滑移點 的英文怎麼說
中文拼音 [gǔyídiǎn]
滑移點
英文
scouring point-
According to specificities for jointed rock mass, multiple sliding failure of a jointed rock mass is presented, due to accumulation of stress along bedded plane of rock mass and destruction of remnant intact rock bridges between bedded planes and joints
摘要針對節理化巖體的自身特點，提出沿巖體層面產生的應力集中以及層面與節理之間的殘餘完整巖橋破壞，將可能導致巖體產生復合式滑移破壞。So this base isolation technique has profound prospects. unfortunately there exist definite difficulties in the calculation because of the nonlinear of the base friction force. now, both the equivalent damping method and the numerical calculatin of the vibration response of the base - isolated buildings are frequently used in the calculation of the seismic response of the base - isolated building. however both of them have certain drawbacks. in this paper, the response of the building with base - isolation system is derived by the method of fourier expansion for the friction force and the earthquake response. at the same time, the sliding vibration character of inertia of a single mass structure and the sliding vibration response of a muti - mass structure are discussed. the stable condition of the sliding base isolation system of a structure is given. in the end, two circes of base fixation and base sliding are analyzed by adopting ansys
本文利用對摩擦力和地震響應進行付氏級數展開的方法導出了基底具有摩擦隔震系統的地震反應。同時，文中從研究單質點結構的滑動振動慣性力入手，進而對多質點結構體系滑動振動反應進行探討，分別給出了結構滑動隔震的自身穩定條件。最後，本文利用ansys對基礎固定和基礎滑移隔震兩種工況進行了動力模擬模擬分析，進一步證實了基礎滑移隔規律。Sliding displacement of beam longitudinal bars in staggered joints is smaller than in ordinary joints, and the beam bar " overstrength in staggered joints is more serious than in ordinary joints when shear force is equal in the two types of joints
2在節點所受剪力相同的情況下，錯層節點中梁縱筋的粘結滑移比普通節點的要小，梁筋的超強更嚴重。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。S. consideration of interaction on the nonlinearity about the material, the geometry, and the boundary of the columns subject to axial force. biaxial hending, and torsion, an analytical model of hysteretic curve of columns is presented, based on the sectional cross - sectional discrete yieldsurface inodel, the bond slip in anchorage zones regarded as the boundary nonlinearity of a memher. and the iterative procedure of displacement of inner nodes on the basis of the hamonization of displacement
5 、根據構件分段截面離散的屈服面模型法，把錨固區粘結滑移看成構件的邊界非線，以及基於位移協調的內結點位移迭代法，建立了能考慮構件壓（拉） 、雙彎、扭的材料、邊界、幾何非線性相互影響的柱空間滯回曲線分析模型。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。4. axial compressive ratio is advantageous to seismic behavior of staggered joints. it can improve joints first crashing loads, shear resistance capacity and reduce the sliding displacement of beam bars
軸壓比對節點的抗震性能有利，它可以提高節點的初裂荷載、抗剪承載力、減小節點中梁筋的粘結滑移量。According to the spread of nappe and relation between the nappe and depression, oblique - thrust fault zone was divided into three parts in this paper : sertengshan, lvliangshan and xitieshan. ( 3 ) according to macroscopic characteristics of fault zone, cleavage characters of fault zone, drag folds, the reverse " s " fold in the footwall, positive flower structures and small left strike - slip fault, the kinematics characters of fault zone of sertengshan - xitieshan are concluded : thrusting in section, left - slip fault in plane and the strike - slip displacement increasing from the west to the east
（ 3 ）根據斷裂斷裂帶的宏觀特徵、斷層帶劈理特徵、斷裂帶附近的牽引褶皺和斷層下盤的平面反「 s 」型褶皺以及斷層上盤剖面正花狀構造和平面左行小型平移斷層，認為賽什騰-錫鐵山斷裂帶運動學主要表現為剖面上的逆沖、平面上的左行走滑特點，並且走滑量具有自西向東增大之勢。Results showed that the ductility of bolt spjice is much better than welds, weaker splice joints develop larger plastic deformation, slipping between faying surfaces, bearing of bolts to hole surfaces and buckling of splicing plates are all ideal energy dissipation mechanism
試驗結果表明：螺栓拼接節點的延性遠好於樑柱焊縫連接；較弱的拼接節點產生較大的塑性變形；接觸面的滑移、螺栓與孔壁的擠壓和翼緣拼接板的屈曲都具有良好的耗能能力。The common construction methods, technological characteristics and requirements are summarized, which includes high altitude construction in bulk, assemble, segment by segment, integral assembly, integral propping up, whole installation and sliding construction
論述了大跨度鋼結構的一般施工方法、工藝特點及施工技術要點與難點，具體包括高空散裝法、分條或分塊安裝法、整體提升法、整體頂升法、整體吊裝法及滑移法。Referring to some type of the structure such as plane truss, grid truss and grid shell, the author dissertates the common construction technique including whole installation, integral propping up, integral lifting, high altitude construction in bulk, member assembly and sliding construction
結合大跨度鋼結構的各種形式，如平面桁架、網架、網殼等，概要的論述了其一般的施工方法、工藝和技術要點，包括整體吊裝法、整體頂升法、整體提升法、高空散裝法、分單元吊裝法和高空滑移法。From analysis of the test results the conclusions can be obtained as follow : the coefficient of friction under line contact is same as under point contact
