elastic control 中文意思是什麼
elastic control
解釋
彈性控制-
Taking a five - story frame structure as an example, the influence of the piston area, piston stroke, accumulator volume and oil elastic modulus on the systems control effect and energy transition efficiency are discussed in detail
詳細討論了四個主要參數的變化對振動控制效果和換能效果的影響，這些參數包括隔震換能系統的活塞面積，活塞最大行程，蓄能器體積和油液彈勝模量等。 -
In the program, the effect of lamination placement, construction interval, elastic modulus change, thermal insulation change, surrounding temperature change, concrete creep and autogenous volume change on thermal stress are considered. and such temperature control measurement as water pipe cooling, heat preservation of the dam surface, the pouring temperature control, the overflow across the dam top during flood season can also be simulated by numerical method
該程序在編制過程中考慮了混凝土分層澆築、施工間歇、彈模變化、絕熱溫升過程、環境溫度的變化、混凝土徐變、自生體積變形等因素對壩體溫度場及溫度應力場的影響，同時也考慮了水管冷卻、壩體表面保溫、控制澆築溫度、施工汛期壩頂面過水等各種溫控措施的數值模擬。 -
The optimum balancing of a four bar linkage with elastic links is studied, in which the control torque of redundant drives is taken as the design variable, and the shaking force and shaking moment of the mechanism are taken as the objective. the numerical simulation shows validity of the method
針對一平面彈性四連桿機構，以其震動力和震動力矩的加權和為目標函數，以冗餘驅動力矩為變量，對附加冗餘驅動的彈性機構進行最優平衡，其模擬結果表明該方法是有效的。 -
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。 -
The pseudo - muscle method is used to implement all the low level faps which mimic the elastic deformations of the skin in each region and the rigid motions of the face. to generate the face animation freely, we construct a multi - level control model of face animation which is complex to simple, low level to high level from the bottom up. last, we develop a 3d face animation system compliant to mpeg - 4. in our system, fdp stream is imported to personalize the generic face model
該方法首先根據mpeg - 4人臉模型規范對人臉模型進行功能區域的劃分，每個功能區域都有一些與fap相關的控制點；然後採用偽肌肉模型的方法，實現了fap集中所有的低級動畫參數，這些動畫參數模擬了每個功能區域的肌膚彈性形變以及臉部的剛性運動；建立了一個從下至上由復雜到簡單，由低級到高級的多層次的人臉動畫控制模型，這種控制方式方便了人臉動畫的生成。 -
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。 -
The idea of passive control is to utilize additional facility within a structure to dissipate or absorb a large portion of the seismic energy, which has been applied to practical engineering extensively since its control devices - dampers are convenient and it does not need large energy supply and the structural system identification. now the main devices which have been developed in the passive control may be grouped into the following types : viscous, visco - elastic, metallic and frictional, and tuned mass damper ( tmd ) and tuned liquid damper ( tld )
被動控制通過附加阻尼裝置耗散或吸收大部分的地震動能量以達到減振的目的，由於其控制裝置簡單，不需要外界能源輸入和系統識別，容易在工程上實現並已得到廣泛的應用；目前被應用於結構被動控制的阻尼器主要有：粘滯型、粘彈型、摩擦型、調諧質量阻尼器（ tmd ）和調諧液體阻尼器（ tld ） 。 -
Developing a software for the testing machine measuring and controlling system. the software can automatically switch control mode according to standard in the process of tensile testing and automatically judge constitutive mode of material. at the same time, it can automatically measure elastic modulus e, yield strength o s, proof strength, non - proportional extention o 0. 2, percentage extention 8, tensile strength o b, etc. it can applied in industry practice
在經典pid控制與模糊控制的基礎上，設計了模糊自適應pid控制應用於試驗機的應力、應變及位移控制； 3 、開發了一套完整的試驗機測控系統軟體，能在試樣拉伸過程中按標準自動切換控制方式並自動判別材料本構模式，能夠自動測定彈性模量e 、屈服限_ s 、條件屈服限_ （ 0 . 2 ） 、延伸率、強度限_ b等，應用於工程實際。 -
Based on the analyses of the physical and mechanical properties of ore / rock and the behavior of ground stress field in the deep deposit of fankou lead - zinc mine, the authors researched the unloading measures to prevent and control rock burst in mining the deep deposit, and carried out numerical simulations of the stress distribution under different unloading mining situations by means of 3 - d elastic - plastic finite element program, so as to give decision - making basis for controlling rock burst in exploiting the deep deposit of fankou lead - zinc mine
根據凡口鉛鋅礦深部礦巖體的物理力學性質及地應力場特性，對凡口礦深部礦床開採的巖爆防治措施進行了研究，並應用三維彈塑性有限元程序對各種防治措施引起的應力分佈進行了數值模擬分析，以期為凡口鉛鋅礦深部礦床開採的巖爆控制提供決策依據。 -
The methods considering the elastoplasticity are the elastic - plastic hinge method and the pseudo load method. based on the need of non - linear analysis, researchers brought forward nonlinear calculation methods to control the iterative constringency, such as the load controlling method, the displacement controlling method, the arc length controlling method and the pseudo load method
考慮彈塑性的分析方法有：彈性-塑性鉸法和虛擬荷載法根據非線性研究分析的需要，研究人員先後提出了：荷載控製法、位移控製法、弧長控製法和做功控製法等控制迭代收斂的非線性計算方法。 -
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。 -
