破壞形變 的英文怎麼說
中文拼音 [pòhuàixíngbiàn]
破壞形變
英文
deformation at failure-
2. tazhong ancient uplift originated from normal fault in paleozoic, hydrocarbon formed in ordovician period, structure reverse made tazhong uplift form from the middle ordovician period to the late ordovician period, and it provided geologic background for the deposit of silurian - devonian stratum. tazhong uplift formed at the end devonian, ancient reservoir was destroyed and asphaltum sandstone formed, structure deformation more destroyed ancient reservoir in early permian, after then the major of structure deformation is regulation
塔中隆起源於早古生代拉張背景下的正斷層,寒武-奧陶紀為其烴源巖形成的重要時期;早奧陶世末-晚奧陶世末的構造反轉是塔中隆起的主要形成期,同時也為志留系形成地層及復合圈閉提供了古地理背景;志留?泥盆紀塔里木盆地南北緣均轉為活動大陸邊緣,形成了大量的斷裂和不整合;泥盆紀末塔中鼻狀隆起基本定型,古油藏遭受破壞,形成了瀝青砂巖;早二疊世晚期的構造變形使古油藏遭受進一步的破壞;二疊紀后構造變動主要以調節為主。Firstly, the main deformation and destruction forms of high loess slope and its deformation and destruction mode are brought forward. the forms are : collapse, slumping, slope wash, slope peeling, sliding mass deformation by collapsibility, and a very little seen form : mudflow
根據野外調查和前人的研究資料,概括總結出黃土高邊坡有如下幾種破壞形式:滑塌、崩塌、坡面沖刷、坡面剝落掉塊、坡體濕陷變形以及並不多見的泥流。Based on the experiment results, the damage form of abnormal exterior joint are summarized, characteristics of hysteresis curve are studied, the effect of stirrup ratio and height of column section and beam section on anti - shear property of abnormal joint are discussed, working mechanism of abnormal exterior joint is researched, the conclusion that the anti - crack and bearing capacity of abnormal joint are studied by analyzing the minor core of abnormal exterior joint is proposed, the basic data is provided for the design formula of abnormal joints
根據試驗結果,總結了異型邊節點的破壞形態,研究了節點滯回曲線的特徵,討論了節點核芯配箍率、樑柱截面高度變化對異型邊節點抗剪性能的影響,分析了異型邊節點的受力機理,提出應以「小核芯」為分析單元來研究此類節點抗裂和承載力的建議,為異型節點設計公式的建立提供了基礎數據。In a word, it is show that joints could be strengthened by cfs and it could be put into use in civil engineering in large scale. at the same time, experiments also show than cfs used in joints strengthening have not been make full use. the failure mode of cfs is the debond failure between concrete and steel
同時,利用對試驗構件的應變片分析,揭示了cfs加固節點的破壞具有其自身的特殊性,即cfs的利用率比較低、 cfs的破壞以混凝土保護層?主筋界面的粘結破壞為主、加固試件和非加固構件破壞形態基本一致等特點。Simultaneity, through contrast analysis validate that antiseimic capacity of expansion web is better than that of steel web. therefore, based on the experiences summed up by precedence, the formulation for calculating the crack load and limit load of brick masonry house reinforced by expansion web is advanced, which provides project reference. based on the analysis and studies of masonry shearing strength, test of prestressed single brick masonry wall, and test of prestressed brick masonry house models, and ect, the article has carried through several aspect research as below : 1. a series of experiment on material capability of expansion web, including intensity of single thread and expansion web, ect ; 2. research on influence of loading and destroy of masonry brick building reinforced by expansion web under lowcyclic loading ; 3. study of impact of expansion web on ductility, energy dissipation, intensity, ect under the same situation as above ; 4. put forward computation formulation of masonry brick building reinforced by expansion web
本著以上的研究目的,本文在分析和借鑒前人砌體抗剪強度理論、預應力單片墻試驗研究、預應力模型抗震性能試驗研究等基礎上,進行了以下幾方面的研究工作: 1 .作為一種新型結構材料擴張網,進行了一系列的材性試驗(單絲強度、網片強度和在砂漿中被約束條件下的網片強度及其相應的彈性模量) ; 2 .研究了水平荷載往復作用(低周交變)下,普通鋼絲網和擴張網砂漿對砌體結構抗裂及承載能力和破壞形態的影響,並將這兩種材料的加固效果進行了對比; 3 .上述狀態下,兩種網片水泥砂漿對砌體結構變形、延性、耗能、剛度退化等抗震性能的影響及其影響效果的比較; 4 .提出擴張網水泥砂漿加固砌體結構的抗剪強度計算建議公式。Under the mutual action of fatigue and creep, the destroy form of the composite board is mainly the syntheses of the fiber fracture, interface destroy and interbedded crack
