阻尼程序 的英文怎麼說
中文拼音 [zǔníchéngxù]
阻尼程序
英文
damping procedure-
5. the writer made three computation programs for wave force, added mass and added damping, tlp ' s kinetic respondence
5 .編制了三套程序，可分別用於波浪力、附加質量與附加阻尼、 tlp的動力響應計算。Fist ly, use mass equivalent method to predigest the original rotor system. secondly, use transfer matrix arithmetic to have finished the relative program to calculate the critical speed of flexible multi - tray rotor bearing system by matlab language. thirdly. finish program the unbalance response using riccati - transfer matrix arithmetic and finity buck arithmetic. fourthly, answer to the high vibration of uncontroled system when cross the critical speed, come out to adopt changing clearance damper bearing to control the viberation
本文對多柔盤轉子-支承系統的振動現象做了以下初步探索：用質量離散化方法把原轉子系統簡化；採用matlab語言編制了對傳遞矩陣法計算多柔盤轉子-支承系統的臨界轉速；用matlab語言對riccati傳遞矩陣法和有限元法編制了程序計算系統的不平衡響應；並針對其過臨界轉速時振動較大的現象，提出採用變間隙控制油膜剛度和阻尼，從而使原系統的在特定轉速（臨界轉速）的一段范圍內不平衡響應減小；並從被動控制與主動控制兩方面進行數值模擬，取的了較好的控制效果。Matlab procedure is coded to compute the far - field sound pressure levels of the shell excited by radial point force. the influences of modal truncation, stringers, bulkheads and damping on the shell ' s far - field sound pressure are analyzed, laying down the basis for accurate analysis of the sound radiation from fluid - loaded reinforced double cylindrical shells
本文用matlab編製程序求解了單層殼在徑向激勵力作用下的遠場聲壓級，分析了模態截斷數、縱骨、艙壁板、結構阻尼等因素對殼體遠場輻射聲壓的影響，為準確計算加筋雙層殼在水下振動和聲輻射特性奠定了基礎。Afterwards, we take sag of cables into consideration and investigate the effect of the sag of cables on the effectiveness of viscous shearing damper. finally, experiments are carried out on jun shan bridge and bai sha zhou bridge to testify the effect of viscous shearing damper and the feasibility of the finite element method and galerkin approach to analyze the effectiveness of viscous shearing damper
然後在考慮斜拉索垂度的情況下，利用迦遼金方法，編製程序求解拉索振動的附加阻尼，並與未考慮垂度情況下的拉索振動的附加阻尼值相對比，分析垂度對附加阻尼的影響。Because the different stiffness match of front and rear suspension is very influencing to the ride comfort, optimal model of ride comfort is developed, regarding the rms of driver ’ s acceleration as the objection, regarding the stiffness of front and back suspension as optimal variable, regarding quiet flexibility 、 dynamic flexibility 、 frequency and dynamic load as nonlinear constraints. by matlab program and using sqp, the optimal match of front and back suspension ’ s stiffness is achieved, this optimal model consider not only request of quiet 、 dynamic flexibility 、 frequency and damp, but also security of run and peace of road, it is closer to the fact than other models which only consider partial restriction
由於前後懸架垂直剛度的不同匹配對汽車行駛平順性影響較大，論文建立以駕駛員垂直加速度的均方根值作為汽車行駛平順性優化目標值、以前後懸架垂直剛度作為優化變量的優化設計模型，並輔以靜撓度、動撓度、頻率、動載荷等非線性約束，使用序列二次規劃法，利用matlab編制優化程序，求得前後懸架垂直剛度的最優匹配值;此優化模型不僅包含動靜撓度及頻率和阻尼的限制，還考慮到汽車的行駛安全性和道路友好性，比文獻報道的只考慮部分約束的優化模型更切合實際情況。Design procedure of u - shaped anti - rolling tank system is established, and program of scale design for tank is summarized, and an innovation selecting the natural frequency of controlled passive anti - rolling tank is put forward according to variation range of wave frequency, the natural frequency of rolling of a ship and other influencing factors, and causes of formation of tank damping and motion state of water in tank are studied, calculation formula of the u - tube tank damping and design method of tank damping configuration are given, and the influence of tank vertical location within the ship on ship parameters, stabilization performance of tank and water motion in tank is studied
建立了完整的u型減搖水艙系統設計程序；總結了u型減搖水艙尺度設計；提出了根據波浪頻率變化范圍、船舶固有頻率變化范圍和其它影響因素，選取可控被動式減搖水艙固有頻率的新方法；分析了u型減搖水艙阻尼的形成原因，給出了估算水艙阻尼和設計水艙阻尼結構的方法；研究了減搖水艙在船舶中的垂直位置布置對船舶參數、水艙減搖性能和艙內流體運動性能的影響。With the help of a computer, this artcle makes it possible for the vibration of pats and the damped oscillation to be visualiazed and demonstrated directly by making corresponding program
摘要文章藉助計算機，通過編製程序，使拍振動與阻尼振動成為可視化，把振動直觀地描繪出來。Then, the influence of the damp, stiffness and position of viscous shearing damper on the effectiveness of viscous shearing damper is analyzed
並利用程序從數值上分析阻尼器的阻尼值、剛度值及阻尼器的位置對減振效果的影響。The study result is listed as follow : the transformation pseudo - elasticity property of shape memory alloys is simulated exactly with the above mentioned method of value calculation. the shape memory alloys re - centring damper presents typical " double flag " hysteretic curve, and the result accords with the theory analysis. the property of above new isolation device is excellent, the seismic response of the super - structure is significantly reduced, and the fully re - centring capacity after earthquake is obtained
