約束梁 的英文怎麼說
中文拼音 [yāoshùliáng]
約束梁
英文
restrained beam-
So this article analyses deeply in the method of ensur ' my designing food rolume which is an important element to affect the " designimy height of bridge " it brings forward an " arverage optiminmy suiting line " method which is a bondage discommode series at the same time it puts forward a ensurmy principle for rough coefficient " and " fallimy flood proportion which are both suitable to heilongjiang province at last this article introduces the " three - days rainimy rolume " method
本文立足於黑龍江省各種河流的洪水特點，結合以往工程實際，對影響跨河橋梁設計高度的主要因素? ?設計洪水流量及其相應洪水位的確定方法加以詳細分析。提出有約束不連序系列的加權優化適線法及適合於黑龍江省的河流粗糙系數和洪水比降的確定原則，並介紹了三日降雨量法。And. the test research on the restrained beams strengthened by epoxy - glued cfrp which is glued in term of different angle is presented. based on the test of shear strengthening by cfrp - bonded, qt. ality control standards of the design and construction is established
作者對cfrp加固用材料性能、結構受力特徵進行了系統的論述，對按不同角度粘貼cfrp加固的約束梁進行了試驗研究，得到大量數據，並在試驗的基礎上，得出了有關的構造要求、錨固要求等設計施工質量控制條件。This thesis investigated and researched on non - loaded crack, especially those caused by thermal - shrink, and analyzed the thermal - shrink stress of beam, slab and continuous - wall, found that according data of civil and overseas offered thermal - shrink calculating formula without considering effect of factors, such as the cement quantity, using of aruhuesiru, aggregate size and quantity of sand, which made the result data smaller. in addition, there are not enough construct measure in code
本文對非荷載裂縫，特別是溫度?收縮裂縫進行了調查研究，並對兩端或四周約束的梁、板和底部約束的地下連續墻進行了收縮應力分析，發現國內外有關文獻給出的收縮計算公式沒有考慮泵送商品混凝土的水泥用量、外加劑使用、骨料粒徑和砂用量等因素的影響，計算出的混凝土收縮量往往偏小；另外， 《規范》中針對溫度?收縮裂縫的構造措施不足。Abstract : constraining moment between winding beam and cantilever beam should be considered when cantilever beam and its complete winding beam are in the case of bearing heavy load, even working carriers. this paper uses the the ory of constraining moment of crossing component to solve this problem, also st ates the calculating theory of constrainging moment, and does deduction of formula
文摘:鋼筋混凝土懸臂樑上與其整澆的邊梁在負荷較重，甚至做為重要承重構件情況下，應考慮邊梁與懸臂梁相互之間的約束力矩.本文採用相交構件約束力矩理論來計算解決這一問題，並對約束力矩計算原理進行論述和公式推導According to eigenvalue equation ( general formula ) of the energy method of the plane steel frame structure stability, and considering the restriction of the end of the column of the main steel frame and function of deflection curve gained from the differential balance equation general resolution, we get the equation for calculating the length coefficient of the main frame structure stability of the steel arch gate and the resolutions are also given
根據平面剛架穩定性能量法特徵值方程（通式） ，考慮弧形鋼閘門主框架柱的柱端約束的特殊情況，求出撓曲線函數（試解函數）通解，得到弧形鋼閘門主框架柱穩定性計算長度系數方程。其中弧門主框架主橫梁式形框架的臨界荷載比較現行規范推薦的有限元法簡單方便、結果精確及物理概念明確等優點。The strategy on repair and reinforcement on steel crane girder structures in service based on fatigue dynamic reliability is analyzed in the paper. considering the benefits of repair and the long - term economic affection after repair and reinforcement, using the fatigue dynamic reliability as constraint condition, thinking of that the sum of benefits of repair and reinforcement as object function, the optimization model is put forward. then it is used to an certain crane arc ends repair an reinforcement
