finite element system 中文意思是什麼

finite element system 解釋
有限單元系統
  • finite : adj. 有限的；【語法】限定的；【數學】有窮的，有盡的。n. 〈the finite〉 有限（性）； 〈集合詞〉有限物。adv. -ly ,-ness n.
  • element : n 1 要素；成分；（構成）部分；分子。2 【化學】元素；【數學】元，素；【機械工程】單元；單體；【無...
  • system : n 1 體系，系統；分類法；組織；設備，裝置。2 方式；方法；作業方法。3 制度；主義。4 次序，規律。5 ...
  1. The paper is based on an arcuated built - up system bridge - zhongshan no. one bridge to be built in guangzhou, adopts the large universal finite element programme ansys, takes spatial action among members into account, establishes a three - dimension finite element model, and discusses the following several aspects : firstly, when three - dimensional finite model of a complicated bridge is founded, a beam - lattice method is a kind of applied and effective spatial analysis method, which is used to analyze superstructures of a bridge

    本文以廣州市中山一橋為背景，採用大型通用有限元程序ansys ，考慮構件間的空間相互作用，建立了三維的有限元模型，重點對以下幾個方面進行深入探討：首先，在對復雜的橋梁結構進行三維的有限元模型建立時，梁格法是分析橋樑上部結構比較實用而且有效的空間分析方法。
  2. Perfect pre - processing and post - processing function is one of the main factors to evaluate the vitality and market value of the finite element analysis system surveying today development of finite element analysis technology, most of which concentrate on establishing fine user interface, also has some limitation on application, and especially, the research on the visualization of arbitrary cut - plane is always in ascendants to realize the visual processing on cut - plane needs reprocessing the results of finite element analysis which have get, so the algorithm is two parts : seeking the physical value of cut - plane and drawing 2d contours, the former, based on the theory of stress on " arbitrary inclined plane " in physical mechanics, use the method of linear interpolation method to get the coordination and physical value of intersection between cut - plane and element arris ; the latter, based on the tables on elements, nodes, stress and strain, summarize a rapid algorithm of generating 2d contours based on the grid. this thesis synthesizes there two parts and get a visual processing program under fortran

    縱觀有限元分析技術的發展，目前大多集中在建立良好的用戶界面上的研究仍存在許多應用上的局限性，其中對任意剖面上可視化的研究仍處于方興未艾的階段。要實現任意剖面上可視化處理，必須先將得到的有限元計算結果進行再處理，因此在演算法上分為兩部分：求任意剖面上物理量值的演算法及二維等值線演算法。前一部分以彈性力學中「任意斜截面的應力」為理論基礎，利用線性插值方法得到截面與單元棱邊的交點坐標及交點物理量值；在此基礎上；根據已得到的單元及節點序號表、應力應變物理量表，總結出一種基於有限元剖分網格的快速生成二維等值線的演算法。
  3. Cable - pulley element in finite element analysis of cableway erection system

    纜索吊裝系統有限元分析中的滑輪單元
  4. We acquired the system ' s dynamic response when the satellite attitude was adjusted and the mode of the antenna. then modal analysis and dynamic analysis have been done to the satellite - antenna system by using the finite element analysis ( fea ) software of ansys. through the analysis we got the system ' s connatural characteristic, the amplitude - frequency characteristic of harmonic response, the power spectrum density of random vibration response, the maximal amplitude and resuming time of impact response

    其次藉助ansys有限元分析軟體，對系統進行了模態分析和動力學響應分析，獲得了不同天線結構參數下的衛星?天線系統的固有特性，簡諧響應的幅頻特性，隨機振動響應的功率譜密度，以及沖擊響應的最大幅值和恢復時間等。
  5. The research work of this article is a part of the " reliability research of cylinders for compressed natural gas vehicles " project which was subsidized by chongqing scientific committee, it aims to research the destructive theory and design theory and method for fiber enlaced composite materials shell, and synthetically use finite element optimal technology to set up composite materials cad system

    本文的研究工作是重慶市科委資助項目「天然氣汽車氣瓶可靠性研究」的一部分，旨在研究纖維纏繞復合材料殼體設計理論及方法和破壞機理，綜合運用有限元優化技術建立復合材料殼體cad系統。
  6. A ' method of analyzing the stresses of the lining of fiber enlaced composite cylindrical shell under internal pressure is raised through building the theory equation with putting the ring shaped stiffener on the point of enlancing fiber. the result is good fit with the traditional finite element analyzing system