在疲勞蠕變交互作用下層合板的破壞形式主要為纖維撕裂、界面剪切破壞和層間開裂3種形式的綜合表現。Analysis which was based on the fracture mode of mould in wire - cutting processing, and the results show that the partial - quenched of mould, the non - uniformity of blank temperature and the carbide segregation inside the material are the main reasons of deformation and cracking
摘要通過分析在線切割加工中模具的破壞形式表明:模具不完全淬火、坯料溫度的不均勻分佈、材料內部的碳化物偏析是模具變形與開裂的主要原因。Through imitated to experiment to the physics of the typical model slopes, it can be found that the k23 + 850 ' s dip slope is belong to creep - sliding and fracturing, that the k47 + 750 ' s scarp slope is belong to bending and fracturing, ( 3 ) it is a effective method by establishing the reasonable geology model, and proceed to study with evaluation of determine the nature and fix quantifying
通過對典型邊坡的物理模擬試驗,研究發現k23 + 850處中傾順向巖質邊坡變形破壞形式為滑移?拉裂型,而k47 + 750處的陡傾內反向巖質邊坡的變形破壞形式為彎曲?拉裂型。其次是建立合理的地質模型,對邊坡進行定性及定量評價。The energy due to the beam ' s falling is overwhelming. this impact will do great harm to the sub structure. the beam ' s falling, mainly because the displacement of the pier ' s top supporting the beam makes the span become greater, or the pier ' s displacement brings the beam change its position, which makes it come away from the pier ' s top
對于簡支梁橋,當地震作用發生時,落梁是一種主要的破壞形式,落梁的能量具有壓倒性優勢,沖擊會給下部結構帶來極大的影響,而墜落的原因,多數由於支承梁的兩橋墩的墩頂位移而使跨度變大,或是因為橋臺位移帶動梁使梁錯位,造成梁在墩頂處脫開。It can be observed from experiment that the final whole deformations of the tubes take on the shapes of " v ", and " w " in certain condition. the local dents of the tubes are obvious. the critical velocities and plugging modes of penetrations can be obtained
從實驗中可以觀察到:管的整體殘余變形為「 v 」形,在一定條件下,還可能為「 w 」形;有明顯的局部凹陷,可以得到穿透時的臨界速度,其穿透破壞形式為沖塞型。Secondly, through the examination and observation of the structural model of the cast - in - place pre - stressed compound floor slab system, under the normal usage load, the normal usage limit - state and the failing load, we have validated the space working - feature of the structural model under variable loads, including the rigidity, the crack, failing - state, failing load and the stress variation of the pre - stressed bar, and so on
其次,通過對該體系的結構模型在正常使用荷載、正常使用極限狀態和破壞狀態下的試驗研究,驗證了現澆預應力復合樓蓋體系模型結構在各種荷載作用下的空間工作性能,包括剛度、裂縫、破壞形態、極限承載力及預應力筋的應力變化狀態等。First of all, the paper carried out test study on four two - spanned model members of fsmrcwb, including three 1 / 2 - scaled two - storeyed models and one 1 / 3 - scaled three - storeyed model. the study considered such factors as span ratio - l1 / l2, height - span ratio - hb / l of the beam, and cavity etc. the paper analyzed the test results, including analysis on mechanical property of the composite wall beam under vertical loads, and failure mode, deformation capacity, aseismic performance under horizontal loads and constant vertical loads
首先,進行了三個兩跨兩層和一個兩跨三層的框支密肋復合墻梁的模型試件試驗研究,主要內容包括:框支密肋復合墻梁在豎向荷載作用下的受力性能,在豎向荷載與水平低周反復荷載共同作用下的受力性能、變形性能、滯回性能和破壞形態,並將框支密肋復合墻梁試驗與框支砌體墻梁試驗進行對比分析。The result appears that the strength, hardness and ductility of corroded rc beam decrease with corrosion ratio, and the structure failure mode may change from flexural failure to shear failure when stirrup ratio is low
研究表明,銹蝕受彎梁的強度、剛度和延性隨著銹蝕率的增加而減少。對配箍率較小的銹蝕梁,其破壞形態可能從受彎破壞轉變為受剪破壞。In staged construction process, study is primarily aimed at the truss load resistance capacity and flexural performance under construction and design load, combination performances of steel trusses in conjunction with concrete beam, the vertical displacement difference of two steel trusses with different span and their lateral stability, the glide displacement of the steel truss end during construction, the load resistance performance of steel trusses and concrete structure at the designed load, and the extreme limit loads and the breaking appearance of the combined steel trusses
