shear damage 中文意思是什麼
shear damage
解釋
剪切破壞-
Based on the experiment results, the damage form of abnormal exterior joint are summarized, characteristics of hysteresis curve are studied, the effect of stirrup ratio and height of column section and beam section on anti - shear property of abnormal joint are discussed, working mechanism of abnormal exterior joint is researched, the conclusion that the anti - crack and bearing capacity of abnormal joint are studied by analyzing the minor core of abnormal exterior joint is proposed, the basic data is provided for the design formula of abnormal joints
根據試驗結果，總結了異型邊節點的破壞形態，研究了節點滯回曲線的特徵，討論了節點核芯配箍率、樑柱截面高度變化對異型邊節點抗剪性能的影響，分析了異型邊節點的受力機理，提出應以「小核芯」為分析單元來研究此類節點抗裂和承載力的建議，為異型節點設計公式的建立提供了基礎數據。 -
The test results another is made of four welded equal - leg angles with show that the ribs ( lips ) cohere with concrete very well before the specimens are damaged, and the damage modes are mainly of shear forms
結果表明：薄壁鋼管混凝土短柱以剪切破壞模式為主；肋與混凝土在試件破壞之前，均能保持良好粘結。 -
The triaxial shear test of the original loess is carried out and the ct scanning is ongoing at the same time. combining images and data of the ct scanning with the stress - strain curve, the course of soften dehiscence damage and harden yield damage is explained by means of damage theory
進行了原狀黃土的三軸剪切試驗過程中的ct掃描，結合ct圖像、數據與應力應變曲線，利用損傷理論方法解釋了軟化開裂破壞和硬化屈服破壞過程。 -
Firstly, the shear wall ' s load - carrying capacity, displacement, properties of ductility, shape of damage, distribution of plastic hinge are analyzed through delaminating combination finite element method with numerical value method
首先選用分層組合式有限元方法利用數值方法分析剪力墻結構的承載力、位移、延性性能、破壞形態、塑性鉸等問題。 -
The precious method to simulate earthquake accelerations is not perfect because the points on the interface still move according to the simulated acceleration when the points " motion ends, which is obviously a paradox. if the points " velocity is not zeroized, soil ' s damage value based on shear stress ' s peaks or extrema is overestimated in multi - point input analysis. the new method ' s rationality is analyzed
以往人工合成的地震波在地震結束時即地震加速度恆為零時速度不為零，這與合成地震動是「模擬輸入點從靜止到運動再到靜止的運動過程」這一要求不一致，同時導致時域內多點輸入分析時差動力過大以至算出的損傷值過大，於是本文提出了簡易的地震動速度歸零化方法並分析了其合理性。 -
Based on the pseudo - static experimental results of nine abnormal joints, the damage process of abnormal joint is divided into four stages of original crack, entire crack, ultimate state and failure, the effect of axial force ratio, stirrup ratio and height of column section on seismic behavior of abnormal joint are discussed, the conclusion that anti - shear capacity of abnormal joint are studied in entire crack state by studying the minor core of abnormal joint is made, the calculating formula for anti - shear capacity of abnormal joint is proposed with a view to asymmetry in stirrup yield
摘要根據9個鋼筋混凝土框架異型節點試件的擬靜力試驗結果，指出異型節點受力過程分為初裂、通裂、極限和破壞4個階段；討論了軸壓比、節點核芯配箍率、柱截面高度變化對異型節點抗剪性能的影響；提出應考慮節點核芯區箍筋屈服的不均勻性並在通裂狀態下以「小核芯」為分析單元來研究此類節點抗剪承載力的建議；最終給出了異型節點抗剪承載力的計算公式。 -
The permanent displacement caused by accumulated damage is calculated in equivalent joint - force method, while the way to calculate the equivalent joint - force is consummated, both in the equivalent joint - force method of horizontal face and maximal static shear stress face
而多點輸入由累積損傷引起的永久位移可採用等價節點力法，水平面和最大靜剪應力面兩種等價節點力法中等價節點力的計算方法都在本文得到完善。 -
