斜向荷載 的英文怎麼說
中文拼音 [xiéxiànghézǎi]
斜向荷載
英文
angular loading-
The linear elastic slope deflection equations of gable portal frames when occur the side - sway and non - sway buckling are derived. the equations considere the rafter slope and the vertical uniform loading subjected on the rafter. the established equations of non - sway buckling can consider the effect of snap change effect of gable frame
推導了山形門式剛架有側移失穩和無側移失穩的線彈性位移方程,方程考慮了斜梁傾角和斜樑上豎向均布荷載的影響;建立了能考慮山形門式剛架跨變效應的無側移失穩位移方程。For meeting the related nantional standards and avoiding demolishment of the building, the underpinning and strengthening methods are used, with which the loads of center column are underpined by the diagonal steel strut and the cross - sectional areas of side pillar are strengthened, both ends of shear wall are chiseled in turn and then concrete is poured again
通過採用斜向鋼支撐荷載轉移法實現對中柱的托換,採用剪力墻兩端分批鑿除后再澆搗實現對剪力墻的托換,採用增加截面法對邊柱進行加固,使建築物經托換和加固后能滿足國家有關規范的要求。Generally, the skew bridge ' s calculation theories can be divided into three types : the category 1 is the plank theories method, such as the finite difference method, the finite element method and the finite strip method, etc ; the category 2 is the beam theories, such as the grid beam theories, the general grid theories, the rigid cross - beam method, the elastically - supported continuous beam method and the bar system analytical method, etc ; the category 3 is the practical method, such as the g - m revising method, the grid - beam simple method and ghali form coefficient method, etc
目前關于斜梁橋的計算理論和方法概括起來,大致可以分為三類:第一類為板理論方法,如有限差分法、變分法、有限單元法、有限條法等;第二類為梁理論法,如格構梁理論、一般格構理論、剛性橫梁法、彈性支承連續法、桿件結構的分析方法;第三類為實用計演算法,荷載橫向分佈的計算方法如g ? m修正法、格構梁的簡易法、 ghali表格系數法等。A calculation method for transverse load distribution of skew bridge with parallel beams
多梁式斜梁橋荷載橫向分佈計算的方法According to test results of two specimens of local transfer rc joint from inclined column to beeline - shaped wall under vertical static loads and results of corresponding finite element analysis ( ansys ), fundamental behaviors of the joint are achieved, which include paths of vertical load transfer before and after cracking, stress distributions, occurrence and development of cracks and final failure mode of the joint
本文通過兩個鋼筋混凝土斜柱?一字形薄壁柱局部轉換節點在豎向荷載作用下的靜力試驗以及有限元分析,獲得了該節點的基本性能,其中包括開裂前後的豎向荷載的傳遞路徑、試件應力分佈,裂縫的發生、發展,及試件最後的破壞形態等。Then the coupling beams with new reinforcement layout were made an inquiry into, and the improvement on the seismic behavior by coupling beams diagonally reinforced with a few rows in end regions was found out at last, based on the observations of the experimental phenomena and the analysis of the measurement result, and by the comparison of seismic behavior by making use of hysteretic response, ductility and energy dissipation behavior, a conclusion is presented : the code for design and construction of reinforced concrete high - rise structures ( the draft asked for advise hi 2000 ) ca n ' t ensure that the coupling beams have fairly good seismic ductility ; the result of improvement of the seismic ductility of the coupling beams by the increase hi stirrups besides the strengthen of longitudinal detailing reinforcement was n ' t obvious ; the coupling beams diagonally reinforced with a few rows in end regions have fairly good mechanisms, and the ductility and the behavior of energy dissipation are better than conventionally reinforced concrete coupling beams, so it is suitable to te tised in short coupling beams
