elastic failure 中文意思是什麼

elastic failure 解釋
彈性破壞
  • elastic : adj. 1. 有彈力[彈性]的。2. 伸縮自如的,靈活的。3. 機變的,輕快的。n. 橡皮線,松緊帶,橡皮圈。adv. -ally
  • 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. Tensile tests of carbon filament yarn shows at high strain rate that the mechanical behavior of carbon fiber bundles are insensitive to strain rate, i. e., the failure stress strain and elastic modulus are not increased with the rising of strain - rate. however, the fractograph of carbon fiber is rate - dependent. the fractograph of carbon will become smooth from coarse as the strain rate increases

    通過對碳纖維束的沖擊拉伸試驗表明,雖然碳纖維束的力學性能與應變率基本上是不相關的,即隨著應變率的增大,碳纖維束的初始模量、破壞應力及其失效應變都變化不大,但碳纖維束的破壞斷口與沖擊拉伸實驗的應變率密切相關。
  2. Based on the numerical simulation and accuracy analysis to previous slab ' s test with the ansys program, the study of composite wall, with various detail design under potential load action respectively or jointly is carried on and the wall ' s atress behavior and failure mode is obtained, also the influence to wall ' s stiffness and bearing capacity by kinds of factors, including wall ' s shear span ratio, member ' s section, bar arrangement, etc. based on the hammer blow test and stiffness test, a 1 / 3 scale ten - bay model ' s modality parameter and elastic deformation characteristic is analyzed

    在對密肋復合墻板運用ansys ~ ( ( ? ) )程序進行數值模擬、分析驗證的基礎上,對典型組合墻體在不同連接構造和不同荷載效應組合作用下的受力形態和破壞模式進行研究;計算分析了復合墻體剪跨比、邊框柱截面尺寸、邊框柱配筋大小以及墻板內肋梁肋柱配筋等諸多因素對密肋復合墻體承載力及剛度的影響,得出其變化規律。
  3. This article designs the calculation and the structure of the mechanism, using elastic and vertical raiser mechanism ( papilionaceous spring ), and makes concussion test towards the special failure of take up

    採用彈性垂直托貨機構(碟簧式) ,對該機構進行設計計算和結構設計,並對提升機的特殊故障進行了沖擊校核。
  4. Pseudo - static force testing of 1 : 2 scale models of a steel frame with dog - bone connections is first carried out in china in order to obtain elastic - plastic behavior of dog - bone connections steel frames under cyclic loading as well as to analyze collapse characteristic after structural ultimate strength has lost. the influence of dog - bone connection on the coming order of plastic hinges and failure characteristic of steel frame, and the influence of dog - bone ' s shape and position on the behavior of structure is obtained

    通過試驗考察了狗骨式連接平面鋼框架結構在循環荷載作用下的彈塑性性能;了解狗骨式連接對結構塑性鉸出現的順序以及結構破壞形態的影響;了解節點處與狗骨處應力發展狀況,探討狗骨削弱的形狀和削弱位置對節點性能的影響。
  5. 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。
  6. Abstract : based on the fundamental principle of hypothesis strain equivalence, itwas investigated a physical concept of high strength concrete at minus temperature ( hscmt ) freezing damage parameter, the elastic modulus of frost concrete with anti freeziug admixture and without antifreezing admixture built and it was analyzed their variate process and the condition adaptated. it is purpose to judge hscmt frost failure process

    文摘:從應變等效性假說的基本原理出發,研究了負溫混凝土凍結損傷參數? ?彈性模量法中受凍后測試的損傷混凝土彈性模量的物理概念,從而分析了摻防凍劑混凝土及不摻防凍劑混凝土受凍后的彈性模量變化過程及其選用該參數的適應性條件,為判斷負溫高強混凝土材料凍結失效過程提供保證。
  7. 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。
  8. I. a mtil ( iaxial elastic - plastic hardening - sofling constitutive model of concrete is proposed iii order to offer a nonlinear material model of concrete for space restoring force analysis of reinforced concrete members taking into account the softening behavior of concrete. the concrete material model is incorporated the elastic - plastic hardening fracturing constitutive model of concrete with the plastic - fracturing theory of concrete, modified without defining two loading functiomis, and based on five parameter power function failure criterion proposed by guo zheng - hai etc from tsingliua ( jniversity, or three parameter unified strength theory proposed by yu mao - hong from x ian iiaotong university

    1 、將砼彈塑性硬化斷裂本構模型與塑性斷裂理論結合起來,並加以改進,但無需定義兩個加載面,以清華大學過鎮海建議的五參數冪函數或以西安交通大學俞茂宏建議的,參數統一強度理論作為砼的強度破壞準則,建立了砼多軸彈塑性硬化松馳本構模型,能為鋼筋砼構件空間恢復力分析提供砼非線性材料模型,並能反映砼材料的軟化段。
  9. Erosion damage decreases rock load area, after defining damage variable, the damage stress in rock can be calculated by the method bring forward by lemaitre conveniently. for surrounding rock of a deep buried tunnel under the condition of drained, its seepage character is not only controlled by the high stress in rock, but also influenced by the development of erosion damage. in the whole course of rock " s deformation and failure, its seepage character decreases with the increment of stress in elastic stage, while " increases with the development of failure

    巖樣中全應力?應變三軸滲透試驗過程中的典型表現為隨著應力的增加,巖體內的空隙和裂紋受載閉合,滲透性降低,應力達到一定閾西南交通大學鷹士研究生學位論文第11頁值后,巖體內部裂紋發生擴展和歸並,滲透性增強;同樣,地下水的動、靜壓力作用對裂紋的擴展和歸並也起著促進作用。
  10. In response to the limitation of conventional index for stability and optimal design of underground rockmass engineering with high geostress and the drawbacks of conventional energy release rate ( err ) rockburst index based on linear elastic theory without brittle failure phenomenon, local energy release rate ( lerr ), a new rockburst index is proposed

