mechanism of deformation 中文意思是什麼

mechanism of deformation 解釋
變形機制
  • mechanism : n 1 (機械)結構;機械裝置[作用];(故事的)結構。2 【哲學】機械論 (opp vitalism)。 3 【文藝】...
  • of : OF =Old French 古法語。
  • deformation : 變形,走樣
  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. Then, by using the great fem programme and the drucker - prager model, the thesis establishes the pile - soil model of super - long piles, analyzes the mechanism of bearing and deformation of super - long piles under vertical loading systemically, studies the characteristics of q - s curve, bottom resistance, pile shaft resistance and critical length of super - long piles in detail, acquires some practical guidance conclusion. secondly, with a practical engineering, the author expatiates the bearing characters of super - long piles farther. the thesis points that super - long piles are frictional piles under the condition of working loading

    然後應用大型有限元程序,採用土的drucker - prazer模型,建立了超長樁分析計算的樁土模型,系統分析了超長樁在豎向荷載作用下的承載機理和變形特性,研究了超長樁的荷載?沉降特性,端阻、側阻的發揮性狀以及超長樁的有效樁長,得出了具有實際指導意義的結論。
  3. Deformation mechanism of expansible soft rock and special control technique

    膨脹型軟巖變形機理與特種控制技術
  4. Mechanism of deformation and breakup of single drop in a shear or an extensional flow

    剪切或拉伸流場中液滴的變形和破裂準則
  5. Analysis on the tunnel deformation mechanism of wushaoling tunnel crossing f7 faultage and exploration on its support measure

    7斷層隧道變形機理分析及其支護措施的探討研究
  6. Having analyzed preliminarily formation mechanism of these common characteristics of anomaly, it concludes that : these are results, controlled by basically united tectonic stress field of large - range, caused by stress - strain accumulation and certain phase strong earthquakes, according to deformation difference brought about in tectonic position along the boundary zone and within second - order faults of active blocks resulted from unstable and inharmonious features for movement of block system at different levels and deformation of boundary

    分析這些異常共性特徵的形成機制,初步認為:是在基本統一的大區域構造應力場控制下,不同層次塊體系統運動及其邊界帶變形的非平穩、非協調性,在活動地塊邊界地帶和地塊內部次級斷裂構造部位產生變形差異而導致應力-應變積累、孕育強震到一定階段的結果。
  7. Study on dynamic mechanism of rotary kiln consists of three aspects mainly i. e. temperature field, computation of supporting force, stress and deformation of structures, these are the decisive factors of the operation of rotary kiln

    摘要回轉窯力學機理的研究主要集中在溫度場、支承力計算、構件的應力及變形三個方面,它們是回轉窯運行狀態好壞的決定因素。
  8. According to composition and structure feature of jinjiang landslide analysis, the author considers it was a enormous landslide with the characters about multi - period ( total four slides ) and overlaying, its mechanism of deformation failure attributed to a representative sliding - bending mode in the consequent slope, the stability calculation indicates that no matter what the whole landslide would not slide, while, as earthquake intensity reaching or exceeding vi, the first - period landslide which lies to the south of huangjiagou in the front slip mass and the fourth - period landslide which lies to the north of caojialiangzi in the back slip mass will slide

    由金江滑坡的組成及結構特徵分析可知,邊坡為一多期次(四次滑動)兼具超覆特徵的巨型滑坡,其變形破壞機制屬順層邊坡中比較典型的滑移?彎曲型。穩定性計算表明,滑坡整體穩定性較好,僅在遭遇度及其以上地震作用的情況下,堆積體前部靠黃家溝以南的第一期滑坡及靠後部北側曹家梁子的第四期滑坡堆積體才會失穩;因素敏感性分析表明,滑坡穩定性對地震(尤以強震)最為敏感。
  9. It makes decision on stability state of countryrock according to in - situ surveying datum, and grey prediction model is formed using the deformation curve of country rock. this model can predict latter displacement of country rock. deeper analysis is also been counducted on countermeasure and mechanism of softrock tunnel, and gradation analysis method is applied to select the optimum bracing plan

    再結合現場實測資料對地下洞室圍巖的穩定狀態進行判別,利用圍巖變形曲線建立灰色預測模型,採用該模型對圍巖位移的後期變形進行預測。對軟巖隧道的支護對策、支護作用機理進行了較深入的分析研究,並利用層次分析法選擇最優的支護方案。
  10. Rock slope ; modes of rock mass structure ; mechanism of deformation and failure ; destabilization of slope ; the reservoir area of the three gorges project

    基巖斜坡巖體結構模式變形破壞機制斜坡失穩三峽庫區
  11. Similarly, according to the deformation mechanism of ebsf and the virtual work theory, the influence of three different active beam links on the terminal carrying capacity, stiffness and ductibility of ebsf is deducted

    同樣,根據偏心支撐框架的幾何變形機制,應用虛功原理,重點推導並分析比較了分別採用d型、 k型或者v型支撐時對結構的極限承載力、彈性剛度以及延性的不同影響。
  12. This paper mainly aims at the strategic demands for large - aperture lightweight mirror proposed by high - tech development. its main research contents are : select material blank for lightweight mirror according to physical and chemical properties of optical glass ; analyze and calculate the deformation quantity of the mirror with finite element method ; design and optimize mirror body structure of 400 lightweight plane mirror and 450 lightweight spherical mirror, analyze glass cutting principle, design specisl - use grinding wheel structure, select reasonable technological parameters to implement the processing of weight reduction holes on 400 plane mirror ; analyze etching mechanism of hydrofluoric acid, look for the technological parameters such as the optimal acid concentration and etching time etc. ; eliminate the stress of weight reduction holes and micro - cracks on 400 lightweight plane mirror ; discuss the processing principle and

