stiffness factor 中文意思是什麼

stiffness factor 解釋
剛度系數
  • stiffness : 彈性剛度
  • factor : n 1 〈英國〉經銷人;(代客買賣收取傭金的)經紀人;代理商;代辦人;〈蘇格蘭語〉 土地經管人。2 要素...
  1. The relatively small reduction in stress intensity magnification factor with increasing stiffness of the stiffener.

    隨著加強肋剛度的增加,應力強度放大因子則相應有所減小。
  2. Taking the contact stress, bend stress stiffness and temperature stress as the condition, taking the weight of the kiln tyre as optimization aim function, the redia and the width of the tyre are optimized general optimize methods just consider the affecting of the parameters to aim function, but in fact, structural parameters ( such as structure dimension, interval and so on ), physics and dynamics ( damp factor, conduct factor, friction factor material ' s elastic module strength limits and so on ), which would be changed after used. the difference are called discrepancy robust design ' s basic concept is : all design parameters " discrepancy will affect the aim funct ion and arouse the quality target discrepancy

    一般的優化方法,僅僅考慮了參數對其目標函數的影響,而實際情況下有些參數是變化的,產品的結構參數(如幾何尺寸、間隙等) 、物理和力學參數如阻尼系數、傳導系數、磨擦系數、材料的彈性模量和強度極限等的設計值與製造后和使用中的實際值會有差異,這種差異稱為設計變量和噪聲因素的變差。
  3. 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。
  4. This paper applies nonlinear finite element program bsnfem to analyze the behaviors of eccentrically braced steel frames under cyclic load. the study that comprehensive and systematic analyze the factor of links length, thickness of links flange, distance of links rib, thickness of links rib and angle of brace to be changed affect energy - dissipation capacity of d shape and k shape eccentrically braced steel frames have been some studied before. this paper fills the black in the filed factor of high - span ratio, brace stiffness and brace - to - beam connections to be changed affect energy - dissipation capacity of d shape and k shape eccentrically braced steel trames and any factor to be changed affect energy - dissipation capacity of y shape eccentrically braced steel frames

    對耗能梁段的長度、耗能梁段腹板的厚度、耗能梁段翼緣的厚度、耗能梁段加勁肋的間距、耗能梁段加勁肋的厚度、支撐的夾角等因素的改變對d形、 k形偏心支撐鋼框架耗能的影響,前人已有一些研究,本文對這些因素的影響進行了全面系統的分析,完善了理論分析的不足;而結構高跨比、支撐剛度、支撐與梁的連接形式等因素對d形、 k形偏心支撐鋼框架破壞機理的研究以及各種因素對y形偏心支撐鋼框架破壞機理的影響,則很少有人涉及,本文對此也進行了深入系統的分析,填補了這一研究空白。
  5. ( 2 ) based on the existing theory of lateral load distribution rule, and combined the structure characteristic of pre - stressed lager cantilever composite beam with corrugated steel webs, this thesis proposed the modified rigid beam method. taking this method, it is facilitated to compute the lateral load distribution factor of bearing composite cantilever beam with variable - stiffness under the load in arbitrarily position

    ( 2 )以現有的橫向分佈理論為基礎,結合大懸臂波形鋼腹板組合挑梁的結構特點,提出了修正剛接梁法的計算方法,能夠方便地計算變剛度懸臂組合梁任意點位的橫向分佈系數。
  6. When the frequency approaches zero, the factor approaches zero correspondingly ; 2 ) the amplitude of interaction factors changes with the incident angle of rayleigh waves and reaches maximum when is zero. moreover, with the increase of, the wave period shortens apparently ; ( 3 ) the amplitude of interaction factors decreases as the pile spacing increases and approaches to zero when the pile spacing is 15 ; 4 ) the amplitudes of interaction factors increase clearly with the increasing stiffness ratio of pile to soil ; 5 ) the lat eral seismic response of fixed - head pile groups is much smaller than that of free - head pile groups. moreover, the pile - group effects induced by rayleigh waves can be neglected ; 6 ) the lateral seismic response of piles at different location differs from each other

