桿構件應力 的英文怎麼說

中文拼音 [gǎngòujiànyīnglì]
桿構件應力 英文
bar stress
  • 桿 : 桿名詞（桿子） pole; staff
  • 構 : Ⅰ動詞1 （構造; 組合） construct; form; compose 2 （結成） fabricate; make up 3 （建造; 架屋） bui...
  • 件 : Ⅰ量詞（用於個體事物） piece; article; item Ⅱ名詞1. （指可以一一計算的事物） 2. （文件） letter; correspondence; paper; document
  • 應 : 應動詞1 （回答） answer; respond to; echo 2 （滿足要求） comply with; grant 3 （順應; 適應） suit...
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  1. 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。
  2. There are 500 ton and 315 ton oil pressure, and 176 sets of kinds of machine process and checking equipments in the factory. the mould we designed are economical applied and low making charge short period. we produce back - door level air - spring, jack, brake oil pipe, accelerator pedal for micro car and engine mid - parts, gemel, tri - way air pipe, adiabatic board and other welding parts

    工廠主要生產微型汽車系列背門撐桿制動油管千斤頂等總成，以及發動機倉中置構件側圍頂上內蒙皮等沖焊件，已形成年產30萬車付的能力，其中背門支撐桿制動油管供應量佔了長安公司一半以上。
  3. 2 ) the structure elements should be laid out symmetrically and uniformly when designing steeve - arch structure, what ' s more, the reasonable selection of section geometric size near the arch foots of first beams is paid attention to and the arrangement difficulties of steel bar due to the big eccentric pressures 2, the analyses of anti - seismic features on transverse direction of the aqueduct l ) the method of adjusting the elements " mass can be harnessed in order to even the layout of seismic loads

    2 ）設計吊桿式拱架支承結構時，各部分構件應當均勻對稱布置。另外，還應注意頭道梁拱腳附近截面的尺寸擬定，克服地震內力造成的大偏心受壓狀態給結構配筋設計增加的困難。 2 、橫槽向抗震性能分析1 ）可利用調整構件質量的方法，使得結構的某些構件的地震荷載分佈均勻一些。
  4. On the contents of two sides abovementined, this paper attempts to do some initial researches from three angles as follows : 1, the analyses of anti - seismic features on longitudinal direction of the aqueduct l ) the seismic longitudinal effects are small. the vibrant characters are decided from the structure integration and rigidness of piers and main arch - ring of the aqueduct, so the following measures should be taken in order to weaken and isolate seismic influence : properly broadening the section sizes and adopting the high class concrete, lowering the height and barycenter of building, setting hoop steel bars so as to increase the plasticity of the concrete which can absorb the seismic energy and prevent the damages due to stress centralization on the linkages and changing place

    本文試圖就上述的這兩大方面的內容，從以下三個角度進行了初步研究： 1 、縱槽向抗震性能分析1 ）湯峪河吊桿拱支承結構的縱槽向地震效應較小；吊桿式拱架結構動力特性取決于槽墩和主拱圈的剛度，以及結構的整體性，故適當加大構件截面尺寸或提高砼標號，盡量降低結構的建築高度和重心，在構件連接和變截面處增設梗脅，按照約束混凝土的要求來加強箍筋的配置，增加砼的延性，以克服地震時構件連接和變截面處的應力集中造成的坡壞，並吸收大量的地震能量，從而起到隔震，減震的效果。
  5. Based on the equilibrium equation, the states of self - stress and the modes of inextensional mechanisms are solved by the singular value decomposition method. and the equilibrium equation can be solved by the generalized inverse method. the force density method is proposed

    在建立空間桿件體系平衡方程的基礎上，採用廣義逆方法求解各種情況下的平衡方程，採用奇異值分解方法求解索桿的機構位移模態和自應力模態，並推導了力密度方法的基本公式。
  6. Two - level algorithm is developed to deal with the two objective function optimal designs that are the radial constraint force and the axial force of the upper structure. corresponding program has been developed to optimize the prestress of the lamella ' s suspen - dome and kiewitt ' s suspen - dome. analysis of construction process is the key problem to suspen - dome

    本文採用二級優化的步驟對徑向約束反力和上部桿件軸力兩個優化目標同時進行了預應力優化，並編制了相應的程序對聯方型和kiewitt型弦支穹項結構進行了預應力優化設計。
  7. In this paper, ansys, the software on finite element analysis, is made use of processing the static and modal analysis on the preliminary models and its " modified ones. by analyzing the results, we can conclude that the stresses on the components of the modified models are tended to equilibration and the location of the branches " brace can also influence stresses and translations on the branches. in addition, the values of the intrinsic frequencies on modified models " are larger than the ones on preliminary models, but the ranges of the frequencies on both models are almost same

