荷載常數 的英文怎麼說

中文拼音 [zǎichángshǔ]
荷載常數 英文
load constant
  • : 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 ...
  • : 數副詞(屢次) frequently; repeatedly
  1. Based on the equal strain consolidation model of sand drain, and neglecting the well resistance and the vertical drainage consolidation, a layered model for the nonlinear consolidation of sand drain, which accounts for the geostatic pressure varying along depth and the relationship between the average viod ratio and the logarithm of average effective stress, is presented

    摘要基於砂井等應變固結模型,考慮初始有效應力沿深度變化,忽略井阻和豎向排水固結的影響,應用平均孔隙比與平均有效應力的對關系,建立砂井非線性徑向排水固結的分層計算模型,並求得作用下的徑向排水固結解析解。
  2. Standard test method for permittivity of geotextiles under load

    條件下土工織物介電的標準試驗方法
  3. Based on the vibration test in yantan hydropower house, in this paper the author adopt les method which belong to three dimensions unsteady turbulent flow numerical analysis to simulate vibration resource characteristics of hydrogenerator set, a harmonic vibration model of powerhouse substructure is put forward to carry out firstly a precise modal analysis and dynamic response analysis for generator floor. the numerical calculation results agree well with the surveyed data in situ

    本文結合巖灘水電站廠房振動的試驗研究,採用非定湍流值分析的大渦模擬方法進行混流機組水力振動振源模擬;提出一種水電站廠房下部結構簡諧振動模型,首次進行了發電機層樓板結構的精確模態分析和水力激振下的動力響應分析,各項計算結果與實測據吻合良好。
  4. In the paper, the computing method based on the non - steady wind pressure in frequency domain is applied to the calculation of roof structure of shanghai south railway station

    摘要為了研究結構參對復雜大跨空間結構風致振動的影響,以上海南站工程屋蓋結構為例,利用基於非定的風致動力響應頻域分析方法,對結構的抖振響應進行參分析。
  5. Compared to their straight counterparts, the behaviors exhibited by curved beams are far more complex. curved beams will deflect biaxially and twist simultaneously when subjected to general loadings

    與直梁不同,曲梁在外作用下通是既彎又扭,其變形描述是個復雜的學問題。
  6. The retaining wall reclining on the slight slope built on soft foundation is usually used in protecting the shore of river, the contradiction between the lack of impartiality in stress of the base and the small stress allowed by the foundation as well as the lack of stabilization of the breast wall is a hard nut to crack in the engineering. in the paper, a tenon - base is added under the base of the retaining wall, on the study of the choice of the parameters and formulas used in calculation and the research of theory used in calculation, method used to deal with the load, etc, the writer gives a way to crack the nut mentioned above paragraphs and presents a qualitative and quantitative analysis about them, such as the equivalent inner friction - angle ( d ) and the passive press of the clay ( ep ), etc. in the end of the paper, using modern optimization method, a design of the retaining wall reclining on the slight slope built on soft foundation is done, the result is economical, and accords with the fact

    軟基上的仰斜式擋土墻在水利工程河道護岸中經遇到,仰斜式擋土墻基底偏心應力較大和軟基土地基容許承力偏小的矛盾以及擋土墻抗滑穩定不足是工程中難以解決的難題。本文在對仰斜式擋土墻設計中有關計算參的選擇、公式的選用應該注意的問題進行了研究,對河道護岸軟基礎上的仰斜式擋土墻採用凸榫基礎處理的方法,就其計算理論、設計驗算中各的具體處理方法進行了較為細致的研究,提出了解決軟基礎上的水工仰斜式擋土墻難以解決的難題的方法,並對有水情況下粘土等效內摩擦角_ d 、凸榫被動土壓力e _ p等在計算中的取值提出了定性和定量的分析。最後利用現代優化方法對軟基礎上的水工仰斜式擋土墻進行了結構優化設計,得出了符合實際的結果,與其它重力式擋土墻形式進行比較,取得了明顯的經濟效益。
  7. The effects of elastic module and poisson ratio on the singular stress fields in dissimilar materials are studied in this paper. for many dissimilar materials are used under temperature loadings, the effects of materials " constants on the singular stress fields are also discussed

