非軸向應力 的英文怎麼說
中文拼音 [fēizhóuxiàngyīnglì]
非軸向應力
英文
non axial stress- 非 : Ⅰ名詞1 (錯誤) mistake; wrong; errors 2 (指非洲) short for africa 3 (姓氏) a surname Ⅱ動詞1 ...
- 軸 : 軸Ⅰ名詞1. (圓柱形的零件) axle; shaft 2. (對稱部分的直線) axis 3. (圓柱形的纏繞器物) roller; spool Ⅱ量詞(用於纏在軸上的線以及裝裱帶軸子的字畫)
- 應 : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
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The cyclo - hoop effect which steel tubular has exert to the concrete shows the character of heterogeneous in the arch rib section, the same to the axial direction. the paper verifies the change of the material poisson ration and the concrete grade will make the cyclo - hoop effect obvious alteration, the change of the cyclo - hoop effect and the stress redistribution of the section produced by the shrinking and creeping of the concrete and the expensive concrete on the section
在鋼管混凝土拱肋斷面上,鋼管對內填混凝土的環箍效應具有非均勻性,在拱軸方向上環箍效應也呈現非均勻性。驗證了材料的橫向變形系數、混凝土標號等參數的變化將引起環箍效應的明顯改變;混凝土的收縮、徐變和膨脹混凝土的應用導致鋼管混凝土的環箍效應發生變化並使截面的應力發生重分佈;並總結了其變化的基本規律。It is determined that with accurate knowledge of the complete stress - strain curve of concrete in compression, steel in tension, and with an iterative computerized non ? linear method, it is possible to predict the entire moment - curvature, moment - flexural rigidity and axial rigidity relation ship of a cross - section of a structure member
可以確定,只要知道混凝土受壓和鋼筋受拉的完整的應力應變關系,採用選代的非線性計算方法,就有可能預測結構截面彎矩一曲率、彎矩一彎曲剛度和軸向剛度的關系。Non - linear finite element analysis of rubber layer bonded between two rigid spheres has been performed for rubber ’ s characteristic of large deflection and nearly incompressibility. the relationships between stiffness and deformation have been gained when large tensile deformations are imposed. the effects of different poisson ’ s ratios of rubber matericals on the stiffness and stresses of rubber layer have
針對橡膠的大變形及接近不可壓縮的特點,對工程中常用的橡膠-剛球支座進行非線性有限元分析,了解了支座的剛度和應力的變化情況以及泊松比對兩者的影響,得出的支座受軸向拉伸時的剛度與軸向變形關系。Furthermore, the dual integral equations can be reduced to the fredholm integral equations of the second kind and solved by numerical procedure. at the end of this chapter, the numerical analysis for dynamic interaction characters of saturated half - space / layered ground and circular plate is evaluated. finally, the solutions for 3 - d dynamic responding of elastic rect
基於橫觀各向同性飽和半空間/有限層地基非軸對稱波動方程的通解,按混合邊值問題建立飽和地基與彈性圓板非軸對稱動力相互作用的積分方程,求解積分方程后得到橫觀各向同性飽和地基上圓板非軸對稱動力響應的一般解,並分析了飽和地基上圓薄板和中厚板振動的若干特徵。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。Thirdly, the method to calculate the 3 - d dynamic responding of layered transversely isotropic saturated soils to an arbitrary buried source in cylindrical coordinate as well as to an arbitrary harmonious source in rectangular coordinate is presented respectively. based on biot ' s wave theory, the 3 - d wave equations in cylindrical coordinate for transversely isotropic saturated poroelastic media are transformed into a group of governing different equations with 1 - order by the fourier expanding with respect to azimuth and hankel integral transform method or by the double fourier transform method with respect to horizontal coordinates in rectangular coordinate. then, transfer matrixes within layered media are derived under the continuous conditions, drainage conditions and the boundary conditions