    傳統的弧形閘門的支臂結構基本上都是三角架式的，這主要是因為按平面體系進行計算的傳統設計方法忽略了結構的整體性及弧形閘門的空間結構特點，設計得比較保守，而實際上，將其改為a型結構也存在可行性，本文是利用有限元分析軟體? ? ansys對原模型及修改模型分別進行靜態和固有頻率的計算，通過分析比較其結果可知，支臂改為a型后會使閘門的整體受力趨于均勻，即原模型受力大的部件其應力變小，而原模型受力小的部件其應力會變大；而且a型支臂的支桿在不同的放置位置對支臂的應力和位移變化也有一定的影響。
  8. The authors describe the modelling of a railway steel truss bridge with long - span in order to analyse the detailed distribution of stress for members and nodal plates in main truss, the detailed deformation and stress distribution due to frame effect on transversal bracing plane in truss bridge, and the detailed distribution of stress in important parts of the steel plate girder bridge with initially transversal deformation by using sseb in this article

    本文建立大跨鐵路鋼桁梁橋和鋼板梁橋全橋結構模擬分析數學模型，說明了鋼桁梁橋桿件和節點板詳細應力分佈、平面框架詳細變形與應力分佈和有變形缺陷鋼板梁橋重要部位應力的模擬分析結果等問題。
  9. The possible shear of the upper chord will change beam from flexural member to member under flexure and compression force. this is emphasised through design example. as a result ， we find that composite floor system is good for reducing the height of floor system

    在組合樓蓋體系設計中，筆者指出，可能的桁架弦桿剪力會使作為桁架弦桿側向支承的梁由彎曲構件變為壓彎構件，這是在與桁架體系相適應的樓蓋體系設計中應該注意的一個環節。
  10. This paper mainly deals with the subjects below : the problem on fem analysis, general reliability analysis and calculation, and optimization based on the general reliability of the random or fuzzy parameters structure ; and also brings forward a method for getting the fuzzy answers from the fem equation by taking the fuzzy multiplier from a fuzzy variable ; in the fem analysis and structural reliability optimization, the randomcity and fuzziness of the structural physical parameters and the load applied on the structures are all considered

    文中對隨機和模糊參數結構在不確定性荷載作用下的結構有限元分析、可靠性分析和基於可靠性的優化設計等問題進行了研究。以桿系結構為對象，提出結構分析的模糊因子方法，其中分別或同時考慮了結構材料的物理參數、構件的幾何尺寸和作用荷載幅值等的隨機性和模糊性；對結構響應（位移、應力）為模糊變量時的廣義可靠度進行了推導。
  11. This thesis gaved a detail account to the main part. for example : the design of the cylinder and the piston rod ; the time calculate of the valve ; the design of the disc spring and how to use it

    根據斷路器的要求進行了彈簧液壓機構的主要液壓元件的設計：集成式工作缸和變截面活塞桿結構設計；電磁閥、控制閥系統結構設計及動作時間的近似計算；儲能碟形彈簧的結構設計、應力計算及選用方法。
  12. The main work of this paper was as fellows : ( 1 ) generalized the development of pre - stressed steel structure in our nation and abroad, and pointed out the main problem in practice ; ( 2 ) presented the mechanism of pre - stressed steel structure and revealed its applicable range ; ( 3 ) established the optimization design model for pre - stressed steel structure, which accounts for constraints on stresses and displacements of structure ; ( 4 ) brought forward the optimization design method, which combined linear programming and the principle of full restriction, through which we can obtain the magnitude of each time pre - stress and the optimized sections of each members of structure ; ( 5 ) analyzed the best times of pre - stress and pointed out that 2 ~ 3 times is preferable ; ( 6 ) conducted optimization design on large - space steel roof, horizontal parallel steel truss with local cables, horizontal parallel steel truss with global cable, and ultra - static steel truss, the result of which indicated that the multiple pre - stress structure is very economic ; ( 7 ) compared different schemes of cable placement for horizontal parallel steel truss, and the results showed that the local cable only unloaded the second girders, but had no response on the first girders and stomach poles, while global cable could unload the second girders and the stomach poles outside of turning point of cable, thus proving that global cable is more economic than local - cable

    本文的主要工作是：對國內外預應力鋼結構的發展歷史及現狀作了綜述和總結，指出當前預應力鋼結構工程實踐中存在的主要問題；闡述了預應力鋼結構的受力機理，並指出預應力鋼結構的適用范圍和特點；在考慮結構應力和變位約束的條件下，建立預應力鋼結構優化設計模型；提出多次預應力鋼結構優化設計方法和步驟，採用線性規劃和滿約束準則相結合的優化方法，可優化設計出施加的每一級預應力的大小，並得到結構各部分的優化截面；對多次預應力最佳的施加次數作了分析，並建議以2 3次為宜；為驗證文中理論和方法，分別對大跨多次預應力鋼屋架、局部布索的水平平行弦鋼桁架、整體布索的水平平行弦鋼桁架和局部布索的超靜定鋼桁架等算例進行了優化設計，經濟效益明顯；對水平平行弦鋼桁架的幾種施加預應力的方案進行比較，對于局部布索，預應力只對下弦起到卸載作用，對上弦和腹桿基本不起作用；而整體布索預應力除對下弦卸載外，對索折點以外部分腹桿也起到卸載作用，經濟效益好於局部布索。
  13. Abstract : the wave equation, continuous equation for tower structure and the method of characteristic line, are derived in this paper, and variation of structure modulus of elasticity with strain and vibration frequency being considered, state of stress on the structure affected by earthquake wave is analyzed

