薄壁箱形梁 的英文怎麼說
中文拼音 [bóbìxiāngxíngliáng]
薄壁箱形梁
英文
thin-walled box beam-
The study of influence of the crossbeam and corner prop on shear - lag in the thin - wall curve box beams
橫隔板及角隅承托對薄壁曲線箱形梁剪力滯影響的研究Analysis of pure torsion for thin - walled composite mono - box beams with multi - cells
單箱多室復合材料薄壁箱形梁的純扭轉分析When analyzing skew support continuous curved box girder bridge, curved grid girder analyzing method considering warping effect is applied. matrix displacement method is applied in analyzing skew support continuous curved thin - walled box girder bridge with restrained bearing. in order to convert original rigidity equations to structural rigidi ty equations that can be solved, bearing nodal displacement matrix can be introduced, then unknown quantities at the edge of beams can be consistent with the restrained directions of skew bearings, unit rigidity matrix and unit nodal forces can be gained. structural rigidity matrix can be composed according to matrix displacement method, so nodal displacements and inner forces on the end of the rod that are unknown can be gained calculating equations of inner forces on any cross - section can be solved
分析斜支承連續曲線箱梁橋時,採用考慮翹曲作用的曲線格子梁分析方法,應用矩陣位移法對具有約束支承形式的斜支承連續曲線薄壁箱梁橋進行分析,考慮到支座的約束條件並不與梁端彎曲角位移和扭轉角位移的方向一致,引入支座節點坐標矩陣,使得梁端的位移未知量與斜支座約束方向一致,來計算單元剛度矩陣和單元節點力,然後按照矩陣位移法組集總剛並建立結構剛度方程,根據結構剛度方程即可求解未知的節點位移及桿端力,推導出任意截面處的內力計算公式。Thin - walled box girder is often used in bridge engineering
箱形薄壁梁是橋梁工程中經常採用的結構。Study on the method of linear and circular vectorization
薄壁箱形梁橋剪力滯效應的能量變分法研究4. the elementary analysis about the geometrical parameter influences of plate thickness and breadth of rib beam on mechanical properties of the thin - wall core box cast - in - site concrete hollow floor is also made. a single geometrical parameter on mechanical properties of such floor system is set forth and the fitting scale for these parameters is determined to provide the reference when designing
4 、對影響薄壁箱體現澆混凝土空心樓蓋內力和變形的板邊梁寬度、肋寬、肋間距、板厚等因素進行了分析,討論了單一幾何參數對該樓蓋受力性能的影響規律,提出這些參數適宜取值范圍,為對這種樓蓋進行設計時提供參考。However, there is shear lag effect in thin - walled box girder when thin - walled box girder is bent in the longitudinal direction
然而,箱形薄壁梁在縱向彎曲時,存在剪力滯效應。Thin - walled box beam
薄壁箱形梁With the development of material science and transportation, thin - wall box girder ( including steel girder and prestressed concrete girder ) is used wildly in modern engineering of bridge, but shear - lag problem is arising accordingly, the result it takes can not be ignored, especially broad and low box girder
隨著材料科學和交通事業的發展,薄壁箱形梁(包括鋼箱梁、預應力混凝土箱梁)在現代橋梁工程中得到了廣泛地運用,但隨之而來是剪力滯后問題相當突出,特別是寬扁箱梁剪力滯效應不容忽視。In this paper, a generalized hybrid finite strip method is deduded for analyzing the shear lag effect in box girders. it has the advantage of the generalized finite strip method and hybrid stress element. shear lag effect in thin - walled box girder is analyzed with this method and stiffness matrix of generalized hybrid finite strip element is deduced. a calculating program for thin - walled box girder " s generalized hybrid finite strip method is compiled with fortran language and performed in visual fortran environment of pc computer. a typical example demonstrates that the proposed method has higher accuracy and efficiency, is suitable for analysis of shear lag effect in box girders
本文結合應力雜交元法和廣義有限條法導出一種用來分析箱梁剪力滯效應的廣義應力雜交有限條法,它兼有應力雜交元和有限條法的優點。運用這種方法對薄壁箱形梁的剪力滯效應進行了分析,推導出廣義應力雜交有限條元的單元剛度矩陣,用fortran - 77語言編寫薄壁箱形梁廣義雜交有限條法程序( hfsbg . for )在visualfortran環境下運行。具體算例的數值結果表明:廣義應力雜交有限條法用於計算箱形梁的應力分析具有很好的精度和效率,適合於分析箱形梁的剪力滯效應。The full range analysis from cracking to crashing of box girder are conducted in detail to ascertain the response for the structure to load, and the parametric study about the shear lag of box girder within the nonlinear stage has been finished and some profitable conclusions have been obtained as well
利用所開發的有限元程序詳細研究了鋼筋混凝土薄壁箱梁從開裂、鋼筋屈服直到破壞這一全過程中結構的受力及變形特徵,籍以分析各個階段的結構受力反應和極限承載能力,並且對箱梁的剪力滯效應進行了系統的參數分析。分享友人