基於飽和土的biot波動理論,通過fouricr變換,將橫觀各向同性飽和土三維非軸對稱波動方程轉化為一組一階常微分方程組,再經har止el變換,建立問題的狀態方程,求解狀態方程得到傳遞矩陣;利用傳遞矩陣,結合飽和層狀地基的邊界條件、排水條件及層間接觸和連續條件,首次給出層狀橫觀各向同性飽和地基在任意地展力作用下的三維非軸對稱動力響應的解析解。The parameters are measured respectively during the experimental process, such as bearing capacity, deformation, strain and so on. it concludes that when the other conditions is equal, the limit bearing capacity of the concrete filled steel tube long column subjected to axial compress is reduced along with the long diameter ratio increased
從試驗結果可以看出:鋼管混凝土軸心受壓長柱的穩定承載力,在其他條件相同時隨長細比的增大而逐漸降低;試件在最大承載力狀態下,鋼管表面的平均縱向應變已超過鋼管的屈服應變值,破壞呈現為非彈性失穩破壞。According to different transverse difference in temperature and lengthways difference in temperature, the paper gave the method of computing temperature effect including : 1 ) the stress ot1 caused by nonlinear difference in temperature. 2 ) the constrain stress o t2 in undetermined structures by equivalent difference in temperature. 3 ) the constrain stress ot3 caused in undetermined structures by even difference in temperature tm
針對具有不同性質的橫向溫差和縱向溫差,本文分別提出了預應力結構的溫度效應的計算方法,包括: 1 )非線性溫差引起的自約束應力_ ( t1 ) ; 2 )等效線性溫差引起的超靜定結構的約束太原理工大學碩士學位論文應力民3 )均勻溫差tw引起超靜定結構中的約束應力4 4 )均勻溫差tm引起梁的軸向變形受到柱的側向約束,與預應力筋的溫度變形之間的差異引起的預應力的變化。All the results of axial and radial deformation measurement by digital image processing technique and those by traditional method are compared. the differences of the soil parameters on duncan and chang ' s nonlinear model made by these two methods are analyzed. finally, a compress test results and fem results are provided to show the reasonability and veracity of digital image processing technique to study the soil stress - strain characteristic in triaxial test
( 2 )三軸試驗土樣局部變形研究:首先定量比較了三軸試樣沿高度方向不同位置的局部變形(局部徑向變形與局部軸向變形)大小,分析了三軸試樣局部變形的特點和影響因素;然後把三軸試樣數字圖像測量結果與傳統測量結果進行比較,以鄧肯張非線性模型為例進行了模型參數的整理,分析了兩種不問測量方法引起的參數差異:最後用原型壓縮試驗對比有限元數值計算結果,驗證了數字圖像測量方法得到的三軸試驗土體應力應變參數的合理性和準確性。The sensor utilizes the parallelism relationship of twisted axis twisting strain and torsion, axial strain and axial force, and also adopts signal transmission principle with non - contact
這種傳感器利用了受扭軸扭轉應變與扭矩、軸向應變與軸向力的對應關系,採用了信號非接觸傳輸原理。It is constructed that radial impact and rubbing dynamics differential equations of the rotor system having the nonlinear rigidity on the unsteady and non - linear oil film. the bifurcation and chaos behavior of impact and rubbing fault rotor system caused by the parameters of nonlinear rigidity, rotor rotating speed, eccentric mass is analyzed, in the numerical value analysis method. the bifurcation diagrams, maximum lyapunov exponent diagrams, poincar maps, phase plane portraits, trajectories of journal center, time - history curve, amplitude spectra diagrams of the rotor motion are used
( 2 )建立了具有非線性剛度的轉子系統在非穩態非線性油膜力作用下的徑向碰摩動力學微分方程,並應用含高階余項的非線性動力方程的線性化數值法研究了此類系統響應的復雜動力學行為,利用轉子響應的分岔圖、最大lyapunov指數曲線、 poincar截面映射、時域波形、相軌線、軸心軌跡、幅值譜等圖形分析了系統響應的周期運動、擬周期運動、倍周期分岔、混沌等運動形式的轉化與演變過程,重點研究了非線性剛度、轉子轉速、偏心質量等系統參數對碰摩故障轉子系統的分岔和混沌行為的影響。It is suggested that the true triaxial test under different stress paths should be performed to derive reasonable anisotropic yield criterion and further to develop nonlinear anisotropic elastic - plastic constitutive model
