有限單元分析 的英文怎麼說

中文拼音 [yǒuxiàndānyuánfēn]
有限單元分析 英文
finite element analysis
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : 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
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
  • 有限 : limited; restricted; finite; a little; not much
  1. In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test

    然後,對巖土工程領域至今尚未解決,甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討,提出了考慮地基變形的地基承載力上程計算方法;對基於彈塑性理論的地基承載力國內尚未見報道的空間問題得到了圓形基礎(空間問題)的承載力界荷載p _ ( 1 / 4 ) ,並與國內外土力學專著及地基基礎設計規范中的條形基礎(平面問題)的界荷載p _ ( 1 / 4 ) ,進行了對比,從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況;根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作,本文以截頭錐模型模擬地基,對地基(巖基)承載力的動測法進行了研究,為各類地基(包括巖基) ,匯總了動力和檢測川的參數:針對日前巖土工程界應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題,從巖石室內軸抗壓強度確定、基於彈塑性模型的法計算、土力學計算及深斤載荷試驗四方面進行了深入討論;本文作者根據多年現場載荷試驗的工程實踐,對深井荷試驗裝置的核心部? ?反力裝置,設計了側壁支撐反力加載系統,該加載系統具實用、簡便、穩定及安個等優點。
  2. Abstract : propagation characteristics of r wave in a pavement structures are analysed in this paper. based on the propagation characteristics of r wave, the horizontal propagation wave is simulated by using r wave, the vertical propagation wave is also simulated by using body wave in calculating dynamic response of pavement structures. the availability and accuracy of dispersion curves measured by sasw in pavement structures is analysed by using the presented method used to calculate dynamic response

    文摘:利用了道路結構的r面波傳播特性:在深度方向上衰減較慢,傳播較深,波動性大.提出了在道路結構動力響應計算中,利用面波來模擬水平向傳播波,利用體波來模擬豎直向傳播波.通過算例來驗證該方法的可靠性和精確性,並利用這一動力響應計算方法了道路結構表面波測試中所獲彌散曲線的可靠性
  3. By the check - out, inspection and measurement to start construction the industrial art to this test pile with the examination between stake body mass and bearing power, made sure the stroke reasonable operation method drilling under the dissolved cavern geology term ; the pier foundation loading test expressed the lading and rub the lading that resistance drag a glazing for of relation, and to the borehole cast - in - place concrete pile in the karst terrain deliver with break the mechanism, the characteristic of bearing power, proceeding the spot test job of the full of result ; the test data expresses the stake side friction resistance to rises with a bat batch terminal friction resistance very important function, the of tip of pile resistance drag occupies the proportion very few

    通過對本次試樁施工工藝的檢測和樁身質量及承載力的檢驗,確定了沖擊鉆在溶洞地質條件下的合理使用方法;基樁承載實驗表明了荷載與摩擦阻力之間的關系,並對巖溶地區的嵌巖灌注樁的荷載傳遞和破壞機理、承載力特性,進行了富成果的現場測試工作;試驗數據表明樁側摩阻和支盤端阻起很重要的作用,樁端阻力所佔比例甚少。這與設計樁基時的計算模式相差很大,承載力也較設計增加;使用力學數值方法和法,對鉆孔灌注樁樁端下的巖體強度和結構穩定性方面進行模擬計算和定量研究。
  4. In this thesis, studies are focused on as follows : ( 1 ) based on analyzing the general transfer - matrix, the conception of the generalized double layer soil model is proposed, and the transfer - matrix ( r ) of half - infinite elastic mass is introduce - d to the analytic expressions of stress and settlement under the uniform circular, rectangular and strip vertical loads in multi - layered soil ; ( 2 ) according to the analytic expressions of the additional stress and settlement under unifo - rm circular in multi - layered soil, rectangular and strip vertical loads, the programs are develop - ed to resolve and debugged. the results show that the programs are correct ; ( 3 ) through calculating the coefficient of additional stress on the central axis of uniform circ - ular vertical loads, under the corner point of the uniform rectangular vertical loads, and on the central axis of uniform strip vertical loads, and the settlement on the center of uniform circular vertical loads and uniform rectangular loads in double - layered soil, the characters of stress and settlement are discussed ; ( 4 ) a case, as an example, is studied with different calculation methods, such as traditional theory, fem. the results obtained are compared