    得到了以下結論: 1 )樁的相互作用因子隨頻率呈周期性變化,在振動頻率比較低的情況下,樁的橫向相互作用因子也較低,當頻率趨近於零時,相互作用因子也趨近於零; 2 )樁的相互作用因子的幅值隨瑞利波入射角度的變化而變化,在= 0情況下幅值最大,且隨入射角度的增加,波動的周期明顯縮短; 3 )樁的相互作用因子的幅值隨著樁與樁間距的增加而減小,至s d = 15時,樁的相互作用因子基本趨近於0 ; 4 )在頻率比較低時,相互作用因子幅值隨樁土相對剛度比的增加而顯著增加; 5 )樁頂固接可以有效地降低群樁的橫向地震響應幅值,由瑞利波產生的群樁效應可以忽略不計; 6 )群樁中不同樁位的樁的橫向地震響應是不同的,每根樁所在的樁位對其橫向地震響應有很大的影響;刀樁數的增加並不能減小樁的橫向動力響應。
  7. Three kinds of springs were used to imitate different lateral stiffness of soft ground, and special drawers with sliding path were modeled as lateral displacement pile of embankment during its filling periods, with the function of reinforced - mat considered. on the basis of the data of tests designed by thogonal table l9 ( 34 ), three kinds of ( factor, depth of layer, loading ) state matrixes are obtained which could be used for procedure analysis by making use of the principle of information matrix conformation

    用彈簧模擬土體的側向剛度,用可滑動的特殊抽屜模擬軟基填築路堤坡腳的邊樁,並基於對邊樁側向位移速率影響程度室內模型試驗測試數據,利用信息矩陣構造原理,構造了總攬全局的、可用於過程分析的三種(因素、層位和荷載)狀態矩陣。
  8. Combined with the experimental values of eleven sgrc frames, the results calculated by computer program of this paper have some errors, so this paper analysis some relative reasons which can cause error. the proper ascertainment of the value of stiffness reduction factor of the components of sgrc frames is discussed. by contrasting push - over method with some other nonlinear analytical methods, this paper indicates this method in this paper is a simple and convenient method, and this method is practicable and applicable in future engineering

    通過比較這11榀煤矸石混凝土框架由本文方法得到的計算值與其試驗值,總結了本文方法產生誤差的一些相關原因,討論了煤矸石混凝土框架剛度折減系數的取值問題,對比其它非線性分析方法,表明了本文方法的簡便性和準確性,進而預測了本文所使用方法在未來工程實際中的可用性和適用性。
  9. First, the load effect influence factor to the steel truss transfer story, including temperature load effect and differential constrains at the truss end, relative stiffness change between the transfer story with its upper frame structure, and relative stiffness change between transfer story and its lower frame structure, is studied

    首先,對鋼桁架轉換層的受力影響因素進行了研究。主要進行了溫度作用與鋼桁架端部支承約束方式對鋼桁架受力影響的研究,轉換層與上部結構相對剛度變化對鋼桁架受力影響的研究,以及轉換層與下部結構相對剛度變化對鋼桁架受力影響的研究。
  10. Method of instant center in calculating the stiffness factor of the slope bar

    斜桿剛度系數的瞬心法解答
  11. Plastics piping systems - glass - reinforced thermosetting plastics pipes - determination of the creep factor under wet conditions and calculation of the long - term specific ring stiffness

    塑料管道系統.玻璃增強的熱固性塑料管.潮濕條件下蠕變因數的測定和長期特定環狀物剛度的計算
  12. In the research related to compression property theory, a constant related to the vertical stiffness of nrb and lrb has been found respectively, which is defined as compression stiffness factor. the simplified calculation theory of vertical stiffness is established based on stiffness factor

    在壓縮特性理論相關的研究中,發現並找到了天然橡膠和鉛芯橡膠隔震支座豎向剛度相關的一個常數,並將其定義為壓縮剛度因子,基於剛度因子建立了豎向剛度簡化計算理論。
  13. A comparison is made with available simplified theories such as that corresponding to plane strain model. the comparison involves many aspects such as the soil resistance factor, the soil complex local stiffness and the pile complex stiffness at the level of the pile head. the applicability of the other two models is analyzed and checked

    3 、將本文嚴格解與其它簡化解(如基於平面應變假定的解等)從土層阻抗因子、土層局部復剛度和樁頂復剛度等方面進行了對比分析,檢驗和校核了簡化解的適用性。
  14. Plastics piping systems. glass - reinforced thermosetting plastics pipes. determination of the creep factor under wet conditions and calculation of the long - term specific ring stiffness