    文摘:推導了高聳結構（桿件）波傳播運動方程、連續方程和特徵線求解方法.並考慮結構彈性模量隨應變及振動頻率的變化，對地震波作用下結構的受力狀況進行了分析
  14. Corresponding software was developed which can be used for the research of the effects of generalized coordinates, link lengths and the inertia parameters of links on driving torques

    研製的軟體可以應用於研究廣義坐標、桿長和構件的慣性參數對驅動力矩的影響。
  15. The form - finding of cable - pole structure is the course to seek rational structure geometry and the distribution of prestress force by the geometry relation of the setting. but the form - finding of membrane structure is the course to seek rational structure geometry by certain border terms and prestress force

    索桿體系的找形是由給定的幾何關系尋求合理的結構幾何及預應力分佈的過程，膜的找形是由一定的邊界條件及預定先給的預張力尋求合理的結構幾何形狀的過程。
  16. Based on the characters of structure of the project, the structural style selection is given and analysis program of the latticed shell of double - layer hyperbolic pyramid cooling tower is programmed by the finite element theory and vb 6. 0 advanced programming language, which includes of 15 programs and directly aims at cooler tower and gives the forcing property by the computing program of the latticed shell of double - layer hyperbolic developed. analysis of static stress and temperature stress is given out by means of three dimens ions members finite element and numerical analysis, optimum design of member sections is given out by full stress, analysis of geometric nonlinear is given out by nonlinear finite element, analysis of earthquake stress is given out by the mode decomposition response - spectrum method, the latticed shell cooling tower compared with the reinforced concrete structure finally

    該軟體包括15個程序，其針對性強，直接針對冷卻塔，對該結構進行了受力分析，具體分析包括：採用空間桿件有限元和數值分析方法對結構進行了靜力分析與溫度應力分析；採用滿應力法對應用於冷卻塔的桿件截面進行了優化設計；採用非線性有限元分析方法，並利用荷載增量法對該結構進行幾何非線性分析；採用振型分解反應譜法對網殼的自震特性及地震反應作了一定的研究；並且將具體工程的研究結果與鋼筋混凝土結構冷卻塔進行對比。
  17. The mechanism is divided into finite elements and researched by ked method. then kinematic differential equations are established for each element and the general kinematic differential equations are built through assembling all the elements. a closed numerical method based on the mode superposition principle is employed to solve the equations

    將四連桿機構劃分為多個有限單元，建立其單元運動微分方程和系統運動微分方程，運用實振型疊加法的閉式演算法求出機構在一個運動周期中各個廣義坐標方向的彈性位移，同時求出機構不同位置時各構件上動應力分佈情況、機構前四階振型變化情況。
  18. Pre - stress steel structure, a new type of structure in which combine pre - stressed with steel structure. adding some high strength bar in steel structure, and forcing these bars pre - stress can improve the structure capability, reduce the structure weight

    預應力鋼結構是一種將預應力與鋼結構相結合的新型結構，就是在鋼結構中增加某些高強度桿件，並且對這些桿件施加預應力，使其達到改善結構性能，降低結構自重等作用。
  19. Thirdly, subspace iterative method is adopted in the paper, and natural periods and modes of preceding fifteen steps of zhongshan no. one bridge are solved, dynamic characteristics of this kind of structural system are obtained, inherent link between dynamic characteristics and structural rigidity is discussed deep, the viewpoint is provided that dynamic characteristics of a structure are considered as important basis whether structural scheme is rational ; in addition, the author brings out some own views and opinions about calculational methods of prestress value of different sorts of tie rods, simulation of local rigidity region, foundation of a local finite element model of a node

    另外，提出在施工階段中某些構件的應力有可能比成橋狀態的應力還大，需防止在施工狀態中構件因強度不足而破壞；再次，採用于空間迭代法，求解了拱式組合體系橋梁的自振周期和振型，得出該種結構體系的動力特性，深入探討了動力特性和結構剛度之間的內在聯系，提出了把結構的動力特性作為判斷結構方案是否合理的重要依據。此外，本文還就系桿預應力值的確定方法、局部剛度區域的模擬、節點局部有限元分析提出了作者的見解和看法，對解決類似問題得出了一些有參考意義的結論。
  20. This product is mainly used for prestressed and post - tensioning technology in large, medium and small sizes of various of pc structures, and widely used for civil engineering construction of large scale railroad, high - way bridges, buildings, truesses, overhead crane beams, industrial and civil prefabricated concrete floor, wall board, trbular piles, power line poles, power line poles, pc water pipes, tv towers and nuclear power station, etc

    主要用於製作先、后張法的大、中、小型各種結構形狀的預應力混凝土構件，如鐵路、公路、屋架、吊車梁、工業民用預制板、墻板、管樁、電桿和預應力混凝土水管、電視塔、核電站等工程建設上。
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