equivalent elastic modulus 中文意思是什麼

equivalent elastic modulus 解釋
等效彈性模量
  • equivalent : adj 1 相當的,相同的,同等的。2 【化學】等價的,當量的;【數學】等價的;等量的;等勢的;【物理學...
  • elastic : adj. 1. 有彈力[彈性]的。2. 伸縮自如的,靈活的。3. 機變的,輕快的。n. 橡皮線,松緊帶,橡皮圈。adv. -ally
  • modulus : n. (pl. -li ) 【數、物】模數,模量;系數。 a modulus of elasticity 彈性模量。
  1. The calculation modes of the coefficient of shrinkage and creep of the bulgy core concrete in steel tube are discussed. based on a few reasonable hypotheses and the stress - strain relation of concrete acquired by the " adjusting valid modulus depending on load time " method, a compact formula is reasoned out, which is applied to calculate the equivalent elastic modulus of the bulgy core concrete considering the affection of shrinkage and creep. so, the analysis of the affection on cfst arch bridge by shrinkage and creep can be progressed by pole - girder fem, further more, the analysis precision is quite high

    本文還對核心膨脹混凝土特殊的收縮、徐變系數計算模式展開了探討,在合理的假設前提下,採用「齡期調整的有效模量法」得到的混凝土的本構關系,推導出鋼管內核心混凝土在考慮徐變影響后的等效彈性模量計算公式,並以此為基礎採用桿系有限元方法來對鋼管混凝土拱橋進行較高精度的收縮徐變分析。
  2. Applying classical wave theory, a concept of equivalent elastic modulus on propagation speed modification of guided wave through " variable cross - section " of metal bar embeded layer was put forward

    摘要運用波動的經典理論,提出了導波在金屬桿嵌入層「變截面」傳播時波速改變的「等效彈性模量」的概念。
  3. Several kind of simplified calculating models are introduced. the web and flange plates in mcar with a large number of corrugations were equivalent to orthotropic curve plates. the equivalent elastic modulus was yielded by tensile tests, which provides the material constants data for the structural static and dynamic analysis

    2 、綜述了拱型波紋鋼屋蓋的各種簡化計算模型,並把帶有波紋的腹板和底板分別等效成正交各向異性平曲板,通過拉伸測試了它們的等效彈性模量,為結構的靜力和動力有限元分析提供材料常數依據。
  4. The in - plane equivalent elastic modulus and tensile strength of stitched composite laminates are studied, and it ' s found that the in - plane equivalent elastic modulus decreases with the increase of stitch density, stitch thread diameter, maximal misalignment angle and the distortion width, and the range is about 5 %. the tensile strength of stitched composite laminate increases with the increase of stitch step and decreases with the stitch space. the

    研究結果表明:隨著縫紉密度、縫紉線直徑、最大纖維偏轉角和縫紉變形區寬度的增加,縫紉復合材料層合板面內等效模量逐漸降低,最大降幅一般在5 %左右;縫紉復合材料層合板的拉伸強度隨縫紉針距的增加而增大,隨縫紉行距的增加而降低,因此縫紉密度對拉伸強度的影響程度要看具體的縫紉針距和行距。
  5. In this paper, the traffic surveys and analysis of typical heavy - load road were performed firstly ; also the characteristics of traffic, load and distribution of axle load were studied. the deficiencies in the calculation method of surface equivalent modulus of foundation in present specification of cement concrete pavements design for highway were analyzed. based on the elastic multi - layer theory and principles of displacement equivalence, and a great amount of computing data, a calculation method was established

    本文首先從典型重載交通道路的交通調查與分析入手,研究了重荷載交通道路的交通量、軸載分佈及荷載特徵,針對現行設計規范中關于基層頂面當量回彈模量值計算公式存在的不足,利用彈性層狀體系理論,按照彎沉等效原則,通過大量的計算分析,回歸出了精度較高、適用范圍更廣的基層頂面當量回彈模量計算公式。
  6. On the basis of relative researches in the world, according to the study status of steel - concrete composite slab, which would be widely used in modern bridge, modified equivalent inflexibility of steel - concrete composite slab was deduced by use of conversion section principle in this paper ; based in this, this paper put forwards the theory of ultimate flexural capacity of steel - concrete composite slab in consideration of slip effect, and introduces the practical simplified method for calculating flexural deformation of steel - concrete composite slab in consideration of the effect of steel studs and welded wire, and conclude that the methods in this paper is veracious and reliable, comparing with the traditional calculating mode ; morever, this paper put forwards the calculating theory and program of the effect analysis of creep and shrinkage to steel - concrete composite slab, using conversion elastic modulus principle, and testifies that the theory is right and the program is reliable and practical

