粘性阻尼器 的英文怎麼說
中文拼音 [niánxìngzǔníqì]
粘性阻尼器
英文
viscous damper- 粘 : 粘動詞(粘附) glue; stick; paste; adhere to; bond
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 阻 : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
- 尼 : 名詞(尼姑) buddhist nun
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
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Based on the analysis of the dynamic behavior of nanning bridge by means of spatial finite element models, the nonlinear dynamic time history method is used to conduct the sensitivity analysis of the parameters of viscous dampers ( damping constant c and damping exponent ? ) of the bridge and the laws of influence of the parameters on the seismic response thereof have been obtained
摘要在來用空間有限元模型對南寧大橋動力特性分析的基礎上,採用非線性動力時程分析方法,對南寧大橋粘滯阻尼器參數(阻尼常數c 、阻尼指數? )進行敏感性分析,得出粘滯阻尼器參數對南寧大橋地震響應的影響規律。The relationships of modal damping versus the stiffness of cables, the attachment height of damper and damping constant are obtained. with the optimal structural control method, a new approach to determine the optimal damping constant of viscous damper is presented. the first a few modal damping can be optimized simultaneously under the optimal damping constant of damper, which is more convenient than the existed design method
4 、對拉索-粘性阻尼器系統的動力特性進行了研究,得到了拉索剛度、阻尼器安裝高度及阻尼系數等參數對拉索系統模態阻尼比的影響規律;根據最優控制原理,提出了一種確定阻尼器優化阻尼系數的方法,該方法確定的阻尼系數能保摘要證前幾階模態阻尼比得到整體優化,改進了現有的設計方法。Identification of viscosity damping coefficient of governor in diesel engine
柴油機調速器粘性阻尼系數的識別The results of test and theoretical calculation indicate that the friction device does not slide under minute earthquake, thus the control effort of f - ved corresponds with ved, and the action of frd is the same as pure brace. when disastrous earthquake occurs, the viscoelastic material reaches its shear limits and the friction device begins to slide, so the control effort of f - ved is the best
試驗結果和理論計算結果表明,在多遇地震下摩擦機構不起滑,粘彈性-摩擦阻尼器的減振效果和純粘彈性阻尼器相當,而摩擦阻尼器的作用相當于純支撐;在罕遇地震下粘彈性材料達到剪切極限,摩擦機構起滑,故粘彈性-摩擦阻尼器的減振效果最好。A uniform mathematical formula has been established for the two devices consisting of brace and viscoelastic damper or viscous damper
本文對粘彈性和粘滯阻尼器在與支撐連接后的阻尼裝置建立了統一的力學模型,並研究了支撐剛度對其性能參數的影響。In the third chapter, the mathematical models of project system have been established, and simulation has been done on the simulink enviroment of matlab software kits. the simulation focus on the effects of main parameters on the dynamic characteristics of speed control system, and the main parameters include viscosity damp coefficient and friction torque of electrical motor shaft, internal leakage coefficient of pump / motor of hydraulic circuits, gas volume of pressure accumulator, viscosity damp coefficient of cylinder piston and different running building floors, etc. at last, theoretical research effects of the flow and pressure pulsation of pump / motor on car speed and oil volume leakage theory are discussed. the fourth chapter of this thesis concerns the research on the key items about hydraulic power control system according to the ens 1 - 2 and other hydraulic elevator standards
論文第三章針對組成系統的各個模塊進行了機理建模,並且通過matlab軟體中的simulink圖形化模擬環境進行了本課題系統的模擬研究,主要針對影響系統特性的主要參數變化,動態分析系統的輸出特性,在上下行工況中,分析了電機軸系粘性阻尼系數、軸系摩擦力矩、主迴路蓄能器迴路液壓泵馬達內泄漏系數、蓄能器氣體容積、液壓缸柱塞粘性阻尼摩擦系數以及不同運行樓層工況等參數對系統特性的影響;最後對軸向柱塞泵馬達的流量壓力脈動對電梯轎廂速度的影響和蓄能器內油液體積損失機理進行了理論研究。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。4. based on energy equivalence and power equivalence method separately, the additional damping ratio formula of nonlinear viscous damper is derived and it ' s suggested power equivalence method is more suitable for nonlinear viscous damper. then the transforming equality between actual and spectra velocity of structure is derived, based on which, the additional damping ratio equation is revised
