element failure 中文意思是什麼

element failure 解釋
元件失效
  • element : n 1 要素;成分;(構成)部分;分子。2 【化學】元素;【數學】元,素;【機械工程】單元;單體;【無...
  • failure : n 1 失敗 (opp success); 不及格。2 不足,缺乏;衰退;【醫學】衰竭。3 不履行,玩忽。4 破產,倒閉...
  1. Finite element analysis of aerofoil fatigue failure

    飛機機翼疲勞斷裂過程的有限元分析
  2. There are certain difficulties in studying the failure process of frangible materials such as concrete, rock, etc which are caused by dynamic loads such as collision, earthquake, exploding, etc by those current exited numerical methods like finite element method etc. so in order to solve such a problem we should introduce certain new numerical analysis method

    現存的一些數值方法如有限元法等在研究混凝土、巖石等脆性材料在沖擊、爆破、地震等動荷載作用下的破壞過程問題中存在著一定的困難。因此,對於此類問題需要新的數值分析方法。
  3. The water heater shall have a self - diagnostic control that monitors and indicates power on, no power or control failure, start - up failure, high - limit operation, sensor failure, defective upper element, or defective lower element

    這種熱水器應該配置自診斷控制裝置,能夠監控和顯示通電、停電、控制裝置故障、啟動故障、高溫運行、感應器故障、上部加熱元件或下部加熱元件故障等狀態。
  4. Analysis of lucent sdh network element failure

    網元失效故障分析
  5. Meanwhile, by using delaminating combination finite element method and macro finite element analysis methods, the paper present two kinds of analysis programs. based on the aforementioned analysis program, the failure form, distribution of plastic hinge, load - carrying capacity, displacement and ductility characteristics are investigated to reveal the failure mechanism and the failure proceeding under seismic effects. the results are in good agreement with the test results, indicating the precision of the aforementioned two programs is satisfiable to the practical engineering design

    分別採用分層組合式有限元和宏觀有限元分析方法,編寫了2種鋼筋混凝土中高帶邊框柱剪力墻結構的彈塑性有限元分析程序,同時利用上述2種分析程序,研究了模型結構的破壞形態、塑性鉸的分佈、承載力、位移及延性性能等特性,探討了這類結構在地震作用下的破壞全過程與破壞機理,得到其主要受力特性和抗震性能的一般規律,所得結果與試驗值吻合較好,表明上述2種程序分析結果的精度均可滿足實際工程的設計要求,因此可用於這類結構的抗震性能分析與設計。
  6. Failure analysis of silicon carbide heating element

    碳化硅發熱元件失效分析
  7. In this paper, the author combines the theory analysis with the experiment research method, and discusses the seismic behaviours, 3d elaborate finite element analysis and simplified model analysis of a kind of multi - function tall building - " sub - shearwall supported by frame ", which is applied widely today. the main contents are as follows : in order to observe the failure process and the earthquake response of the complex structure, and to analysis the seismic behaviour of the structural system and structural members, a 1 / 20 cement mortor model of a complex tall - building which is about to be built was producted and the shaking table test of this model under 26 sorts of earthquake loads was made. using sap2000 finite element analysis program, a 3d analysis model was built in computer, and the elastic time - history analysis of the model was done

    本文採用理論分析和試驗研究相結合的方法,研究了目前應用較多的綜合性大廈? ?框支分區剪力墻高層商住樓的抗震性能及空間精細分析和簡化分析方法,主要內容為以下幾方面:對一擬建的復雜高層建築結構,採用1 20比例的空間整體模型,進行了26種工況下的模擬地震振動臺試驗,觀察了結構的破壞過程和地震反應,分析了結構及構件的抗震性能;建立了結構的精細空間模型,利用sap2000n大型有限元分析程序對結構進行了彈性時程分析;通過有限元分析與試驗結果的對比,對結構的抗震性能和抗震能力做出綜合評價,認為該結構由於轉換層上部去掉部分樓板,既可滿足建築設計的通風、採光等要求,又可達到協調結構轉換層上、下樓層抗側剛度的效果,是一種較理想的有多道抗震防線的結構型式。
  8. Research work described in this dissertation consists of four parts : application of finite element methods ( fem ) in the study of pull out tests of single fiber reinforced composites ( sfrc ), fem study of fragmentation tests for single fiber reinforced composites, monte carlo simulation of fragmentation tests for single fiber reinforced composites, and a simulation of impact failure behaviors of fiber composites with a mesh free method - the sph method

    全文論述從四個方面展開的工作:單纖維復合材料抽拔試驗的有限元數值模擬,單纖維復合材料逐節斷裂試驗的有限元數值模擬,蒙特卡羅方法模擬單纖維復合材料受拉破壞過程,無網格sph演算法在復合材料受沖擊破壞過程中的v _ ( 50 )數值模擬。
  9. Rubber components often appear interface failure due to the actions of mechanical loads and the influences of enviorment. hence, in this paper the interface failure mechanism has been studied by means of finite element method and fracture machinics. the numerical results of testpieces deformation with crack are in close agreement with experimental values