    並結合對承受內壓的纖維纏繞復合材料圓柱殼進行了分析，通過建立理論方程提出了把加強環點建立在纖維纏繞處分析圓柱殼內襯應力應變的方法，計算結果與傳統有限元分析系統計算結果相吻合。
  7. A finite element analysis of 3d eddy current field for heavy current bus bar bridge system

    大電流母線橋三維渦流場的有限元分析
  8. In this thesis, the surface reconstruction for unorganized points, and the design and implementation of the system for constructing the finite element mesh

    本文主要在基於散亂點的三維重建演算法，曲面有限元網格自動生成工具系統的設計和實現等方面進行了研究和探討。
  9. Another topic of this article is to try to find a proper overlay design method. by using elastic layer system ( els ), finite element method ( fem ), genetic arithmetic ( ga ) back calculation and efficacious thickness method, the paper puts forward four design methods. the results say that the position where the max stress appears is not the only one but varies with the thickness of overlay

    根據陜西省高速公路瀝青路面病害以及使用性能的實際情況，提出了代表彎沉值的計算方法以及下臥層模量的反演方法，在此基礎上利用彈性層狀體系理論、有限單元理論、遺傳演算法以及有效厚度法等理論對加鋪層厚度設計方法進行了研究。
  10. In collaboration with the department of physicis and material science of the city university of hong kong and the electronic and engineering department of the chinese university, the faculty of medicine has conducted research on different aspects of computer - aided navigation such as brain shift prediction with finite element model, three - dimensional ultrasound based correction for brain shift, accuracy verification, robotic system, surface identification and matching

    通過與香港城市大學物理及材料科學系及香港中文大學電子工程學系的協作，我們正發展電腦輔助的神經導航技術的多方面研究，例如，採用有限元模型預測腦偏移；除去腦偏移的誤差的立體超聲檢查技術；手術準確性的證實；腦表面區域的定位。
  11. In this paper, finite element method ( fem ) was used to study the biomechanical responses and injury mechanism of pedestrian lower extremities in traffic accidents. the fem model was used also to predict the risk of bone fracture of the lower extremities. the results from this study can forms a background knowledge to improve the safety performance of passenger car bumper system for protection of pedestrian lower extremities in traffic collisions

    為了減少行人在碰撞事故中下肢的損傷風險，本文採用有限元分析的方法，研究了行人下肢的碰撞生物力學響應和損傷機理，並模擬分析預測了下肢的骨折風險，研究結果可為改進車輛保險杠系統的安全性能提供依據。
  12. The paper describes the modeling techniques and main points of the whole vehicle in the virtual proving ground by modeling the finite element models of the body in white, suspension system, tire and nonstructural masses of a business car, and simply verifying the whole vehicle model

    摘要通過對某型商務車白車身、懸架系統、輪胎、非結構質量進行有限元模型的建立、聯接裝配，直至完成整車的有限元模型的過程，並對該模型進行簡單的驗證，來說明在汽車虛擬試驗場中整車的建模技術與要點。
  13. Chapter 4 time - dependent computational simulation of the response of cable - suspension feed system in gusty wind based on the time - independent structure finite element method, and with consideration of the movement laws of cabin, a 3 - d time - dependent structure finite element model formulated by a new method named iss method ( instantaneous structure supposition method ) to deal with the vibration response of cable - suspension feed system in gusty wind is presented. in the model, all sources of geometric non - linearity, cable sag and changes of cable geometry due to large displacement, are fully considered

    基於時不變結構的有限單元法，在綜合考慮饋源艙運動規律的基礎上，提出了時變系統的瞬時結構假定法，通過將懸索離散為索桿單元，建立了系統的時變有限元模型，該模型充分考慮了懸索的垂度和大變形等幾何非線性因素，應用ne 。
  14. Also, the thesis calculate and analysis the transverse deflection of steel box girder deeply in multiple factors. firstly, the article introduced the calculative methods and theory of local stress and strain of bridge structure. then program software system of finite element method was introduced. after that, the influential factors to the calculatial result and their values were analysed and suggested

    本文首先介紹了橋梁結構局部應力應變計算理論和方法，對有限元計算程序進行了介紹，然後分析了縱橫隔板設置、梁高及梁寬變化等因素對鋼箱梁橋面板在恆載作用下的橫向撓度的影響，並將這些計算結果進行對照分析，從而找出了影響橋面板橫向撓度的主要影響因素，並得出了相應的數值可供工程實踐參考。
  15. Secondly applying the finite element method, the model of suspension bridge and develops computer software system - sbcs are built in this paper

