stiffness coefficient 中文意思是什麼

stiffness coefficient 解釋
剛度系數
  • stiffness : 彈性剛度
  • coefficient : adj. 共同作用的。n. 1. 共同作用；協同因素。2. 【數，物】系數，率；程度。
  1. Through the analysis we found that the effect will become more obviously with the increase of thickness or width of superstratum and the decrease of the coefficient of foundation bed ; ( 3 ) anisotropy and nonlinear elastic f. e. m. model has been established and the effect of stress dispersion in compound two - layer foundation was analyzed on the base of the model. from the analysis we can conclude that the coefficient of subsidiary stress dispersion will amplify with the increase of thickness or width or stiffness of back - up coat ; ( 4 ) the formula which can be used in conventional calculation has been deduced for calculating the coefficient of subsidiary stress dispersion and it also has been affirmed to be reasonable through the checking calculation ; the whole theory of compound two - layer foundation has been brought forward in this paper and it ' ll enrich the theory of composite foundation

    針對以上問題本文做了以下一些工作並得到若干結論： （ 1 ）提出了「復合雙層地基」的概念，並通過工程實例證明此概念的提出有其合理性和必要性； （ 2 ）用彈性地基梁理論證實了復合雙層地基確有應力擴散效應，且擴散效應隨上覆硬層厚度、剛度的增加而增大，隨下臥層基床系數的增大而減小； （ 3 ）建立了非線彈性、各向異性有限元模型，並以此為基礎分析了復合雙層地基的應力擴散效應，得到附加應力系數隨加固層厚度、寬度、剛度的增加而增大的結論； （ 4 ）推導了可用於常規計算的復合雙層地基應力擴散系數公式，並代入工程實例進行了驗證。
  2. The method for design thin - wall core box cast - in - site concrete hollow floor using common structural computing software is put forward and the scale for the magnifying stiffness coefficient of the spandrel beam and middle beam is discussed

    5 、提出了採用常用的結構計算軟體計算薄壁箱體現澆混凝土空心樓蓋設計的方法，提出了邊梁和中梁剛度放大系數的建議。
  3. And the impact of every parameters of f - ved element, stiffness coefficient and damper coefficient of ved element, normal stiffness, tangent stiffness and sliding friction of frd element and the cross - section area of the brace on the capability of dissipating vibration energy is computed and analyzed

    並對f - ved單元中ved單元的剛度系數、阻尼系數、 frd的法向剛度、切向剛度、滑動摩擦力及支撐橫截面面積等參數對單元阻尼效果的影響進行了分析研究。
  4. Finally, with the research results, the author analyzes the two tv tower drums : the normal concrete tower and the presrtressed concrete tower. at the same time, the calculation reliability of prestressed concrete tower drum and dropping - coefficient of stiffness established in this paper has been proved

    最後，利用本論文的研究成果，對普通混凝土電視塔和預應力電視塔進行實例分析，驗證了本文建立的塔筒計算公式和剛度降低系數計算公式的可靠性。
  5. Thirdly, for the sake of convenience for calculating the section stiffness of prestressed concrete tower drum, this paper interprets the relationship between the stiffness dropping - coefficient of prestressed concrete tower drum cross and prestress degree. based on the cross stiffness coefficient under different prestress, a brief method for calculating the stiffness dropping - coefficient is presented in this paper

    第三，為了便於預應力混凝土塔筒截面剛度的計算，本文對塔筒截面剛度降低系數與截面預應力度的關系進行了研究，並根據不同預應力度下的截面剛度降低系數，歸納總結出一種簡單的剛度降低系數計算方法。
  6. With checking and optimization, some rational suggestions on bridge location, shape and overall arrangement is put forward. after construction checking, the author also puts forward some requests for construction pre - cove and safety pier setting, at the same time gives optimum design on joint balance pier. construction structure checking indicated that not only the strength and stability coefficient of rotation stiffness framework is affluent, but also the section size

