力與位移圖 的英文怎麼說
中文拼音 [lìyǔwèiyítú]
力與位移圖
英文
force-displacement diagram- 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...
- 位 : Ⅰ名詞1 (所在或所佔的地方) place; location 2 (職位; 地位) position; post; status 3 (特指皇帝...
- 移 : Ⅰ動詞1. (移動) move; remove; shift 2. (改變; 變動) change; alter Ⅱ名詞(姓氏) a surname
- 圖 : Ⅰ名詞1 (繪畫表現出的形象; 圖畫) picture; chart; drawing; map 2 (計劃) plan; scheme; attempt 3...
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In this paper, the finite - element numerical analysis calculation is applied to the foundation of high - rise and multi - floor building and the evolvement law of stress and displacement of tunnel used by urban traffic to explore the mutual influence between the wall rock of underground space and high - rise building foundation, taking account of the specific construction situation in the " sanmu garden " project in dadukou district in chongqing, from the perspective of underground space static - force structure stability analysis to open a underground tunnel with 6m in span and 7. 5m in height for track traffic 20m below the surface. this paper, taking considerations of three different states, i. e. the natural state without any artificial interference, the state of high - rise buildings on the surface, and the underground tunnel state with excavation for track traffic, and four plane lines and four vertical lines, analyzes and studies the distributing law of stress and displacement of calculation section from the following aspects : ( 1 ) the main stress vectorgraph, displacement distribution graph ( ux, uy ) and chromatogram graph of stress isoline ( 1, 2, xy ) of section under different states ; ( 2 ) the contrastive distribution curve of stress ( 1, 2, xy ) of different plane and vertical lines under the same state ; ( 3 ) the contrastive distribution curve of stress ( 1, 2, xy ) of the same plane and vertical lines under different states, wishing to provide references for underground space utilization and project designing and construction of the tunnel under high - rise buildings in the future
本文結合重慶市大渡口區「三木花園」開發建設項目,從地下空間靜力結構穩定性分析角度出發,針對在該項目中涉及的高層和多層建築物以及在其地下20米處開挖了一個用於軌道交通的跨度6米,高7 . 5米的地下隧道這一具體工程情況,採用2d - 3d -有限元結構分析程序對高層與多層建築物的地基基礎及其與城市軌道交通使用的地下隧道圍巖的應力與位移演變規律進行了有限元數值分析計算,探索了地下空間圍巖與高層或多層建築物地基基礎之間的相互影響,通過考慮未受到任何人為擾動影響的天然狀態、地表存在多層或高層建築物狀態和地下開挖用於軌道交通的地下隧道狀態等三種不同狀態以及4個水平剖線和4個垂直剖線等不同情況,從以下幾個方面具體分析研究了計算斷面的應力與位移分佈規律: ( 1 )在各種不同狀態下計算斷面的主應力矢量圖、位移分布圖( ux 、 uy )以及應力等值線色譜圖( _ 1 、 _ 2 、 _ ( xy ) )等; ( 2 )相同狀態下不同水平與垂直剖線的應力_ 1 、 _ 2和_ ( xy )對比分佈曲線; ( 3 )不同狀態下相同水平或垂直剖線的應力_ 1 、 _ 2和_ ( xy )的對比分佈曲線等,為今後在對地下空間的開發利用以及在高層建築物地下開挖硐室時的工程設計和工程施工提供參考依據。The dynamic force - displacement relation curve is of crucial important to the design and operation of mechanical impact devices. using one - dimensional wave mechanics and characteristic line theory, this paper presents a testing method for determination of dynamic force - displacement relation curve from one - point strain measurement on an elastic rod endface. the principle of measurement, data processing method and experimental results for penetration into granite are discussed. 4figs., 5refs
沖擊載荷下彈性桿端的作用力-位移關系曲線是沖擊機械繫統研究的重要內容.基於一維波動力學方程,應用特徵線方法,探討了已知一點應變求取彈性桿端的作用力-位移曲線的測試原理與數據處理方法,以及在花崗巖上沖擊鑿巖機具的測試結果,對一點應變測試法的可行性進行了論證.圖4 ,參5Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively
本文對大圓環直線感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、比較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了額定電壓下的瞬態分析,得到了轉矩,位移,轉速隨時間變化曲線圖,利用單極性霍爾元件測定轉速並與軟體計算結果進行了比較,採用等效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了比較,對其不對稱性進行了定性分析。The investigation in the field was combined with research indoors. by classifying tectonic sequence, confirming corresponding prototype basin, analyzing paleo - tectonic stress fields in different periods, plotting correlative tectonic map based on 297 explore wells, and analyzing the traits of the remaining depressions producing hydrocarbon and their migration rules in the ordovician, the author studied the basement of the basin ; the fault system of the basin ; the tectonic - sedimentary evolution of the basin and its circumference areas ; the prototype basin and corresponding dynamics background ; the paleo - tectonic patte rn and its evolution in the layers of producing gas in different periods of ordovician ; the superposition relationship among the different period basins formed by different stress fields ; the reformation of the basin and the formation, redistribution and final emplacement of the gas pools
