設計極限荷載 的英文怎麼說

中文拼音 [shèxiànzǎi]
設計極限荷載 英文
design limit load
  • : Ⅰ動詞1 (設立; 布置) set up; establish; found 2 (籌劃) work out : 設計陷害 plot a frame up; fr...
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • : 荷名詞(蓮) lotus
  • : 載Ⅰ名詞(年) year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
  • 設計 : devise; project; plan; design; excogitation; layout; layout work; styling
  • 極限 : 1 (最高的限度) the limit; the maximum; the ultimate limit; limitation; extremity; tipping point...
  1. Based on the destructive test of certain old pre - stressed concrete hollow slab after structural strengthening by cfs, the destructive mechanism and ultimate bearing capacity of old pre - stressed hollow slab after structural strengthening is being researched, which is useful for the strengthening design of old bridge and solvating of single slab problem

    摘要通過某已使用10年的舊橋預應力混凝土空心板受拉區碳纖維布加固后的破壞試驗研究,對受拉區加固后的舊橋預應力混凝土空心板的破壞機理、變形性能及能力等進行了研究,為舊橋預應力混凝土空心板的加固及單板受力問題的分析解決提供了試驗依據。
  2. This paper demonstrates ultimate stress increment of unbonded tendons can be composed of approximate elastic deformation along the elements and local plastic deformation by nonlinear analysis on the unbonded partially prestressed concrete continuous structures. referring to the rule of ultimate stress increment of unbonded tendons at every load case, a regression formula of ultimate stress increment of unbonded tendons based on elastic - perfectly plastic model has been presented for engineers to calculate ultimate stresses of unbonded tendons in prestressed concrete multi - span continuous structures

    考慮在各種工況作用下無粘結筋應力增量的變化規律,並與理想的彈塑性模型相比較,最終得出以理想彈塑性模型算各種工況作用下無粘結筋應力增量的回歸公式,從而為預應力混凝土多跨連續結構的無粘結筋應力算提供有益的參考。
  3. This paper presents a manufacture and calculating method for castellated beams. according to the method, three beams are designed and tested, the detailed and trustworthy experimental data are obtained. in comparison of the castellated beam with the circular hole castellated beams during the process, that the yield of load and the strength limit for the latter are higher than the former is verified

    本文通過製造兩種不同截面形式的3根蜂窩梁( 2根圓孔、 1根六邊形孔) ,進行了兩點集中下的試驗,取得了較為翔實可靠的試驗數據,通過整理與分析,對兩種蜂窩梁的整體受力性能和承力作出評價,得出圓孔蜂窩梁的屈服力都高於六邊形孔蜂窩梁的結論。
  4. Though much progress has been achieved in previous study, there still remains a lot to be studied and perfected. the thesis is devoted to study on the multi - ribbed slab wall, the main bearing member in mrss, including its mechanism, failure mode, aseismic capability, mechanical models, ultimate bearing capacity and aseismic design based on control. the paper mainly accomplished such work as follows : 1 ) based on test research on multi - ribbed slab wall, the paper proposed the member ' s failure modes under horizontal loads, analyzed the co - performance between the inner frame and the infilled silica bricks and that between the slab and the outer frame, discussed the wall ' s bearing capacity, rigidity, deformation, ductility and energy dissipation ability in different modes, and put forward a simplified mechanical model of the slab wall under vertical loads

    本文針對密肋壁板結構的主要受力構件? ?密肋復合墻體為研究對象,就其受力機理、破壞模式、抗震性能、三階段力學模型、能力以及基於控制的抗震方法等進行了較為詳細的研究,完成的主要工作有: 1 )通過對密肋復合墻體在水平低周反復和單調作用下的試驗研究,提出了墻體的主要破壞模式;分析了框格與內部填充砌塊、墻板與外框的共同工作的受力特點;探討了不同破壞模式情況下墻體的承能力、剛度、變形、延性、耗能等抗震性能,並給出了豎向作用下密肋復合墻體的簡化力學模型。
  5. The prime works are as follows : strain and stress distribution of section was analyzed. the effect of prestress degree. on cracking moment was explored. the relation of the unbonded prestress increment to effective reinforcement index and corresponding bonded prestress increment were studied. the formulae had been established