    通過驗算及優化，對該橋推薦方案的橋址、武漢理工大學碩士學位論文橋型及橋梁總體布置提出了合理化的建議;通過施工驗算，對施工預拱度及保險墩的設置提出了要求，對交界平衡墩進行了優化設計;施工結構驗算表明，轉體勁性骨架強度、穩定性富餘系數較大，截面幾何尺寸過大，結構設計過于安全保守，並提出了結構優化的方法，從而大大節省了工程投資，加快了工程進度，增強了橋梁的美觀。
  7. As composite material are widely used in navigation and physical education equipments for high comparing intensity and module, even it has the approxi - mate zero expanding coefficient, as the same time, configuration of composite has been aroused attention by scientific researchers, the goal of them is to find an integrated structure with high efficiency and intelligent and many function all along. grid structure is the right structure with the high efficiency, the researchers overseas have been studying the structure for many years, which manifests it has many excellent nature ; existing research indicate it has higher stiffness and intensity. the form can be detected in health easily for its open shape

    復合材料具有高的比強度和比模量，同時又具有近於零的熱膨脹系數和良好的尺寸穩定性等優良性能，已經廣泛應用於航天航空事業和體育器材生產工業，與此同時，尋求一種高效的、低成本的、並將智能化和功能化集於一體的結構形式，一直是航空航天追求的目標，具有點陣結構的復合材料格柵結構正是這種高效的結構形式，表現出多項優良性能;國外對其進行了大規模的理論分析和一些數值模擬研究，已有的研究表明該結構具有良好的可設計與自動化生產性能而無材料之間匹配問題，開放式的結構形式為結構的健康檢測提供了便利，具有廣闊的應用前景。
  8. An effective and well robust unstructured dynamic grid method is developed to solve the unsteady aerodynamic problem. on the basis of classic linear spring analogy, several modified methods for the linear spring stiffness coefficient is introduced

    在現有的經典線性彈簧方法的基礎上，通過對網格單元邊、面和體的考慮，引入了對線性彈簧倔強系數諸如抗拉、抗扭和抗壓等多種修正方法。
  9. Meanwhile, dynamic responses at pile head are investigated. it is sh own that the effects of pile slenderness, bearing stiffness of pile toe and the pile - soil modulus ratio on pile impedance are major whereas the ones of the permeability and the soil reaction coefficient are minor

    對影響樁振動特性的主要因素進行了分析，結果表明，長徑比、樁土模量比及樁底支承系數對樁的動力響應影響顯著，而滲透系數作為飽和土的一個重要參數，由於荷載作用時間問題，對樁的動力響應影響較小。
  10. Each parameter affecting to its natural frequency and vibration characteristic is analyzed ( such as the supporting stiffness coefficient, the supporting distance, the internal pressure and the velocity of fluid in the pipeline )

    分析了各參數（支承剛度系數、支承跨距、管內壓力、管內流體速度）對振動特性的影響；對速度波動、壓力波動對固有頻率的影響作了探討。
  11. Thirdly, do theory analysis and parameters optimization. by modifying the parameters that make effect on the stiffness and the joint damping coefficient, confirm a set of parameters which can reduce the vibration and impulsion, meanwhile enhance the reliability and stability of the system. finally, design the experimental platform, and set up the testing system

    再次，對著陸梯在外拉力作用下進行理論分析和參數調整，通過調整彈簧剛度、關節阻尼系數等參數，分析各主要參數對著陸梯釋放過程的影響，確定合理參數，在保證著陸梯順利釋放的基礎上，減小釋放過程中的沖擊和振動，增加系統的可靠性和平穩性。
  12. The flexible retaining structure is another important retaining structure in soft soil. the integrated numerical analysis of this retaining structure ( including the methods and theory of calculating active earth pressure under sorts of conditions as well as the calculating method of horizontal stiffness coefficient of bracing structure and the method of deciding boundary condition etc. ) was gived. the effect of all parameters on the characteristics of retaining structure was discussed using methods of sensitivity - analysis

    本文針對目前常用的彈性支點法，給出了完整的數值分析方法，包括各種條件下的墻後土壓力的計算方法和原理、支撐系統（或錨拉系統）水平剛度系數的計算、邊界條件的確定方法等，並以此為基礎採用靈敏度系數分析方法討論了各參數對圍護結構形態的影響，指出土體側向基床比例系數是影響圍護結構變形的最主要的參數。
  13. By using the solution developed and the frequency - dependent stiffness coefficient and damp coefficient, the dynamic behavior, especially the one concerned with the variation of the dimensionless maximum response along the depth, for the pile with finite length or with infinite length was studied. it was shown that to simplify computation a pile of finite length can be taken as the one of infinite length if the ratio of pile length to its diameter ( i. e. lid ) is greater than 15