4 、分別採用能量等效方法和功率等效方法,推導了非線性粘滯阻尼器的附加阻尼比公式,指出功率等效法更適合於非線性阻尼器;推導了結構的實際速度和譜速度之間的轉換公式,基於該轉換公式修正了功率等效方法下的附加阻尼比計算公式。This dissertation also presents the equivalent stiffness and damping models and the nonlinear hysteresis and saturation model of a kind of the mr damper developed by the experimental testing and modeling in order to describe accurately characteristics of the mr damper
建立了磁流變阻尼器的等效剛度和等效粘性阻尼系數與施加電壓、激振頻率和振幅的關系以及能精確表示磁流變阻尼器的力學特性的非線性滯回模型。Firstly, the dynamical performance of friction damper ( frd ) and viscoelactic damper ( ved ) is tested in this paper. the work, which gets the rules that the two dampers " hysteretic curve and performance - parameters change follows the changing of excitement, lays the foundation for designing new kind of edd
論文首先進行了摩擦阻尼器和粘彈性阻尼器的動力性能試驗,獲得了兩種阻尼器的滯回曲線和性能參數隨激勵性質變化的規律,為進一步開發新型的耗能阻尼器提供了基礎。In this paper, from the angle of seismic resistance, the parametric sensitivity of the fluid viscous dampers to be used for the bridge is studied in details, and relevant proposals for the dampers are made as well
從抗震角度對舟山大陸連島工程西堠門大橋主橋的液體粘滯阻尼器參數敏感性進行了詳細的研究,並提出建議。Study on aseismic performance of combination of laminated rubber bearing and viscous damper for bridge
橋梁板式橡膠支座與粘滯阻尼器組合使用的減震性能研究A study on aseismic performance of combination of laminated rubber bearing and viscous damper for bridges
橋梁板式橡膠支座與粘滯阻尼器組合使用的減震性能研究So it is very necessary to do detailed research on the design method of ved
因此,非常有必要進行粘彈性阻尼器抗震設計方面的研究。Chapter 3 based on several mechanical models which are used to analyze the mechanical abilities of lved, two lands of mechanical models which used to analyze the mechanical abilities of lved are compared
第三章研究論述鉛粘彈性阻尼器的幾種力學模型,給出模型中參數的確定方法,從描述阻尼器耗能準確性和合理性的角度對比兩種模型的優缺點。The offshore platform control system with viscoelastic dampers is studied based on modern control theory. the movement equation and state space equation of an offshore platf orm control system with viscoelastic dampers is builded
基於現代控制理論研究了海洋平臺粘彈性阻尼器控制系統,建立海洋平臺粘彈性阻尼控制系統的運動方程以及相應的狀態空間方程,編制了相應的計算程序,並進行數值模擬計算。The pole location technique is proposed and the location of viscoelastic dampers is optimized. the pole location technique is contrasted to the viscoelastic dampers location method that dampers is located by mean square deviation of relative displacement between layers of offshore platforms
研究了極點配置技術,對粘彈性阻尼器進行位置優化配置,同採用將粘彈性阻尼器設置在平臺層間位移均方差最大處作了比較。Combined with building code, a convenient method about choosing position of viscoelastic dampers is put forward and the locations of all veds can be decided at once. the method can provide a valuable reference for practical design of ved
結合規范提出了粘彈性阻尼器位置設計實用方法,使全部粘彈性阻尼器能夠一次定位,簡單可行,為實際工程ved減振設計提供了手算方法。Taking some suspension bridge as an investigation target, we used emulation mode of the finite element method to investigate effects of damper parameters on anti - seismic performance of a suspension bridge
摘要以某懸索橋為分析對象,採用有限元模擬分析方法,研究了粘滯阻尼器不同參數對該橋抗震性能的影響。With respect to the former, three objection function are evaluated : average dissipated energy maximal relative interstory drifts between neighboring floors, and linear quadratic. moreover, proper implementing method about these three objection functions are analyzed in detail
在粘彈性阻尼器位置優化方面,綜合評價了以結構平均耗能、最大相對層間位移和線性二次型為目標的三種優化函數,詳細分析了這三種目標函數所用的實現方法。分享友人