阻尼振動帶 的英文怎麼說
中文拼音 [zǔnízhèndòngdài]
阻尼振動帶
英文
absorbed oscillation-
Thirdly, we consider the n - dimensional duffing type equation with damping term. by virtue of homeomorphism, extension and fixed point method, we discuss the existence of periodic solution under the nonresonance condition
再次，我們考慮n維的帶有阻尼項的duffing型方程，運用同胚延拓及不動點方法，討論了非共振條件下周期解的存在性問題。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。A 2dof vehicle structure model with mr damper is established, a sliding model controller is designed, and the real - time control damping force of suspension system is educed
摘要建立了履帶車輛1 / 2車體振動模型，設計了相應的滑移面和滑移模態控制器，得出了履帶車輛半主動懸掛系統的實時控制阻尼力，並對路面激勵下滑模控制與最優控制的減振效果進行了模擬。The semi - active logic control algorithm was proposed, which includes six kinds of semi - active logic control method. they are the semi - active logic control method a, b and c for single mr damper, the semi - active logic control method d, e and f for multiple mr dampers. a series of numerial simulation and experimental investigations on the seismic responses of the tall building with a podium structure using single damper / multiple mr dampers were first carried out on the seismic simulator in the hong kong polytechnic university on 2002 - 2003
針對帶裙房高層建築地震反應的鞭梢效應問題，以瞿偉廉教授和徐幼麟教授提出的「 er mr智能阻尼器耦聯的帶裙房高層建築結構地震反應的半主動控制」理論為起點，採取理論分析、計算機模擬和地震模擬振動臺試驗等研究手段，首次將基於泛布爾代數的邏輯控制方法引入結構控制領域，提出了半主動邏輯控制方法，包括單mr阻尼器半主動邏輯控制a 、 b 、 c和多mr阻尼器半主動邏輯控制d 、 e 、 f等六種。To reproduce the narrow - band response, based on the thought of kanamori etc., the damping ratio and natural period are modified. through this adjustment, the narrow - band response can be reproduced, but for some natural periods the adjustive damping ratio has become negative. the negative damping is strange and can not be explained by the equation of motion for sdof system
為了生成窄頻帶反應，本文根據kanamori等人的方法調整了計算時的阻尼比及自振周期，調整后的單邊差分方法能在共振區域生成很好的窄頻帶反應，但是對一些周期點的阻尼比調整成為了負值，這從系統的動力平衡方程是難以解釋的。None but is the test spectrum abundant and controllable, it is possible to simulate the stresses environment needed for exposing weakness of the product. based on summarizing the present status of the vibration test and vibration environment simulation technology in the world, the topic of simulation of super - gaussian random vibration environment with controllable frequency spectrum and its applications in reliability enhancement testing is put forward. the main content and conclusions of the dissertation are as following : 1
本文在綜述國內外振動試驗技術和振動環境模擬技術的基礎上，引出「頻譜可控的超高斯隨機振動環境模擬技術及其在可靠性強化試驗中的應用」這一主題，並緊緊圍繞該主題開展了如下研究工作: 1 .全面分析了振動激勵的功率譜密度量級、幅值分佈、帶寬以及試件結構的固有頻率、阻尼比等因素對疲勞損傷累積的強化效應，提出振動強化試驗激勵信號應具備的重要特性:頻譜可控和超高斯，確立了本文的研究主題和方向。The meaning of cqc ( t ) algorithm is the difference in time domain between the peak value location in time axis of input earthquake and model response of structure, which is called delay time. through the delay time calculating of a series of oscillators with different damp ratio and natural vibration frequency, it is found that it will bring biggish error if the cqc algorithm applied on the structure which has long period, and the time dependent cqc ( t ) algorithm could solve the problem easily
Cqc （ t ）方法的意義在於輸入地震動峰值與結構模態響應峰值在時間軸上的時間差，我們稱之為延遲時間，通過計算具有不同周期和阻尼比結構的延遲時間，發現對于自振周期比較長的結構， cqc方法會帶來比較大的誤差，而基於時程的cqc （ t ）方法能夠解決這個問題。With pulsating pressures or mechanical vibrations, we use a glycerine filled version of the product and a specially developed throttle section with an effective damping system so that stability and display quality are considerably improved
在有壓力波動和機械振動的應用場合，我們通過填充甘油和採用帶有高效阻尼系統的節流部件，以提高壓力表的穩定性和讀數準確度。Using this kind of bearing, we finish the spin test at 67000rpm. also, we add the controlled passive magnetic damper ( cpmd ) to the rotor tester, which is used to reduce the vibration the main achievements are as follows : 1. we analyzed dynamic characteristic of nr15 rotor with long shaft, and get its critical - speed and response to unbalanced mass
本課題的研究，我們做了以下工作： 1對nr15帶柄轉子的動力學特性做了分析，得到了不同剛度支承下，轉子各階臨界轉速及相應振幅參數；並在原有超速試驗臺基礎上，通過設計上、下彈性阻尼支承結構，實現了nr15帶柄轉子67000rpm的超速試驗。Oscillation theorems for second order nonlinear differential equation with damping term
帶有阻尼項的二階非線性微分方程的振動性Vibration control of tracked vehicle with er damper
基於電流變阻尼器的履帶式車輛懸架振動控制Based on mechanical vibration theory, with the torque divider ' s structure unchanged, there exist two kinds of approach to reduce the resonance : one is keeping the bending vibration frequency away from the excitation frequency, the other is increasing the modal damp
根據機械振動理論，在不改變分動器結構設計的條件下，採用兩種方法降低螺栓共振響應：一種是將彎曲模態頻率移出激勵頻帶；另一種是提高彎曲模態的阻尼比。Oscillation criteria for certain nonlinear matrix differential equations with damping
帶阻尼項的非線性矩陣微分方程的振動性Oscillation for a class of second order nonlinear differential equation with damping
帶有阻尼項的二階非線性擾動微分方程的振動準則The oscillation criteria for second - order nonlinear neutral differential equations with damping
二階非線性帶阻尼項中立型微分方程的振動準則Oscillation criteria for certain forced second order nonlinear differential equations with damping
一類帶阻尼項的二階強迫非線性微分方程的振動性判定準則The analysis of the emulator show that the hysteresis will lead to the adverse results of the semi - active control and the influence will increase with the hysteretic time
模擬分析表明， mr阻尼器的磁滯效應會對結構的振動控制帶來不利的影響，並且這樣的影響會隨著磁滯時間的加長而越發明顯。分享友人