研究結果表明，文中所提的數值求解方法能夠反映形狀記憶合金相變偽彈性的基本特徵；形狀記憶合金自復位阻尼器在循環荷載下呈現出典型的雙旗型滯回曲線，程序的模擬結果與理論分析相吻合；這種新型隔震裝置的性能優良，既可以大大減輕地震對上部結構的影響，同時也具有很好的震后自復位功能。3. we systemically analyzed the relationship among the cpmd ' s structure parameters and fully considered the factors which possibly affect the feature of cpmd. the program of the structure optimization design of cpmd was also developed
詳細分析了電磁阻尼器各個幾何參數，提出了一種實用的電磁阻尼器結構優化設計方法，並給出了設計程序。Secondly, the specific configuration and functioning principle of shape memory alloys re - centring damper is introduced. the mechanical property of damper under static reversed loading is analyzed by program, and the hysteretic curve is obtained
其次，簡述了形狀記憶合金自復位阻尼器的構造形式和工作原理，編制計算機程序並對阻尼器在靜力循環荷載下的力學性能進行了分析，得出其滯回曲線。In this thesis we use electromagnetic transient program ( emtp ) to simulate and study those two kinds of overvoltage ; and research how to use moa and rc devices to reduce them basing on multi - exponential moa model and principle of rc device. at the same time, based on l - r damping principle, researches are made on the feasibility of restricting overvoltage by l - r device. thus methods of ensuring the parameters of these devices are concluded
本文利用電磁暫態計算程序（ emtp ）對上述兩種過電壓進行了模擬計算研究；同時，基於moa多指數模型和rc裝置原理研究了如何使用moa和rc裝置來對過電壓進行限制；基於l - r阻尼原理探討了使用l - r裝置限制過電壓的可行性；並得出了以上保護裝置的參數確定方法。Obviously, the artificial ground motions used for structural time history analysis should well coincide with multi - damping - ratio - spectra. based on the comparison of the conventional algorithms for multi - objective optimization and genetic algorithms, a method for the simulation of multi - damping - ratio - spectra is proposed in the thesis which combines the multi - objective optimization algorithms and genetic algorithms. the program corresponding to the method is also developed and the method is proved to be feasible and convenient by an example at the end of the thesis
本文通過分析多目標優化問題的解的意義和常用解法，在比較現有的幾種常用優化演算法的基礎上，選用遺傳演算法這種自適應全局優化概率搜尋演算法作為本文的搜尋方法，將其與多目標優化理論有機地結合在一起，形成多目標遺傳演算法，並將其引入地震動模擬，形成基於遺傳演算法擬合多阻尼比反應譜的地震動模擬程序。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 article introduces about the bridge semi - active algorithm ’ s present state and perspectives of ordinary viscoelasticity damp system and the magnetorheological damp system, and selects one standard test question, gives to the damp model with the procedure to realize
文章詳細介紹了關于橋梁半主動演算法的普通粘彈性阻尼系統和磁流變阻尼系統研究現狀，並且選用了一個標準的測試問題，對阻尼模型用程序予以實現。In the area of elasto - plastic dynamic analysis of frame with friction energy dissipation, the design - oriented nonlinear seismic response time history analysis method for frame with friction energy dissipation has been set up. and the corresponding program idaff is developed using visual c + + language ; the analytic solution of a single - damped - story braced frame with friction energy dissipation under the sine wave excitation has been give ; besides these, a vibration reduction analysis of multi - story frame with friction energy dissipation has been given in the paper and some useful conclusions have been drawn
在摩擦耗能框架結構彈塑性動力分析方面，本文建立了面向設計的摩擦耗能框架結構非線性地震反應時程分析方法，並利用vc + +編制了相應的程序idaff ；給出了帶有摩擦耗能器的有阻尼單層框架在正弦波激勵下反應的解析解；同時本文從多自山度的角度出發對摩擦耗能框架的影響因素進行分析，得出相關的結論。At the same time adopting the single factor analytic approach, changing the rigidity and damping of fore - suspension and rear - suspension separately, using the simulation calculation procedures that are designed to carry on operational analysis, the optimization values of fore - suspension and rear - suspension parameters are gotten. compared the results that the simulation calculation procedures operated the optimization values with the simulation result before optimization, the effect is relatively good
同時採用單因素分析法，分別改變前、后懸架的剛度和阻尼，利用所設計的程序進行運算分析，得到前、后懸架參數的優化值，並將所有優化后的參數值代入計算程序運算后得出的結果與優化前的模擬計算結果比較，發現優化後效果較好。According to the research status quo to control the vibration of cables, this paper takes advantage of finite element method to illustrate the effectiveness of viscous shearing damper. the work is based on the theory of complex - eigenvalue
根據國內粘性剪切型阻尼器研究現狀，本文首先在非經典阻尼系統振動特性的復特徵值理論基礎上，採用有限元方法編製程序，分析粘性剪切型阻尼器所能夠達到的減振效果。分享友人