control stiffness 中文意思是什麼

control stiffness 解釋
操縱系統剛度
  • control : n 1 支配,管理,管制,統制,控制;監督。2 抑制(力);壓制,節制,拘束;【農業】防治。3 檢查;核...
  • stiffness : 彈性剛度
  1. Therefore more attentions should be paid to such a semiactive control system. in this paper a hybrid control system of variable stiffness and base isolation, i. e. the isavs system that can overcome their deficiencies effectively, is studied based on the ote algorithm

    ( 4 )考慮了一種基礎隔震與變剛度控制相結合的混合控制系統,即isavs系統,並結合ote控制方法對這種半主動變剛度系統進行了研究。
  2. Talin is a important f - actin binding protein, two functions of intact talin are the control of actin filament length and the cross - linking of actin polymers. the binding of f - actin to talin significantly increases actin filament stiffness

    Talin是一個重要的f - actin結合蛋白,它可以控制微絲的長度,並且同actin聚合體發生交聯, f - actin和talin發生的結合可以顯著地增加微絲骨架的強度。
  3. 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。
  4. Abstract : this paper introduces the global stiffness, strength and stability of bracing structure with long span, pointing out that the control of bracing structure ' s deflection and elastic module can make the arch ring fit the line of pressure and arch axis and can guarantee the stability of bridge structure

    文摘:本文介紹了大跨度支撐結構的整體剛度、強度和穩定性,控制支撐的撓度和彈性變量可使拱圈符合設計壓力線與拱軸線,保證橋梁結構的穩定性。
  5. Theoretically the varying contact rolling technology can increase the transverse stiffness of loaded roll gap, heighten the control effect of roll bending, improve the distribution of contact force between backup roll and work roll

    從理論上分析了變接觸軋制技術在提高承載輥縫橫向剛度、增加彎輥力調控功效、改善輥間接觸壓力分佈方面的作用。
  6. With energy method, we can conveniently control the precision of the objective surface and add boundary constraints for preserving the model ' s global geometric continuity, but this method is very time - consuming. stiffness adjustment is the easiest method to be implemented and the fairing result is always satisfying except that the acquired surface editing is awkward. based on wavelets decomposition, the surface model ' s data size can be compressed efficiently and this method is running fast, however, the error and boundary constraints are difficult to be considered

    其中基於能量原理的光順方法能夠方便地控制目標曲面的精度和邊界條件,從而能夠實現曲面模型的全局連續性,但是能量法的運算速度還有待提高;剛度調整法實現簡單,但是生成的曲面的可編輯性較差;小波分解方法計算速度很快,能夠有效地實現數據壓縮,但是其逼近誤差和邊界條件卻難于控制。
  7. Generally ship lift structure is consisted of two or four huge reinforced concrete tube towers and a single - story machinery building on the top of tube towers. because the tube towers is demanded to support the large loads, the lateral stiffness of tube towers is a few hundred times as solid as that of the top machinery building and cause the sudden change of the stiffness. this change would cause insentive seismic whipping effect of the top building. the aseismic methods are difficultly used to reduce seismic responses of the top building of ship lift structure. the feasibility of develop an intelligent vibration control system is explored in the paper

    這樣,在塔柱頂部鋼筋混凝土平臺就會產生側移剛度的突變。這種巨大的剛度突變會引起升船機頂部廠房強烈的地震鞭梢效應,使得升船機頂部廠房地震反應的控制就成為升船結構抗震設計中的關鍵問題之一。由於採用常規的結構振動控制方法難以較好地解決升船機頂部廠房地震鞭梢效應,因此這就為智能振動控制技術的發展和應用提供了可能。
  8. Hence, robot ’ s applying scope is greatly constricted. in this dissertation, parameter perturbation and the uncertainties of environment stiffness are mainly studied based on robot force / position control

    基於上述問題,本文在力/位置控制的基礎上,主要針對機器人參數攝動及外界工作環境接觸剛度的不確定進行研究。
  9. Many researchers try many new theory and ways to robot force / position control from different point of view. it is know that there exist complex nonlinear, strong coupling and lots of uncertainties in robotic system, and when the manipulator end - effector contacts with the environment, the different environment stiffness have great affection on the system ’ s performance

    然而,機器人本身是一種高度非線性、強耦合且含有諸多不確定性因素的對象,當機器人的末端執行器與外界環境接觸時,工作環境接觸剛度的不同對控制性能也有較大的影響,機器人的應用范圍因而受到極大制約。
  10. The control - equations were solved with upwind tvd algorithm and elemental chemical reaction model, with the point - implicit used to overcome the numerical stiffness of chemical reaction source term