    其次,了三根活性粉末混凝土無粘結預應力疊合梁,兩點對稱集中加、一次受力,得到了它們的截面應變分佈、撓度與變形、無粘結預應力鋼絞線的預應力增量、裂縫的發展與分佈以及
  6. According to elasto - plasticity theory, with the help of finite - method program ansys, the paper undertakes the computer analogue tests about the bearing capacity of pile tip arranged by orthogonal principle, and attains the relations of pile - tip bearing capacity to embedment depth, pile diameter, cohesion, internal friction angle and modulus of deformation. by the means of mathematical statistic, regression equation of the ultimate bearing capacity calculated by finite element method is gained through the regression analysis of 81 group data from the computer analogue tests. by comparison and analysis of the values calculated by finite - element regression equation and the values of in situ loading test, the regression equation is gained which calculates the size effect for base resistance of large diameter pile

    根據彈塑性理論,運用大型有元軟體ansys按正交理論對樁端承力進行模擬算,獲得樁端承力與樁長(埋置深度) 、樁徑、粘聚力、內摩擦角及變形模量等主要影響因素的關系,並採用數理統方法,對81組ansys模擬試驗結果數據進行回歸分析,得到有元法確定樁端力的回歸公式,並將有元法回歸公式算值與現場小壓板試驗值進行比較分析,得到大直徑樁端阻的尺寸效應系數算公式。
  7. Firstly, the shear and normal stresses of tapered members under the transverse load or axial load are analysed, and the stresses formulas are obtained which are different from those of the prismatic ones. secondly, research is done on the in - plane inelastic stability of tapered members under axial loads about strong axis and weak axis. a new design method is suggested in which the tapered member is equivalent to the prismatic member with the cross - section at the larger end of the tapered member

    同時由分析可知,目前採用的將變截面壓桿按照彈性等效的原則等效成以小端截面為準的等截面壓桿的方法,在彈塑性階段低估了壓桿的承力,即彈性等效的壓桿在彈塑性階段並不等效,實際變截面壓桿的承力比等效的等截面壓桿的承力要高。
  8. On the basic of former research men ' s experience, 18 experimental members ( including 9 simple beams and 9 restrained beams ) are designed and tested. in the experiment, phenomena are observed and record by taking photos in the whole process from the first crack appears to test members crash completely, experimental data is attained including load values of crack - appear load, critical load and terminal load, stress values of reinforcing steel bar stress, compressed concrete stress and beam flank stress and values of deflection etc. by analyzing the crack ' s appearing and developing form and stress values of concrete and steel bars, the crash modes of test beams are defined ; shearing force - deflection curves are contrasted and analyzed ; the effects on shear strength of the three factors as shear span ratio, concrete strength and restraining moment are also analyzed

    借鑒已有試驗的經驗,本文和完成了對18根超高強混凝土無腹筋梁(包括9根簡支梁和9根約束梁)在集中下抗剪強度的試驗,觀察了試件從裂縫出現到完全破壞失去承能力全過程的試驗現象並通過拍照進行記錄,獲得了試件的斜裂縫出現、臨界斜裂縫值和縱筋應變、混凝土受壓應變和梁側混凝土應變等應變值以及撓度值等。
  9. Ultimate load designs according to the yield-line or strip methods do not guarantee safety against cracking or excessive deformation.

