等應力線 的英文怎麼說

中文拼音 [děngyīngxiàn]
等應力線 英文
equal-stress line
  • : Ⅰ量詞1 (等級) class; grade; rank 2 (種; 類) kind; sort; type Ⅱ形容詞(程度或數量上相同) equa...
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  • : 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...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  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、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、變形的影響。
  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演算法。前一部分以彈性學中「任意斜截面的」為理論基礎,利用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、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的演算法。
  3. With two examples of the prestressed celom tension in the continuous girder design, which is utilized in the projects of mingzhu elevated railway and xinmin elevated railway, the author analyses the characters of the design and the application of this technology

    摘要就軌道交通明珠、莘閔工程的連續梁設計中預束體內張拉的實例,分析其設計特點和用。
  4. This paper simply introduces the device of on - line monitoring for the thrust of the rotating maching, then discu ed the finite dement analyses on the on - line monitoring elastic dement for measuring thrust in detail, in order to develop the performance of the se or and the device, we calculated the distribution of the stre 、 strain 、 axial di lacement in the elastic element using the finite element method when the axial forces f = 3 104n, the result is very satisfied

    簡單介紹大型旋轉機組軸向監控裝置,然後詳細介紹軸向彈性元件的有限元分析,為了提高所研製的測傳感器的性能,採用有限元方法計算了彈性元件在軸向f = 3 104n時的變、、靈敏度及軸位移的分佈情況,分析結果表明:所設計的測傳感器完全符合廠方的要求及儀表性能指標。
  5. Based on total stress index of property of statics and dynamics of dam body and dam base materials which obtained from test, utilizing duncan - chang hyperbola model and equipollence linearity model to analysis static state and dynamic stress state affected by earthquake of hada mountain dam body and dam base

    根據試驗得到的壩體和壩基材料的靜動學性質的總指標,計算中採用duncan ? chang雙曲模型和性模型,分析了哈達山壩體和壩基的靜狀態以及它們在地震作用下的動狀態。
  6. The prestress and harmonic response analysis method is used to study the unbalance response of a turbo - generator rotor and the displacement - frequency curve at a point of the rotor as well as the sress and strain at an appointed frequency are provided

    摘要利用預及諧響分析的方法研究了轉子的不平衡響,得出在某頻率范圍內,轉子在指定點處位移對頻率的響以及在指定頻率處,整個轉子上的變響的影響
  7. Based on the equal strain consolidation model of sand drain, and neglecting the well resistance and the vertical drainage consolidation, a layered model for the nonlinear consolidation of sand drain, which accounts for the geostatic pressure varying along depth and the relationship between the average viod ratio and the logarithm of average effective stress, is presented

    摘要基於砂井變固結模型,考慮初始有效沿深度變化,忽略井阻和豎向排水固結的影響,用平均孔隙比與平均有效的對數關系,建立砂井非性徑向排水固結的分層計算模型,並求得常荷載作用下的徑向排水固結解析解。
  8. Based on the fromer study of mine tectonic, hydrology, tunnel deformation, etc., 3 - d numerical simulation of current tectonic stress field of lvjiatuo coal mine was done in this thesis, combining with local hypocenter mechanism solve and relational stress in - situ measuring value regression analysis has been done to the simulation result, and the reasonable results are gained those will offer dependence for disposing the tunnels more rational and making tunnel supporting more economical and safer

    摘要本文在前人對呂家坨礦進行礦井構造、水文地質、巷道變形研究的基礎上,結合該地區的震源機制解及有關的實測值,對礦區現今構造場進行了三維數值模擬,並對模擬結果進行了性回歸分析,得到了與現實較為符合的結論,為更合理的巷道布置和更經濟而安全的巷道支護提供依據。
  9. Because color isochromatic fringes appear in the stress model based on a plane polariscope in white light, we studied the problems systematically by a digital camera as image inputting device, digital image processing technique and bp artificial neural network. based on the work that has been reported before, a technique named five - step color phase shifting technique ( fcpst ) to acquire single isoclinics is presented

    根據白光入射時模型在偏振儀光學系統中的條紋是彩色的特點,本論文採用彩色數碼相機作為數據採集與輸入設備,結合彩色信息圖像處理和bp神經網路新技術,對上述兩個難題進行了系統的研究,獲得以下成果:在綜合前人工作的基礎上,提出獲得全場單純的傾角相圖的五步彩色相移法。
  10. This system provides photo elastic, moire, holographic, speckle technology contained in optical measure strain and displacement analysis software interface, and mainly realizes photo elastic image collection, interference image pretreatment, automatic skeleton extract method, automatic main strain trace protraction method and planar photo elastic image strain analysis function. all the work that the author has done has established a good foundation for more realization of an intact optical measure image strain analysis software system. furthermore, engineer and lab assistant can quickly obtain concise, intuitionistic and quantificational information

