橫梁作用 的英文怎麼說
中文拼音 [héngliángzuòyòng]
橫梁作用
英文
beam effect-
Arcuated built - up system bridges are one of bridge structural styles, which are used extensively at present. on one hand, because of complexity and diversity of this kind of structure, current engineering experiences have not satisfied design requirements no longer. on the other hand, towards this kind of structural system traditional methods simplify complicated structures into planar structures, these methods neglect apparently spatial action among members, especially those primary bearing load members along lateral direction of bridges
拱式組合體系橋梁是目前廣泛採用的一種橋梁結構形式,一方面由於拱式組合體系橋梁結構的復雜性和多樣性,現有的工程經驗已不能滿足設計需求;另一方面對于這種結構體系過去的傳統做法是將復雜結構簡化成平面結構,這種做法顯然忽略了構件之間的空間作用,尤其是沿橋橫向存在主要承力構件。The main components of the latter are multi - rib sandwich panels, including floor slabs and wall slabs. reinforced concrete conformation columns are set where the longitudinal walls and latitudinal walls intersect and copulative beams are set where floor slabs and wall slabs intersect. they play a role of linking and transferring loads, bearing a small part of loads at the same time
無骨架體系的主要承重構件是密肋夾芯板(包括樓板和墻板) ,縱、橫墻相交處設鋼筋混凝土構造(連接)柱,墻板和樓板相交處設連系(圈)梁,連系梁和柱主要起連接和傳遞荷載作用,也承擔少部分荷載。In order to considering the affections of the adjacent zone out of the girdler section, the internal - forces of two end surface which were obtained by the horizontal shaft system analysis are exerted on each model respectively. moreover, the weight, cable force and prestressing forces including girder longitudinal, diaphragm transverse and inclined web vertical directions are considered
考慮到梁段以外附近區域的作用,在其兩端面上施加了由平面桿系結構分析所得的端面內力,另外,索力和預加力(梁縱向、橫隔梁橫向、斜腹板豎向)也施加在相應的位置,分析了箱形主梁在自重、索力和預應力作用下的空間應力效應。The jdf - 2 type case hanging basket guards against automatically falls mainly uses in the direct motor drive hoisting mechanical well type case hanging basket, as the type case hanging basket using of safekeeping of security, it installs in the hanging basket crossbeam both sides, along including guide rail is rising and falling, when the motor drive type case hanging basket in the fluctuation process, meets overweight, overspeed, steel wire attrition and other reasons creates the hoisting cable or the junction device snaps suddenly, when under hanging basket weightlessness falls, guards against falls can automatic brake, thus achieved avoids falling the basket to offend somebody
Jdf - 2型井字架吊籃自動防墜器主要用於由電動機驅動的卷揚機井字架吊籃,作為井字架吊籃的安全保護之用,它安裝在吊籃橫梁的兩側,沿含著導軌升降,當由電動機驅動的井字架吊籃在升降過程中,遇超重超速鋼絲繩磨損等原因而造成提升鋼絲繩或連接裝置突然破斷,吊籃失重下墜時,防墜器能自動剎車,從而達到避免墜籃傷人重大事故發生的目的。It also has important reference value for the similar construction. by the safety and seismic evaluation of this aqueduct bridge, it has shown that ( 1 ) besides the structure of this aqueduct bridge was basically unharmed without some flake of concrete cover and revealing stirrup, its intensity basically reached the need of primary design. ( 2 ) from the side of carrying capacity, rib arch could satisfy the needs under the action of wind and earthquake, but some individual frame crossbeams and most rib arch tie beams could n ' t satisfy the need
通過對東滑峪渡槽進行安全性能和抗震性能評估后表明: ( 1 )渡槽除肋拱頂面有保護層剝落、箍筋外露,結構基本完好,其強度基本達到西安理工大學工程碩士專業學位論文原設計的強度要求; ( 2 )從承載力方面看,在風荷載、地震作用下,肋拱基本滿足要求,個別排架橫梁不滿足要求,肋拱連系梁普遍不滿足要求;計入水平橫槽向地震作用的工況為設計控制工況。In general, the top surface of the beam is acted upon by transverse loads.