5 、基於疲勞動態可靠性，對在役鋼結構吊車梁的維修加固策略進行了探討，考慮維修加固效益和維修加固后的經濟影響，提出了以疲勞動態可靠性為約束，以維修加固總效益為目標函數的優化決策模式，並通過某鋼廠圓弧端吊車梁的維修加固實例驗證，可為工業建築吊車梁的設計，管理和維護提供依據。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。This paper deals with seismic response of a tunnel - soil system immersed tunnel ， as an underground structure ， must be compatible with the deformation of the surrounding soil thus the simplified model for a tunnel - soil system is established through two steps at the first step ， an mdof system is developed for modeling the foundation soil to this end ， dynamic behavior of the foundation soil is analyzed a typical section of the foundation soil simplified as a single mass - spring system on the basis of some equivalent criteria those mass are linked longitudinally by elastic springs to form an mdof system at the second step ， the tunnel is treated as a beam on elastic foundation ; that is ， the tunnel is connected with the soil massed to form a tunnel - soil system this model has been applied to the seismic analysis of huangsha fangcun immersed tunnel across the pearl river in guangzhou design recommendation is proposed on the basis of this analysis
研究沉管隧道在地震條件下整體受力的分析方法分兩步建立計算模型第一步通過分析場地地基土切片的動力特性，根據等效原則將其化為等效單質點體系，然後在縱向用等效彈簧連接而成為多質點體系的地基土計算模型；第二步將隧道看作彈性地基梁與上述多質點體系通過等效彈簧連結而得到土隧道體系的計算模型本文結合廣州黃沙芳村珠江水下隧道工程實例建立了具體的計算模型並對多種不同的約束條件，進行了縱向與橫向地震響應時程分析，為該隧道的抗震設計提供依據Analysis of integral stability of steel beam under restriction
約束條件下鋼梁的整體穩定分析The author advances that the shear connector is simulated by two spring elements, which are vertical to each other and parallel to the interface between steel and concrete, and one multipoint constraint element, mpc element, which is vertical to the interface. the author also puts forward that the crack of the deck is simulated by the gap element which ca n ' t support longitudinal tensile force but can support longitudinal compressive force
提出了以正交的兩個平行於鋼和混凝土界面的彈簧單元及一個垂直於界面的多點約束（ mpc ）單元來模擬剪力鍵，以小間隙接觸（ gap ）單元來模擬混凝土橋面板的開裂，模型中忽略了混凝土板與鋼梁接觸面間由摩阻而產生的粘著力。Interaction of run - on slab and soil is simulated by “ m ” method, run - on slab is constrained by soil through the vertival and horizontal, advances computing model of new type semi - integral abutment bridge. ( 3 ) this paper takes hengyang dashuiting middle bridge for test supporting project, designs full scale model test which can reflect truly interaction of beam, run - on slab and the embankment behind the abutment of new type semi - integral abutment bridge
通過「 」法來模擬搭板與土體之間的相互作用，用豎向彈簧和水平彈簧來實現土體對搭板的約束作用，建立了新型半整體式無縫橋梁的計算模型; （ 3 ）以衡陽大水町中橋為試驗依託工程，設計了能真實反映新型半整體式無縫橋主梁、搭板以及臺后填土相互作用的足尺模型試驗。Test research and theoretic study on shear strengthening of reinforced concrete restrained beams using externally applied carbon fabrics reinforced plastics under concentrated loads is presented in this thesis, which is part of the project of construction bureau of hunan province
本文結合省建設廳課題碳纖維加固鋼筋混凝土結構的受力變形性能及加固方法研究，對鋼筋混凝土約束梁斜向貼cfrp抗剪加固進行了試驗研究和理論探討。The minimum shear resistance of beams in the paper is close to the one in the code for design of concrete structures " gb50010 - 2002 '. according to the actual project, the destroy of 448 kinds of beams are analyzed by computer by taking account of the effective coefficient " " of the strength of concrete confined by hoops, the relationship with the section property of beams, the critical point of the arch - rib failure transiting to the shear - compression failure which is advanced in the anti - theory, and the contribution to the beam ' s shear resistance of the concrete in the shear - compression zone
引用箍筋約束混凝土的有效系數，利用其與梁截面特性的關系並結合理論分析中提出的梁剪壓破壞與斜壓破壞的分界點，同時考慮了剪壓區混凝土的抗剪貢獻，從工程實際出發，編程擬算了448種梁構件的破壞情況，計算結果表明，梁發生在剪壓破壞范圍內的最大抗剪承載力值比混凝土結構設計規范gb50010 - 2002值略高。Experimental study of shear strength of restrained beams with post - casting section under concentrated loads