    利用所得解，採用與頻率相關的剛度系數和阻尼系數的近似表達式，對有限長樁和無限長樁的動力特性特別是對最大無量綱響應沿深度的變化曲線進行了參數研究，表明在常見樁土參數下，當長徑比大於15時，可將有限長樁視為無限長樁以簡化計算。
  14. Through simulation the dissertation analyzes the effect of connect stiffness, load inertia, pressure - flux coefficient to the active load system and surplus force ( torque )

    通過模擬，分析了連接剛度、負載慣量、總的壓力流量系數對主動加載系統和純多餘力的影響。
  15. Calculating results show the dynamic amplification coefficient is smaller when the stiffness of the bridge is larger and vices versa

    計算結果顯示，橋梁的剛度越大，由於抖振導致的動力放大系數越小；而橋梁的剛度越小，其動力放大系數越大。
  16. By the test of anchor cable pull - out intensity, research is carried on anchor capability, stiffness coefficient and prestress losses of anchor cable in reinforcing similar soil slopes. the mechanisms of reinforcing similar soil slopes by prestressed anchor cable sash ( beam ) are studied by the method of combination of field test, theory analysis and numerical simulation, as a result, the calculational pattern of internal force of anchor cable sash ( beam ) is put forward

    本文通過大量野外調查，提出類土質邊坡的概念，並分析了它不同於一般粘性土邊坡的特性；通過錨索抗拔試驗研究了類土質邊坡的錨固力大小、錨索剛度系數和錨索預應力損失情況；通過現場試驗、理論分析和數值計算相結合的方法，研究預應力錨索框架（地梁）加固類土質邊坡的機理，提出預應力錨索框架（地梁）的內力計算模式。
  17. The new concepts, such as the active supporting coefficient, the coefficient of strength utilization, the coefficient of pretensioned bolt length, the effective compressive zone, the coefficient of pretensioned stress diffusion, the framework and mesh structure of the effective compressive zone, and the critical supporting stiffness were put forward

    提出錨桿主動支護系數、強度利用系數、預應力長度系數、有效壓應力區、預應力擴散系數、有效壓應力區骨架網狀結構及臨界支護剛度等概念。
  18. With synthesizing the relevant other internal and external researchers " the achievements of theory and the results of experiment, the follow work have been done in this project : revising the formulas of ground stiffness coefficient and the mass of vibrating soil and the dynamic affecting degree of depth, which apply the theory of elastic half - space and the knowledge of the soil mechanics and consider the influence of the soil characteristic and inertial action, the interaction between foundation and ground, the diverse load ; making the model of ground and foundation system calculating natural frequency by using the big - scale software supersap which is for special purposes of finite element analysis ; according to the experiment analysis, correcting and adjusting the finite element model in order to have it accord with the fact and meet the engineering demands ; doing the vibrating experiment for testing the results of the theoretical analysis and the finite element calculation ; summing up some regulars of the ground stiffness

    本文綜合參考了國內外其他學者的理論成果和實驗結果，進行了如下研究工作：運用彈性半空間理論和土力學的知識，考慮土體特性和慣性作用、基礎與地基的相互作用以及不同荷載形式等因素的影響，對動力機器基礎進行了嚴密地理論分析，修正了地基剛度、參振土質量和動力影響深度的計算公式；利用專門用於有限元計算的大型分析軟體supersap對地基基礎體系進行了建模計算，根據實驗分析，對有限元模型不斷地進行修正和調整，使其更加符合實際情況，滿足要求；通過振動實驗對理論分析和有限元計算結果進行了驗證；總結出了一些地基剛度的變化規律。
  19. Toward different surgery simulation request, we simplify human soft tissue to linear model, nonlinear model, or stiff / elastic model. using stiffness coefficient, damping coefficient, and mass point density to represent the characters of stiff / elastic, anisotropy, and non homogenous of soft tissue

    對應于不同的虛擬手術模擬要求，將人體軟組織簡化為線性、非線性、粘彈性物理模型，採用組織的彈性模量、阻尼系數、密度等物理特性表徵軟組織的粘彈性、各向異性、非均勻性等特性。
  20. Camber stiffness coefficient

    外傾剛度系數
分享友人
分享到 Line

分享到臉書