    該系統提供了光測學所包括的光彈法、雲紋法、全息法以及電子散斑法技術和位移分析軟體實現的介面,主要實現了圖像和圖像的採集、干涉條紋圖像預處理、全自動提取光彈條紋圖像骨架、全自動繪制主以及二維光彈分析功能,為進一步開發完整的光測學圖像分析軟體奠定了基礎,同時使工程技術人員以及實驗人員能夠迅速的獲取簡明、直觀、定量的信息。
  11. 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三種不同狀態以及4個水平剖和4個垂直剖不同情況,從以下幾個方面具體分析研究了計算斷面的與位移分佈規律: ( 1 )在各種不同狀態下計算斷面的主矢量圖、位移分布圖( ux 、 uy )以及色譜圖( _ 1 、 _ 2 、 _ ( xy ) ); ( 2 )相同狀態下不同水平與垂直剖_ 1 、 _ 2和_ ( xy )對比分佈曲; ( 3 )不同狀態下相同水平或垂直剖_ 1 、 _ 2和_ ( xy )的對比分佈曲,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。
  12. According to mechanics theory the formulary of flexural rigidity, axial rigidity, shearing rigidity are deduced. the framework membrane structures are widely used present. the nonlinear finite element method is used in this dissertation, after form - finding the shape are overlapped the framework structure, the shape and the framework structure make up integrality structure, the nonlinear finite element method is employed, due to deadweight and wind load and snow load and self - stressing the response of the framework membrane structures are analyzed, and computation results of integrality model and dividing model have been compared

    骨架式膜結構是目前用最廣泛的的膜結構,本文運用非性有限元理論,將找形后的膜面覆蓋在骨架結構上,膜面與鋼結構組成整體,採用非性有限元方法對骨架式膜結構在自重和自、風荷載、雪荷載共同作用下的反進行了分析,對膜結構和骨架結構分開計算和整體計算模型進行了比較。
  13. First, using strip - partitoning method and programming in matlab language, the numerical caculations of the relation curve between moment and curvature are done for the beams strengthened with non - prestressed and pretressed cfrp sheets, base on the assumption of plane section, non - bonding slip and non - peeled destroy. secondly, nolinear finite elemeant analysis by ansys are done for the beams strengthened with prestressed cfrp sheets base on the three assumptions before mentioned, the analysis are all done for the relation curve between load and displacement, the distribution of material stress, the distribution of cracks. lastly, calculation formula of flexural capacity and deflection are proposed

    )的全過程關系曲。其次基於上面的三個假定,選擇合理的本構關系,利用ansys通用有限元分析程序對預碳纖維布加固梁進行非性有限元分析,分析了加固梁的荷載-撓度關系、材料的情況、裂縫的分佈情況。最後提出了承載計算公式和正常使用狀態下撓度計算公式。
  14. ( 2 ) taking the geology analysis as main way and combining the pre - test, predicating the tunnel ' s main geology condition ( rock quality, surrounding rock classification, long - wide joint, fault, ground water, crustal stress ), and predicating the main potential disaster ( collapse, breaking water, rockburst, large deformation ) ( 3 ) employing the stress test result and inverse analysis of the stress field, finding out the crustal stress " s distributing rule along the tunnel axes section : the highest crustal stress is 24mpa near the deepest spot, and predicting that the k2 + 260 ~ k3 + 000 likely to be the high crustal stress segment for this tunnel

    通過地質分析、類比分析、監控量測、數值模擬、神經網路方法,對鷓鴣山隧道潛在的主要地質災害(塌方、涌水、巖爆和大變形)進行了預測預報( 3 )在現場地測試成果的基礎上,運用數值計算進行場反演,基本查明了沿隧道軸剖面的地分佈規律:地量級在最大埋深附近達到最大值24mpa ,並預測k2 + 260 k3 + 000段將很可能成為鷓鴣山隧道的高地段。 ( 4 )塌方往往與斷層破碎帶及千枚巖相聯系。
  15. National educational inspector ought to accord with following postulate : ( one ) the main line that holds to a party, have deep love for socialism to teach a career ; ( 2 ) law of familiar concerned education, code, guiding principle, policy, have stronger professional ability, working gain is outstanding ; ( 3 ) have stronger organization harmonious ability and stronger oral with written expression ability ; ( 4 ) have record of formal schooling of above of university undergraduate course or coequal knowledge, be engaged in education manages or education, research works 10 years above ; ( 5 ) level of executive authority deputy hall and above, or have middle and primary school fancy teacher name, colleges and universities and scientific research orgnaization advanced and professional technical position ; ( 6 ) hold to a principle, handle affairs justice, behave well, clean - fingered self - discipline ; ( 7 ) healthy, can assure to perform duty of national educational inspector and the time that the task that finish needs