建議通過復雜應力條件下不同應力路徑的真三軸試驗,建立合理的各向異性屈服準則,進而建立各向異性非線性彈塑性模型。The pore air pressure gradually goes up with the developing of axial strain in the process of the dynamic torsional shear test of loess, but the pore water pressure hold the line or goes up a little in the last. the stress - strain dynamic constitutive relationship of intact loess and man - made loess show the hyperbolic model. there are some remarkable differences of strength and strain between unsaturated loess and saturated loess
研究結果表明:非飽和黃土在動力扭剪試驗過程中,隨著軸向變形的發展,孔隙氣壓力逐漸上升,而孔隙水壓力則基本保持不變或後期略有升高;原狀黃土和重塑黃土的應力應變本構關系呈雙曲線型;非飽和黃土和飽和黃土的強度及變形特性存在明顯差異;進而分析了含水量、固結應力和固結應力比對黃土動力特性的影響本文最後對非飽和土的有效應力計算公式進行了討論。Second, the thermoelastic coupling vibration of cylindrical shell are discussed by means of the same method. the coupling coefficient, amplitude of temperature, initial displacement, ratio of length to radius and that of radius to thickness are main factors which influence the thermoelastic vibration of cylindrical shell ; the higher the coupling coefficient is, the lower the axial force, the axial stress and the axial moment are
其次,我們用同樣的方法研究了圓柱殼的非線性熱彈耦合振動,主要結論如下:影響圓柱殼非線性熱彈耦合振動的因素主要有耦合系數、溫度幅值、長徑比、徑厚比以及初始位移參數;耦合系數越大,軸向應力、軸向力以及軸向彎矩越小。One major problem in this system is the occurrence of large transverse belt vibrations, which result from the time - dependent crankshaft - driven belt tension. such vibrations are termed as parametric vibrations
研究粘彈性傳動帶系統和軸向運動弦線的動力學建模、橫向非線性振動及其控制問題具有著重要的理論意義和實際應用價值。Geometric nonlinear behaviors in large span cable - stayed bridges have been analyzed in this paper, which include the sag of inclined cable stays caused by their own dead weight ; the interaction of large bending and axial deformation in bending members ; and the large displacements effects. then analyzing theories and researching levels of geometric nonlinear problems of modern cable - stayed bridges have summarized. and methods of modeling cable - stayed bridges for nonlinear finite element analysis have been discussed, which are the equivalent modulus of elasticity, introducing stability functions and continuously modifying geometry of structure
本文分析了大跨徑斜拉橋幾何非線性的主要影響因素,包括斜拉索的垂度效應、彎矩與軸向力組合效應和大變形效應,同時對目前斜拉橋幾何非線性問題的分析理論和研究水平進行了綜述,相應討論了各非線性影響因素的處理方法,即分別採用等效彈性模量法、引入穩定性函數和實時修正結構的幾何位置。2. for frame supported double - short - pier shear wall under vertical loads, the non - noding area of transfer beams turns into a member of flexure and tension with small axial force, and bending stress dominates in the stress distribution on the cross - section. in the nodding area, the axial force increases while the bending effect is small
2 、框支雙肢短肢剪力墻在豎向荷載作用下,轉換梁的非節點區為一拉彎構件,軸向拉力較小,截面的應力分佈以彎曲應力為主;在節點區,軸向拉力效應增大,而彎曲效應很小。In the paper, consolidation effects on stress and displacement distributions are n ' t taken into consideration due to supposing that foundation soil consolidation has completed after surcharging preloading. based on the inherent anisotropy and induced anisotropy of foundation soil body, transversely isotropic elastic constitutive relations are adopted to simulate half - space clastic foundation body. the relations between displacement and displacement function are proposed by extending t, ove displacement function to transversely isotropic elastic half - space
本文假設地基土體是經過超載預壓處理過的,固結已經完成,不考慮固結對應力、位移場分佈的影響;基於地基土存在著固有各向異性和誘發各向異性,在前人的基礎上對e地基模型進行修正,採用橫觀各向同性彈性模型模擬無限彈性半空間,將love位移函數推廣到半空間,得到位移與位移函數之間的關系,然後經過hankel變換得到非軸對稱問題位移、應力的一般解。分享友人