本文通過對三根小跨高比(均為l h = 1 . 0 )剪力墻洞口連系梁在低周反復荷載作用下的試驗,了解了嚴格按《鋼筋混凝土高層建築結構設計與施工規程》 ( 2000年徵求意見稿)設計的連梁具有的抗震性能,研究了採取增大連梁配箍量同時加強縱向構造筋的方案對抗震性能的影響,並進一步對新的配筋形式的連梁進行了探討,了解了在連梁梁端配置多排交叉斜筋方案對連梁抗震性能的改善。通過對試驗現象的觀察和量測結果的分析,利用荷載?位移滯回曲線、延性和耗能性能等指標對各個試件的抗震性能進行了比較,最後得出結論: 《鋼筋混凝土高層建築結構設計與施工規程》 ( 2000年徵求意見稿)不能保證小跨高比連梁具有較好的抗震延性:通過增大連梁配箍量同時加強縱向構造筋的方案對改善連梁的抗震延性的效果不太明顯;梁端配置多排交叉斜筋的連梁具有相對較好的受力性能,其延性和耗能性能等各項性能指標均優于普通配筋連梁,宜在深連梁中採用。As soon as the normal section cracks, the crack firstly appears in the flexural region. at this moment, the load - deflection curve has a turning point. with the increase of the load, the rigidity of the beam decreases compared with that before cracking because of the development of cracks in flexural region, and the formation and development of diagonal cracks toward the loading point, the load - deflection curve is basically linear till the beam fails
正截面開裂前,荷載撓度曲線基本為線性,截面剛度較大;正截面開裂時,裂縫先在純彎段出現,荷載撓度曲線出現轉折點,隨著荷載的增加,純彎段正裂縫的發展以及剪跨段斜裂縫的產生並向梁的受壓區加荷點發展,使梁的剛度較截面開裂前減少,荷載撓度曲線也基本為線性直到梁破壞。Displacement method in structural mechanics and generalized grillage analogy method are combined to analyze skew support continuous curved t girder bridge, when calculating inner forces of a single curved beam, calculate its deformation, then at the base of basic principle of generalized grillage analogy, derivates calculating equations of load lateral distribution and inner forces of skew support continuous curved t girder bridge
對斜支承連續曲線t梁橋進行分析時,採用結構力學的位移法與廣義梁格法相結合,在求解單根曲線梁內力的同時,求得其變形,在此基礎上利用廣義梁格法基本原理,進行荷載橫向分佈及內力計算,推導出斜支承連續曲線t梁橋的內力與荷載橫向分佈計算公式。There are two different constitution forms for the square tubes with ribs in the test specimens, one consists of two welded channels with stiffening lips ( channel tubes ), stiffening lips ( angle tubes )
根據無肋、單向設置斜肋和雙向設置斜肋3種截面形式、 2種截面尺寸的18個薄壁鋼管混凝土軸壓短柱試驗結果,比較和分析了各試件的試驗現象、破壞模式及荷載位移曲線等。As far as he hollow inclined column - wall transfer r. c joint is concerned, the stress state of transfer beam is very critical, because it bears not only the vertical load transferred from the wall, but also the axial load initiated by the inclined column
對有孔斜柱轉換節點而言,轉換梁的受力最為不利,它不僅承擔由薄壁柱傳來的垂直荷載,而且還承擔由斜柱水平分力引起的軸向拉力,即截面上有彎矩、剪力和軸力的共同作用。According to the pseudo static tests on two specimens of transfer floor from inclined column to framed short - leg shear wall, which are subjected to the vertical loads and the horizontal cyclic loads, in this paper the stress distributions, final failure model of the specimens, paths of the load transfer and the mechanical behaviors of the transfer beam are studied in detail, the ductility and energy dissipation of the specimens are also specially studied