    摘要針對地下工程穩定性分析與優化的常規指標在高地應力條件下的局限性及傳統的能量釋放率巖爆指標把巖體看成不發生脆性破壞線彈性體的不足,提出局部能量釋放率新指標。
  11. According to the problem of failure and instability in roadbed and cutting engineering of underground karat cavity, on the basis of inhomogeneous elastic damage model, this thesis propose the fem back - analysis from instability - strength degradation, to describe inhomogeneity of material suppose that the material parameter obeys statistical distribution

    摘要針對地下溶洞路床路塹工程變形與失穩問題,本文提出了基於非均質彈性損傷模型的有限元失穩強度折減反分析法,認為材料參數服從統計分佈來描述材料的非均勻性。
  12. This paper analyzes the local stress of the elastic base seat of the sensor on ladle vehicle electronic scale, and finds out the reasons for the fracture failure of the elastic base seat

    摘要利用有限元方法對鐵水車電子秤的傳感器彈性座體進行了局部應力分析計算,找出了彈性座體斷裂破壞的原因。
  13. Under the supporting of the natural science foundation of china, " a study on the earthquake vulnerability and failure dependence of the building structures based on the push - over analysis ( 50178064 ) ", in this paper, it was studied the elastic - plasticity random response and the failure dependence of the rc structures, and some conclusions were obtained : 1

    在國家自然科學基金項目「基於靜力彈塑性分析的建築結構地震易損性及失效相關性研究」 (項目編號: 50178064 )的支持下,本課題利用pushover方法對鋼筋混凝土框架結構進行了彈塑性隨機反應統計分析,研究了框架結構在小震和大震作用下的失效相關性問題,並得出了以下幾點結論: 1
  14. During elastic - plastic stage, the wall was equaled to a rigid frame - oblique compression bar model. during failure stage, the wall was equaled to a beam - hinged frame

    彈性階段一一復合材料等效彈性板模型;彈塑性階段,一捆lj架斜壓桿模型;破壞階段一一梁鉸框架模型。
  15. Thus the numerical analysis testifies that the service stages of the pre - stressed and hollow concrete slabs with mid - strength spiral - ribs steel wires can also be separated to the elastic stage, cracking stage and failure stage

    數值分析程序驗證了中強螺旋肋鋼絲預應力混凝土空心板的工作階段也可分為彈性工作階段、帶裂縫工作階段和破壞階段。
  16. Lerr is obtained through tracing the variety of elastic energy density of each element and recording the maximal fluctuation when brittle failure happens during numerical calculation

    該指標的實現是通過在數值計算中追蹤每個單元彈性能量密度變化的全過程,記錄單元發生脆性破壞前後的彈性能密度差值,得到單位體積巖體突然釋放的彈性能量。
  17. At first, the mechanical model of joint is discussed, and the constitutive relation of the rough joint, especially the bolt - supported joint, is given. then bedding slide of bedding stratified rock slope is studied adopting limit equilibrium method, and a formula of stability is brought forward. at last, the bedding stratified rock slope ' s buckling deformation and failure mechanism and its evaluating method of stability is investigated, a corresponding mechanics model is established, then detail research to this failure mode is made in theory combining the energy law and elastic stability theory of plate and beam, and an analytical solution of the yielding curve is educed from this model

    文中首先對結構面的力學模型進行了一定的探討,提出了粗糙結構面尤其是加錨結構面的本構關系;然後採用極限平衡法,研究了順向層狀巖質邊坡的順層滑動失穩,提出了其穩定性計算公式;最後,結合能量定律和彈性板梁穩定理論,探討了工程中常見的順向層狀巖體邊坡潰屈失穩時的破壞機理、變形規律和穩定性定量評價方法,建立了相應的力學模型,求出了其相應的解析解,並提出了臨界坡長與最大彎曲位置的確定方法。
  18. On the basis of experimental research on beam - to - column connections and steel - frame with semi - rigid connections, failure models, seismic behaviors, and characteristic of dissipation of energy of these two kinds of connections, and the main factors influencing upon the behavior of connections, as well as the developmental process of stress in key sections were analyzed in this paper. the elastic - plastic behavior of steel frame with semi - rigid connections under cyclic loading and the effect of semi - rigid connections on the performance of the frame were also discussed

    在樑柱連接試驗和半剛性連接框架試驗研究的基礎上,分析兩種連接節點的破壞形式,抗震性能和耗能特性,影響這兩種連接性能的主要因素,關鍵部位應力發展以及半剛性連接框架循環荷載作用下的彈塑性性能,半剛性節點對框架性能的影響。
  19. 8 ) the paper, according to test simulation and theoretical computation, suggested a retrogressive qua - linear restoring force model, proposed possible failure modes under earthquakes and the reasonable failure mode, probed aseismic design method, and advised detail requirements. the originality of the thesis lies in : 1 ) to establish different mechanical models for different stages. during elastic stage, the wall was equaled to an elastic composite slab

    8 )根據試驗擬合和理論計算,給出了墻體的退化四線型恢復力模型;提出了密肋復合墻體在地震作用下可能發生的破壞模式和合理的破壞模式;結合抗震控制設計思想,探討了密肋復合墻體的抗震設計方法,並提出了保證結構計算模型簡化及增強結構整體性能的施工構造要求。
  20. Comparative study on elastic - plastic failure process of rock specimen by means of numerical simulation

    巖石試樣彈塑性破裂過程數值模擬比較研究
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