    數值結果顯示,當爆轟波平掠過惰性氣體界面時,形成了爆轟波、界面、透射激波以及稀疏波相互作用的現象。
  11. It now possesses of not only some production equipment advanced in the national level, such as automatic hydraulic pressure spring eye machines, automatic control quenching furnaces and automatic control tempering furnaces the control accuracy attains 5 and shot blasting machines of landscape and vertical orientation, but also some sophisticated quality detection equipment, such as durometers, metallographic microscopes, stiffness and endurance test machines, etc. besides the hardware equipment, the company has a group of senior specialized technical personnel in the field of the design of the leaf spring processing, the leaf heat treatment as well as the tqc total quality control

    擁有自動液壓卷耳機自動控溫的淬火爐和回火爐爐溫控制精度達到5橫向和縱向噴丸機等國內先進的生產設備。同時還有為保證質量購置的硬度計金相顯微鏡剛度檢測及疲勞試驗機等先進的質量檢驗設備。從產品生產開始的每一個環節進行全方位的質量控制。
  12. This paper presents an adaptive control for the semi - active suspension using the combination of mr damper and feedback neural networks. analyzing the mr damper, a smart actuator, chapter 3 gives the design of pre - amplifier of current, which provides the external magnetic field. and it discusses the additional nonlinear stiffness resulted from the transition of mr fluid from liquid to semi - solid or solid

    在分析新型智能材料用做作動器的磁流變阻尼器特性的基礎上,本文給出阻尼器線圈的前置電流放大電路,並討論了因磁流變液體固液態之間的可逆變化而產生的懸架系附加非線性剛度。
  13. This paper presents an example of construction project in which the settlement of shallow foundation and the settlement difference between the multi - storey building and the podium on loose fine soil and reduced with methods of treatment of soil, adjustment of founda - tion stiffness and control of time difference in construction

    本文結合工程實例討論了在鬆散細砂層天然地基上如何通過地基處理,調整基礎剛度,控制施工時差來達到減少淺基礎的沉降及多層主樓與單層裙房的沉降差的方法。
  14. 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。
  15. After the mechanical model and the dynamic differential equations of the buildings are set up and solved using the theory of structure dynamics, the base isolated system, the tmd system, and this up - low control system are discussed. the analysis results show that the stiffness and damp of the superstructure are variables that play important parts in the effects of earthquake response ' s decreasing. secondly, finite element models are established to analysis the mechanical performance of bawangfen subway platform with upper two buildings in beijing

    藉助于ansys - v5 . 7有限元分析軟體,本文還對設置和未設置減震層的北京八王墳地鐵車輛段大平臺結構?上部住宅系統進行了有限元建模,並對這兩個系統的模態和三維地震動作用下的非線性地震反應進行了大量的計算分析,對比了對應於4條地震波的8度小震、中震和大震情況下減震體系和非減震體系的層間剪力和層間位移等反應。
  16. Wan zhou yangtze river bridge is the establishing large span steel truss bridge now, and the property of it is the lower stiffness of the main girder. when the speed is high, the analyses and the vibration control of vehicles and bridge are very important, especially the dynamic lateral response of the system

    萬州長江大橋是目前在建的大跨度鋼桁架拱橋,其特點是主梁結構剛度較小,在高速行車速度下,對起車橋耦合振動分析及其控制尤其是車橋系統橫向動力響應研究則尤為重要。
  17. Three kinds of control ways are presented, and corresponding numerical values of infinite stiffness are given

    給出了3種節流控制方案,並得到相應的實現無窮剛度的數值解。
  18. Because of its advantages to resolve the lacking of stiffness of concrete beam, to nicely control the development of the cracks and deflection, and also because of its nice economy in use, prestressed concrete has been widely used in long span continuous frame

    預應力技術由於能解決大跨度結構中混凝土梁的剛度問題,很好的控制結構的裂縫和撓度,具有良好的經濟性能,因而廣泛地應用於大跨度連續框架結構中。
  19. According to the characteristics of foundation pit and adjacent building and surrounding circumstance, some reasonable measures are given to protect the safety of adjacent building based on displacement control, such as prestressed anchor for limitation to lateral displacement of foundation pit, as well as root pile for foundation underpinning of adjacent building to increase its stiffness

    摘要根據基坑開挖、場地地質條件和鄰近建築物的特點,基於變形控制的考慮,採用預應力錨桿限制基坑側向變形,通過微型樁對鄰近建築物基礎進行預托換加固增強其抵抗變形能力,保證工程順利完工和周圍建築的安全使用。
  20. In this system, according to the performance requires of servo - system in rapid character, high precision, drive - stiffness and high - speed stability, we adopted a closed - loop control structure that includes three closed - loops : position closed - loop, speed closed - loop and current closed - loop

    根據伺服系統對快速性、高精度以及傳動的剛性和高的速度穩定性等方面的性能要求,系統採用了位置、速度、電流三閉環的控制結構。
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