摘要通過對兩榀框支短肢剪力墻斜柱轉換結構在豎向荷載及水平低周反復荷載共同作用下的擬靜力試驗,分析了試件的應力分佈狀態、破壞形態、荷載傳遞規律以及轉換梁的受力性能和試件的抗震性能。Steel structure of light - weight buildings with gabled frames is a widely used steel structural style in china at present. this paper starts with the deficiency of the specificaion in calculating the effective length factors of gable portal frames. when the gable portal frame subjected to the vertical uniform loading, it conducts the arch effect ? 1. rafter axial force is large when the slope of rafter is big
門式剛架輕型房屋鋼結構體系是目前廣泛應用的一種結構形式,本文從規范中門式剛架柱的計算長度系數取值的不足出發,針對山形門式剛架在豎向均布荷載作用下產生的拱效應? ? 1 、斜梁傾角較大時產生較大的梁內軸力; 2 、產生跨變效應; 3 、高跨比較小的山形門式剛架會發生躍越失穩,採用整體分析的方法對山形門式剛架的穩定進行了分析。6 experimental researches on two - directional shear behavior of l, t and + - shaped columns are undertaken. for l, t and + - shaped columns, the shear bearing capacity and ductility under two - directions is not worse than that under frame direction
6對斜向荷載作用的l 、 t 、十形柱受剪性能進行了低周反復荷載試驗研究,得出如下結論:對等肢l 、 t和十形柱,斜向加載的延性基本等同或好於框架軸方向,斜向受剪承載力高於框架軸方向。The result shows that on matter which construction order is adopted, the midwall will always slant to the side of shallower depth of cover
結果表明:不管採用哪一種施工順序,中墻均受偏壓荷載的作用並向埋深較淺側傾斜。The model experiments results indicate that the pile group composed of extending all around piles can bear inclined load better. this is beneficial to the foundation of transmission tower. the prototype experiments results indicate that the micropile ' s load capacity is satisfied with design
模型試驗發現,伸向四周的單樁組成的群樁具有更好的抵抗傾斜荷載的能力,這一點特別有利於輸電線路基礎等;原型試驗發現,微型樁單樁和群樁的承載力完全達到設計承載要求,其群樁效率在0 . 9左右。The seismic responses behavior of cable - stayed cfst arch bridge under one dimension seismic excitation and two - dimension seismic excitation is studied by time history method. the influence of vertical seismic excitation to cable - stayed cfst arch bridge is discussed. finally the thesis appraises the anti - seismic reliability of cable - stayed cfst arch bridge
2 、應用動態時程方法對斜拉鋼管混凝土拱橋在一維及二維地震荷載輸入下的地震響應性能進行了分析,討論了豎向地震分量對地震響應性能的影響,對斜拉鋼管混凝土拱橋進行了抗震性能評價。Under the horizontal earthquake action and wind force, aim at " the pure frame structure with rectangle columns ", " the pure frame structure with special - shaped columns ", " the frame - truss structure with special - shaped columns " and " frame - shear wall structure with special - shaped columns ", earthquake action analysis was done by the spacial finite element method through the changes structural parameter. analyzing systematically " structure vibration mode ", " vibration period ", " structure lateral rigidity ", " seismic action force ", " seismic response force ", " floor seismic shear force ", " lateral horizontal displacement of structure " and " members internal force ". results indicate : ( 1 ) based on equal area, the special - shaped columns replaced the rectangle columns, the structural lateral rigidity enlarges, the lateral displacement minishes obviously, the earthquake response increase slightly, the biggest increasing amount of frame columns axis - compress ratio is smaller than 0. 08. the whole aseismic performance of structure has improved ; ( 2 ) when the section ' s length and section ' s thickness ratio of special - shaped columns is smaller than 3. 