    本文在已研究成果的基礎上進一步開展了以下幾方面的研究: ( 1 )在對層狀地基傳遞矩陣法中的總傳遞矩陣的基礎上,提出了廣義雙層地基模型的概念,並把半無體的傳遞矩陣r引入到多層地基在圓形垂直均布荷載、矩形垂直均布荷載及條形垂直均布荷載作用下附加應力與沉降的解式中; ( 2 )根據多層地基在圓形荷載、矩形垂直均布荷載及條形垂直均布荷載作用下附加應力與沉降的解式,編制了程序,調試通過並驗證了其正確性; ( 3 )通過對雙層地基圓形垂直均布荷載中心軸線上的附加應力系數和荷載中心沉降,矩形垂直均布荷載角點下的附加應力系數和荷載角點沉降及條形垂直均布荷載中心軸線上的附加應力系數進行的計算,探討了雙層地基中的附加應力與沉降特性; ( 4 )應用本文的層狀地基體系理論對一個工程實例進行了計算,並與傳統的計算方法的計算結果和方法的計算結果進行了對比,結果表明利用層狀地基理論計算更能反映地基中附加應力佈的實際情況。
  5. Consequently, on the basis of non - winkler foundation model, a finite - element method that utilizes foundation flexibility matrix into iterative calculation is proposed in this paper originated from the item " the optimal design theory and research of pile capping beam " sponsored by natural science fund of hunan province, which the continuity of soil mass can be accounted for under various boundary conditions, different loadings and irregular beam characters

    本文結合湖南省自然科學基金項目「樁基承臺梁優化設計理論與方法研究」 ,針對非文克爾地基(半空間、線性變形層或向壓縮層地基模型等)上的樁基承臺梁,提出一種利用地基柔度矩陣來進行迭代的法,可充考慮梁下土體的連續性,並對基礎與土體脫開、承臺梁截面變化、梁體邊界條件復雜、上部荷載類型變化以及梁下基樁承載力差異等情況進行計算。
  6. The carrier bar of the mud scraper in horizontal flow basin, concentration tank and secondly precipiting basin is blongs to pole and beam structure. in this paper, the method of finite element is used to analyze the structure, and provides the basic theory and the process of analysis

    水處理設備平流池、濃縮池、二沉池的刮泥機承載梁屬于桿梁結構。文中採用了法對其進行研究,並且給出了法的基礎理論和過程。
  7. In the paper, with system energy balance method and heat conductive equations , on tne basis of short time heat transfer modeling established the long time modeling, considering heat interference in thermal well group. this paper used the finit element method for element division and computer analysis, and provided the operation temperature figure. acquired computation values agreed well with experimental results, the most difference between them was 5. 13 %

    本文採用系統能量平衡結合熱傳導方程,在淺埋套管式換熱器短期傳熱模型基礎上建立了長期傳熱模型,並考慮了管群熱干擾對模型的影響。並運用法軟體編程進行離散和計算機,得出模擬溫度場,其模擬值與實測的均值基本相符,兩者最大誤差小於5 . 13 % ,表明該模型具一定的合理性和實用意義。
  8. Secondly applying the finite element method, the model of suspension bridge and develops computer software system - sbcs are built in this paper

    其次,應用法,建立了相應的懸索橋計算模型,利用平面桿系通用計算程序進行結構,編制了懸索橋施工控制計算系統sbcs 。
  9. A 3 - d simulative calculation program concerning temperature field and creep stress field and its pre - processing and post - processing has been developed. by applying this program, temperature field and creep stress field of hydraulic culvert and sluice engineer concrete is simulated. 2

    開發了非穩定溫度場和應力模擬計算的三維計算程序及法的前後處理程序,運用此程序對水工涵閘工程混凝土進行了溫度場和應力場的計算,得出相關結論。
  10. Simulation and analysis are made for the various excavation schemes for the drift cut - and - fill stoping production in xiaotianjing mine district of heqing manganese ( group ) co. by 3 - d fem and the optimized excavation scheme has played a great role in assuring a safety mine production

    應用三維法對鶴慶錳業集團公司小天井礦區上向進路層乾式充填采礦過程進行了不同開挖方案的模擬,所優選的開挖方案對礦山安全生產起到較大作用,模擬結果與生產實際基本一致。
  11. Based on the fem program on fracture of plane structure developed by professor fu xiaoling of ho hai university, a two demension damage and fracture finite program package which is programed in fortran 90 language is developed. the paper adopts the plane - eight - nodes isoparameters element and compute the developing law of the damage and macro - damage of plane structure under load. considering the original damage and tension and compression damage at the same time, the paper adopts the more reasonable concrete constitute relation of two demension and exponent function model

    在河海大學符曉陵副教授所編制的平面結構斷裂程序( dl08p4 )基礎之上,本文用fortran90語言編制的二維損傷-斷裂程序包,程序採用平面八結點等參數計算平面結構在外荷載作用下損傷及宏觀裂縫的發展規律,考慮了混凝土結構體內存在著初始損傷和同時存在的拉、壓損傷,並且採用更為合理的具損傷含義的混凝土二維本構關系(即正交異性損傷模型中的本構方程)和指數函數模型建立的並可進行拉、壓損傷可比性換算的損傷演變方程,較為真實地反映了實際情況。
  12. The finite element method for space geometric stability analysis

    空間幾何構造
  13. Generally, the skew bridge ' s calculation theories can be divided into three types : the category 1 is the plank theories method, such as the finite difference method, the finite element method and the finite strip method, etc ; the category 2 is the beam theories, such as the grid beam theories, the general grid theories, the rigid cross - beam method, the elastically - supported continuous beam method and the bar system analytical method, etc ; the category 3 is the practical method, such as the g - m revising method, the grid - beam simple method and ghali form coefficient method, etc

