safety factor of stability 中文意思是什麼

safety factor of stability 解釋
穩定性安全系數
  • safety : n. 1. 安全;平安,穩安,保險。2. (槍等的)保險器,安全瓣;〈口語〉低座腳踏車[自行車] (=safety-bicycle)。3. 安全設備,保險裝置。4. 【棒球】安全打。
  • factor : n 1 〈英國〉經銷人;(代客買賣收取傭金的)經紀人;代理商;代辦人;〈蘇格蘭語〉 土地經管人。2 要素...
  • of : OF =Old French 古法語。
  • stability : n. 1. 穩定,穩定性,穩度。2. (船等的)復原力。3. 鞏固;堅定,持久不變。
  1. The content of this thesis, through the deformation destruction process of th e typical nanlidu landslide along the national highway 318, uses the finite unit a nalysis of computation, revealing the elastic, plastic stress and displacement of each joint inside the slide area pointing out the distribution range of the tension stress and the plastic deformation range, computering the stability safety factor of the slide area, gaining the fixed quantity, quota that evaluates the stability of the slide area, revealing the position of the slide area which is most likely to los e its stability, thus, it can provide theoretic proof for the programs which renova te landslides

    本文的研究內容是通過318國道南里渡典型滑坡的變形破壞過程,採用有限元計算分析,揭示滑體內部每個節點上的彈、塑性應力及位移,找出拉應力分佈區和塑性變形區,計算滑體穩定安全系數,得出衡量滑體穩定的定量指標,揭示滑體最可能失穩的部位,從而為滑坡整治方案提供理論依據。
  2. According to the geological data which was gained by exploration investigation, establishing a geological model which can reflect rock mass characteristics ; with analyzing the internal and exterior factors synthetically, the deformation and possible failure mechanism and mode of the cut slopes was confirmed which combines with stereoic projection and other techniques ; the stabilities of the 14 high slopes are estimated synthetically by applicable design codes and guidelines. with the estimate result and some other analysis methods, the rock mass mechanical parameters of slope are identified ; as a results, 14 high slopes fall into 4 categories based on rockmass characteristics and discontinuities. the stability and deformation of some typical slopes was analyzed with distinct element method by udec ; the safety factor of some dangerous slopes are calculated by rigid limiting equilibrium method for comparison

    首先著重研究影響邊坡穩定性的內在因素,主要是通過地質勘探、測量、現場觀測等手段取得研究區地質體的基礎地質資料,建立起能夠反映地質體結構特徵的地質模型;隨后綜合分析潛在的內外部影響因素,並結合赤平投影對邊坡可能的失穩模式或破壞機製作出判斷;運用已有巖體質量分類方法對沿線14個高陡邊坡穩定性進行初步的評價,並結合試驗研究、經驗判斷、工程類比等手段確定了坡體的巖體力學參數;根據穩定性初步評價結果將研究區14個高陡邊坡按開挖方式分為4大類,並利用離散元程序udec對各類典型高陡邊坡進行了穩定性計算分析;對潛在危險邊坡利用剛體極限平衡法求出了不同工況下的安全系數。
  3. Concrete elastic modulus and concrete creep and shrinkage variety at different time are reckoned in by using time increment analysis method and concrete creep and shrinkage secondary force is calculated by using effective elastic modulus. bridge stability analysis program is developed on the base of structure matrix displacement method, the program adopts visual basic language, has friendly interface and visual data input windows. the buckling safety factor of currently finished structure is given as result

    為計入混凝土彈性模量的變化及混凝土徐變收縮隨混凝土的齡期與外荷載加載時間不同而變化的影響,採用時間增量法對每個計算階段根據其階段內時步數進行循環,以計算時段內彈性應力、應變增量和徐變、收縮產生的應力應變增量,利用有效彈性模量法計算混凝土徐變收縮次內力,在此基礎上,結合結構矩陣位移法的基本理論編制開發了計入混凝土時效效應的高墩大跨徑橋梁穩定分析程序。
  4. Calculation of safety factor for slope stability analysis with polygon elements

    邊坡穩定性任意條分法分析中安全系數的計算
  5. Stability analysis indicates that the safety factor of the dam is suitable and sufficient for a seismic design

    穩定計算的結果也表明,壩坡的安全系數是足夠的,滿足抗震要求。
  6. The combination of comprehensive safety factor method and reliability method is much advantageous than the single safety factor method in the analysis of slope stability

    綜合安全系數和可靠度方法進行邊坡穩定分析比單一採用安全系數法具有明顯優勢。
  7. Abstract : the comprehensive fem analysis for the shimen arch dam and its abutment is carried out as an example to demonstrate the proposed method utilizing the monitoring data for calculation. based on teh back analysis of permeability coefficient and tensile strength of the seam between dam and foundation, the 3 | d seepage flow and elastoplastic fem analysis of arch dam and its abutment are conducted. the safety factor against sliding of arch dam is determined using some different methods to verify the stability of the dam