    本文主要利用有限元來討論平面和空間軸對稱結合材料奇異應力場隨材料變化規律,以及探討了在溫度下的結合材料奇異應力場隨彈性變化的情況。
  8. The results were as follows : for the over - consolidated soils, coefficient of the secondary consolidation increased with load ; for normal - consolidated soils, it decreased with load

    結果表明:對超固結土,次壓縮系增大而增大;對正固結土,次壓縮系增大而減小。
  9. An incrementally - iterative algorithm with constant stiffness, which combines step - by - step time integration scheme with unbalanced load transfer method, is employed in numerically implementing of the proposed constitutive model

    在模型本構關系的值實施中,採用將時域逐步積分格式與不平衡轉移法相結合的增量?剛度迭代演算法。
  10. The pavement system with the complicated structure is always considered as a large surface layer bearing on the infinitely deep foundation. due to complexity and variety of materials and stochastic uncertainty of load boundary condition, many mathematic and mechanic problems will occur in obtaining stress and displacement solutions of the pavement system

    路面體系在構造上比較復雜,它通是一個大面層,支承在無限深的地基上,由於體系材料復雜性、多樣性和邊界條件的隨機不確定性,在解算它的內力、位移時會遇到很多的學和力學上的困難。
  11. Firstly, by the method of laplace transform, one dimensional consolidation of one - layer gibson soils under time - depend loading is studied and the analytical solutions in frequency domain are obtained. on the basis of the solutions obtained and the computation through programming, the influence of some parameters and loading conditions on the consolidation behavior under trapezoidal, triangular and rectangular cyclic loading, is investigated. secondly, one - dimensional consolidation of one - layered gibson soils with semi - pervious boundaries is studied in this paper, and according to numerical examples, some characters of consolidation such as the effective stress and settlement in the soils under arbitrary loading are found

    首先運用了laplase變換獲得了單層gibson地基(壓縮模量隨深度線性增加的地基)在任意下頻域內的一維固結解析解,通過laplace逆變換,基於以上解答用值方法編製程序對單層地基在(驟加、緩加、矩形波、三角形波)作用下的一維固結性狀進行了討論,並與傳統的太沙基理論進行了比較。
  12. In the process of building and using the mass concrete structures, because of the effect of out - side condition and themselves, some faults will form in the structure, these faults will effect the bearing capability and endurance using nondestructive testing method to test the concrete ' s quality and diagnose its healthy, which has the significant sense in assessing the safety stability and research of the administering diseases this dissertation mostly researched the testing methods in the mass concrete structure, discussed the principles, methods, features, sphere of application of the ultrasonic testing in the mass concrete structure with faults, used dynamic fem to simulate the testing process, discussed when the concrete structure with cracks is under the effect of the pulse, how the elastic waves propagate and what are their changing feature, researched the principles of the first - arriving waves " phase when the cracks " depths are not same, obtained the relation between the inversion point and the cracks " depth, which has the direction sense in the application of projects, the second part of this dissertation is ct, which used the ultrasonic wave running through the tested - substance to get arriving - time of the ultrasonic wave, then inverse the image this dissertation drawed one ct program which can well present the different little cells " ultrasonic wave velocity profiles of the substance, thereby to diagnose the quality of the part of the tested - substance, ct has the better using foreground.

    在混凝土結構的施工及使用過程中,由於受其自身及外界各種因素的影響,會產生一些缺陷,對結構物的承能力和耐久性造成嚴重影響,採用無損檢測技術進行質量檢測和健康診斷,這對混凝土結構開展安全、穩定性評估以及病害隱患治理研究具有重要意義。本論文主要針對大體積混凝土結構缺陷的檢測方法展開研究工作,重點討論了超聲波法檢測混凝土結構裂縫的基本原理和方法及其特點、適用范圍,運用動力有限元值模擬其檢測過程,探討了有裂縫缺陷的混凝土結構在脈沖作用下彈性波的傳播及其變化特徵,研究了不同裂縫深度下首波相位變化規律,得出了反轉臨界點與裂縫深度之間的關系,這對實際工程應用具有指導意義。聲波ct是一種新的無損檢測技術,它是利用聲波穿透被檢測體獲取聲波接收時間,來進行計算機反演成像的技術。
  13. If self - weight stress is assumed to be uniform, the settlement will increase with the increase of the value of ratio cc / ck, or the level of loading, or the thickness of soil