    塑料管道系統.玻璃纖維增強式熱固性塑料管件.潮濕條件下蠕變系數的測定和長期特定環勁度的計算
  15. Thus the resistance factor and vibration modes of the soil layer are obtained and used to analysis the pile response. by considering the interaction between the soil layer and the pile with boundary condition of continuity of displacement and equilibrium of force at the interface of soil layer and pile, the dynamic equilibrium equation of pile is solved and an analytical solution for the pile response in frequency domain is yielded, which is used to define complex stiffness and mobility at the level of the pile head. based on the convolution theorem and inverse fourier transform, a semi - analytical solution of velocity response in time - domain subjected to a semi - sine exciting force is given

    首先通過引入勢函數方法對土體位移進行分解,從而將土體動力平衡方程解耦,求解得到了土層的振動模態和阻抗因子,然後利用該解以小應變條件下樁土接觸面上力平衡和位移連續條件來考慮樁土耦合作用,求解樁的動力平衡方程,得到了樁頂的頻域響應解析解、復剛度和速度導納,利用卷積定理和傅里葉逆變換,求得了半正弦脈沖激振力作用下樁頂速度時域響應半解析解。
  16. By using the method of reducing shear stiffness by step, that is, reducing shear stiffness during 3d nonlinear finite element analysis, it can simulate the stability of slope when its materials intension become strength from weak. when the slope is limiting equilibrium, we can define the safety factor on this parameter

    應用逐步降低抗剪強度法,即在三維非線性有限元計算過程中逐步降低材料的抗剪強度,可以模擬材料由強減弱的過程時邊坡的穩定性態,繼而由邊坡在極限平衡時的參數確定邊坡的安全系數。
  17. The influence of illumination conditions on the detector and temperature in sample cell was investigated. and a method of calibrating laser trap stiffness using brownian motion in the condition of low sampling frequency was studied. furthermore, in order to study the mechanisms of polymerizaton and depolymerization of tubulin under different conditions such as ph, temperature, and biological factor, a flow sample cell with temperature - control system was designed and fabricated

    在本課題研究中,一方面,我們建立和完善了一套國內領先的可以進行納米量級位移及pn量級力測量的光鑷系統,對光鑷系統本身的一些相關技術做了進一步的研究,提出了在低頻響條件下用布朗運動測量光阱剛度的方法,研究了光鑷系統中照明條件對樣品池中溫度及四象限測量系統的影響,並設計製作了用於微管實驗的流動樣品池,實現了對池內溫度的控制。
  18. In order to discuss the similarities and differences of the interaction in different terms, adopt single factor alteration method to analyze it more in the paper. discuss the influence each factor alteration makes the horizontal displacement and stress of stabilizing pile from three aspects, earth parameter of sliding plane ( c 、 ), anchor cable parameter ( pres - tress 、 stiffness ), pile parameter ( burying deep 、 space between ), ascertaining the main factors that influence stabilizing pile with anchor cable

    論文中主要從滑裂面土體的抗剪強度參數( c 、值) 、錨索的參數(錨索預應力大小和錨索的剛度)和樁參數(樁的埋深和樁間距)三個方面來討論每個因素變動對樁身水平位移和兩側結點應力的影響,從而確定影響錨索抗滑樁的主要因素。
  19. In summary, we hae shown that increased pulse pressure, a simple and readily accessible if somewhat indirect measure of arterial stiffness, is likely an important risk factor for deelopment of af in a community - based sample

    「總之,我們發現脈壓增加,如果說是一定程度上反映動脈僵硬間接測量的簡單方便(指標) ,那麼在社區樣本中,其很可能是進展發生房顫的一個重要風險因子。 」
  20. Based onthe analysis of the behavior of joints, further analysis about the composite steel frame isproceeded. in this way, the stiffness matrix of the frames is inferred, and the formula of thefixed moment calculation about beam element with semi - rigid connections is presented. at theend of this paper, a two - span and five - story composite steel frame is analyzed using finiteelement software ansys8. 0. the analysis indicates that the semi - rigid behaviour of joints havesome influence on the mechanical behavior of frame, but the main factor of influence is the

    最後採用ansys對一雙跨五層組合鋼框架進行了結構分析,分析表明,連接節點的半剛性性能對組合鋼框架的受力性能有影響,但半剛性組合鋼框架的受力性能的主要影響因素是節點約束系數,本文詳細分析了約束系數對框架受力性能的影響,指出在組合鋼框架設計當中,考慮連接的半剛性性能能使框架內力分配更為合理。
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