橫向載荷作用一般認為在梁的頂面上。Also, the thesis calculate and analysis the transverse deflection of steel box girder deeply in multiple factors. firstly, the article introduced the calculative methods and theory of local stress and strain of bridge structure. then program software system of finite element method was introduced. after that, the influential factors to the calculatial result and their values were analysed and suggested
本文首先介紹了橋梁結構局部應力應變計算理論和方法,對有限元計算程序進行了介紹,然後分析了縱橫隔板設置、梁高及梁寬變化等因素對鋼箱梁橋面板在恆載作用下的橫向撓度的影響,並將這些計算結果進行對照分析,從而找出了影響橋面板橫向撓度的主要影響因素,並得出了相應的數值可供工程實踐參考。Program can analyze the multi - girder curved bridge, by using the diatropic distributing theory. it can calculate the dynamic programming loading, by using the combined influence. it can analyze the internal force under the action with the prestressed force, by using the equivalent load method
程序採用橫向分佈的實用計算理論來處理多主梁曲線梁橋的空間受力分析問題;採用組合影響線來對曲線梁橋進行動態規劃加載;採用等代荷載法對曲線梁在預應力作用下的結構內力進行分析。Another factor that affects the mass measurements is the frication effects on the beam movement.
另一個影響質量測量的因素是橫梁運動時的摩擦作用。In the hogging condition, double bottom and the side shell remain the ultimate bucking strength, deck and upperwing tank remain the yield stress, and the other parts keep elasticity. then the key to calculate the ultimate strength of ship hull girders is to ascertain the ultimate bucking strength of the stiffened panels. in this regard, the developed formulation is designed to be more sophisticated than previous simplified theoretical method for calculating the ultimate strength of stiffened panels under combined in - plane bending and lateral pressure. fabricatio n - related initial imperfections ( initial deflections and residual stresses ) are included in the panel ultimate strength calculation as parameters of influence. all possible collapse modes involed in collapse of stiffened panels, including overall buckling collapse, column or beam - column type collapse, tripping of stiffeners and local bukling of stiffened web are considered
確定了船體梁整體破壞時的剖面應力分佈之後,關鍵在於確定板架的極限屈曲強度。本文充分考慮了在縱向彎曲、橫向壓力作用下加筋板可能發生的幾種破壞模式,即板架的整體屈曲破壞、樑柱形式的破壞、筋的側傾、腹板的屈曲並同時考慮了初始焊接殘余應力、初撓度的影響,使其更精確的計算加筋板的屈曲強度。對于加筋板中加強筋腹板的局部屈曲,採用解析法推導出筋的腹板的撓度方程及其邊界條件,求解相應的方程,從而計算出腹板的局部屈曲應力。Modeling the general solid web continuous box girder and opening - in - web ( open web ) continuous box girder by ansys finite element modeling tool, node stress of governing section and corresponding shear lag values are analyzed. the solution is validated by comparing with variational results and modeling test values. based on the model, the section shear lag induced by dead load, prestress tendons and car loads under the most unfavorable condition and lateral symmetry are also approached. the influence of shear lag effect in double - level continuous box girder is considered with opening - in - web and the web location. the analysis indicates that double - level - load arouses less shear lag effect than one - level - load. when self - weight and prestressed tendons act on together, the shear lag effect on box girder take on a evidently change
基於所建立的有限元模型,本文分別對實腹和腹板開孔兩種箱梁在恆載、車載、預應力荷載作用時,各主要截面的剪力滯效應進行分析,通過施加縱向最不利的和橫向對稱的車輛荷載,研究實腹連續箱梁和空腹連續箱梁在承受雙層荷載和單層荷載時引起的剪力滯效應,並考慮腹板開孔及開孔位置對于連續箱梁剪力滯效應的影響。分析表明,雙層車載對于箱梁引起的剪力滯系數比單層車載的影響要小,對于箱梁中存在引起的剪力滯后現象有一定的改善作用。Since the implementation of train speed - lifting program of railway department, both car and bridge dynamic function to the train running on the bridge has become a more important issue, in particular because of the insufficient strength and rigidity of part of bridge ' s horizontal structure, the horizontal vibration has topped the main obstacle to speed - lifting when rustling train passing the bridge