    接屈服線法或條帶法的不能完全保證抗裂或防止過度變形。
  10. Finally a fact double - layer reticulated spherical shell is analyzed. the change of parameters, such as ratio of height - span, shell ' s thickness, stochastic flaw and disposal of load so on is considered, and more than 200 results on ultimate load - carrying capacity are obtained

    利用本文程序對一個雙層球面網殼結構的工程實例進行了分析:考慮網殼結構中的主要參數如矢跨比、網殼厚度、初始缺陷以及分佈等變化,算結構的力,共得到200多個結果。
  11. Nonlinear constitutive relations are discussed for analyzing the stress distribution, the appearance and development of the cracks, as well as the behavior of the boundary conditions of the two way slabs respectively. in the light of the experimental research on r. c. two way slabs under static loading, the behavior of yield line, the load deformation curves and the crack yield, plastic limit loads of slabs with different supporting conditions are studied

    根據反映雙向板混凝土材料非勻質性的本構關系,分析了雙向板在作用下的變形、屈服、裂縫和破壞的形態特性,並對鋼筋混凝土雙向板在不同支承條件下的塑性、正常使用撓度(曲線)和截面作了進一步研究。
  12. In staged construction process, study is primarily aimed at the truss load resistance capacity and flexural performance under construction and design load, combination performances of steel trusses in conjunction with concrete beam, the vertical displacement difference of two steel trusses with different span and their lateral stability, the glide displacement of the steel truss end during construction, the load resistance performance of steel trusses and concrete structure at the designed load, and the extreme limit loads and the breaking appearance of the combined steel trusses

    主要研究了在階段施工過程中,鋼桁架在施工下的受力性能和變形能力;鋼桁架與混凝土梁板的共同工作性能;兩榀不等跨鋼桁架在整體受力下的豎向位移差及其對結構的作用和側向穩定性;鋼桁架端部在施工階段的滑動情況;使用階段鋼桁架及其端部混凝土結構的受力性能;組合鋼桁架結構的力和破壞形態。
  13. At first, the experiment carried out by tianjin university has been analysed according to the " nonlinear balance trying calculation " method, and the values of yield load and ultimate load agree with the test result better, and the curve of bending moment - curvature, bending moment - deflection can agree with the results. the second, the simplified formula for evaluation the ultimate flexural capacity of cfrp strengthened rc members is presented according to the three probable failure modes ( compression failure ; cfrp rupture ; crushing of the concrete in compression before yielding of the reinforcing steel ). it is applicable to both singly and doubly reinforced rectangular sections, as well as flanged sections

    首先利用鋼筋混凝土非線性平衡試演算法對天津大學試驗進行了理論分析,所得分析值與試驗結果相比,加固梁的屈服能夠很好地吻合,彎矩曲率關系曲線及彎矩撓度關系曲線較為吻合;其次,為了滿足實際工程的需要,根據碳纖維布加固構件可能發生的三種破壞形態(壓區混凝土壓碎破壞、碳纖維布拉斷破壞以及受拉鋼筋尚未屈服時壓區混凝土已壓碎破壞) ,區別三種鋼筋混凝土構件截面形式(單筋矩形截面、雙筋矩形截面、 t形截面) ,分別給出了碳纖維布加固混凝土構件抗彎承力的簡化算公式和適用條件,並進一步探討了這三種截面形式下進行加固和復核的步驟。
  14. Dll design limit load

  15. A seismic shear capacity equation for ductility and non - ductility columns is proposed to amount for the reduced shear contribution of concrete as to the increasing of displacement ductility levels. 6. the behavior of columns * transverse displacement within yield hinge regions is also discussed based on truss - arch model. 7. the seismic shear capacity design equation of columns with various ductility levels is proposed in statistic method on the basis of test data collected from japan and china to simplify the equation resulted from truss - arch model

    對國內外試驗資料進行了統分析,詳細分析了剪跨比、軸壓比及配箍特徵值對框架柱構件抗剪承力的影響,得到了反復下框架柱塑性鉸區域算的統公式;在理論推導公式及統公式的基礎上,參考國內外規范,首次管品武;鋼筋混凝土框架柱塑性鉸區抗剪承力試驗研究及機理分析提出了鋼筋混凝土框架柱塑性鉸區域剪切承力抗震延性實用公式。
  16. According the data of actual project and integrating the approximately earth pressure of loess area, this thesis compile a series of lanzhou loess area support program with c + + and the method of criterion. analyzed and calculated many actual projects with the program, monitoring the procedure and collecting the data in some works to perfect the program and work hard to make it to sale. according cantilever supporting pile, one - anchored supporting pile and soil nails support of loess area, this thesis select the best support method and structure form

