屈曲的 的英文怎麼說
中文拼音 [qūqūde]
屈曲的
英文
gyrose-
Packer effect analysis of helical buckling of well tubing
封隔器對油管螺旋屈曲的影響分析For the cooperation of pile - soil, the complicacy of the structure system and the design and calculation system of the pile foundation, and furth er more for it ' s difficult to determine the properties of various kinds of soil due to the large scope of samples, there are still some problems in real applications. by the way it seems there is no document or report about the reliability analysis of pile bucking at present
結構可靠度設計是近年來才提出的基於概率論的設計方法,由於樁土共同工作,樁基的結構體系和設計計算體系十分復雜,各種土性的取值因為樣本空間的非常龐大而難以準確確定,因此離實際應用尚存在一定問題,而對基樁屈曲的可靠度分析目前似尚未見文獻報道。Based on an established stochastic weighted residual method formulation, stochastic buckling of a cylinderic shell is discussed
摘要在建立隨機加權殘數法公式體系的基礎上,討論了圓柱殼屈曲的概率分析。While exercising, be sure not to overexert yourself. for example, don t turn your head and neck too hard or too fast, and avoid deep knee bends
運動時切勿用力過度或者過大動作,例如避免頭部及頸部轉動時動作過大或動作過快,以及避免雙膝過份屈曲的動作。A fem of elasto - plastic flexural - torsional buckling of steel members under cyclic loading
循環荷載下壓彎鋼構件彈塑性彎扭屈曲的有限單元法According to the elastic bucking theory this paper reviews and compares the calculations that such member bend around the reat axis and the hollow axis as well as bend with torsion around the hollow axis. here this paper presents a formula of calculating b used in with the h - shaped anglicizing element. meanwhile, this paper deduces out a formula of calculating b. by, which the member could be controlled to only buckle around the real axis
本文根據彈性屈曲理論對雙肢格構式單軸對稱綴板柱繞實軸、虛軸以及彎扭屈曲進行了計算分析和比較,提出了繞虛軸側向屈曲的換算長細比_ ( oy ) = ( y ~ 2 + l ~ 2 ) ~ ( 1 / 2 )中的值用h計算單元指出的計算公式,同時推導出了單軸對稱綴板柱只出現繞實軸彎曲屈曲的最小肢間間距b 。The net collocation point method with spline function is proposed to derive the formulation system of stochastic buckling analysis for cylinderic shells under various boundary conditions
提出了樣條函數的網狀配點法,推導了不同邊界條件下圓柱殼屈曲的隨機分析公式系統。The study of the effect of material properties and dimensions and loading currents on liner buckling, using a capacitor bank as a driver, indicates that the mode number for buckling increases with the ratio of radius to thickness of a liner, and the yield strength to plastic hardening modulus, but keeps invariable with the increase of loading current, and that the magnitude of buckling increases with the loading current
用電容器組脈沖發生器裝置作為驅動源,設計4種不同材料、不同尺寸的金屬套簡,通過調節電容器組的充電電壓得到不同的加載電流,研究材料及幾何參數、加載脈沖特性對套簡屈曲的影響;採用瞬態非線性有限元方法對實驗結果進行了數值模擬。Gabled frames are widely used in industry and civil engineering, it ' s web plates " local buckling calculated formula in the technical specification for steel - structure of one - storey light - weight buildings with gabled frames ( cecs102 : 98 ) are based on the rectangular plates " and did n ' t consider the interaction of the fringe plate. so, there are some different between the actual members and the prescript of the specification, and the post - buckling strength ' s calculated formula is based on the local buckling ' s, it must have some unreasonable