採用野外地質調查與室內綜合研究相結合,通過構造層序的劃分及其相應盆地原型的確定、不同期次古構造應力場的分析、以297口探井數據為基礎的相關構造圖件的編制、奧陶系殘餘生烴坳陷及其遷移規律研究等的綜合分析,開展了盆地基底以及盆地斷裂系統、盆地及鄰區構造與沉積演化、盆地原型及其形成的動力學背景、奧陶系產氣層不同時期的古構造格局及其演化、不同期次構造應力場形成的不同世代盆地之間的疊置關系以及盆地改造與天然氣藏的形成、重新分配和最終就位諸方面的研究。After the discussion of the numerical simulation method based on the fdtd method and the pml technique, the motions of the charges and the electrical field lines were first employed to describe the radiation procedures of the pulse electromagnetic waves. then the causes of how the charges are accelerated and how the motion status of the charges are maintained were further studied from the angle of interaction of charge and field. after these analyses, it was pointed out that the pulse radiation is due to the suddenly occurred time - varying electrical field ( displacement current ) in the open space. this view was further evidenced by two examples : one is the partly resistance loaded antenna, the other is the partly curved antenna. the radiation procedures of the pulse electromagnetic waves of many different situations were simulated throughout this paper with the contours and waveforms of electric field given. these figures are very helpful to the understanding of the radiation mechanism of the pulse electromagnetic waves
在討論了基於時域有限差分法和完全匹配層技術的數值模擬方法之後,首先從運動電荷和電力線的角度直觀地描述了脈沖電磁波的輻射過程,然後進一步從場與電荷相互作用的角度分析了天線上電荷是如何被加速以及如何維持其運動狀態的,指出了開放空間中突然出現的時變電場(位移電流)是脈沖電磁波輻射的根本原因.文中還對局部電阻加載的天線和局部彎曲的天線進行了研究,以進一步說明上述觀點.對多種情況下的脈沖輻射過程進行了數值模擬,並給出了電場的等高線和空間波形圖,這些圖形對理解脈沖電磁波的輻射機理非常有益Analysis is carried out in the use of ans ys software on the sleeve structure of the rotating platform thereof and stress, deformation and strain energy in the respect of distribution and the distribution atlas of stress, shift are acquired for the purpose of structure state monitoring and diagnosis as well as testing both in theory and technology instructions
運用ansys軟體對裝卸型門機的轉臺筒體結構進行了分析,得到了結構的應力、變形、應變能等的分佈情況和應力、位移等分布圖譜,為結構狀態監測與診斷、測試提供了理論和技術指導。After comparing between the finite - element analysis and experimental results, the author verified the fem. then according to the chinese code, the nonlinear finite model of the beam - to - column is established which are made of different size components. the responses of beam - to - column web moment connections which are made of different size components are compared and analyzed from three facets, and the conclusions about the joints behavior are drawn : thicken the connection plate, lengthen the connection plate or use a back - up stiffer can improve the connection behavior, consist of improving the behavior of load - supported and reducing the stress convergence in the flange moment plates
本文根據我國規范的有關規定,自行建立了12個不同構件尺寸的樑柱腹板連接的三維有限元模型,對不同構件尺寸的樑柱腹板剛性連接節點在單向荷載作用下的反應進行了研究,從結構的mises應力等值線示意圖、梁端加載處的荷載? ?位移曲線、翼緣連接板兩端的mises等效應力以及翼緣連接板與柱相連接的三邊的mises應力等值線示意圖四方面進行了比較與分析,從而得出了不同構件尺寸的樑柱腹板剛性連接的在受力行為上的結論:增加翼緣連接板的厚度、增加翼緣連接板的長度以及採用柱的橫向加勁肋均可以改善節點的受力性能:提高節點的承載能力;減小翼緣連接板內部與柱翼緣邊的的應力不均勻現象,從而避免試件過早地發生破壞。Lastly, two axially loaded bored piles in some building site near xichang city was calculated with the method and some useful data and curves including load - settlement curves and distribution of friction resistance etc. are presented. the accordance between the results of calculation and in - situ test verifies the validity of the method developed in the paper
通過計算,得到相應的荷載?沉降曲線、軸力圖、樁側阻力圖、塑性區、土的豎向位移等值線、樁的滑移過程等結果,並與現場試驗結果吻合較好,說明用本文方法計算分析樁基的工作特性是可行和有效的。The initial strain must be the optimum value obtained by multiple - trial method. 5. in the static analysis of the bridge model under live load, assuming a shifting concentrated load on the girder, analyzing the relation map of each section deflection and the location of the concentrated load, finishing the load - on of the worst - case live load, then the moment and deflection envelope diagrams of the girder were obtained
成橋模型建立后,在後續活載作用下的靜力分析必須首先在主樑上作用移動集中荷載,分析主梁各斷面的活載撓度與集中荷載作用位置關系曲線圖,完成最不利活載的加載,從而最後得到懸索橋主梁的彎矩包絡圖及撓度包絡圖。分享友人