    本文從實際工程出發,根據規范中的法結合黃土地區深基坑的近似實際土壓力分佈情況,用c + +語言編制一套適合蘭州地區黃土深基坑支護的算機輔助程序,用本程序分析算了多個實際工程,並在這些實際工程的基坑開挖過程中實行信息監測,收集有關數據以回歸檢驗研究成果以及完善這套程序,使其能真正的應用到實際工程,并力爭使其商品化。
  17. In the thesis, the design issues of repairing and strengthening reinforced concrete structure using ferrocement have been provided, and the equations of brittle ratio, cracking load, ultimate load and vertical deflection have been inferred too. at last, a conclusion is shown that the theoretical equations share a good agreement with the experimental results of the tested beams

    本文就鋼絲網復合砂漿加固受彎構件的進行了探討,提出了界加強率、開裂以及撓度的算公式,並將算公式的結果與試驗結果進行比較,取得了較好的吻合。
  18. General - purpose flat pallets for through transit of goods - design rating and maximum working load

    貨物傳輸用的通用平底托盤.額定值和工作
  19. In order to fully develop the theory of squeezed branch piles, in particular, the justification of its superior performance in terms of the bearing capacity and sinking displacement, we have derived the analytical formulas of the axial load and the strain at arbitrary depth ; based on existing static loading test results and research on belled pile, together with the analysis of on - site testing data, we have applied the expand theory on sphere holes to the computation of radial stress of squeezed branch piles under hole expansion ; taking the oil pressure of hole expansion in to account, we have find the a branch force under certain hole pressures, hence we can estimate the maximum bearing capacity of single piles ; we have introduced the experiential formulas for the bearing capacity of squeezed branch piles based on its stress characteristic and pile testing data ; we have also done numerical simulations of squeezed branch piles utilizing finite element method software ansys ; we have matched the simulation res ults with those of on - site basic load experiments, regenerating the distributions of stress fields and strain fields of squeezed branch piles, and from those distributions, we can determine the optimal distances between plates and piles

    為了完善支盤樁的理論,探求支盤樁高承力和低沉降量的內涵,本文推導出了支盤樁任意深度的截面以及位移隨深度變化的理論公式;基於已有的靜試驗成果及有關擴底樁的研究成果,從對現場測試數據的分析,將球形孔擴張理論引入到支盤樁擴孔時徑向應力的算,考慮到擴孔時的油壓數據,求得某一孔壓下的支盤力,據此估算單樁力;同時根據對支盤樁的受力特點和試樁數據的分析,提出了支盤樁承算的經驗公式;用有元分析的方法,利用大型有元分析軟體ansys對支盤樁進行數值模擬,並將模擬結果同現場的靜試驗結果進行對比,再現了支盤樁在作用下土中應力場和位移場的變化,根據應力場和位移場的變化范圍,指出最佳盤間距和樁間距;為支盤樁的和施工提供了一個可量化的依據。
  20. This course provides mechanical engineering students with an awareness of various responses exhibited by solid engineering materials when subjected to mechanical and thermal loadings ; an introduction to the physical mechanisms associated with design - limiting behavior of engineering materials, especially stiffness, strength, toughness, and durability ; an understanding of basic mechanical properties of engineering materials, testing procedures used to quantify these properties, and ways in which these properties characterize material response ; quantitative skills to deal with materials - limiting problems in engineering design ; and a basis for materials selection in mechanical design

    本課程向機械工程學系學生提供以下知識:當固態工程材料承受機械或熱時的各種反應;介紹與工程材料之相關聯的物理機制,特別是剛度、強度、韌性、以及延展性;理解工程材料之基本力學性能;用來量化這些性能的測試手段;以及描述材料反應之特性的方式;定量處理工程時所遭遇到材料問題;以及機械時選擇選擇材料之基本概念。
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