簡單剛架 的英文怎麼說
中文拼音 [jiǎndāngāngjià]
簡單剛架
英文
simple frame-
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。Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account
依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型，對中國古代木結構中的典型構造如：柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究： （一）通過木柱石礎靜摩擦試驗，測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律； （二）通過單柱承載力試驗，測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量； （三）通過柱架低周反復荷載試驗，測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數； （四）通過斗?低周反復荷載試驗和受壓試驗，測定了古建築木構件與木構件間摩擦系數，斗?抗側移剛度，斗?恢復力特性及滯回曲線，斗?抗壓極限承載力及受力變形規律； （五）通過抬梁式殿堂間架模型振動臺試驗，測定了殿堂木構架結構自振周期，地震反應振形、阻尼特性及阻尼比；按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量，對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。Because it is simple to make manufacture slab with slightly curved bottom, and is economical to use steel, and is relatively great in aspect of load bearing potential capacity, the slab often has been used as braced arch and rigid - frame arch bridges " deck slab in 1970s and 1980s
由於微彎板具有製作簡單、用鋼量省、承載潛力較大的優點，因而上世紀七、八十年代，在剛架拱橋、桁架拱橋中常用作橋面板。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。Characterizing and analyzing the dynamic properties of the humanoid - robot is one of the key problems in the research field of robot. but at present, the existing mo - deling methods of the humanoid - robot dynamics are based on the theory of traditional multi - rigid - body dynamics, and usually simplifying the system as framework with multi - rigidity poles and simplex joints. for this reason, the walking dynamic perform - ance of the humanoid - robot is pictured only approximately by these methods
精確地描述和分析系統動力學特性一直是仿人機器人研究方向需要解決的關鍵課題之一，而至今為止，針對此系統的已有建模理論和方法一般是以其結構剛性桿件簡化，以及將桿件以單純鉸鏈聯結成「骨架」為前提，建立在傳統多剛體動力學理論基礎上，這些研究成果由於結構的簡化和多剛體理論的局限，只能近似地反映仿人機器人系統的步行動力學特性。The floor of the high - rise frame structures is very suppleness when the frame structures subjected to the vertical seismic actions, it is impossible to confirm that each member has the same displacement in the same floor, so it is impossible that the summation of axes stiffness of each vertical member represent the global vertical stiffness of the frame structure
高層建築框架結構在豎向地震作用下，樓板在豎向剛度是很小的，一般不予考慮，認為相對無限柔性，而梁的剛度也是有限的，不可能保證各豎向構件在同一樓層豎向位移相同，因此不能簡單地用各豎向構件軸向剛度之和來代表結構的總豎向剛度。Experience formula is applicable for some small and low precision - requested assembly fixture, for some complicated and large scale ones, fem for space frame is requested. at the end, an example based on this system has been given
即對于結構簡單、精度要求不高的部裝型架，採用材料力學和結構力學理論公式進行剛度校核；對于總裝等結構復雜，精度要求高的大型型架，採用空間剛架的有限元分析。Steel frame with welding joint easily occur brittle collapse because of having a low ductility at joints then ， a semi - rigid connected steel frame has large the energy absorption capacity which can resist dynamic loads and the using steel qualities of bracing system and joints are small so adopting a semi - rigid jointed steel frame is economical and stable but for semi - rigid connections are complex and variable ， in conventional analysis and design of steel structures ， it is usually assumed that the connections between columns and beams are either rigid or pinned the analysis of steel frames adopting the assumption can simplify the procedure of analysis and design ， but cannot precisely reflect structural practical circumstance and the errors of calculating results are large ， even ， get incorrect conclusions semi - rigid connection was referred to in chinese code for design of steel structures ( 2001 ， 10 ) ， however ， it isn ’ t specified how to apply semi - rigid joints in design in fact it cannot be carry out the purpose of the paper give a calculating method that accords practical engineering and easily put into effect worthwhile it is going to promote the development of semi - rigid jointed steel frame in design and heighten structural stability in the paper ， at first some commonly employed methods for the modeling of connection behavior are introduced richard abbott function modeling of connection is adopted for extended end plate bolted connection by the 34 test data comparing to regression analysis indicate richard - abbott function modeling of connection represents an excellent fit to test data then after a semi - rigid joint behavior can be modeled as a finite stiffness rotation spring ， base on rotation and displacement equation derive the element stiffness matrixes with semi - rigid connections where the effects ofj ointed flexibility geometric non - linearity and shear forces in the connection deformations have been considered in and fixed - end forces are modified finally, a program for calculating semi - rigid with incremental - iterative method has been
本文的目的就是為半剛性連接鋼框架的設計提供一種既符合工程實際又簡便易行的計算方法，供規范使用過程的補充、延伸或參考；同時，也將促進半剛性連接鋼框架設計技術的發展，為提高結構安全性能、節省工程成本發揮應有的作用。本文首先介紹了常見的幾種應用較為廣泛的樑柱連接彎矩轉角關系模型，在分析比較的基礎上，選用richard ? abbott函數模型作為外伸端板連接彎矩轉角關系模型，通過對34個外伸端板連接的實驗數據與回歸分析得到的參數比較可知，經回歸分析得到的此模型參數與實驗數據符合較好。然後用彈簧表徵連接點的轉動剛度，根據梁的轉角位移方程推導出半剛性連接的剛度矩陣，在單元剛度矩陣中考慮了節點柔性、幾何非線性和剪切變形的影響，並對固端力進行了修正，最後用增量迭代法編制有限元程序進行計算和分析。The design of vehicle suspension system must be adapted to the requirement of the ride comfort and the control stability. it ' s difficult for traditional passive suspension to enhance the ride comfort. however, semi - active suspension can meet the ride comfort well because its suspension parameters such as damp coefficient or spring firmness can be adjustable
車輛懸架系統的設計必須適應行駛平順性和操縱穩定性的要求，傳統的被動懸架系統已無法從結構設計上使車輛具有良好的平順性，而半主動懸架由於其懸架參數如阻尼、彈簧剛度等具有可調性，使得它可以很好地滿足車輛行駛過程的需要，同時與主動懸架相比，由於工作中幾乎不消耗發動機的功率，結構簡單，造價較低，因此受到車輛工程界的廣泛重視。During dynamic analysis of framework, according to mechanical performance of reinforced concrete frame structure under seismic force, the element of beam and column can be simplify into 5 pole element whose stiffness is variable. then damage model of 5 pole elements with variable rigidity can be established if the damage parameters based on elastic transformative energy are generalized into pole elements
針對地震力作用下鋼筋混凝土框架結構樑柱的受力特性，對框架進行動力分析時將樑柱構件簡化為五段變剛度桿單元，將基於彈性變形能的損傷指標推廣到桿件，建立了該五段變剛度桿單元的損傷模型。Simplified analytical method is adopted to analyze the interactions between soil and foundations, three - dimensional finite element method is used to analyze the interactions between superstructures and foundations, the effect law of superstructures towards the internal force of foundations is discussed through a simple frame model, and the insufficiency of conventional method is demonstrated
採用簡化分析方法分析地基與基礎間的相互作用，採用三維有限單元法分析上部結構和基礎間的相互作用，通過一個簡單的框架模型探討了上部結構剛度對基礎內力的影響規律，論證了常規設計方法的不足。In the traditional design and analysis on steel frames, the beam - to - column connection whose behavior affects steel frames overall performance, was assumed as rigid or pinned, which could n ' t reflect the actual fact
鋼框架中樑柱連接的性能直接關繫到結構的整體反應，而傳統設計和分析將連接簡單假定為剛接或鉸接並不能真實反映實際情況。分享友人