隨著鐵道部提速戰略的實施,車橋動力作用對橋上運行列車的影響已越來越受到人門的重視,特別是由於部分橋梁橫向剛度不足使列車高速通過時橋梁結構橫向振動幅度超標已成為列車提速的主要障礙。The transverse stiffness limitation index ? the permissible ultimate width / span ratio b / l of the continuous steel truss girder of railway bridge is analyzed in accordance with the analytic theories of random vibration of train ? bridge time - variation system and the required derailment coefficients and comfort of drivers and passengers in train running through the bridge. the limitation index in question may be referred to in the design of the continuous steel truss girders of railway bridges
基於列車-橋梁時變系統隨機振動分析理論,按照橋上列車脫軌安全系數和司機、旅客舒適度的要求,對鐵路連續鋼桁梁橋橫向剛度限值-橋梁容許極限寬跨比b / l進行了分析,對鐵路連續鋼桁梁橋的設計具有一定的參考作用。Under selfgravity and secondary dead load, the wide steel box girder cable - stay bridge has a large deflection in transverse
梁寬較大的斜拉橋鋼箱梁在自重和二期恆載的作用下,在橫橋向有著較大的撓度,在設計中必須予以考慮。Lateral load distribution factors of three lines railway load on a box girder bridge
三線鐵路荷載作用下箱梁橋荷載橫向分佈系數Because of the original design standard was low, the horizontal angur rigidity is serious lack, when the high speed train passes, the exceed limit of the horizontal swing had affected the lifting of the main trunk line, these diseases had been existed earlier but had not been gotten to resolve radical, and along with the increasing in speed of railroad train, these diseases performance will be more seriously, it ' s time for resolve
同時提速列車對橋梁結構的動力作用增大,特別是對上承式鋼板梁。由於原設計標準低,橫向剛度嚴重不足,高速列車通過時橫向擺動嚴重超限等已嚴重影響了主要干線的提速,這些病害很早就存在但沒有得到根治,隨著列車提速,這些病害表現越來越嚴重,已到了必須整治的時候了。This paper compares the spatial calculation of piled wharf with simplified plane bent structures ' calculation through selected models, and analyzes the effect on the simplified transverse beam at different location of the crane, so as to obtain the distribution rule and empiric coefficient of crane load
摘要通過所選模型進行高樁碼頭結構空間計算與簡化的平面排架計算對比,分析門機不同位置時傳遞到所簡化橫梁的作用效應,從而得出門機荷載的傳遞分配規律及傳遞的經驗系數。In this paper we study the transverse stiffeners of the thinned - web beam bearing several concentrated longitudinal strain actions. thinking of using post - buckling strength of web plate, we study some facts about tran sverse stiffeners including strain ability, condition of breaking, calculation of strength and stabilization of the stiffener bearing regional load action
本文對受多個集中荷載作用的薄腹板梁的橫向加勁肋進行了研究,分析了利用腹板屈曲后強度時,橫向加勁肋的受力狀態、破壞機理,以及加勁肋局部承壓的強度計算公式和穩定計算方法。The natural frequency of transverse vibration in axial load of simply supported beam
軸向載荷作用下簡支梁橫向振動的固有頻率Because the intervals of two side girders are relatively large in the structure of the floor, it is not even and some and out of shape that its bridge of panels must be produced at the same time horizontally and crookedly and vertically except deforming wholly, level analyse can receive the satisfied result already at this moment, is it is it accord with floor structure real work state, girder of cable - stay bridge just to analyse with whole out of shape relevant non - linear space of function while being out of shape while being above - mentioned to consider only, but about this research rarely seen to report bridge worker is it understand their receive strength characteristic in an all - round way to need badly publicly
由於肋板結構中兩個邊主梁的間距較大,其橋面板除整體受力變形外必然同時產生橫向彎曲和縱向不均勻局部變形,此時平面分析已不能得到滿意的結果,只有考慮上述變形與整體變形相關作用的非線性空間分析才符合肋板結構主梁斜拉橋的實際工作狀況,但有關這方面的研究鮮見公開報道,橋梁工作者急需全面了解其受力特性。分享友人