static stiffness 中文意思是什麼

static stiffness 解釋
靜安定性
  • static : adj 1 靜止的,靜態的,靜力的。2 【物理學】天電的,靜電的。3 【無線電】靜態特性。4 固定的,不活潑...
  • stiffness : 彈性剛度
  1. 5 ) the 3 - d geometry and finite element model of the assembly of the optimized obturator of the breech mechanism is set up in terms of the optimized structural parameters. quasi - static and dynamic finite element analysis of stiffness, strength and obturating performance of the optimized obturator of the breech me chanism is performed

    利用優化后的結構參數建立了優化后炮閂閉氣結構的裝配體三維幾何實體模型和有限元模型,對優化后的炮閂閉氣結構剛強度和閉氣性能進行了準靜態及動態多體接觸彈塑性有限元分析。
  2. With the fea software ansys and shell element which has high - precision, this dissertation optimize the size and thickness of skeleton section and seek steel pipe which still have strength and stiffness surplus under static state working condition : sinkage of 240mm of rear wheel. it ' s fully loaded in the state of static bending and torsion. after that, amelioration is achieved for even strength design

    本課題運用ansys有限元分析軟體,並且使用精度較高的shell殼單元作為建模單元,在靜態條件下,通過對左右後輪下沉240mm的彎扭聯合工況的模擬分析,尋找出骨架中存在強度和剛度富裕的構件,使之達到輕量化改進的目的。
  3. To meet the demands for large space and flexible compartmentation of buildings, laminated vierendeel trusses are adopted in high - position transfer story structures. first the bearing characteristics are analyzed, in which reasonable stiffness ratio of the upper chord, middle chord, and lower chord is derived. then combined with an actual engineering model ( 1 8 similar ratio ), the static loading and pseudo - dynamic tests of two models for laminated vierendeel truss used in transfer story structures are conducted, in which one model adopts reinforced concrete, and the other adopts prestressed concrete and shape steel concrete. seismic behaviors are analyzed, including inter - story displacement, base shear - displacement skeleton curves, and equivalent viscosity - damping curves. a program is programmed to carry out the elasto - plastic dynamic analysis, and displacement time - history curves of the two models are derived. the test and analysis results show that the laminated vierendeel truss with prestressed concrete and shape steel concrete has excellent seismic behaviors. it can solve the disadvantages of laminated vierendeel trusses used in transfer story structures. finally, some design suggestions are put forward, which can be referenced by similar engineering

    為滿足建築物大空間和靈活隔斷要求,在高位轉換層結構中採用迭層空腹桁架結構.首先分析了其受力性能,得出了空腹桁架各構件合理的截面剛度以及布局形式.然後結合一實際工程,進行了兩榀迭層空腹桁架轉換結構模型( 1 : 8相似比)的豎向荷載下靜力試驗以及擬動力試驗.其中一榀為普通混凝土迭層空腹桁架,另一榀配置了預應力和鋼骨混凝土,對比分析了兩模型的層間位移比、骨架曲線以及等效粘質阻力系數等抗震性能的比較,並進行了彈塑性動力分析.試驗和分析結果表明,配置預應力和型鋼混凝土的迭層空腹桁架轉換結構具有良好的抗震性能,可以成功地解決迭層空腹桁架作為轉換層結構所產生的弊端問題,最後對這類轉換層結構提出了相應的設計建議
  4. The static analysis of the long span plate - truss composite cable - stayed bridges. first, the cr formation on the geometric non - linear structural analysis is introduced. next, the structural discretization of cable - stayed bridge, the stiffness matrix the formation of nodal force and the simulated construction system are introduced

    首先介紹了本文採用的桿系結構幾何非線性問題的分析方法? cr列式法,其次介紹了板桁結合斜拉橋的結構離散及桿單元、梁單元的剛度矩陣以及節點力的形成方法,然後介紹了斜拉橋施工模擬體系的形成。
  5. As a result, it is proved that the static / dynamic stiffness and damping force of the linear rolling guide joint affect greatly the dynamic behavior of nc machine tools

    說明直線滾動導軌結合面的靜、動剛度與阻尼對機床的動態特性具有很大的影響。
  6. 3 ) a 3 - d geometry and finite element model of the assembly of the obturator of the breech mechanism is established. quasi - static and dynamic finite element analysis of stiffness, strength and obturating performance of the obturator of the breech mechanism is carried out, based on elastoplastic theory and multi - body contact algorithm, and the simulation results coincide with experimental results, further, th e effect of friction factor on its obturating performance is investigated

    建立了炮閂閉氣結構的三維裝配體幾何實體模型和有限元模型,對炮閂閉氣結構剛強度和閉氣性能進行了準靜態及動態多體接觸彈塑性有限元分析,分析結果與試驗結果相吻合,進一步研究了摩擦系數對其閉氣性能的影響。
  7. Thus it is necessary to study moment resistance, rotation stiffness and rotation capacity of the joints. in this paper, six specimens on end - plate composite beam - to - column joints and two specimens on end - plate composite beam - to - column joints were designed to subject to static load. the factors of m - characteristics about semi - rigid composite joints, including bolts, profiled steel sheeting, beam, column, stiffen rib and reinforcement, are studied

