finite-element structure 中文意思是什麼

finite-element structure 解釋
有限單元構造
  • 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...
  • structure : n. 1. 構造,結構;組織;石理,石紋。2. 建造物。3. 【化學】化學結構。4. 【心理學】(直接經驗中顯現的)結構性,整體性;整體結構。adj. -d ,-less adj.
  1. Fist of all, on the basis of the research of agone boffins, this author investigates the interaction mechanism of bolts and rock, and introduces the elastic ? lastic analytical resolution which is consist of the liner structure, the equivalent reinforced wall rock and the original wall rock in the simple loading from the equivalent well - proportioned view ; this solution is very important meaning for the engineering design. on the basis of coulomb friction model, the author introduces the finite element equation of the contact problem in order to provide the academic foundation for the application of msc. marc. finally, combining the engineering practice of the non - linear analysis of shield tunnel through yellow river of the south - north water transfer and using the model of friction, the author researched the evolution law of stress and displacement field in the structure of grouted rock bolts, and analyzed the effect to the stress and deformation of surrounding rock mass due to anchor supports

    首先,在前人研究成果的基礎上,對錨桿與圍巖的相互作用機理進行研究,利用全長錨固錨桿的中性點理論,從等效均化的角度來考慮錨桿對圍巖的加固作用,並推導了在簡單荷載作用下,含有襯砌、等效加固后的圍巖、原始圍巖三者的彈塑性解析解,對工程設計有著重要的參考意義;在數值模擬方面,以考慮錨固圍巖滿足規則化庫侖摩擦模型為基礎,利用虛功原理推導了接觸問題的有限元方程的計算格式,為開發運用大型商用有限元軟體msc . marc提供了理論根據,也形成了本文的理論基礎:最後,論文以南水北調東線穿黃隧洞穩定性分析項目為工程實例,利用本文所述的接觸問題的摩擦模型理論,對錨桿支護結構的應力場、位移場的變化規律進行了研究,分析了加錨支護對隧洞圍巖應力、變形的影響。
  2. The common hypotheses of the shell structure aren ' t alterative in the new finite element method, and it finishes the solution through the integral of the different laminas

    新單元的計算方法不改變殼體結構的一般假設條件,利用厚度方向分段積分來完成問題的求解,並對層合截錐殼進行計算。
  3. With the help of the electronic computers, engineers employ it to figure out nearly all kinds of engineering problems ranging from astronavigation, construction, waterpower projects, ship - building and mechanical engineering etc. owing to the strong power of finite element method, one kind of software pack which based on the method is exploited and named algor feas to resolve problems on structure analysis for trusses and shells. this paper also employ algor feas software pack to analyze and compute the cableway towers, giving the accurate result on stress and displacement both in location and whole. finally, we also bring out some advice on structure improving

    在此分析過程中:首先將物理模型簡化為力學模型,主要是將塔架結構按空間桿單元簡化為空間桁架結構,目的是將力學模型變換為數學模型;這一過程主要是利用autocad2000建立塔架的計算模型;再者,利用algorfeas軟體包讀入autocad建立的塔架計算模型生成初始數據卡利用計算機進行編程進行風載計算,再將計算結論整合入algorfeas產生的初始數據卡中,生成計算數據卡;接著,利用algorfeas軟體包計算塔架在不同載荷情況下的應力圖,位移圖,並且求出在不同載荷條件下的最大位移和最大應力等;然後,對塔架的穩定性進行分析;最後;根據計算結果提出改進建議。
  4. Abstract : for analyzing the residual stress distributing state within the weld joint, and its effect on the performance of welding structure, when welding the ferrite pearlite steel with the austenite steel, this paper develops a finite element program to compute the interface stress of two or over two material. finally, this program is used to analyze the mechanical behavior of heterogenic joint

    文摘:為了分析鐵素體、珠光體類鋼與奧氏體類鋼焊接時,焊接接頭處焊接殘余應力的分佈狀態及其對焊接構件性能的影響,研製了可計算兩種或兩種以上材料界面應力的有限元程序,並用此程序分析了異質接頭的力學行為。
  5. Finite element analysis of mast section structure of thread - type borer

    旋挖鉆機常用鉆桅截結構的有限元分析
  6. Third, on the base of expatiating on experimental research method and theoretical research method of joints, the paper points out two kinds of valid methods, which are used to analyze the tube joints stress of dendriform structure by making use of semi - analytical method and inelastic large deflection finite element analysis method, confirms to apply the evaporative pattern casting process as the facture method of dendriform structure cast joints, and detailed dissertates the casting theory, casting process, generation cause and prevention measure of casting flaws, heat treatment method and inspection standard about cast steel joints

