軸向加載 的英文怎麼說
中文拼音 [zhóuxiàngjiāzǎi]
軸向加載
英文
axial loading-
On this foundation the article inducts in detail the method which is based on the relative settlement of calculating unit area end support ( qb ) force at the same time considering the feature of pedestal pile ' s " arch effect " the article introduces conception of pile effective length and finally obtain t he formula of calculating man - made pipe with bulb - shaped axial carrying capacity. the article uses marc program to calculate and analyze foundation soil ' s stress and displacement and gets the change curve chart and the proportion that is shared by king - pipe side soil friction resistance and pipe end counterforce respectively. the article inducts the structure of pedestal in detail on the basis of generalizing pedestal application cases of many countries
在此基礎上論文詳細歸納了以相對沉降為依據確定單位面積端承力q _ b的計算方法,並考慮擴底樁的「拱效應」特點引入了有效樁長的概念,最後結合公路規范推出了比較實用的人工挖孔擴底樁軸向承載力計算公式。論文運用了marc程序對地基土的應力和位移進行了有限元數值計算分析,得到了地基土的應力和位移場的變化曲線和在加載過程中樁側土摩阻力和樁端反力各自所承擔的比例;本文還在總結各國挖孔擴底樁應用情況的基礎上就擴底樁的構造進行了詳細的歸納。Results : 1 ) under the same condition of loading, the stress and displacement of mesial occlusal rest design was smaller than that of distal occlusal rest design in abutment teeth and soft tissue under the base, however, the magnitude in the soft tissue under base was bigger. 2 ) when a distributed vertical load was applied to the artificial tooth abutment teeth regions, the stress distribution was similar to that of concentrated load in the artifitial tooth, and stress magnitudes were higher. 3 ) under the condition tested, the mesial occlusal rest design caused the stresses that were more in line with the long axes of the abutment teeth than did the distal occlusal rest design
結果: 1 )在同一加載條件下,近中(牙合)支托設計與遠中(牙合)支托設計相比,基牙及基托下軟組織的應力和位移值減小;基托下軟組織的應力和位移值大於基牙; 2 )基牙及義齒整體加載時,各基牙應力分佈規律與人工牙加載相同,但應力值增大; 3 )近中(牙合)支托設計使基牙受力更趨于軸向。2. by using the rmt - 150b servo rock testing system, we have performed uniaxial compression test and analysed mechanical parameter of swelling pressure at different water contents. 3
利用自製的膨脹儀,對紅山窯膨脹巖進了側向約束無荷載膨脹試驗、側向約束軸向加壓條件下的膨脹試驗以及膨脹壓力測試。This article gives the subsistent ability and the analysis result of intensity after repair in the open field airplane composite material structure by research the intensity, rigid and repair problem under a axis compress loads on a typical three stiffened composite laminate which has a penetrability crack ( a scatter damage ) by a shrapnel
本文通過飛機典型復合材料三加筋層壓板結構在被彈片劃開一穿透性切口(離散源損傷)后,在軸向壓縮載荷作用下所產生的強度、剛度以及修理問題展開了技術研究及探討,給出軍機復合材料加筋板在彈擊後生存力以及外場修理后強度恢復分析結果。3. a space bond slip relation of reinforcements in either end of a member is proposed, based on one - dimensional bond slip model of reinforcements proposed by teng zhiniirmg from tsinghua university, the first - time loaded ascending stage ? curve of which model is modified as the line which parameters are not changed so as to simply the computation. the bond, slip is regarded as the boundary nonlinearity of a member
3 、採用清華大學滕智明建議的一維鋼筋粘結滑移恢復力模型,但從簡化計算的角度出發,將首次加載的上升段曲線改為直線,並假定構件端部的諸多縱向鋼筋的滑移服從平截面假定,考慮由節點錨固區粘結滑移引起的構件端截面軸向和兩轉角附加變形。The structure of the deformation bands was observed and photographed by a microscope with a camera accessory. a user material mechanical behavior ( umat ) subroutine was developed based on the crystal plasticity model, and with it, the anisotropic elasto - viscoplastic behavior in single crystals was described. slip systems " evolution was simulated by using finite element method with the subroutine
本文使用數值模擬的方法對[ 001 ] 、 [ 011 ] 、 [ 111 ]以及偏軸加載的多種取向試樣進行了拉伸試驗模擬和循環模擬,研究了不同取向的試樣在加載過程中滑移系的演化情況,並對試樣的宏觀力學行為和細觀機理進行了評述。Through developing the comprehensive experiment device with large - scale drum strength and stability, the stress - measuring experiments of various wall thickness of the normal drums of the cranes were performed. the law that the stress of the drums along the circumference and along the axis changes with the load increase of the wire ropes was studies for the first time
通過研製全比尺大型捲筒強度、穩定性綜合試驗裝置,對起重機常用規格的捲筒進行了各種壁厚條件下的應力測量試驗,首次對捲筒體周向和軸向應力隨鋼絲繩逐步加載過程變化的規律進行了研究,發現最大應力產生在鋼絲繩繞過后3 ~ 5圈截面處,該現象與理論分析結果也是符合的。This research was also supposed to provide a valuable reference for the construction of 500kv eastern hangzhou transformer substation project. to guarantee the rationality of the torsion and bending load application, a set of experimental equipments was transformed from a traditional one by exerting tangential force on the brim of the fan board and conducting broad - billed roller application. in the actually fulfilled experiments on the capabilities of the members under different ratios of torsion and bending, the equipments proved to be well qualified in load applying to large - tonnage members
