塑性鉸法 的英文怎麼說
中文拼音 [sùxìngjiǎofǎ]
塑性鉸法
英文
plastic hinge method-
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。Firstly, the shear wall ' s load - carrying capacity, displacement, properties of ductility, shape of damage, distribution of plastic hinge are analyzed through delaminating combination finite element method with numerical value method
首先選用分層組合式有限元方法利用數值方法分析剪力墻結構的承載力、位移、延性性能、破壞形態、塑性鉸等問題。In this paper, the state of the art of the engineering controlled explosion and the finite element method ( fem ) are reviewed. in order to analyze and simulate the demolishment of frame - structured buildings due to controlled blasting, the method of killing or activating elements, a high level technique in fem, and the special element - solid65 are introduced to the blasting field first in china by the author
本文回顧和總結了工程式控制制爆破和有限單元法的發展歷史及其研究現狀,在國內首次把單元生死法這一有限元高級處理技術和ansys軟體中特有的solid65單元引入到爆破拆除工程領域,用其進行框架結構樓房爆破拆除的計算機模擬,探討了構件在完全破壞前的應力、應變、裂縫生成和塑性鉸形成位置。This article deduced the calculation method of column hinge sway in framework structure by analyzing plastic sway of the column hinge sway mechanism ? the most dangerous collapse model in the framework structure with the virtual principle of plastic analysis, and calculated two framework structures and the results is almost the same as those calculated by method of plastic analysis
通過對框架結構最危險的倒塌模型? ?柱鉸形側移機構,對薄弱層的塑性變形通過塑性分析的虛功原理推求框架結構柱鉸形側移的計算方法,應用此計算方法對大連市兩棟框架結構進行計算,其結果與彈塑性時程分析法結果基本相符。The methods considering the elastoplasticity are the elastic - plastic hinge method and the pseudo load method. based on the need of non - linear analysis, researchers brought forward nonlinear calculation methods to control the iterative constringency, such as the load controlling method, the displacement controlling method, the arc length controlling method and the pseudo load method
考慮彈塑性的分析方法有:彈性-塑性鉸法和虛擬荷載法根據非線性研究分析的需要,研究人員先後提出了:荷載控製法、位移控製法、弧長控製法和做功控製法等控制迭代收斂的非線性計算方法。At the same time, plastic hinge, rigid zone, negative stiffness, load relaxing and so on are taken into account
該方法一併考慮了塑性鉸、節點剛域、負剛度及單元卸荷等問題。On the basis, three elastic calculation coefficients of the two - way composite slab on three common boundary conditions are deduced and calculated by applying the classic elastic plane theory. in the thesis, the elastic design methods of pk prestressed composite two - way slab is explored and studied by the example. furthermore, it is also studied how to apply the yield - line design method to design the prestressed two - way composite floor slabs
本文以此為依據,應用經典彎曲薄板理論,採用李維法推導和計算了這種雙向樓板三種常見邊界下的撓度和內彎矩彈性計算系數,並在此基礎上通過算例探討了pk預應力雙向疊合樓板的彈性設計方法,同時還對其塑性鉸線設計方法進行了研究。Plastics piping systems. joints for glass - reinforced thermosetting plastics pipes and fittings. test methods for leaktightness and resistance to damage of flexible and reduced - articulation joints
塑料管道系統.玻璃纖維增強式熱固性塑料管件和配件接頭.撓性和減縮型鉸鏈接頭耐泄漏和損壞試驗方法So, it takes both advantages of spline finite strip method with less node displacement and that of plastic hinge method with convince of getting plastic elemental stiffness matrix
因此該方法兼具二者優點:樣條有限條法的位移量少和塑性鉸法形成塑性剛度矩陣的便利。Ultimate load analysis of plate girders by spline finite strip and plastic hinge method
樣條有限條塑性鉸法分析板梁的極限荷載The research work about the local non - linear random vibration of engineering structure under earthquake excitation includes ; discrete hinge model combined with the pem and the elm is used to solve such non - linear problem which the bend - type hysteretic effect of some components is taken into account
對于工程結構地震作用下局部非線性隨機振動,將離散塑性鉸模型與虛擬激勵法和等效線性化法相結合,求解這一類局部發生彎曲型滯遲效應的非線性問題。The ultimate load of plate girders was analyzed by spline finite strip and plastic hinge method
摘要用樣條有限條塑性鉸法分析了板梁的極限荷載。A sequence of generating hinges is studies by push - over analysis, as well as base shear. further the structural seismic performance is evaluated clearly by capacity spectrum method
靜力彈塑性分析( push - over )揭示了結構產生塑性鉸順序以及結構承受基底剪力的規律,能力譜法進一步明確地評估了結構的抗震能力。Seismic response regularities of the structure revealed through the finite element analysis. a sequence of generating hinges is studies by push - over analysis, as well as base shear. further the structural seismic performance is evaluated clearly by capacity spectrum method
靜力彈塑性分析( push - over )揭示了結構產生塑性鉸順序以及結構承受基底剪力的規律,能力譜法進一步明確地評估了結構的抗震能力。One of the methods to improve ductility of structure is controlling the plastic hinge position on beam effectively
改善鋼框架結構延性的做法之一是將塑性鉸的位置外移,從而提高結構抗震能力。When the method of incremental variable stiffness is used in the plastic analysis, the loads are applied sequentially. once the plastic hinge is formed, the loads are increased. so the whole process is divided into many stages
在塑性分析中主要採用增量變剛度法,荷載是逐級施加的,以每形成一個塑性鉸為分界點,把整個加載過程分成若干個階段The first method is that the structure cannot bear any load because of too many plastic hinges. only using this method cannot accurately reflect the influence of semi - rigid connections on stability. before a plastic hinge is formed at the node with semi - rigid connections, the rotational displacement at this node has been too large
但僅有這一種判斷方法還不準確,也不能反映半剛性對穩定的影響,因為在半剛性結點處形成塑性鉸時其轉角位移需發生很大變化,事實上這是不可能的,因為在結點處形成塑性鉸之前,結構位移已經大大超過了規范允許值。A calculation method on the energy dissipation of semi - rigid steel frame is presented and it is proved that many factors, such as beam end - fixity, viscous damping, fundamental frequency of steel frame and frequency of excitation, etc. have close relationship with the energy dissipation ability of semi - rigid steel frame
5本文總結了半剛性連接框架二階彈塑性分析方法和塑性鉸分析方法,提出了半剛性連接框架耗能計算的公式。研究表明,半剛性框架耗能的大小與連接的嵌固程度、結構的阻尼、自振頻率等均有很大的關系。After the analysis results are checked against the experimental results and, it is founded that a satisfactory agreement is obtained in elastic phase and a discontented agreement is gained in plastic phase since the influence of residual stress, degradation of cross - sectional stiffness and the spread of plastic zone length cannot be taken into account in plastic hinges theory
程序計算結果與試驗值相比,彈性階段吻合得較好,塑性階段由於塑性鉸法無法考慮殘余應力、剛度硬化以及塑性區長度的發武漢理工大學博士學位論文展等因素,因此與試驗值相比誤差偏大。The plastic elemental stiffness matrix was derived by plastic - hinge method
然後用塑性鉸法推導了單元的塑性剛度矩陣。分享友人