    本論文的研究主要是瞄準國家高技術對大口徑輕型鏡的戰略需求而開展的。主要研究內容是:根據光學玻璃的物理與化學性能,選擇輕型鏡坯材料;用有限元法對鏡子的變形進行分析、計算,找出變形規律,優化設計400mm輕型平面鏡、 450mm輕型球面鏡鏡體結構;分析玻璃切削原理,設計專用磨輪結構,選擇合理工藝技術參數,完成400mm平面鏡輕量化減重孔的加工;分析氫氟酸腐蝕光學玻璃機理,尋找最佳酸濃度、腐蝕作用時間等工藝參數,實現400mm平面鏡減重孔應力與微裂紋的消除;討論分離器加工原理和工藝技術特點,完成400mm平面輕型鏡面形加工。
  13. The main results show that : ( 1 ) the mechanism of laser bending is very different from that in bending with hard tools. ( 2 ) the bending angle is varied along scanning direction, and there is a deformation wave in the process. ( 3 ) the effects of sheet length on bending can be neglected while the length is more than 10 times of thickness. ( 4 ) the sheet width has much higher influence on the bending process

    分析發現:激光彎曲成形時板料的應力狀態與機械折彎時有根本不同;當激光束沿直線單向掃描時,板料兩端的彎曲角度不同;板料的長度大於10倍板厚或5倍光斑尺寸時,板長對彎曲角度的影響不再顯著;沿掃描方向,距離光斑中心3倍光斑尺寸以外的區域,仍然對彎曲變形量產生影響。
  14. Research on mechanism of deformation and destruction in deep component roof

    深部復合頂板巷道變形破壞機理研究
  15. Main contents and characters of the paper are as follows : ( 1 ) it systemly explains definition and classification of soft rock. lt gives analysis on geologic and engineering characters of soft rock, and deeper disscussion on failure causes of soft rock tunnel. it also shows the mechanism of deformation and failure

    本文的主要研究內容和特色如下: ( 1 )系統地論述了軟巖的定義及分類,分析了軟巖的地質特徵和工程特性,對軟巖隧道失穩原因進行深入的探討,論述軟巖隧道變形失穩的力學機制。
  16. Then, the deformation of soil particle skeleton under the physical chemistry of electrical double ] ayer and exterior load are simulated, indicating the micro - mechanism of deformation, failure and creep for structural soil. because conventional constitute models are constructed according to reconstituted clays, not considering the structure in natural clays and structure damage course during loading, a elasto - viscoplastic damage model and the parameter determining method are put forward

    針對過去用重塑土試驗建立的本構模型,沒能考慮天然土體中存在的結構性,沒有描述結構性土從天然原狀到加荷破壞的這一過程,建立了一個描述結構性土的彈粘塑損傷模型和參數確定方法。
  17. By studying the strength behavior to these rocks, their shear strength ranges were given in different engineering environmental conditions. based on a series of triaxial tests on the soft clayey rocks, parameters of the constitutive model are provided, which are necessary in numerical analysis and engineering computation. according to the results in this study, mechanism of deformation and failure of soft clayey rocks was explored, and the data on their physical and mechanical properties were collected in guangdong

    結合現代土力學原理,系統分析了風化泥質軟巖的結構特徵,膨脹特性;探討風化泥質軟巖的強度特性,給出了風化泥質軟巖不同工程環境條件下的抗剪強度取值范圍;在三軸排水剪試驗成果基礎上,提供了工程數值分析和計算所需本構模型參數,揭示了風化泥質軟巖的變形破壞機理,建立廣東風化泥質軟巖的物理力學性質特徵資料,為工程決策提供參考。
  18. Based on actual data, emphasizing particularly on the course of consolidation and deformation of preloading method combing vacuum with stack - load, the paper illustrates the mechanism of deformation of pre loading method combing vacuum with stack - load from consolidation and final effect, and calculates final settlement by delamination summation - method and hyperbola method, presenting relative parameters used for designing and execution control

    摘要以實際監測資料為依據,對真空聯合堆載預壓法的固結過程和變形過程進行了分析,從固結和最終效果這兩個基本問題上闡述了真空聯合堆載預壓法的變形機理,採用分層總和法和雙曲線法推算最終沉降量,並給出了相關的設計和施工控制參數。
  19. Abstract : the mechanism of deformation of rtp powders and moulds has been studied by analysing three models ( ball, rod and disc ), so to explain the cause of camination and crack

    文摘:通過圓球、棒材和圓片三種模型的分析,探索粉末料和模具的形變機理,從而闡明分層、裂紋產生的原因。
  20. In this dissertation, area geology background, engineering geology condition and mechanism of deformation - destruction of the landslide are adequately analyzed, and finite element method is applied to analyzing the landslide stability in the study area, then changes of stress field, displacement field, plasticity destruction zone and stability coefficient contour are discussed

    論文充分分析了巫山縣四道溝滑坡的區域地質背景、工程地質狀況,系統分析了滑坡的變形破壞機理,採用有限元法進行了滑坡穩定性分析,討論了在各種工程情況下的應力場、位移場、塑性破壞區以及穩定性系數等值線圖的變化情況。
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