Based on the transient response, the control effectiveness of the visco - elastic dampers is further demonstrated. according to the lqr optimal control theory, clipped - optimal control arithmetic, and the modified bouc - wen model of the mr dampers, the lqr - clipped semi - active control is proposed. the passive, active, and semi - active control of the cables are analyzed by using the difference discretization model of the cable - dampers system
結合lqr最優控制理論、面向速度剪切（ clipped - optimal ）控制演算法及修正的磁流變（ nr ）阻尼器bouc - wen模型，創新地提出了lqr - clipped半主動控制演算法，應用拉索振動的差分離散模型，對斜拉索的面內振動進行了被動、主動及半主動控制研究，分析了mr阻尼器對斜拉索的振動控制效果。 -
Through simulation, found the influence rule on existed structure by shield construction, discussed construction factors such as soil deformation modulus, different thickness of and different elastic modules of equivalent circle zone, control soil pressure, initial stress release rate influence on the surface settlement and structure deformation, studied the reasonable parameter value scope
通過數值模擬，研究了盾構施工對既有結構的影響規律。討論了地基變形模量、等代層厚度和參數、圍巖應力初期釋放率、盾構正面土壓力等施工因素對地表沉降和筏板基礎沉降的影響，研究了穿越結構物時參數的合理取值范圍。 -
Then at the elastic - plastic state taking advantage of the brace and eccentric distant, we can control the inelastic deformation of the braced frame. the reinforced concrete frames with eccentric brace conform with the earthquake - resistant principle and its seismic properties have improved remarkably. during the lowly circular and repeated loading, the load - bearing, deformation, and ductility of the eccentrically braced reinforced concerete frames were measured
偏心支撐鋼筋砼框架的設計意圖是當結構在抵抗外力作用時，在彈性階段結構有較高的抗側剛度，而當結構進入彈塑性階段時，利用支撐和耗能段梁的變形使結構的非彈性變形可控，體現了抗震結構「先剛后柔」的原則，使鋼筋砼框架的抗震性能得到有效地改善。 -
Considering these problems, a control strategy, which does not need additional sensors and takes on robust perfornance for time - invariable elastic modulus, is applied using singular perturbation theory
針對這些問題，利用奇異攝動理論，提出了一種不需要附加傳感器，並對時變彈性模量具有魯棒性的控制策略。 -
Piston ring is the important accessory of the engine and turning its contour is the key procedure to ensure the performance of piston ring it has great value in economy and society that we develop the nc machining system for outer circle of piston ring to manufacture the high quality piston ring and to replace the import machine according to piston ring contour data provlded by the cad system ， it can turn the piston ring contour by controlling the displacement of servomechanism which is controlled by the angle of servo motor it uses the theories of velocity closed loop 、 dlsplacement closed loop and feed forward control to improve the control precision of system on the basis of theories of elastic mechanics and mathematics ， the cad system can provide the accurate data required by the nc machine system according to the calculation model and the parameters of piston ring this system integrates the cad cam technology
系統根據活塞環cad系統生成的介面數據，通過伺服電機的轉角位置控制自主研製的高性能微位移進給機構產生給定的位移，以完成活塞環輪廓的仿型加工。系統採用速度、位置閉環控制及前饋控制理論，以提高系統的控制精度。活塞環cad系統以彈性力學和數學方法為基礎，根據常用的計算模型與活塞環參數自動生成數控加工系統所需的精確的介面數據，實現cad / cam一體化。 -
The effect of plastic deformation and elastic strain energy induced by pre - strain on the nucleation of martensitic transformation of low alloy ultra - strength steel sosimncrmov had been studied by pre - strain quenching in austenite state. the control over deformation magnitude and deformation temperate as well as loading pattern was performed to adjust the storage of elastic strain energy in steel before martensitic transformation, using the type of geeble - 1500 thermal analogue test machine
使用gleeble - 1500型熱模擬機，對低合金超高強度鋼30simncrmov實施奧氏體預應變淬火處理，通過控制形變量、形變溫度和加載方式，調整鋼中馬氏體相變前的彈性應變能儲備，研究了預應變所造成的塑性變形與彈性應變能對馬氏體相變的影響。 -
Its new global dynamic model in terms of measured joints is derived by coordinate transformation, and the decoupled control equations for joint relative angles and elastic parts of the flexible manipulator are obtained with the model - based nonlinear decoupling feedback control method
通過坐標變換，推導出一種新的以可測關節角為變量的全局動態模型，並在此基礎上運用基於模型的非線性解耦反饋控制方法得到關節相對轉角與柔性臂的彈性變形部分解耦形式控制方程。 -
The original types of test devices are obtained through technically reforming traditional types of test machines. up to day mere are no available test devices for elastic modulus e of plain elastomeric bearings, which possess automatic control function
原有的此類型測試裝置基本上是在其它類型試驗機基礎上經一定技術改造而來的，到目前為止市場上尚未有專用的具有自動控制功能的板式橡膠支座力學性能e的測試裝置。 -
But this method still exists some shortcomings such as : while adopting displacement - control analysis method how to estimate the structural displacement requirement, how to select the horizontal load mode before and after the structure yields, how to considerate the high level mode that have a large effect while it is in the later position, how to considerate the elastic - plastic response spectra correctly. these problems remain to be solved. so this method needs to improved furtherly
但該方法仍存在一些不足，如：分析時採用位移控制的方法時，如何預估結構的最大位移需求；結構屈服前後水平荷載的分佈模式如何選取；對結構影響顯著但比較靠後的高階振型如何考慮；如何正確的考慮結構的彈塑性反應譜等問題仍沒有得到很好的解決，因此該方法仍需進一步的改進。
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