的無窮維多輸入多輸出系統, ,因此其建模和控制也具有重要的理論意義和應用前景。Oscillator mechanism with four - eccentric axes is widely used in modem continuous casting machine. with the increase of operation speeds of the machine, elastic vibrations of the machine parts became much obviously. in order to design the machine reasonably, the complex dynamic property of the system must be studied deeply
結晶器四偏心式振動機構是大型連鑄機上廣泛採用的一種振動裝置,隨著拉速的提高,其彈性振動效應非常明顯,對其復雜彈性動力學性能進行深入研究是合理設計該系統的基礎。The numerical results indicate that the deformation within the solid inner core is very small. however, in the fluid outer core, the changes of the displacement with relatively low spherical harmonic degree ( n < 10 ) is very complicated via the radius, due to the resonance near the eigenfrequenies of the core long - period oscillations. while the spherical harmonic degree of the loading is larger than 10, the deformation and the gravitational perturbation in the core are very small, and the earth ' s deformation response is dominantly represented as the radial displacement in the elastic mantle
研究了地球在日月引潮力和表面負荷作用下的形變特徵,數值計算結果表明,在固體內核中的形變很小,由於在長周期核模本徵頻率附近的共振,液核中低階( n 10 )位移隨半徑的變化非常復雜,當負荷階數超過10時,地核中的形變和擾動位都很小,地球的響應主要表現為彈性地幔中的徑向位移,且隨深度增加急劇減弱,地表負荷love數與信號頻率的依賴關系很弱,給出了體潮love數計算的一種有效的近似處理方案。Abstract : the nonlinear finite element dynamic simulation model for an oscillation mechanism with 4 - eccentric axis for continuous casting machine is established by means of the theory of kineto - elastodynamics
文摘:根據運動彈性動力學的理論方法,建立了連鑄機四偏心式振動機構非線性有限元動力學模擬模型。Vibration of uniform and nonuniform rods connected to a concentrated mass
系有集中質量的均勻與非均勻彈性桿的振動問題Furthermore, the dual integral equations can be reduced to the fredholm integral equations of the second kind and solved by numerical procedure. at the end of this chapter, the numerical analysis for dynamic interaction characters of saturated half - space / layered ground and circular plate is evaluated. finally, the solutions for 3 - d dynamic responding of elastic rect
基於橫觀各向同性飽和半空間/有限層地基非軸對稱波動方程的通解,按混合邊值問題建立飽和地基與彈性圓板非軸對稱動力相互作用的積分方程,求解積分方程后得到橫觀各向同性飽和地基上圓板非軸對稱動力響應的一般解,並分析了飽和地基上圓薄板和中厚板振動的若干特徵。The spectrum curves determined for linearly elastic systems still have significance for nonlinear hysteretic vibrations.
線性彈性系統確定的譜曲線對非線性滯回振動仍然是有意義的。The basic equations of elliptic plate, when temperature and stress fields are coupled, are developed, which include transverse thermal vibration equation, the compatibility equation and energy equations
本文首先推導了當溫度場和應變場耦合時橢圓板的非線性熱彈耦合振動的基本方程,其中包括橫向熱振動方程、協調方程和能量方程。Taking the bending stiffness, cable sag and cable inclination into consideration, the space vibration control of the cables using the visco - elastic dampers in cable - stayed bridges is investigated by joining the center difference method and the state space strategy. both the maximum modal damping ration and the optimal damper size are obtained, then the practical suggestions are proposed for the design of the dampers. the space nonlinear vibration equations of the cable - damper system are derived, and a new hybrid method for solving the cable - damper system is presented by combing the newmark method and pseudo - force technology
綜合考慮了拉索抗彎剛度、垂度的影響,研究了粘彈性阻尼器對斜拉橋拉索的空間振動控制,聯合中心差分方法及狀態空間法,得出了拉索麵內、外振動各階模態可能達到的最大阻尼比及相應的最優阻尼器系數,並對斜拉橋拉索的阻尼器設計提出了參考建議:考慮拉索抗彎剛度、垂度及幾何非線性,導出了索-阻尼器系統的空間振動非線性方程組,結合newmark方法及偽力( pseudo - force )方法,創新地提出了求解非線性方程組的雜交方法,根據拉索-阻尼器系統的阻尼特性,在各種荷載作用下,對索-阻尼器系統的非線性瞬態振動響應進行了研究,從系統響應的角度更加直接地驗證了阻尼器的控制效果。The paper studied controlling rotor vibration with the super - elasticity of sma and sfd, set up the new equation of sys tern vibration according to the stress - strain curve of sma in super - elasticity state, used the nonlinear theory and the dynamic stability theory to study the vibration of rotor controlled by sma, discussed the stability condition of the system, obtained the relationship of system parameters when bifurcation was appeared, supposed a method that improves the stability of rotor system and restrains vibration amplitude though changing parameters, and finally validated the effect of restraining vibration of the improved system through emulation
摘要研究利用形狀記憶合金的超彈性和擠壓油膜阻尼器控制轉子振動,利用形狀記憶合金在超彈性狀態下的應力應變曲線,建立了新的系統振動方程,運用非線性理論和運動穩定性理論研究轉子在形狀記憶合金控制下的振動狀態,討論了系統的穩定性條件,獲得系統發生分岔時系統參數之間的關系;並提出了通過改變參數來提高系統穩定性和抑制振幅的方法,最後通過模擬驗證了改進后的系統振動抑制效果。The nonlinear thermal vibration bifurcation ofbucking viscoelastic rectangular plate
屈曲黏彈性矩形板的非線性振動分岔A study of motion periods of two nonlinear elastic springs
兩類非線性彈簧振動周期的研究Acoustics and vibration - laboratory measurement of vibro - acoustic transfer properties of resilient elements - part 4 : dynamic stiffness of elements other than resilient supports for translatory motion
聲學和振動.彈性元件振動-聲傳輸性能的實驗室測量.第4部分:傳輸運動用非彈性支撐元件的動態勁度In the theoretical analysis, first the dynamics model of the prepressing - contact spring - damping system was established by vibration theory. then the stability of the solution of this system was studied base on the qualitative theory of nonlinear vibration
在理論分析方面,首先根據振動理論建立預緊接觸式彈簧阻尼系統的力學模型,然後利用非線性振動的定性理論研究系統周期解的穩定性。One major problem in this system is the occurrence of large transverse belt vibrations, which result from the time - dependent crankshaft - driven belt tension. such vibrations are termed as parametric vibrations
研究粘彈性傳動帶系統和軸向運動弦線的動力學建模、橫向非線性振動及其控制問題具有著重要的理論意義和實際應用價值。These factors include the nonlinearity of suspension spring, the nonlinearity of damping force and the nonlinearity of driving force, etc, in which suspension spring and damping force are main factors that influence the distortion of ultra - low - frequency vibrator
影響振動臺臺面波形失真的因素有:乳膠管彈簧的非線性、阻尼力的非線性、驅動力的非線性等,其中,彈簧和阻尼力的非線性是影響振動臺超低頻失真度的主要因素。Analysis to nonlinear vibration of a motor - elastic linkage mechanism system
彈性連桿機構系統非線性振動分析分享友人