    然後在闡述樹狀結構節點實驗研究方法和理論研究方法的基礎上,提出了利用半解析法和彈塑性大撓度有限元法兩種有效分析樹狀結構管節點應力的方法,並給出兩種方法的詳細表達式及它們各自的優缺點。通過對鑄鋼件常見製作方法的介紹,確定了採用消失模法作為樹狀結構鑄鋼節點的製作方法,並詳細論述了用消失模法製作鑄鋼節點的鑄造原理、鑄造工藝、鑄造缺陷產生的原因及防治措施、鑄鋼節點的熱處理方法以及檢驗標準。
  7. It provides strong basement for the research of design. the method of structure analysis commended by this paper is based on nonlinear finite - element, diathermanous and elasticity mechanics. it found the model of a steel beam pressed by gravity and temperature in the condition of indoor fire

    本文提出的結構分析法是在大量參數分析的基礎上,以非線性有限元、傳熱學及彈性力學為基礎,利用ansys軟體,建立一個鋼框架梁在室內局部火災條件下的傳熱模型與在重力荷載及溫度荷載共同作用下的受力模型。
  8. Finally, considering the request of the gfrp bars reinforced furan resin concrete electrobath, we designed the structure of the electrobath and use finite element method to analyse it. in the process, pre - stress also was considered. the result of use in practice indicate the properties of gfrp bars can meet the request of electrobath structure

    最後結合玻璃鋼筋呋喃樹脂混凝土電解槽的設計與開發,對電解槽的配筋布置、結構尺寸進行了設計,用有限元方法對電解槽的整體結構進行了計算分析,並考慮了玻璃鋼筋預應力的影響,其設計計算結果已在玻璃鋼筋呋喃樹脂混凝土電解槽的實際生產中得到了應用,且使用情況良好。
  9. Thirdly, while analyzing composite materials shell structure, the structural pre - flection nonlinear equation and engenfunction for resolving flection load are separately simplified in the axis symmetry shell ' s flection finite element analysis

    本文在分析復合材料殼體結構時,軸對稱殼體的屈曲有限元分析對結構前屈曲非線性方程及屈曲載荷求解中的特徵方程分別作了簡化。
  10. The papers whose research object is the 7 - floor frame - structure with isolator - seismic layer, in which the isolator - seismic layer adopt some standard interlayer rubber isolator. by establish a 3 - dimension finite - element modal and use the a nalysis soft - ansys, we can make dynamic analysis on the structure. by analyses we can get some response characteristics of the structure sparked by the normal and rarely earthquake of 8 - degree fortify intensity, by the double - horizons seismic and by the vertical seismic

    本論文設計了一7層的具有隔震層的框架結構並以此為研究對象,其中隔震層採用標準件的夾層橡膠隔震墊,通過建立三維有限元分析模型,運用大型有限元分析軟體? ansys對結構進行動力響應彈塑性時程分析,得出了結構在8度設防烈度下的常遇水平地震和罕遇水平地震激勵下的響應特性、在雙向水平地震波激勵下結構的響應特性和在豎向地震波激勵下結構的響應特性。
  11. Roll over protective structure ( rops ) is a device which installs on out of construction vehicle. the main functions are : when the vehicle rolling over. rops can prevent the vehicle from rolling over further, and reduce the possibility of rolling vehicle injures operator ; when the vehicle traveling on freezing soil. concrete and rock, it has large resist continuous impact ability ; when the vehicle overturning rops can support the whole vehicle. arrangement of falling object protective structure ( fops ) can block objects ( such as trees, rocks ) so that supply protection for operator. this problem is that research rolling over and falling objects protective structure of bulldozer by learning research condition of rops / fops and relative lay down international standard. on the base of theory analysis. detrudes counting formula of rops / fops deformation through founding mechanics analysis model of rops / fops at the stage of elasticity and plastoelastic. and finds a set of feasible nonlinear finite element analysis counting. lt calculates rops / fops plastoelastic deforma variable of 320hp bulldozer, bulldozer has been carried out by optimizing design method