楔形門式剛架廣泛地應用於工業與民用建築中, 《門式剛架輕型房屋鋼結構技術規程》 ( cecs102 : 98 )中楔形腹板局部屈曲的計算公式來自矩形板,並且沒有考慮翼緣的相關作用,因此,規程中的規定與構件的實際工作狀況有一定的差異,且屈曲后強度的計算公式也是以局部屈曲系數為基礎的,勢必有其不合理性。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。In this dissertation, the theories of finite element and the buckling analysis of shell are discoursed systematically. under the direction of these theories, with the help of ug software and msc / nastran software, the defective casing texture is analyzed on static strength and buckling, and then, the maximum loads of the texture with different defect value are gotten, the changeable curve of the maximum load with the defect value and the permissible defect value are gotten. that the texture with various defects can be destroyed variously is discoursed in considerable detail as well
本論文系統論述了有限單元法和板的屈曲穩定理論,並在這些理論的指導下,以ug軟體和msc nastran軟體為工具,對存在一定幾何缺陷的典型箱形構件進行靜強度和屈曲的綜合分析,分別得出了不同缺陷度的構件的極限載荷,從而得到缺陷度與極限載荷的變化曲線,給出了缺陷度的最大許用值;同時,本論文還針對不同缺陷度構件的破壞形式不同這一問題進行了詳盡的論述。Because of its simplicity of the critical moment and the good precision, the solutions based on gjelsvik theory are used in the elastic - plastic phase. the ultimate load carrying capacity of box section beams are calculated considering the effect of plasticity and residual stresses
其次,運用基於gielsvik約束扭轉理論推導了箱形偏壓桿的彈性彎扭屈曲荷載,同時給出了壓彎桿在彈性彎扭屈曲的軸力和彎矩相關關系。In this paper, the buckling behavior of cold - formed angle members is studied by non - linear finite element method. the influence of the width - thickness ratio of the single cold - formed angle column under axial load is analysed. the criteria of flexural buckling and torsional - flexural buckling for cold - formed egual - leg under axial loads is presented. according the calculating results of the ansys finite element method, the stability - coefficient formulas are simulated for the cold - formed loading single angle members of flexural buckling and torsional - flexural buckling
本文運用非線性有限元法對冷成型單角鋼的穩定性能進行了研究,分析了寬厚比對冷成型單角鋼軸壓桿穩定性能的影響,給出了等邊冷彎角鋼發生彎曲屈曲和彎扭屈曲的判斷條件,根據ansys有限元的計算結果擬合出了冷成型單角鋼軸壓桿在發生彎曲屈曲以及在發生彎扭屈曲時的穩定系數公式,在此基礎上得出了冷成型單角鋼軸壓桿在所有長細比情況下的穩定系數公式。This paper is the research on the local interactive buckling behavior of cold - formed rectangular tube under uniform compression. the paper includes the following main contents : ( 1 ) an elastic interactive buckling model is presented on the basis of the theory of elastic plates. under the equilibrium condition and deformation compatibility condition, analytical expressions are derived to predict the interactive bucking load pcr
本文主要研究冷彎薄壁矩形鋼管均勻受壓下板組的相關關系,包括以下主要內容: ( 1 )建立了彈性相關屈曲解析法分析模型,考慮平衡條件及變形協調條件,建立板組的屈曲微分方程,得出了板組相關屈曲的臨界荷載p _ ( cr )的計算行列式。The proposed beam model satisfied the rigid - body test requirement. by using general displacement control method ( gsp method ) to determine the incremental load parameter and using incremental tangent method to deal with material non - linearity, the proposed beam model were proved to be able to track the entire procedure of deformation, numerically effective during buckling or snap - through of structure
一系列的典型算例分析表明,本文提出的彈塑性大位移梁單元,能夠準確的跟蹤結構變形的整個過程,包括極值點失穩和跳躍屈曲的情況,可以運用於框架結構的屈曲后性能研究和非線性極限承載力的分析計算。Effect of strain aging on fatigue limit of pre - strained carbon steel
桿大撓度屈曲的解析逼近With the consideration of this area, the problem will be illuminated more accurately and the relation between transition core and buckling of plate will be found
考慮了這部分區域,使板的求解更接近實際情況,並且能根據解答發現過渡部分對板的屈曲的影響。The effects of external pressure on elastic - plastic dynamic buckling of ring - stiffened cylindrical
外壓對環肋圓柱殼軸向彈塑性動力屈曲的影響Non - linear fem analysis for dynamic progressive buckling of thin - walled circular tubes under axial impact load
受沖薄壁圓管動態漸進屈曲的非線性有限元分析However, a beautiful town named dongkou lies in the east hillfoot of it, where is just like a mother ' s spreading bosom
然而,就在這雪峰山的東麓,在雪峰山母親般伸展屈曲的懷抱里,躺著一座秀美如畫的小城?洞口。分享友人