Regarding the rc beams subjected to concentrated load or even load and braced by bonding steel, an analysis is made on the relevant factors influencing maximum anchorage shear stress of steel sheet. the analysis is based on elastic theory and makes use of the formula for calculating anchorage shear stress of steel sheet. as indicated by the results, the maximum anchorage shear stress not only realtes to such parameters as height of cross section of rc beam and span but also relates to the thickness of adhesive layer, elastic modulus, thickness of steel sheet, and length of steel sheet. the present method will check maximum an chorage shear stress on the end of shear sheet so as to prevent rc beam from local damage. the present results will offer important reference for our country to further perfect bracing design by bonding steel method
在彈性理論的基礎上，利用鋼板錨固剪應力計算公式，對在集中荷載或均布荷載作用下採用粘鋼加固的混凝土梁，分析鋼板錨固最大剪應力的有關影響因數.結果表明，最大錨固剪應力不但和混凝土梁的截面高度、跨度等參數有關，還和粘膠層厚度、彈性模量、鋼板厚度及鋼板長度有關.採用文中方法可以對鋼板端部最大錨固剪應力進行驗算，防止混凝土梁出現局部受拉破壞.研究結果為進一步完善我國粘鋼法加固設計提供重要的參考資料 -
The seismic behavior of longitudinal middling - high r. c shear wall with frame column is discussed through model experimentations and finite element methods in this paper, after taking frame - shear wall structure of a main factory building of the large capacity power plant as experimentative prototype. the major work as follow : in order to appliance pseudo static test, the longitudinal middling - high r. c shear wall with frame column in the large capacity power plant ' s main factory building has been simulated to a model structure with 1 / 15 reduced - scale. the contents of study are process of cracking, course of damage, skeleton curve, rigidity degradation, ductility characteristic etc. that the seismic behavior of this kind of middling - high r. c shear wall is excellent has been proved by chubby hysteretic curve and fine capacity of energy dissipation
本文以某大型火電廠主廠房縱向框架一剪力墻結構為原型，通過模型試驗和有限元分析，研究了縱向帶邊框柱中高剪力墻結構的抗震性能問題，主要內容有：選用1 15縮尺比把某大型火電廠主廠房縱向帶邊框柱剪力墻原型結構模擬為一個模型結構，並進行了偽靜力試驗，研究了這類縱向帶邊框柱中高剪力墻結構的開裂與破壞過程、骨架曲線、剛度退化、延性性能等問題，試驗滯回曲線飽滿，消能能力強，說明此類中高剪力墻的抗震性能較好。 -
Based on the continuous damage theory, considering the shear effect, the high - order shearing, flexural and in - plane deformation coupling model is built ; through the nonlinear fem analysis of rc beams strengthened with frp, the damage theory and damage course is researched ; compared with experiment results, it shows that the model is effective ; the fem analysis software is prepared to provide simple and effective method for the engineering application ; using the soft the frp strengthened beams before and after damage is modeled so as to provide the theory base for engineering application
摘要基於連續損傷理論，考慮膠層的剪切效應，建立frp加固鋼筋混凝土梁的高階剪切彎曲及面內變形耦合模型，編制了有限元分析的軟體，進行非線性有限元分析；通過與已有的試驗結果進行對比，證明該模型的簡單，有效性；利用該軟體對未加固混凝土梁，初始進行加固的混凝土梁以及最大拉應變達到極限值時進行加固的混凝土梁等幾種情況進行數值模擬。 -