研究表明：線接觸微動摩擦因數變化與點接觸形式相同；位移幅值在部分滑移區時，表面粗糙度對表面磨損有影響。Secondly, calculation theory of construction for suspension bridge is presented under the ideal condition of dead load design. linetype change stiffness of cable and slip stiffness of supporting points are deduced based on segmental catenary theory. then numerical analysis method through sgkz2000 software are introduced in detail about calculating design linetype for suspension bridge, unstressed length of cable, erection linetype of cable and pre - displacement of saddle without loads, erection linetype of wire strands, the fixed position for erecting cable band and linetype of lifting stiffening girders
其次，根據懸索橋恆載設計理想狀態建立了懸索橋施工計算原理；以分段懸鏈線索理論為基礎，推導了懸索的線形變化剛度和懸索支點的滑移剛度；介紹了懸索橋成橋設計線形計算、吊索無應力長度計算、空纜線形與預偏量計算、絲股架設線形計算、索夾安裝位置計算和加勁梁吊裝線形計算的具體方法、數值演算法及軟體sgkz2000的計算模塊的實現。The point - surface contact element is put forward to solve the large strain simulation of contact, slide and rotation among multi - objects
為了解決大變形條件下多個物體間任意接觸、滑移和旋轉的模擬問題，提出了點面接觸單元。In order to analysis the contact problem between elasticity roller and rigid plane, another iterative process is raised. supposing the right contact point has been known, the left contact point has to be found and the distribution of stick zone and slip one have to be determined in each iterative process. the outer load is evaluated according to the solved force distribution in contact zone
針對彈性滾柱與剛性平面的穩態滾動接觸問題，採用已知接觸區右端點來搜索接觸區左端點以及區內粘連區、滑移區分佈的迭代搜索方法，並根據搜索得到的接觸區內分佈壓力反求出外部載荷。The kinematic performance of the macpherson suspension on a real vehicle is studied, and the changes of the front wheel alignment and the motion of the front wheel in the longitudinal and the transversal directions are figured. based on the requirements of general layout, a constrained optimization design model is set up with the steering cross rod ball joint position as the optimization variables ( design parameters ), and the sum of steering cross rod length interference while the left front wheel turning and bouncing as the objective function. and the optimization results are worked out by programming on computer
針對一種實際車型上的麥弗遜式懸架，計算分析了轉向輪跳動時前輪定位角和車輪橫向、縱向滑移量的變化情況，並根據實際車型上麥弗遜式懸架的空間布置要求，建立了以轉向橫拉桿斷開點空間位置坐標為優化變量，轉向橫拉桿斷開點空間布置坐標可變化范圍為約束條件，車輪轉向和跳動時轉向橫拉桿長度干涉量為目標函數的約束優化設計模型。Based on behavior of joint core under cyclic reversal load, according to actual measurement load - displacement hysteresis loops, slip of longitudinal reinforcement passing through joint and shear deformation of joint in a serial of beam - column subassemblage tests, the typical slip hysteresis model of longitudinal reinforcement passing through joint and typical shear deformation hysteresis model of joint are proposed in this paper
本文以節點的受力特性及規律為基礎，基於若干樑柱組合體低周交變加載試驗的實測節點恢復力滯回曲線以及從中分離出來的貫穿節點的梁筋滑移變形結果、節點剪切變形結果，分析總結得到有一定代表性的梁端剪力與貫穿節點梁筋滑移之間和梁端剪力與節點剪切變形之間的滯回關系模型。Presents the basis content, load and condition of the design. the paper studies the integral curvilinear sliding construction for truss structure by using shape steel tube falsework for first time, which developes the technology of sliding construction
重點分析了型鋼管胎架的材料、構造、製作、拼裝及搭設；胎架設計依據、內容、荷載及工況；首次在實際工程中採用型鋼管胎架進行桁架胎架整體曲線滑移施工，拓展了滑移施工工藝。And then in detail the paper explains the main technique in sliding construction, which includes jacking scheme, plan layout, assembly, transport and stacking of component, setting of sliding system, setting of track, conformation of falsework, traction facility etc. third, the paper researches on se veral key points which are sum - up about technics flow of sliding construction, the select of falsework by bearing capacity which was calculated through three methods, the theoretic discuss on auto - control, dynamic or static inspect and adjust
然後對其中的重點問題作進一步的討論，包括滑移法工藝流程的總結；對胎架的選型參考腳手架的計算，運用規范、軟體程序等三種方法進行受力特徵分析，與已有腳手架試驗結果進行比較分析，得出較為符合實際的胎架承載力值；對滑移過程中的自動控制及動、靜態控制監測等做出了應用分析和理論上的探討。This paper is based on the working theory of anti - lock braking system, the properties of fuzzy control, the modelling for vehicle system and vhicle tyre. by using of wheel speed sensor, the gather of wheel speed is practiced by filter, amplier, modifying of wheel speed. based on the wheel slip ratio of abs. given vehicle speed and wheel speed, the wheel slip ratio is computed. the error and error change ratio of slip ratio is obtained by given refering slip ratio. which is the input of fuzzy control which comprises of input fuzzy
本文根據防抱死制動系統的工作原理，模糊控制的性能特點，車輛系統模型及車輪輪胎模型，利用輪速傳感器，對輪速進行濾波、放大、整形等實現了車輪速度的採集。採用基於車輪滑移率的防抱控制理論，根據車速、輪速來計算車輪滑移率。由參考滑移率計算出滑移率的誤差、誤差變化率並作為控制器的輸入變量完成了模糊控制的模糊化、模糊推理、模糊判決。分享友人