試驗中,為保證扭轉及彎矩荷載施加的合理性,在浙江大學工程結構試驗室原有的加載設備的基礎上,分別採用在扇形板邊緣施加切向力和寬軸承滾軸加載的方法,改造並調試出一套可專門用於大噸位構件施加扭轉荷載及組合作用的試驗設備,並利用這套設備進行了離心鋼管混凝土構件在不同彎扭比的組合作用下的試驗研究。A lateral restricted swelling constitutive relationship, in which the effect of water content and axial loading are considered, has been proposed. 5
建立了膨脹巖在側向約束,軸向加壓條件下側限膨脹應變與含水率、軸向荷載之間的關系。In this thesis summarize how to avoid and deal with the negative friction in designing and using. researches indicate : ( 1 ) the negative friction in pile will lead to large number of down load in some designs. this friction must be considered in design to avoid the sedimentation and destroy in the building
研究結果表明: ( 1 )在工程設計中,有些情況由於負摩擦力產生的下拉荷載數值相當大,在設計中應充分給予重視,以避免在使用中由於下拉荷載使樁的軸向荷載增加引起樁的沉降或不均勻沉降,而導致建築物的破壞。Yingxian ancient wooden pagoda is a flat - form tall building, which was formed by the superposition of monolayer temples. the height of 67. 31 meters made it encountered two unprecedented puzzles : firstly, with the height increased whopping, wind resisting and aseismatic capability become the main question of the whole structure ; secondly, because of the weight increased unconventionally, members of the lower 1 ~ 3 floors hold overloading perpendicular to grain and they brought large vertical deformation
相對於一般殿堂結構,高度和自重的成倍增加,使木塔遇到前所未有的兩項難題:其一是因自重增加,使承受上層柱軸向荷載的梁(普拍枋和梁? )橫紋局壓應力成倍地超過設計強度而產生嚴重的壓縮變形甚至劈裂,導致木塔整體豎向變位。Standard test method for individual piles in permafrost under static axial compressive load
靜態軸向壓縮加載下永凍層中各個疊層的標準試驗方法According to the documentation collected from domestic and abroad wang wei dong who works in huadong architect and structure institute utilizes the similar work property between the underground continuous wall and pile subjected the vertical loads, and introduces poulos method of elasticity and plastic which applies to pile foundation into the calculation for subsidence of underground continuous wall. pujialiu and yu yuzhou from water and electronic engineering of qinghua university, according to the result of three axes, define the concrete parameter utilize the model of non - linear e - b combined with the design cross section of dam in xiaolangdi, yellow river accept the total stress programme of thepd dam, and we analyze the stress and displacement of plastic concrete diaphragm wall by finite element method in comparison with the result of common concrete one. at same time, we consider the effect of the character of plastic concrete diaphragm wall which is composed of different gradients and adopting the level of stress and pulling stress infers whether the plastic concrete diaphragm wall is safe or not
地下連續墻是一種歷史較短的施工方法,目前,砼防滲墻的設計還是以傳統的設計方法為主,根據查找國內外文獻資料,華東建築設計院王衛東利用地下連續墻與樁在豎向荷載作用下的工作性能有相似性,將適用於樁基的poulos彈性理論引入對地下連續墻的沉降計算中;清華大學水利水電工程系濮家騮、于玉貞根據三軸試驗結果確定混凝土的參數,利用非線性e - b模型,結合黃河小浪底土石壩設計剖面,採用thepd土石壩總應力程序,對深覆蓋層塑性混凝土防滲墻的應力、位移進行有限元分析,並與普通混凝土防滲墻計算結果加以對比,同時分析了不同配比塑性混凝土特性的影響,並採用應力水平和拉應力數值來判斷塑性混凝土防滲墻的安全程度。In this paper, considering the additional bending moments of the axial load about the lateral displacements ( i. e. the second - order effect ), an iterative computer analysis procedure is proposed to predict the load - deformation relations and ultimate loads of steel - concrete composite columns of arbitrary cross section
本文考慮長柱在軸向荷載作用下的附加彎矩影響(二階效應) ,提出了一種適用於任意截面形式鋼-砼組合長柱的荷載-變形關系分析和極限承載力分析的數值迭代計算機方法。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。However, the interparticle friction did not appear to have a significant effect on the magnitude of the lateral stress developed during the uniaxial compression
然而,顆粒間的摩擦對軸向加載時系統產生的水平應力沒有很強的影響。First, considering the change of stress conditions in excavation slopes by means of triaxial equipment, the triaxial tests of three kinds of stress paths of q3 and q2 loess, including lateral unloading, keeping mean normal stress changeless and conventional axial loading, is carried out under different water content and consolidation stress conditions
本文就黃土挖方高邊坡工程問題,首先在三軸儀上考慮邊坡開挖過程應力條件的變化,進行了q _ 3 、 q _ 2黃土不同含水量條件下圍壓卸荷、等p剪切及軸向加載三種應力路徑的試驗。Axial loading system
軸向加載系統5. aiming at the specific mission that intercept the warhead of tactical ballistic missile, the new issue for designing the guidance law is analyzed, and a new guidance method that fit for the mid - course is presented, based on the idea of predicting the intercept point. to design a feasible terminal guidance law, the shortcoming existing in the proportional navigation when intercepting the warhead is firstly
針對攔截戰術彈道導彈這一特殊任務,分析了導引律設計面臨的新問題,提出了以預測攔截命中點為思想的中制導段導引方法,研究了末制導段比例導引律彈道形狀和過載分佈特點,在此基礎上為了改善比例導引律的缺陷,引入了目摘『要標機動加速度和導彈軸向加速度等信息、 ,又寸比例導引律進行了修正,井對導引律中各參數進行了優化。Iron and steel. fatigue test by axial loading
鋼鐵.軸向加載荷的疲勞試驗分享友人