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- Study on Negative Shear Lag in Reinforced Concrete Frame-Tube Structure 鋼筋混凝土框筒結構負剪力滯研究
- negative shear lag 負剪力滯效應
- negative shear lag effect 負剪滯效應
- Shear lag is reduced for prestress in serviceability limit state . 在正常使用狀態(tài)下,預應力平抑了箱梁剪力滯效應。
- In this paper, shear lag effect in cantilever box girder is studied by various approaches assuming spanwise displacement as quartic parabola. 由于抗彎與抗扭性能良好,箱形截面廣泛在工民建及橋梁結構中采用。
- In the analysis and design of steel-concrete composite beams,the concept of effective flange width is introduced to consider the impact of shear lag. 鋼與混凝土組合梁的設計和分析中,通過(guò)引入有效翼緣寬度的概念考慮混凝土翼板中剪力滯后的影響。
- The shear lag coefficient is determined by the r atio between stress calculated by this method and stress decided by elementary b eam theory. 在兩端簡(jiǎn)支的邊界條件下采用分離變量法求解偏微分方程,得到用級數表示的應力解,然后根據剪力滯系數的定義即可得到組合箱梁翼板的剪力滯系數。
- It is very complicated to analyze prestressed concreted curved box girder due to many factors such as tendon, bending、 torsion 、 shear lag and wrapping. 預應力混凝土曲線(xiàn)箱梁橋,由于受到空間預應力束、曲箱梁的彎曲、扭轉及截面剪力滯、畸變等因素的影響,受力十分復雜。
- Due to the shear lag effect,in the design of steel-concrete composite beams,the effective flange width concept is used to analyze the defections and stresses of beams. 考慮到剪力滯效應的影響,在鋼-混凝土組合梁設計分析中,常采用翼緣有效寬度的概念計算組合結構的應力和變形。
- Based on the displacement variational principle, a new element is developed for buckling analysis of thin-walled members with shear lag effect in the present paper. 根據位移變分原理,本文提出一種純壓或純彎薄壁桿件穩定分析的新單元。
- Further study indicated that cross beams and axial forces have great influence to the shear lag effect of longitudinal box girders under full dead load. 進(jìn)一步的研究表明，在恒載作用下該橋縱梁的剪力滯效應受橫梁、軸力的影響很大。
- Shear force diagrams are drawn in the manner indicated, with negative shears below the baseline. 剪力圖按指明的方式來(lái)畫(huà)，負剪力畫(huà)在基線(xiàn)以下。
- Abstract： Based on the displacement variational principle, a new element is developed for buckling analysis of thin-walled members with shear lag effect in the present paper. 摘 要： 根據位移變分原理,本文提出一種純壓或純彎薄壁桿件穩定分析的新單元。
- There are two contents in this paper:one is solve the control differential equation of box girder s shear lag by DQ method,the other is rules of the shear lag for single-box-multiple-cell box girders. 本文主要探討了兩個(gè)方面的內容：用DQ法求解箱梁剪力滯控制微分方程；單箱多室箱梁剪力滯分布規律。
- On the basis of mathematical statistic, using the method of multiple regression analysis, the practical calculating formula of the shear lag coefficient in thin-walled curved box girders is derived. 摘要基于數理統計的基本原理，運用多元回歸分析方法，建立了曲線(xiàn)箱梁結構的剪力滯的實(shí)用計算公式。
- Stiffness matrix of finite stripe element suitable for analysis of shear lag effect are derived fromanalysis of sbear lag effect of multicell box girder with the generalized finite stripe method. 用廣義的有限條方法分析了多室箱梁的剪滯效應，推導了適用于分析剪滯效應的有限條單元剛度矩陣。
- There was a long lag in forwarding mail to us. 轉寄給我們的郵件晚了很久才拿到。
- Shear Lag Study of Box Girder with Thin-wall 箱形薄壁梁剪力滯效應研究
- Analysis of Shear Lag of Ribbed Plate Main Beam 肋板式主梁剪力滯分析
- The answer to my request was in the negative. 對我的請求的答復是否定的。
