stress in beam 中文意思是什麼
stress in beam
解釋
梁的應力-
The thesis has summarized the development of the oblique - pull bridge, its construction technology and the importance of bridge construction control, then has introduced project general situation, and has narrated detailed regulation, organization construction, the major work and difficult part of this bridge construction control. the following is the key part of this thesis, firstly, it has introduced the experiment work of early stage, structural calculation and its theoretical result : the absolute altitude of each operating mode, the absolute altitude of building mould in each section and the absolute altitude after pouring concrete ; then, it has discussed the method and content of the line shape control of the main beam, actual absolute altitude of building mould is put forward, and it has described the method of structural stress monitoring, how to arrange measure point and collect data, and how to analyze data. it has also narrated the method of rope force detection and structural temperature inspection
本論文在總結了斜拉橋的發展及其施工工藝，並指出了橋梁施工控制的重要性之後，簡要的介紹了工程概況，敘述了炳草崗金沙江大橋監控細則、組織機構及監控的主要工作和難點部分；論文的核心部分，在介紹了炳草崗金沙江大橋施工控制與監測工作的前期實驗工作和施工各工況標高、各節段支模標高、澆注混凝土后的標高的結構計算和其理論計算結果之後，詳細論述了主梁的標高線形控制方法和內容，實際支模標高的提出，結構應力監控的方法、布點、測讀及其對測讀數據的合理分析方法，索力檢測和結構溫度監測的方法。 -
A 2 - d fem program is designed to simulate and compute thermal - creep - stress field in a long beam on batholith and taipu river pumping station. some conclusion available in designing and construction are presented
編制了平面有限元程序，模擬計算了巖基上長梁和太浦河泵站工程的溫度徐變應力場，得出一些對工程設計和施工有益的結論。 -
The two specimens, which are designed as : main beam - pre - stress beam ? floor ? frame columniation assemble the space specimens. in order to checkout whether the code can be applied for the special structure systems, the structure of the specimens refer to the current gb50010 - 2002 concrete structure design code and gb50011 - 2001 seismic resistant code
本文試件的各組成構件為：非預應力邊梁預應力梁板框架柱組合空間試件，各組成構件的構造參照了現行《 gb50010 - 2002混凝土結構設計規范》及《 gb50011 - 2001抗震規范》的有關規定，以檢驗規范及設計條例能否適用於該特殊結構形式。 -
In a beam type compensator a stress pattern produced by pure bending is frozen into the material.
在梁式補償器中，其應力光圖是由純彎曲產生而被凍結在材料之中。 -
The box beam ' s temperature stress of longitudinal direction and transverse direction with different conformation are analyzed, it finds that there is largish temperature tensile stress in the bottom of top deck and the haunch of box beam increase temperature tensile stress in the bottom of top deck. the paper makes a study of different thermal effects resulted from several kinds of closed rigid frame
根據大量實測溫度場結果建議採用一個有利於理論推導的指數函數的公式來擬和箱梁體內的溫差分佈，既貼近實測數值，計算又比較簡單；通過對空腹式剛架拱橋尤溪洲大橋所在地夏季、秋季、冬季的溫度場及溫度應力的實測，以及與本文所提出計算方法的理論解進行的分析比較，證實了本文計算方法的正確，同時改進了已往混凝土箱梁溫度自應力的計算方法。 -
Stress variation research of external tendons under live load in simple beam bridges
簡支梁橋體外預應力筋受活載作用的應力變化 -
Two numerating methods are used in traditional structural design of gate chamber. first, considering the gate frusta to be fastened on the weir body, it is calculated as plane stress problem independently. then applying the results ( moment and vertical force ) on the bottom of gate frusta as concentrating load on the weir body, and the weir body is viewed as a elastic foundation beam or plate and unilateral stress analysis was performed
傳統閘室結構計算有兩種計算方法，其一是將閘墩視為固端于堰體上，單獨進行閘墩平面受力計算，再將閘墩下部的計算結果（彎矩和垂直力）作為集中荷載作用於堰體上，堰體作為彈性地基梁或板進行片面應力計算。 -
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。 -
Two hypothesises, different from the traditional viewpoints, about stress distribution in beam section at the connection of beam and end - plate are presented by author to determine the ultimate moment of end - plate connection
其計算過程分為兩步： （ 1 ）計算梁受拉翼緣的極限拉力； （ 2 ）計算端板連接的極限彎矩。 -
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。 -
In order to ascertain the real stress and deflection of structure this paper puts forward experimental scheme. by measuring data during the process of construction, we can know the distribution of stress in simply supported - continuous beam and compare with initial design, then we can adjust it by control method to ensure quality of the bridge