    橡膠鋼雙材料試件由於機械載荷和環境的影響經常在粘接界面發生破壞而導致結構失效,藉助有限元和斷裂力學對界面破壞機理進行研究,得到的存在初始裂紋的試件變形與實驗結果吻合較好。
  10. A combined neural network and genetic algorithm with solving stability safety of homogeneous slope was proposed and the finite element method is applied to analysis the progressive failure process of the slope and the maximum equilibrium theory, requests out stability safety of homogeneous slope with the smooth arc radius of difference with the difference below the level coordinate of arc peak, utilizing the neural network algorithm to establish slidng the nonlinear mapping relationship between level coordinate of arc radious and arc peak, being adapted the neural network algorithm to look for along the minimal stability safety of homogeneous slope and corresponding arc radious and arc peak

    提出了求解邊坡穩定性安全系數的神經網路與遺傳演算法。該方法採用有限元分析和極限平衡理論,求出不同的滑弧半徑和不同的弧頂水平坐標下的邊坡穩定性安全系數,利用神經網路演算法建立滑弧半徑和弧頂水平坐標與安全系數之間的非線性映射關系,採用遺傳演算法搜索邊坡的最小穩定性安全系數及相應的滑弧半徑和滑弧中心坐標。
  11. Element model with shear band and its application to progressive failure analysis of slopes

    含剪切帶單元模型及其在邊坡漸進破壞分析中的應用
  12. Thirdly writer, using linear elastic theory and finite element program ( ansys ), analyzed expanding bolt pullout test. fifthly, writer using the modified mohr - coulomb failure theory, on the base of curving failure surface, derived a theoretical formula between pullout force and compressive strength. then the thesis compared the formula with the strength - detecting formula of expanding bolt pullout method

    本文採用ansys有限元程序對脹栓拔出法試驗過程進行彈性理論分析;以修正的摩爾-庫侖破壞準則,在擬合實際破壞面的基礎上推導出極限狀態下脹栓拔出法的混凝土拔出力與混凝土抗壓強度的理論公式,並把該公式與脹栓拔出法測強公式進行了比較。
  13. Also, finite element analysis is used to determine the response of the laminate from the initial load to final catastrophic failure, as well as the final collapse load

    此外,本文還對8h緞紋布復合材料板在受到沖擊載荷后的壓縮( cai )特性進行了有限元分析。
  14. 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。
  15. The main contents are as follows. by the experiments of two joints under low - reversed cyclic loading, the paper analyzes the failure pattern, energy dissipation, ductility and cracking in the joint cores, evaluates the seismic performances and anti - crack behaviors of the joints, and deduces the anti - crack formula of the subassemblage and prestressed frame joint. through the fini te element analysis software ansys, the paper analyzes the specimens nonlinearly, and the theoretical analysis results are well consistent with those of the experiment

    主要內容包括:通過兩榀節點在低周反復荷載作用下的試驗,分析其破壞形態、耗能能力、延性性能和節點核芯區裂縫開展情況,評估節點的抗震性能和抗裂能力,推導出預壓裝配式框架節點的抗裂驗算公式;並運用ansys對試驗中的節點進行了非線性分析,計算結果與試驗結果基本吻合。
  16. The initial element is failure of exclusion : there is no wayto prevent people from receiving the service even though theyhave not paid for it

    第一要素是不具排它性:即使人們不付錢,也沒有辦法阻止他們接受該服務。
  17. Secondly, the finite - element analysis on the typical slope section is performed with establishment of geology model, definition of boundary condition and proper selection of mechanical parameters. the result shows that the slope is of integral stability, and the failure mode mainly comprises infrequent block drop and wedge body breakage. considering the two failure modes of plane failure and wedge body breakage, and stability calculation under different work conditions, the slope stability is discussed and the sensibility ana lysis on its fraction angel and cohesion force is made

    然後通過建立地質模型、確定邊界條件、選擇合理的力學參數,取典型斷面對邊坡進行數值分析,分析結果表明斜坡整體是穩定的,破壞類型以零星掉塊和楔體失穩下滑為主;為了定量計算邊坡的穩定性,對邊坡兩種破壞類型:單滑面下滑和雙滑面楔形體下滑,考慮不同工況進行穩定性計算,並對摩擦角和粘聚力進行穩定的敏感性分析。
  18. Stochastic and uncertain performance of power systems is thoroughly studied with a probabilistic simulation method in this paper. based on modeling of element failure and dispatching measures, static, dynamic and integrated securities are analyzed, and hence operation states are quantitatively classified. in probabilistic static security assessment, sequential and non - sequential monte - carlo sampling techniques are applied considering time varying parameter and constraints

    本文採用概率模擬方法,深入研究了電力系統運行中的隨機和不確定特性,在對元件隨機故障和調度控制措施建模的基礎上,對系統的靜態安全、動態安全和綜合安全進行概率評估,建立了電力系統運行狀態的量化分析模型。
  19. According to the practical geological model of slope, by means of the finite element analysis, from the constitutive equations of the elastoplasticity and the viscoelasticity - viscoplasticity, the process and mechanism for progressive failure of the locked segment of rockmass are quantitatively revealed and simulated during the rupture, deformation, destruction, and failure of highsteep slope rockmass, and the dynamics driving the motion of rocky landslide with violent starting velocity by high pressure water flow is dealed with

    根據邊坡實際地質模型,基於彈塑性與粘彈-粘塑性理論的本構方程,通過有限元模擬分析,定量地揭示和模擬再現了高邊坡巖體破裂、變形、破壞及失穩前後鎖固段巖體漸進性破壞的機制和過程,探討了高壓水流作用下滑坡啟程劇動的破壞機理。
  20. Element failure model in series for fatigue life prediction of composite laminates

    復合材料層合板疲勞壽命分析的系列單元失效模型
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