    其主要功能是:當車輛滾翻時, rops能刺入未凍土壤而阻止車輛的進一步滾翻,降低滾翻的車輛對系著安全帶司機軋傷的可能性;保證rops在碰撞和沖擊變形不大的地面(如凍土、混疑土上、巖石)時,能具有相當大的抗連續沖擊能力;當車輛已經處于顛覆狀態時,已經變形的rops應能支撐住整車。落物保護裝置(簡稱fops ) ,其構件的布置方式要能遮蔽墜落的物體(如,樹木、巖石等) ,以便對司機提供適當的保護。本課題主要通過了解國內外有關對rops fops的研究情況和有關國際標準的制定,對大型推土機傾翻和落物保護裝置進行研究,在理論分析的基礎上,通過建立rops fops的力學分析模型,推導彈性、彈塑性階段rops fops變形的計算公式,建立一套可行的rops fops的非線性有限元分析計算方法。
  12. Based on the real structure of the forewing and hindwing of dragonfly, the plane geometric models of biomimetic wings are created using some cad software. then the three - dimensional finite element models of biomimetic wings are built by choosing the suitable element types and characteristic parameters

    本文基於蜻蜓真實的翅翼樣本,利用相應cad軟體分別建立了前、后翅翼的幾何結構模型,並通過選擇適當的單元類型及設定特性參數,完成三維仿蜻蜓前、后翅翼的有限元建模。
  13. Finite - element analysis of end - plate connections in light weight steel structure with gabled frames

    門式剛架輕鋼結構端板連接節點承載性能的有限元分析
  14. Application of gdr method to modal analysis for large finite element structure

    法在大型結構模態分析中的應用
  15. In the paper, the study of analysis method of internal force for curved - beam bridge structure analyzed by spacial method of curved - bar grillage finite element method is introduced

    本文對彎梁橋採用曲桿梁格有限元法進行空間結構分析時的內力計算方法進行了研究。
  16. The optimum designs of a good and applied outer pressure tank structure of submarine ? quasi - homocentric structure, based on approximate analytical methods and finite element stress analysis method are made

    提出了準同心圓式潛艇外部耐壓液艙結構是一種優良實用的結構型式,給出了這種結構基於近似解析法和基於有限元應力分析的結構優化設計方法。
  17. Typical examples show that the results of quasi - homocentric structure are better than traditional structure, the results of finite element are better than that of approximate analytical methods, monolayer stiffened results are better than two - double longitudinals stiffened optimum results

    典型實例表明,準同心圓式結構優化設計方案優于傳統結構設計方案,基於有限元優化設計方案優于基於解析法的優化設計方案,液艙殼板單層加縱骨結構優化設計方案優于雙層加縱骨結構優化設計方案。
  18. In the chapter 3, algor feas ( also called super sap ), a commercial fem software is introduced ; several. problems in building the finite element model of a auto frame is researched ; taking advantages of fem and mathematic programming, a strength analysis method of the frame of a series multi - spindle hydropneumatic suspension automobile is proposed ; taking the structure and load characteristic of a missile ' s frame into account, the static, eigenvalue and response analysis have been made by using super sap91

    第三章簡要介紹了大型有限元軟體sap91 ;對車架有限元建模及分析中的若干問題進行了討論;利用有限元法和數學規劃法相結合,提出了一種串聯多軸油氣彈簧懸架車輛車架強度分析的方法;針對某導彈發射車車架的結構和載荷特點,利用sap91軟體對其進行靜力分析、特徵值分析和動力響應分析。
  19. This paper carries on the 3d finite element structure analysis for power house monolith with a bulb turbine hydropower station located in the upstream of huang river as the carrier

    摘要以黃河上游擬建的某燈泡貫流式水電站為載體,對廠房壩段整體進行了三維有限元結構分析。
  20. Adopt at present most advanced large - scale super sap finite element structure analyse procedure to go on numerical value calculation for model of drilling rod, drilling rod whole stress simulation of state that receive show and reflect drilling rod various kinds of stresses under different working states distribute the characteristic clearly, make stress state of drilling rod reach visual, make people able to understand informations of drilling rod of stress status in depth too at the same time, so that the design of the improvement drilling rod constantly is in order to meet the demands of actual project

    採用當前最先進的大型supersap有限元結構分析程序對鉆桿的模型進行了數值計算,得到的鉆桿整體應力狀態的模擬顯示清楚地反映了鉆桿在不同工作狀態下的各種應力分佈特徵,同時也使鉆桿的應力狀態達到了可視化,使人們可以深入了解鉆桿應力狀態信息,以便不斷的改進鉆桿的設計以滿足實際工程的需要。
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