    本文設計了6個端板型鋼-混凝土組合樑柱節點與2個端板型純鋼樑柱節點,通過對這些試件的靜力荷載試驗,重點研究了端板型鋼-混凝土組合節點的彎矩-轉角性能的影響因素,包括高強螺栓、壓型鋼板、型鋼梁、型鋼柱、加勁肋,以及混凝土板內縱向鋼筋配筋率等。
  8. Sports mats - determination of static stiffness

    運動墊.靜態硬韌度的測定
  9. The effect of initial static load on the instantaneous response is related to the stiffness, mass and damp

    在對底層邊柱突然失效的高層結構進行分析時,必須計算結構的瞬時動力響應。
  10. Paper and board tests. method to determine the stiffness of paper and board by static bending

    紙張和紙板試驗.紙張和紙板靜態彎曲挺度測定方法
  11. Point to above problems, under the financial support of the national natural science foundation ( exploration of high tech and new concept and new conceive ), the excellent young teachers program of ministry of education and national excellent doctoral dissertation special foundation, the static and dynamic real - time computation of elasticity - plastic mechanics, solving method of fuzzy finite element and other problems were studied in this paper. and some achievement was gained as following : ( 1 ) based on the positive definiteness of system stiffness matrix of finite element that was modified and the form of potential energy function of elastic body, the linear system of saturation mode ( lssm ) was introduced into the neural computation of finite element, by which the no - error solving of finite element neural net computation was realized in theory

    針對上述問題,在國家自然科學基金(高技術新概念新構思探索) 、教育部優秀青年教師資助計劃、高等學校全國100篇優秀博士學位論文作者專項基金等的資助下,本文對彈塑性力學問題的動靜態的實時計算、模糊有限元的求解方法等問題進行了系統和深入的研究,取得了以下成果: ( 1 )根據有限元總剛矩陣經修正後具有正定性的特點以及彈性體勢能函數的具體形式,將飽和模式的線性系統(簡稱為lssm系統)引入到有限元的神經網路計算中,在理論上實現了有限元神經網路計算的無誤差求解。
  12. A finite element model for double wishbone suspension with twirl torsion bar of a 5 - axle heavy truck is established and a simulation is conducted, including the analyses on static stiffness and strength characteristics of the suspension

    摘要建立了某五軸載貨汽車雙扭桿雙橫臂懸架有限元模型,對各零部件之間連接關系進行模擬,在此基礎上,對模型靜態剛度和強度特性進行分析。
  13. Static stiffness of the moving element suspension

    運動部件懸掛靜剛度
  14. Study on the static stiffness of the parallel flexure joint robot

    並聯柔性鉸機器人的靜剛度研究
  15. On the basis of the finite element analysis of the press - mounting machine, to solve the modeling error of the previous modeling method, a new mixed - model method using the spring element and thin - layer solid element was introduced in this thesis. an experiment designed to test the interface static stiffness was carried out and the needed modeling datum was obtained

    在對壓裝機進行了整體建模模擬的基礎上,針對壓裝機整體建模存在的誤差問題,本文提出了一種改進的彈簧單元和薄層實體單元混合建模的方法,並依此設計了螺栓結合面靜剛度測試試驗,通過試驗獲得了建模所需的參數。
  16. The micromanipulator must contact the objects to be handled in the manipulation process and the end - effector will be loaded by the exterior forces. the static mechanics of the manipulator has been analyzed on the basis of the work done above, by the way of the screw theory the mechanics jacobia is educed, furthmore, the matrix is the transpose of the kinematics jacobia in such a microscopic world. meanwhile the index of the static stiffness and payload related to the mechanics is studied

    微動機器人在操作過程中,必然要接觸到操作對象,末端執行器要受到力力矩的作用,在前面分析的基礎上,進一步分析其靜力學性能,運用螺旋理論導出反映其靜力特性的力雅克比矩陣,並且可以看到此矩陣與速度雅克比互為轉置。同時還考察了微動機器人的靜剛度、承載能力指標。
  17. In this paper, the pressure field and static characteristic of bearings are simulated by fluent. the pressure contours of restrictors and shaft are acquired as well as the load capacity and static stiffness curves versus eccentricity ratio

    本文首次應用它對軸承的壓力場和靜態特性進行了模擬分析,得出了氣體流經小孔、多孔柱塞和全多孔質的壓力變化曲線以及軸上壓力沿軸向和圓周方向上的變化趨勢,並給出了軸承的承載能力和靜態剛度曲線。
  18. For the whole porous bearing, the data and curves are acquired, such as, the load capacity and static stiffness versus the supply pressure, permeability, thickness of the film, eccentricity ratio and the structure parameters of the bearing. what ’ s more, some disciplinary conclusions are drawn

    對于全多孔質軸承,還分析計算了供氣壓力、滲透率、氣膜厚度、偏心率以及軸承的結構參數對軸承靜態性能的影響,給出了一些規律性的結論。
  19. On the control to static stiffness of tower in tower crane

    塔式起重機靜態剛度現狀與分析
  20. Sports mats - part 7 : determination of static stiffness

    運動墊.第7部分:靜態勁度的測定
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