6, the structure benefits to resist seismic action ; ( 3 ) the angle of horizontal seismic action with the whole coordinate is 0 degree, structure earthquake response is bigger, belonging to a control factor of structure aseismic design ; ( 4 ) the frame - truss structure with special - shaped columns and the " a " - brace has the biggest lateral rigidity ; ( 5 ) the frame - shear wall structure with special - shaped columns have bigger lateral rigidity and smaller displacement, members internal force enlarged just rightly, have much superiority of resisting seismic action ; ( 6 ) in the higher seismic fortification criterion region ( 8 degree of seismic fortification intensity ), aseismic disadvantageous building site ( iii type site ), adopting special - shaped columns structure system, should reduce possibly the building ' s self - weight in order to reduce the earthquake response ; ( 7 ) the response spectrum method of computing seismic response and the time - history analysis method have similar analysis result
西安理工大學碩士學位論文在水平地震作用下,並考慮風荷載組合,分別對「矩形柱純框架結構」 、 「異型柱純框架結構」 、 「異型柱框一析架結構」及「異型柱框-剪結構」等四種結構體系,通過改變結構參數,運用空間有限元方法,進行地震作用計算。系統地分析研究「結構振型」 、 「振動周期」 、 「結構側向剛度」 、 「結構地震反應力」 、 「樓層地震剪力」 、 「結構側向位移」 、 「層間位移角」 ,以及「構件內力」 。結果表明:在等面積原則下,異型柱代換矩形柱后,結構剛度增大,側向位移明顯減小,地震反應力略有增加,框架柱軸壓比最大增幅小於8 % ,結構整體抗震性能有所提高;當異型柱肢長肢厚比小於等於3 . 6時,結構有利於抗震;水平地震作用力與整體坐標夾角為0度時,結構地震作用效應較大,屬結構設計的控制因素之一;異型柱框一析架結構採用「人」字斜撐,側向剛度大於「八」字斜撐和「人一八」字混合斜撐;異型柱框一剪結構側向剛度大、位移小,構件內力增大適中,是一種抗震性能優越的結構體系:在抗震設防烈度較高地區( 8度)和抗震不利的建築場地( m類場地) ,採用異型柱結構體系時,應盡可能減輕結構自重,降低地震作用力;分別採用「振型分解反應譜」法和「時程分析」法進行地震作用計算,兩種方法所得結果基本一致。Firstly, behavior and destroying mechanism of pile under inclined loads are systematically discussed based on summary of research on pile under inclined loads home and abroad, and then a power series solution for displacement and stress calculation of pile under inclined loads in layered soils is presented. based on the solution, the calculation of soil reaction force at the flank and bottom of piles, vertical and horizontal displacement of piles and maximal bending moment of piles is concluded
本文首先系統地回顧了國內外傾斜荷載樁研究工作,在此基礎上詳細討論了傾斜荷載下基樁的受力特性和破壞機理,從而導出了處于成層地基中的傾斜荷載樁的內力及位移分析的冪級數解,並以冪級數解的分析結果進一步導出了樁側及樁端土體抗力、樁身豎向及水平位移、樁身最大彎矩的計算方法。Then the author gives the method to determine the parameters of the generalized elastic theory. computing examples show that the bearing capacity of the piles depend on the load inclination and the pile battered angle. under the vertical load, the vertical pile has bigger bearing capacity than the battered pile
算例表明,豎向受荷直樁比斜樁有更大承載力;水平受荷單樁, 「正斜」斜樁有較大的承載力, 「負斜」斜樁承載力較小,直樁居中。Under the lateral load, the positive battered pile has bigger bearing capacity than the vertical and the negative pile. the allowable settlement of the pile head is suggested and the vertical pile can bear load with inclination of less than 10, and the battered pile bearing vertical load can be angle of less than 10. then the paper employed the generalized elastic theory in pile group, considering the interaction between pile - soil
就樁頂的豎向沉降而言,樁身的微小偏斜(小於10 ) ,對豎向受荷樁的正常使用沒有明顯的影響;傾角太大的斜樁承受豎向荷載的能力有所減少;直樁可以承受一定傾角(小於10 )的傾斜荷載,這時的傾斜荷載對樁頂的沉降影響較小,但樁頂水平位移增加比較明顯。分享友人