This paper, in allusion to damage of expansion joint of bridge, introduces a sort of new structure of jointless device - semi - integral abutment jointless bridge, and establishes model of general structure finite element of this bridge, and in details analyses its qualities of stress. the model considers the interaction of superstructure - substructure - soil. resistance of the soil behind abutment adopts still soil pressure and elastic resistance when the temperature rising, but active soil pressure when dropping. analysis of qualities stress of bridge includes of action of dead load, car load, temperature load of season character. taking an 100m length pc semi - integral abutment jointless bridge as instance, the paper establishes the model of plane frame by applying large common software - anasys, and analyses it by elastane and large deformation to imitate character of stress and deformation of general bridge. at the same time corresponding models of finite element of joint bridge and integral abutment bridge are established, and unique stress and performance of structure of semi - integral abutment jointless bridge are researched by comparing and analysing character of three different models under same loading, and controlling factor of design and constitution are generalized. in conclusion, for semi - integral abutment jointless bridge, on one hand shear, moment and deflection of the main beam and axis force of substructure are approximate with that of joint bridge, and integral stifmess of structure is increased and damage of expansion joint is eliminated, on the other hand there is axis force in main beam, shear and moment of substructure are bigger than that of joint bridge. in all this type of jointless bridge has rational stress and is worth of application and popularization
半整體式橋臺無縫橋梁計算模型考慮了上部結構-下部結構-土的共同作用；臺後土抗力升溫時採用靜止土壓力加彈性土抗力，降溫時採用主動土壓力；分析橋梁受力性能時考慮了結構自重、車輛荷載和季節性溫變荷載的作用。以一座橋長100mpc半整體式橋臺無縫橋梁為實例，採用大型通用軟體ansys建立平面框架模型，進行彈性、大變形分析，模擬全橋受力和變形特點；同時建立與此對應的有伸縮縫橋梁和整體式橋臺無縫橋梁有限元模型，通過三種橋型同步加載對比分析，研究半整體式橋臺無縫橋梁獨特的受力特點和結構性能，總結其設計控制因素和構造要求。通過本文研究知：半整體式橋臺無縫橋梁主梁的剪力、彎矩、撓度和下部結構的軸力與梁式橋相近，結構整體剛度增大，併除去了伸縮縫病害；但主梁增加了軸力，下部結構剪力、彎矩較梁式橋大；綜合分析是一種受力合理有實踐和推廣價值的橋型。 -
If the inputted accelerations are velocity - zeroized and the damage value is calculated according to shear stress " extrema, as to 100 - meter - high earth dam, multi - point effect is not distinct ; but as to 240 - meter - high earth dam, in the part where permanent displacement and damage value is originally bigger the response is less tenser than that by one - point input, and in the part near basement the maximal shear stress and damage value is bigger, that is the multi - point effect in time domain
若同時進行了多點地震動速度歸零化和採用基於極值的損傷值計算方法，對於100米高的土石壩，多點輸入與單點輸入反應十分接近。對於240米高的超大型土石壩，壩體內永久位移和損傷值較大的部位多點輸入的反應量較小，這是多點輸入反應的特點或說多點效應。另外，多點效應也包括壩基部位的最大動剪應力和損傷值偏大這一效應。 -
A more reasonable method to calculate soil ' s damage value is advanced, which bases on extrema of irregular dynamic shear stress. previously it bases on peaks of shear stress to calculate damage value, but by this method the destructive action of multi - point inputted earthquake is overestimated, especially in the second half section of responding shear stress " time history the shear stress caused mainly by differential force undulate slightly on one side of its zero line
以往計算土體在不規則的動剪應力作用下的損傷值根據的是動剪應力的峰值，在時域內多點輸入分析中，由於差動力的的存在，使得時程後段動剪應力不穿零而在一側做幅度不大的波動，基於峰值的損傷值計算特別過高地估計了這段剪應力的破壞作用，過高的程度還隨延時增加而增加。 -
Based on the pseudo - static experimental results of nine specimens 1 / 5 - scale specimens and failure characteristic in the structural test, the damage mechanism and the failure of abnormal joints under the shear force is analyzed. the paper discusses the possible affections of stirrup ratio, the changes of beam or column sections and initial eccentricity on carrying capacity of abnormal joints. according to experimental data, the formula for calculation of the shear - bearing capacity of abnormal joints is given