主要研究了在階段施工過程中,鋼桁架在施工荷載及設計荷載下的受力性能和變形能力;鋼桁架與混凝土梁板的共同工作性能;兩榀不等跨鋼桁架在整體受力下的豎向位移差及其對結構的作用和側向穩定性;鋼桁架端部在施工階段的滑動情況;使用階段鋼桁架及其端部混凝土結構的受力性能;組合鋼桁架結構的極限承載力和破壞形態。Abstract : based on the systematic analysis of the shear behavior for r. c. beams, the tests of 11 simple supported beams under the top concentrated loads and the uniform loads are supplemented. the prime variable is shear span ratio, span depth ratio, horizontal web reinforcement ratio and vertical web reinforcement ratio. according to the test results, the working behavior, the prime shear failure modes, the effect of concrete and web reinforcement ( horizontal web reinforcement and vertical web reinforcement ) and other aspects of r. c. beams are analysed. the uniform calculation method for shear capacity of deep beams, short beams and shallow beams for practical is presented
文摘:在對國內外鋼筋混凝土梁的受剪性能進行較系統分析的基礎上,補充了11根鋼筋混凝土簡支短梁在頂部集中荷載和均布荷載作用下的試驗,試驗梁的主要變化參數為剪跨比、跨高比、水平腹筋率和垂直腹筋率.根據試驗結果,對試驗梁的工作性能、主要的剪切破壞形態、混凝土項的抗剪作用、抗剪腹筋(包括水平腹筋、垂直腹筋)的作用等進行了較為深入的分析,提出了可適用鋼筋混凝土深梁、短梁和淺梁相互協調的受剪承載力的統一計算方法In the case of seldomly occurred earthquake, the artificial vertical seams play their roles, changes the failure forms of coupling wall - column and lower structural stiffness and earthquake action
在大震作用下,人工豎縫發揮作用,改變了墻肢的破壞形態、降低了結構的剛度和地震作用。In this dissertation, the theories of finite element and the buckling analysis of shell are discoursed systematically. under the direction of these theories, with the help of ug software and msc / nastran software, the defective casing texture is analyzed on static strength and buckling, and then, the maximum loads of the texture with different defect value are gotten, the changeable curve of the maximum load with the defect value and the permissible defect value are gotten. that the texture with various defects can be destroyed variously is discoursed in considerable detail as well
本論文系統論述了有限單元法和板的屈曲穩定理論,並在這些理論的指導下,以ug軟體和msc nastran軟體為工具,對存在一定幾何缺陷的典型箱形構件進行靜強度和屈曲的綜合分析,分別得出了不同缺陷度的構件的極限載荷,從而得到缺陷度與極限載荷的變化曲線,給出了缺陷度的最大許用值;同時,本論文還針對不同缺陷度構件的破壞形式不同這一問題進行了詳盡的論述。16mnr and 45 # steel are taken as examples. the obtained results have been applied to analyze the safety of operation pressure and rationality of design of a kind of engineering structure - a flange joint of hemispherical head to cylindrical shell. try to seek a sort of new method to assessment the capability of structure to load beyond the traditional method which regards stress and strain as main parameters
本文以45 ~ #調質鋼和壓力容器常用鋼材16mnr為研究對象,對金屬材料韌性斷裂的斷裂模式進行細觀機理上的研究,進而分析一種工程結構? ?採用與筒體厚度不同的半球形封頭的壓力容器的筒體連接結構? ?的靜載變形特點和破壞形式,嘗試在以應力應變為主要參數的傳統方法之外,尋求一種新的結構承載能力分析的方法。In order to simplify the calculated procedure, the error coefficient ( r1 ) has been introduced to paper. and so, the criterion formula ( 2. 1 ), which calculates strain and stress in concrete, can be replaced by one - variable formula ( 2. 17 )
為簡化計算類設計破壞形態時粘貼加固構件的抗彎承載力,本文引入誤差調整系數_ 1 ,將規范混凝土應力?應變公式( 2 . 1 )簡化成一階線性公式( 2 . 17 )並代入計算。Based on the test of 3 concrete beams reinforced with surface adhering sand carbon fiber bar and 2 concrete beams reinforced with surface adhering sand glass fiber bar, the deflection, balanced reinforcement ratio, failure mode, and ultimate capacity were analyzed and corresponding formulas are recommended
摘要以3根粘砂碳纖維聚合物筋混凝土梁和2根粘砂玻璃纖維聚合物筋的試驗為依據,分析了纖維聚合物筋混凝土梁的撓度變形和破壞形式,以及界限配筋率和正截面承載力;並結合我國混凝土結構設計規范對梁的正截面承載力計算公式進行了推導。分享友人