    本文在國內外研究成果的基礎上,針對壓型鋼板與混凝土組合板結構在現代橋梁建設中廣泛應用前景和研究現狀,利用換算截面法導出了壓型鋼板與混凝土組合板結構的修正等效慣性矩;在此基礎上,又推出了考慮壓型鋼板與混凝土之間的相對粘結滑移影響的壓型鋼板與混凝土組合板結構極限抗彎承載能力計算理論,並介紹了考慮栓釘、聯結件影響的壓型鋼板與混凝土組合板結構簡化實用撓曲變形計算公式,而且通過與傳統計算理論的分析比較,表明本文提出的計算理論公式的準確可靠性;此外,採用換算彈性模量比法著重提出了壓型鋼板與混凝土組合板結構的徐變、收縮效應分析的計算理論和程序,並通過實例分析計算證明了理論的正確性、程序的可靠性和實用性。
  7. 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。
  8. This thesis has made the contrast test of shrink and creep for plain concrete and concrete filled steel tubes on the basis of long term in - door test, obtains the principles of shrink - creep of concrete filled steel tube, simulates the test data, analyses and contrasts the coefficient of shrink and creep, thus offers reference for the calculation mode of creep, furthermore by introducing reasonable assuming at the same time, develops the calculation formula of equivalent elastic modulus at the same time, develops the calculation formula of equivalent elastic modulus, adopts common structure analyses procedure ansys to calculate the redistribution of section stress in the steel tube and concrete during operation

    本文在長期的室內試驗的基礎上對素混凝土和鋼管混凝土做了收縮和徐變的對比試驗,得出鋼管混凝土的收縮徐變規律,對試驗數據進行了擬合,對鋼管混凝土的收縮和徐變系數進行了分析和比較,從而為鋼管混凝土的徐變計算模式提供參考,同時通過引入合理的假定,並結合由「齡期調整有效模量法」導出的混凝土徐變本構關系,推導出了鋼管核心混凝土考慮徐變影響后的等效彈性模量計算公式,並以此為基礎採用通用結構分析程序ansys對成橋后鋼管和混凝土應力重分佈進行了計算。
  9. The research results indicate that the heat - insulating property of back covered porous brick and its brick wall is better than kp1 porous brick. the compressive strength of the back covered porous brick masonry reaches the standard level. the elastic modulus of the masonry is equivalent to other porous brick masonry and higher than solid brick masonry

    研究結果表明,盲孔多孔磚及其墻片的絕熱性能優于kp1多孔磚;盲孔多孔磚砌體的抗壓強度能夠滿足規范要求,彈性模量與其它多孔磚砌體相當,高於實心粘土磚的彈性模量。
  10. Numerical simulation of equivalent elastic modulus for metal matrix nano - composite materials using homogenization method

    金屬基納米復合材料等效彈性模量的均勻化方法數值模擬
  11. The equivalent elastic modulus was deduced by comprehensive considering deflection and elastic modulus

    通過綜合考慮撓度引起彈性模量和彈性伸長引起彈性模量推導出等效彈性模量。
  12. 3. this thesis analyses and contrasts the coefficient of creep of concrete filled steel tubes, develops the calculation formulas of equivalent elastic modulus, adopts common structure analyses procedure ansys to calculate the redistribution of section stress in the concrete filled steel tubes arch bridge

    同時根據鋼管混凝土組合結構的受力特點,應用「齡期調整的有效彈性摸量法」推導出核心混凝土考慮徐變影響后的徐變等效彈性模量計算公式,從而利用通用有限元ansys進行鋼管混凝土拱橋的應力重分佈計算。
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