    國家督學當符合下列基本條件: (一)堅持黨的基本路,熱愛社會主義教育事業; (二)熟悉有關教育法律、法規、方針、政策,具有較強的業務能,工作實績突出; (三)具有較強的組織協調能和較強的口頭與書面表達能; (四)具有大學本科以上學歷或同,從事教育治理或者教學、研究工作10年以上; (五)行政機關副廳級及以上,或具有中小學特級教師稱號,高學校和科研機構正高級專業技術職務; (六)堅持原則,辦事公道,品行端正,廉潔自律; (七)身體健康,能夠保證履行國家督學職責和完成任務所必需的時間。
  16. To meet the demands for large space and flexible compartmentation of buildings, laminated vierendeel trusses are adopted in high - position transfer story structures. first the bearing characteristics are analyzed, in which reasonable stiffness ratio of the upper chord, middle chord, and lower chord is derived. then combined with an actual engineering model ( 1 8 similar ratio ), the static loading and pseudo - dynamic tests of two models for laminated vierendeel truss used in transfer story structures are conducted, in which one model adopts reinforced concrete, and the other adopts prestressed concrete and shape steel concrete. seismic behaviors are analyzed, including inter - story displacement, base shear - displacement skeleton curves, and equivalent viscosity - damping curves. a program is programmed to carry out the elasto - plastic dynamic analysis, and displacement time - history curves of the two models are derived. the test and analysis results show that the laminated vierendeel truss with prestressed concrete and shape steel concrete has excellent seismic behaviors. it can solve the disadvantages of laminated vierendeel trusses used in transfer story structures. finally, some design suggestions are put forward, which can be referenced by similar engineering

    為滿足建築物大空間和靈活隔斷要求,在高位轉換層結構中採用迭層空腹桁架結構.首先分析了其受性能,得出了空腹桁架各構件合理的截面剛度以及布局形式.然後結合一實際工程,進行了兩榀迭層空腹桁架轉換結構模型( 1 : 8相似比)的豎向荷載下靜試驗以及擬動試驗.其中一榀為普通混凝土迭層空腹桁架,另一榀配置了預和鋼骨混凝土,對比分析了兩模型的層間位移比、骨架曲以及效粘質阻系數抗震性能的比較,並進行了彈塑性動分析.試驗和分析結果表明,配置預和型鋼混凝土的迭層空腹桁架轉換結構具有良好的抗震性能,可以成功地解決迭層空腹桁架作為轉換層結構所產生的弊端問題,最後對這類轉換層結構提出了相的設計建議
  17. The research fruits in this article can provide the temperature isoline map of crown cantilever section and central longitudinal section of the dam, the stress isoline map of crown cantilever section and upstream and downstream surfaces of the dam, the maximal and minimal stress distribution map in dam abutment along with the height of dam, the maximal and minimal stress table of typical nodes and the maximal and minimal stress table in different elevations, and also provide reference basis for taking relative temperature control measures in the design and construction of rcc arch dam

    本文研究成果可給出壩體的拱冠梁剖面和壩體中心縱剖面的溫度圖、拱冠梁剖面和壩體上下游面圖、壩肩最大最小沿壩高的分佈曲、不同高程處典型點的最大最小值表以及不同高程處最大最小值表成果,為碾壓混凝土拱壩的設計和施工中採取相的溫控措施提供了參考依據。
  18. It will improve analysis efficiency and experimental precision greatly if putting the photoelastic images gotten from experiment into computer, obtaining the isochromatic and isoclinic data automatically and writing it into database directly. but because of the limitation of time and the difficulty of drawing pure isoclinics from images, the paper has only shown the achievements presently and simulated a disk under diametral compression as foundation on further research

    把實驗中拍攝到的光彈性圖像輸入到計算機中,利用自動處理系統獲得原始數據並將其直接輸入數據庫中,再依據本文提供的原理和方法求解結構的彈塑性值,可以大大的提高分析效率和實驗精度。
  19. Program can analyze the multi - girder curved bridge, by using the diatropic distributing theory. it can calculate the dynamic programming loading, by using the combined influence. it can analyze the internal force under the action with the prestressed force, by using the equivalent load method

    程序採用橫向分佈的實用計算理論來處理多主梁曲梁橋的空間受分析問題;採用組合影響來對曲梁橋進行動態規劃加載;採用代荷載法對曲梁在預作用下的結構內進行分析。
  20. Indeed, for some decades now, power line wires have been ? used for low - speed data communication, culminating in such standards and products as lonworks, cebus, and x - 10, as well as many proprietary systems for the transmission of control and management signals

    事實上,在最近的幾十年,電已經被用於低速數據通信,在lonworks , cebus , andx - 10標準中都有提及和用,特別是在一些特定系統中用於傳輸控制和管理信號。
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