    當假定自重應力為時, c _ c c _ k值、和土層厚度的增加都會使沉降加大。
  14. In the test, two frames with the same size which is one - half of the reality frame ' s size and the same reinforcement were designed and made firstly. one frame is made of schsc named sf ; the other is made of nhsc named nf. secondly, the mts loading system was used to put the two frames under low - cyclic loading

    實驗結果表明:自密實混凝土框架正向屈服、極限和破壞均較普通混凝土的大而其相應的位移卻相當;兩榀框架的破壞形式都是彎曲破壞,且兩者-位移的滯回曲線與骨架曲線非相似;自密實混凝土框架的延性系略高於普通混凝土框架,兩者的耗能能力基本相當。
  15. This kind of homogenization is very important to the investigation of concrete structures and numerical analysis of engineering. but it is difficult to use these models to study the complete failure process caused by the initiation, propagation and coalescence of cracks when subjected external loading

    這種簡化對于研究混凝土工程結構及進行穩定性的值分析是非必要的,但是卻難于研究混凝土材料在外作用下裂紋萌生、擴展及貫通而導致的由細觀層次到宏觀層次的損傷和斷裂過程。
  16. Unknown displacement and electric potential jumps in the integral equations are approximated with a product of fundamental density function and polynomials, in which the fundamental density function reflects singular behavior of electroelastic fields near the crack front and the polynomials can be reduced to a real constant under uniform loading

    超奇異積分方程中的未知位移間斷和電勢間斷近似地表示為基本密度函與多項式之積,其中基本密度函反映了橢圓片狀裂紋前沿電彈性場的奇異性,而多項式在均布作用下可用一個來表達。
  17. 7. by comparing numerical analysis methods, a common analytical programme has been worked out with elastic - plastic model and finite elements method to analyzing reinforced earth retaining structure under the dynamic loads of train

    7 、通過對用的值計算方法進行分析對比;運用加筋土彈塑性本構模型和有限元計算方法,編制出了鐵路加筋土擋上結構在動作用下的通用值計算程序。
  18. Railway tunnel and highway tunnel extensively adopt pattern is load - structure pattern, from it we know that the concrete thickness is a important effect to structure security. thus the mathematic statistics rule of concrete structure thickness is importance part of application reliability theory design

    鐵路隧道和公路隧道廣泛採用的結構計算模式仍是-結構模式,從中可以看到混凝土結構的厚度對結構的安全影響是非大的,因而厚度的理統計規律分析也是運用可靠度理論進行設計的重要組成部分。
  19. In addition, the comparisons of displacements, velocities, solid effective stresses and pressure, obtained respectively by nonlinear model and linear model, display that the differences of the results become more obvious as the increase of the applied load, which demonstrates that the non - linear dependence of permeability on volume strain of solid phase is important as the deformation is not too small, and therefore cannot be ignored

    此外,將本論文給出的非線性計算模型得到的位移、速度、固體有效應力和壓力等與視滲透率為的線性模型的結果比較表明,越大,兩種模型的計算結果差異越大。而當很小時,兩模型的響應相差很小。說明在變形較大時,滲透率與固體相體積應變的依賴性不容忽視。
  20. According to the functionary times of transportation times and spatial location between pipelines and roads, three kinds of transportation load models are put forward, i. e. long - term evenly distributed load, movable invariable load and stable simple harmonic load. two common foundation models, linear elastic model and modified cambridge model are analyzed, and the former is selected as the model for soft soil in this paper. considering the application actuality and foreground of steel, steel pipeline is adopted as research object

    根據交通的作用次以及管道與道路的空間位置,提出了三種交通模型,即長期均布、移動恆和穩態簡諧;分析了用的兩種地基模型?線彈性模型和修正劍橋模型,並選擇了線彈性模型作為本文的地基模型;考慮到鋼管的應用現狀和前景,選擇鋼管作為研究對象;從法向和切向對管?土相互作用模型進行了探討。
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