    其次，應用有限單元法，建立了相應的懸索橋計算模型，利用平面桿系通用有限元計算程序進行結構分析，編制了懸索橋施工控制分析計算系統sbcs 。
  16. The software ansys6. 0 is used to analysis the stability of the state after construction of tongwamen bridge, linear method is used in analyzing the finite element model of the bridge, the coeffient of stability of different state after construction is given. on the basis, the effect of different factors such as the arrangement of lateral brace, the sloping angle of arch ribs, the stiffness of bridge deck system, the effect of non - orientedly conservative loadings of the hanger and tie bar etc is discussed. the different coefficients of stability of changing these factors are given, so the factors that are vital to the lateral stability of x - type arches are found, and the rationality of the methods taken to enhance the lateral stability of tongwamen bridge is evaluated

    本文應用有限元分析商業軟體ansys6 . 0 ，採用線彈性方法，通過對該橋的空間有限元模型進行穩定性分析，得出其成橋運營階段各種工況下的穩定安全系數。在此基礎上，本文還通過有限元模型分析，就拱的矢跨比、吊桿（立柱）的非保向力效應、橋面系的剛度、橫撐布置形式、拱肋側傾角等因素對該橋整體穩定性的影響展開探討與研究。文中給出了各因素變化情況下的穩定安全系數，指出了對鋼管混凝土提籃拱橫向穩定性有顯著影響的因素及其合理變化范圍，並對銅瓦門大橋提高橫向穩定性的措施的經濟合理性進行了分析。
  17. According to the shear - type floor model of frame structure, a basic control equation is constructed to analyze the nonlinear seismic responses of structure equipped with edd - bracing system. subsequently the dynamical finite element analysis are carried on to obtain the seismic response of a twelve - floor r. c frame with the three edd - bracing system under minute earthquake and disastrous earthquake, and the conclusions provide useful references for practical earthquake - resistant design

    基於框架結構剪切型層模型，建立了耗能阻尼器對建築結構非線性地震反應的基本控制方程，由此進行了某十二層鋼筋混凝土框架結構設置三種耗能阻尼器在多遇和罕遇地震下的動力有限元分析，為進行實際結構設置耗能阻尼器的抗震設計提供了有益的參考。
  18. The calculation model about the runner system of the downsprue of metal - powder injection molding ( mim ) and the finite element analysis of injection parts molding have been established. the analogue analysis of the molding process of metal - powder injection molding has been made and draw some correlative conclusion

    基於連續介質理論和有限元理論，建立了金屬粉末注射成形澆注系統的流道和注射件成形有限元分析計算模型，並對金屬粉末注射成形過程進行了模擬分析，得出了相關的結論。
  19. In this paper, the author combines the theory analysis with the experiment research method, and discusses the seismic behaviours, 3d elaborate finite element analysis and simplified model analysis of a kind of multi - function tall building - " sub - shearwall supported by frame ", which is applied widely today. the main contents are as follows : in order to observe the failure process and the earthquake response of the complex structure, and to analysis the seismic behaviour of the structural system and structural members, a 1 / 20 cement mortor model of a complex tall - building which is about to be built was producted and the shaking table test of this model under 26 sorts of earthquake loads was made. using sap2000 finite element analysis program, a 3d analysis model was built in computer, and the elastic time - history analysis of the model was done

    本文採用理論分析和試驗研究相結合的方法，研究了目前應用較多的綜合性大廈? ?框支分區剪力墻高層商住樓的抗震性能及空間精細分析和簡化分析方法，主要內容為以下幾方面：對一擬建的復雜高層建築結構，採用1 20比例的空間整體模型，進行了26種工況下的模擬地震振動臺試驗，觀察了結構的破壞過程和地震反應，分析了結構及構件的抗震性能；建立了結構的精細空間模型，利用sap2000n大型有限元分析程序對結構進行了彈性時程分析；通過有限元分析與試驗結果的對比，對結構的抗震性能和抗震能力做出綜合評價，認為該結構由於轉換層上部去掉部分樓板，既可滿足建築設計的通風、採光等要求，又可達到協調結構轉換層上、下樓層抗側剛度的效果，是一種較理想的有多道抗震防線的結構型式。
  20. By representing the uncertain parameters as interval numbers, the governed equa tio ns of the structural system are obtained by means of the finite element method

    將結構系統中的不確定性參數用區間數來表示，用有限元法建立系統的控制方程。
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