    文摘:本文以石門拱壩為例,說明基於原觀資料進行拱壩及其基礎的綜合分析的方法.內容包括:在反演擬合滲透系數和壩與基巖接觸面的抗拉強度參數的基礎上,進行壩址區三維滲流場分析、拱壩與基礎的三維線彈性、彈塑性力學分析,並用多種方法探求了拱壩抗滑穩定安全系數
  8. Application of ga in calculating factor of safety in slope stability

    遺傳演算法在邊坡穩定系數計算中的應用
  9. The calculated results show that the stability safety factor calculated by considering progressive failure is less than that obtained by common theory, and the effect of material characteristics on the slope stability that considered progressive failure is obvious

    考慮殘余強度時的漸進破壞分析所求出的穩定性安全系數比理論上求出的最小穩定性安全系數要小,而材料特性對安全系數的影響在考慮殘余強度時比較明顯。
  10. Through the description of limit equilibrium state and slope stability analysis by strength reduction fem, the safety factor is got, at the same time, the critical failure surface is found automatically. these conclusions testified that this method is practicable if there are detailed investigation, reasonable model and favorable software

    通過與傳統穩定性計算成果的對比分析,表明:只要調查充分,模型合理,加上良好的計算分析程序,對非貫通性節理巖體高邊坡的穩定性評價,有限元強度系數折減法是確切可行的。
  11. Finally, according to geological and finite element analytical findings, apply limiting equilibrium principle to type section under the different conditions, adopt many methods to count, combine the project features at libo airport and relevant standard, select the safety factor, analyze the countant findings comprehensively, estimate the stability in the field, and give some saggesticms of the settle measure

    最後,根據地質及有限元分析結果,對典型剖面在不同工況下應用極限平衡原理,採用多種方法進行計算,結合荔波機場的工程特點及相關規范,選取安全系數,綜合分析計算結果,對場區的穩定性作出評價,提出處理措施建議。
  12. In general, for the stability of side slope, we should specify a safety factor. because the work state on limiting equilibrium theory of rigid body is assumed, it ca n ' t be used to analyze the course of the rock breakage

    評價邊坡的穩定性,一般來說要給出一個安全系數,建立在剛體極限平衡基礎上的各種方法由於其工作狀態是虛擬的,因此無法分析邊坡破壞的過程。
  13. By using the method of reducing shear stiffness by step, that is, reducing shear stiffness during 3d nonlinear finite element analysis, it can simulate the stability of slope when its materials intension become strength from weak. when the slope is limiting equilibrium, we can define the safety factor on this parameter

    應用逐步降低抗剪強度法,即在三維非線性有限元計算過程中逐步降低材料的抗剪強度,可以模擬材料由強減弱的過程時邊坡的穩定性態,繼而由邊坡在極限平衡時的參數確定邊坡的安全系數。
  14. To unknown slip surface slope, ascertaining the location of the critical slip surface is the key problem in the process calculating the slope stability safety factor by traditional methods

    對未知滑動面邊坡,臨界滑動面位置的確定是傳統計算邊坡穩定安全系數方法中的關鍵問題。
  15. A safety reliability evaluation method for embankment slope stability under random storm wave actions and erosion - damage effects is proposed, the genetic algorithm has been used as the modern optimization technique applied to the minimization of the reliability index and the safety factor of embankment slope stability

    文中針對隨機風浪作用下侵蝕-損傷的堤壩邊坡穩定性提出一種安全可靠性評價方法,應用遺傳演算法尋找最危險滑動面對應的安全系數和最小可靠指標,並與傳統優化演算法進行比較,遺傳演算法尋優結果穩定不依賴于初值,明顯優于傳統優化演算法。
  16. The numerical analysis demonstrate that an safety factor of a loess slope increases with the matric suction. therefore, matric suction has an impertinent effect on the stability of a loess slope

    研究表明:土坡穩定安全系數隨吸力增大而增大,從而證明了吸力對黃土邊坡的穩定性有重要影響。
  17. Classification unification of calculation formulation for safety factor of slope stability

    邊坡穩定安全系數求解格式的分類統一
  18. On definitions of safety factor of slope stability analysis with finite element method

    關于有限元邊坡穩定性分析中安全系數的定義問題
  19. Two methods for calculation of safety factor of slope stability by use of transfer coefficient method

    論傳遞系數法求邊坡穩定安全系數的兩種解法
  20. In this paper, based on some previous scholars " excellent study fruits, the finite element iteration method for stability safety factor of landslide body against sliding is presented, when using this method, the thin layer element is used to simulate interlayer and structural joint for sliding surfaces

    本文在總結前人的優秀研究成果的基礎之上,採用合理模擬以夾層、結構面等為滑動面的薄層單元及相應的非線性分析方法,提出了塌滑體抗滑穩定安全系數的有限元迭代解法。
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