提出具體的試驗方案，論述了測試元件的測試原理，通過測量各控制點在不同階段的應變和撓度，確定橋梁結構的實際應力大小和變形狀態，了解簡支轉預應力連續結構各跨主梁與連續處的應力分佈情況，並與設計相互驗證，通過施工控制使結構符合設計要求，保證施工質量。 -
Epoxy - bonding a carbon - fiber composite plate to the tension face of concrete beam is an effective technique for repair and retrofit of concrete beams. in the first part of this paper, based on the fracture mechanics and the theory of beam, a theoretic model is proposed to analyze the shear stress in the adhesive between carbon - fiber composite and concrete. and then the closure - form solution for the shear stress distribution is drawn
本文的第一部分基於斷裂力學與梁的基本理論，對碳纖維加固混凝土梁的粘結膠層以及粘結界面的剪應力分佈進行了理論分析，得出了其理論解析解；討論了碳纖維板的粘結長度、粘結厚度和粘結膠層的抗剪模量對界面剪應力分佈的影響。 -
( 2 ) based on deterioration model of owerage bond stress of beam reinforcement accounting for effect of axial compression ration and number of displacement loops, and stress - strain relationship of the concrete in the joint core accounting for effects of both softening and confinement, the modified compression field theory was employed to simulate behavior of the joint core under loading reversals. analysis by means of the program jap on the tested specimens in this paper and those obtained from other researchers produced consistent results
根據本文建立的考慮軸壓比和位移循環次數影響的梁筋平均粘結應力退化模型和考慮軟化效應、約束效應的核心區混凝土應力應變關系，通過在試驗中得出的節點核心區混凝土、箍筋、節點正面、背面柱筋在反復荷載下的受力特點，利用斜壓場理論模擬節點核心區在反復受力過程中的受力狀態。 -
On the basis of experimental research on beam - to - column connections and steel - frame with semi - rigid connections, failure models, seismic behaviors, and characteristic of dissipation of energy of these two kinds of connections, and the main factors influencing upon the behavior of connections, as well as the developmental process of stress in key sections were analyzed in this paper. the elastic - plastic behavior of steel frame with semi - rigid connections under cyclic loading and the effect of semi - rigid connections on the performance of the frame were also discussed
在樑柱連接試驗和半剛性連接框架試驗研究的基礎上，分析兩種連接節點的破壞形式，抗震性能和耗能特性，影響這兩種連接性能的主要因素，關鍵部位應力發展以及半剛性連接框架循環荷載作用下的彈塑性性能，半剛性節點對框架性能的影響。 -
Based on the conception that the simple beam rotates rigidly around the plastic hinge in the middle when the beam is at the ultimate state of anti - bending capacity, the formula for calculating the stress in the external tendons and the ultimate anti - bending capacity of the beam were developed
摘要在承載能力極限狀態下，可把簡支梁的跨中區段視為1個等曲率塑性鉸（塑性區段） ，其餘梁段可視為直線並處于繞塑性鉸剛性轉動的位置。 -
By means of field monitoring the strain in beam slab of partial building floors of a typical super - length prestressed floor slab after a period of their prestressing, the variation of stress with the temperature at different monitoring locations was given
摘要通過對一典型超長預應力樓蓋的部分樓層梁板在施加預應力后一段時間內應變的現場監測，給出了不同位置測點應力和溫度的變化曲線。 -
The standards and specification related can only provide classical design method, most of the assumption do not reflect the actual stress state. the standards don ’ t considerate the effect when end - plate with rib stiffeners, so it is worthy to research the end - plate in beam - column and some advice on design practice is given as well
我國現行規程關于端板連接承載力的設計計算方法中還沒有考慮端板加勁肋對節點承載力的影響，所以，迫切需要對端板連接進行更深入的研究，提出更加合理的設計建議。 -
Stress in beam
梁的應力 -
At first, the soft of bridge structure, gqjs, is used to calculate the structure of prestressed concrete continuous beam bridge and the deformation and stress of the concrete box beam are given out ; then by measuring and analyzing the datum of the stress in the prestressed steel rope and the stress of section in the concrete box beam, this article presents two ways to identify the reasonable friction deviation factor k between longitudinal prestressed tendons and the wall of duct ( indirectly and directly ), and discover the regular pattern of prestressed friction loss
首先運用橋梁結構分析專用軟體gqjs對預應力混凝土連續梁橋進行結構計算，得到了各施工工況下混凝土箱梁的撓度和截面應力；然後給出了識別引起結構預應力損失的孔道偏差系數k的兩種方法（間接法和直接法） 。通過對測得的預應力索沿程應力和混凝土箱梁截面應力數據的分析處理，得到了合理的預應力孔道摩擦偏差系數及預應力摩阻損失規律。 -
A mechanics model for the load - deformation relationship curves considered pre - stress in the steel tube of the cfst columns and beam - columns was established
建立了考慮鋼管初應力影響時鋼管混凝土構件荷載-變形全過程關系曲線的數值分析模型； 2
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