帶后澆段的約束梁在集中力作用下的抗剪強度試驗研究In this paper, five restrained beams with web and different longitudinal reinforcement were tested under static point loads, with the shear - span ratio being kept around 1. 5. on this basis, the overall process of cracking development under shear and the effect of longitudinal reinforcement ratio on it was investigated
本文通過集中荷載作用下五根剪跨比為1 . 5 、不同縱筋率的有腹筋約束梁的試驗，深入研究了有腹筋約束梁的受剪破壞全過程及縱筋率對其的影響。Thea, aimed at different situation and with the combination of the compatibility truss theory and limited balance principle and the truss - strut model, the shear strengthening theoretic formula for the beams under concentrated load is put forward. ground on the test data and real engineering, the simple design formula is afforded
然後，作者以桁架一拱模型和軟化桁架理論為基礎，綜合極限平衡原理，考慮了拉應變存在條件下混凝土抗壓強度的軟化，針對不同加固情況推導了集中荷載作用下的矩形截面約束梁的抗剪加固理論公式。The experiments showed that the cracking process of such restrained beams in this paper can be divided into three phases, that is, formation of the fanning zones, initialization and development of splitting cracks along longitudinal reinforcement, and accelerating development of the critical crack and / or cracks ( diagonal, flexural ). during the last two phases, it was observed that further opening of some cracks led to some
研究結果表明，鋼筋混凝土有腹筋約束梁的裂縫開展過程大致可分為扇形區逐步形成、劈裂裂縫出現和發展、最終臨界裂縫（斜裂縫或彎曲裂縫）加速發展至破壞等階段。在後兩個階段中存在某些裂縫發展減弱同時某些裂縫迅速開展的「此消彼漲」的現象。The main causes, which have effects on redistribution of internal force in the prestressed frame, including the relative height compressive zone of section, secondary moment and types of load applying are taken into account. the horizontal braces force which results from the tension of the prestressing steel, reduces the pre - compress stress is analyzed
並且探討了各影響因素對框架梁截面延性的影響和由於柱的抗側剛度在預應力鋼筋張拉時約束梁的軸向變形，從而影響預應力在梁中的建立所造成的梁中軸向預壓力的損失。At first, development of various cracks carefully recorded and strains on both the rebars and the stirrups were measured in detail, together with the deflections of the beam. in such a way, correlation between the measured strain profiles of the reinforcement and the observed cracking development of each specimen was pursued. principal factors contributing to the cracking pattern and failure mode were figured out as a result
首先，通過單調靜力加載試驗研究，對梁的裂縫延伸和開展、縱筋應變、箍筋應變、梁的撓度等指標進行了細致的量測，試圖追蹤每一試件在裂縫發展及破壞過程中縱筋應變狀態的變化和裂縫發展程度的相關性，進而總結出有腹筋約束梁裂縫開展及鋼筋應力分佈的一般規律。On the basic of former research men ' s experience, 18 experimental members ( including 9 simple beams and 9 restrained beams ) are designed and tested. in the experiment, phenomena are observed and record by taking photos in the whole process from the first crack appears to test members crash completely, experimental data is attained including load values of crack - appear load, critical load and terminal load, stress values of reinforcing steel bar stress, compressed concrete stress and beam flank stress and values of deflection etc. by analyzing the crack ' s appearing and developing form and stress values of concrete and steel bars, the crash modes of test beams are defined ; shearing force - deflection curves are contrasted and analyzed ; the effects on shear strength of the three factors as shear span ratio, concrete strength and restraining moment are also analyzed
借鑒已有試驗的經驗，本文設計和完成了對18根超高強混凝土無腹筋梁（包括9根簡支梁和9根約束梁）在集中荷載下抗剪強度的試驗，觀察了試件從裂縫出現到完全破壞失去承載能力全過程的試驗現象並通過拍照進行記錄，獲得了試件的斜裂縫出現荷載、臨界斜裂縫荷載和極限荷載等荷載值和縱筋應變、混凝土受壓應變和梁側混凝土應變等應變值以及撓度值等。分享友人