針對該類框排架結構中通常存在異型節點的實際，在9 （其中邊節點4個、中節點5個）個1 5的偽靜力試件試驗研究及整體結構模型中該類節點破損特點的基礎上，提出了異型中節點和邊節點的破壞機理，針對異型中節點和邊節點的受力特點給出了該類異型節點的抗剪承載力計算公式和節點區的加強構造措施。 -
With the different loading ratio of parallel to axis and normal to axis direction, damage defects will occur bulking problem. by varying the degree of material anisotropy relative to the loading axis such as poisson ' s ratio and shear modulus, crack growth bulking strain value parallel to or normal to the loading axis is different. the parameters controlling the growth or arrest of the delamination damage are identified as the geometry and the depth of defects and radius of cylindrical etc. at last, it was investigated that the delamination damage is often induced by the tip of matrix damage under higher stress
研究結果表明:殼體筒段受軸向拉伸和內壓載荷作用時，軸向和環向載荷的比率不同，母層和子層可能發生拉伸屈曲，也可能發生收縮屈曲，或者同時發生拉伸和壓縮屈曲;母層與子層各向異性存在差異，即泊松比與剪切模量不匹配時，將使子層板的邊界上承受壓縮和剪切作用，當分層達到臨界狀態則發生屈曲，當母層與子層的各向異性差異越大，則發生分層屈曲的可能性越大;分層損傷的屈曲應變值與子層自身的彈性模量、分層子層的形狀、厚度以及圓柱半徑等因素有關。 -
A complete parabolic shear - lag analysis containing delamination damage induced by transverse cracks was proposed and applied to predict the global properties of materials
第三，研究了在應力較高時橫向開裂裂紋的裂尖引發的分層損傷現象。 -
Because explosive shape is regular, steel plate mainly occurs shear damage similar to hole piercing, the extent of damage gradually increase with explosive mass increasing, finally explosion outcome will enter oilcan ' s interior from crevasse
由於藥柱形狀規則，鋼板主要發生類似沖孔的剪切破壞，破壞程度隨炸藥質量的增加而加強，爆轟產物會從鋼板破口處進入油罐內部。 -
Supposed the two nonreversible deformations both obey the drucker law, the plastic loading function was established based on experimental data and the plastic work was used as hardening parameter supposed loess damage is mostly due to shear and the damage potential function has the same form of the equivalent plastic strain line in the plastic part, the damage potential function was gained by fitting the test data
假定兩類不可逆變形都服從drucker公設，根據試驗數據確定以塑性功為硬化參數的塑性加載函數。認為損傷主要由於剪切產生，假定損傷勢函數與塑性部分的塑性剪應變等值線具有相同的形式，通過試驗數據擬合得到損傷勢函數，然後根據損傷理論推導建立q1黃土的彈塑性損傷本構模型。 -
Based on the damage evolution formation depicted by kachanov of brittle materials in unitary stress state, in this dissertation, the constitutive equation of nonlinear damage material is given, macroscopically, on the assumption that damage variable is exponential relation to strain, d = ( gy i k ) ", where g is the shear module, k is the damage module and the y is the effective strain, d is damage variable and n is hardening exponent
在kachanov描述的一維應力狀態下的脆性材料的損傷演化模型的基礎上，文中給出非線性損傷材料的本構方程，唯象地假設損傷變量與應變成冪次關系， d ~ * = （ g / k ） ~ n ，其中g為剪切模量， k為損傷模量，為有效應變因子， d為損傷變量， n為硬化指數。 -
Furthermore, the fruits damage will be studied from a new point of view - ? he force applied on the cells. according the structural characteristic of the plant call, a hexagon mechanical model for plant cell was proposed. then, using the mechanical theories and finite element method, the deformation, wall stress and turgor for plant cells, under compression and shear, was analyzed
本文根據植物細胞結構的力學特點和力學原理、利用有限元方法，以二維問題為研究對象，建立了能夠描述植物細胞單體受力變形、細胞壁應力和內壓變化和便於建立宏觀植物組織力學模型的單細胞力學模型。
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