    目前關于斜梁橋的計算理論和方法概括起來,大致可以為三類:第一類為板理論方法,如法、變法、法、條法等;第二類為梁理論法,如格構梁理論、一般格構理論、剛性橫梁法、彈性支承連續法、桿件結構的方法;第三類為實用計演算法,荷載橫向佈的計算方法如g ? m修正法、格構梁的簡易法、 ghali表格系數法等。
  14. The proposed model is compared with experimental beams in the midspan cross - section deflections, strain distribution and the slip of supporting points

    為驗證法的正確性,對試驗梁進行了跨中撓度、沿梁高應變佈及梁端滑移的計算
  15. Thirdly, to improve the application of light gauge steel structure in our country, some experimentations of institute of new - style steel structure which adopting native productions are induced nally, three - dimensional finite element model is presented. compared with the tests, mumerical results are verified much accurate and efficient, therefore a reliable way is provided to utilize the computational technique adequately to reduce the tests and to utilize the experimental results adequately to improve design quality, ( 3 ) study on floor system. not only adequate strength, stiffness and integer stabilization must be provided, but also insulation, fire and acoustics must be satified

    本文首先論述了lgsfcbw各種破壞模式及其原因,總結了各因素對lgsfcbw抗剪性能的影響,從而為我國引進和應用輕鋼龍骨結構體系奠定了基礎;其次從試驗模型、試驗方法和試驗結果三方面探討了國外lgsfcbw抗震性能的研究,並該體系的破壞模式和抗震特性、提出研究建議;然後介紹了為推動輕鋼龍骨住宅國產化,我們採用國產材料開展的系列試驗;最後提出了lgsfcbw的有限單元分析法,數值計算與試驗結果一致,為充利用計算技術減少試驗數量和充利用試驗成果提高設計水平提供了一條可靠途徑。
  16. This differ with computation modal that design the foundation pier very big, bearing power too than design increment ; usage mechanics numerical analysis device with limited a logarithm of timw fitting method logt, noted the rock strength in stake tip of the borehole cast - in - place concrete pile to proceed with the structure steadiness the simulation compute to study with the fixed amount, designing for the engineering to start construction to provide for science with the spot

    本研究結合現場試驗、力學數值有限單元分析,對巖溶地段鉆孔灌注樁的施工工藝、荷載傳遞機理、持力層頂板厚度及嵌巖深度等方面作一些探討性研究,為該工程的設計和施工積累經驗,並為該類課題的進一步研究奠定了基礎。
  17. Two kinds of modeling methods, finite element method ( fem ) and experimental identification methods based on modal analysis theory, are applied to get the models of the dynamic systems. using the finite element model for the composite material structures with piezoceramics embedded and the technique to reduce the number of degrees - of - freedom of fem model, a reduced and appropriate model for online control is also introduced

    通過對埋壓電作動器和壓電傳感器的智能復合材料結構進行有限單元分析,建立起了結構振動的模型,並介紹了對摘要模型進行模型降階的方法,使其適合於對結構的振動進行控制。
  18. Which often produces some unexpected problems, such as prolonging time limit of project, increasing engineering quantities and cost, etc. through test on the site, dynamic value analysis, finite element unit method, the paper researchs construction technology of in - situ pile, transfer theory, thickness of supporting layer of head slab and depth of pile in karst area, provides some important conclusions, directs effectively the design and construction of this kind of projects

    但因溶洞的佈規律性差,現勘探手段難於事先查明它的準確位置及大小,因而常常給施工帶來意想不到的問題:工期延長、工程量增加及工程費用增加等。本文通過現場試驗、理論計算和有限單元分析,對巖溶地區鉆孔灌注樁的施工工藝、荷載傳遞機理、持力層頂板厚度及嵌巖深度等方面進行了較為系統的研究,得出了一些重要結論,效地指導了該類工程的設計和施工。
  19. Abstract : finite element method of tire temperaturefield is introduced in th is paper. temperature distribution curves of tire 9. 00r20 underspecific conditio n are given. the results will provide theoretical basis for developingnew tire a nd optimizing tire structures

    文摘:介紹了輪胎溫度場的有限單元分析方法,了9 . 00r20子午線結構輪胎在特定條件下的溫度場佈情況,給出了溫度場佈雲圖和溫度佈曲線,目的是為輪胎的研製開發提供可靠的理論依據,以便優化輪胎結構
  20. The main research works and conclusions of this thesis are listed as follows. the dynamic analysis model of elastic mechanism system with damping alloy parts is deduced based on the relationship between stress and strain of the material, also the analysis model under viscous damping model, complex damping model, nonlinear damping model and viscous - elastic damping model is put forward using the finite element method

    本文的主要研究工作及結論如下:從材料應力應變本構關系出發,導出了滯變阻尼模型、復阻尼模型、非線性阻尼模型、粘彈性阻尼模型下的有限單元分析模型,進而給出了含阻尼合金構件彈性連桿機構系統動力學模型。
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