階段式加載 的英文怎麼說
中文拼音 [jiēduànshìjiāzǎi]
階段式加載
英文
stepwise loading- 階 : 名詞1. (臺階) steps; stairs 2. (等級) rank 3. [醫學] (耳蝸的三個螺旋管的任一個) scala 4. [數學] order 5. [地質學] stage
- 段 : Ⅰ量詞(部分) section; segment; part; paragraph; passage Ⅱ名詞(姓氏) a surname
- 式 : 名詞1 (樣式) type; style 2 (格式) pattern; form 3 (儀式; 典禮) ceremony; ritual 4 (自然科...
- 載 : 載Ⅰ名詞(年) year : 一年半載 six to twelve months; six months to a year; 三年五載 three to five ...
- 階段 : stage; phase; period; gradation; bench
-
This test is based on homogeneous soil in foundation, and divided into two phases. the first is to stimulate the construction flow to excavate the pit ; the second phase is destructive test. because the pit is stable in the first phase and the research is point to the geometry shape of the failure surface, moreover, limited to the test condition, the effective surface force is applied to the pit
此次模擬試驗主要是針對簡單均質的基坑土層進行研究,試驗分為兩個階段,第一階段主要是以相似工況模擬基坑開挖,第二階段主要是破壞性試驗,即由於在第一階段基坑在開挖范圍內能夠自穩,為使基坑達到破壞狀態以研究滑面幾何形態,限於試驗條件,採用「等代面力」的方式施加超載。In this paper, the three level fortification criterion, two stage design method and the elastic response spectrum theory are adopted, and the program of nba ( the program of nonlinear - aseismic analysis for beam bridge ) is used to calculate. through gathering, analyzing and calculating a lot of bridge design materials, this paper induces a simple way to calculate the relative displacement of the beam and the pier, and then according to the current design method, it concludes a better design principle of the supporting length of the beams. at the same time the dynamics is adopted to put forward the design method of the carrying capacity and the lengthen of prestress wire ( steel bar ) falling - off prevention structures of highway bridges
本論文採用三水準設防、兩階段設計方法、彈性反應譜計算理論,運用橋梁結構非線性地震響應分析程序nba ( theprogramofnonlinear ? aseismicanalysisforbeambridge )進行計算;通過收集大量的實橋設計資料,經分析計算,歸納總結出計算上下部結構相對位移的簡便計算方法;並綜合國內外的經驗值,提出梁的支承長度se的設計原則;同時運用動力學突加荷載的原理,推導分析了預應力鋼絞線式(鋼棒連接式)落梁防止裝置設計承載力的計算方法和設計伸長量s _ f的取值;最後本文通過實橋計算,說明了落梁防止系統設計的方法。Based on analysis and comparison of existing test data applied to existing ultimate strength prediction models, interfacial stress at the end of plate is deduced. after formulas for calculating the effective moment of inertia for frp - strengthened beams being revised and adjustment coefficient related to nominal main steel reinforcement ratio and curtailment length ratio being put forward, strength prediction formulas of compound beams under plate end debonding failure are established. in analysis of strength of compound beams under intermediate crack induced interfacial debonding failure mode, several bond strengths and their relation are introduced
對于板端剝離破壞,在總結現有承載力模型的基礎上,利用已有試驗數據對各承載力計算公式進行了分析比較,進一步採用分階段分析法,推導了板端界面應力的計算公式,在此基礎上,採用加固復合梁有效慣性矩的修正公式,建立了考慮名義配筋率和板端偏移比影響的板端剝離破壞梁承載力的計算公式;對于跨中受彎裂縫導致的粘結破壞,闡述了常見的幾種粘結強度之間的區別和聯系,並基於拉剪粘結強度,提出了跨中受彎裂縫導致粘結破壞的承載力計算公式,並利用現有試驗結果確定了模型中的一些參數;最後,利用試驗數據對本文建立的兩種粘結破壞承載力計算公式進行了檢驗,結果基本吻合。In the elastic term, the two load - displacement curves slope are similar, the new structure s slope is more greatly. stiffness is better than the traditional structure. but the new joint s crack load is littleer
在彈性階段兩者的荷載-位移曲線斜率相差不多,而且新的連接形式斜率還大一些,它的剛度較傳統連接形式要好,但新的連接形式樓板開裂荷載稍偏低,應採取加強措施來提高開裂荷載。Secondly, by low - cycle and reverse horizontal loading test, their properties including strength property, deformation property and energy property are studied. we study the loading characteristic values ; the property of hysteretic curve and skeleton - frame curves ; the ductility property and stiffness degradation. at last we analyze the destroy principle and affection reasons of hollow shear wall of r. c with vertical seams in different height and loading measures, we also give the bearing capability calculation formulas and design advises for new type hollow shear wall of r. c
首先運用ansys有限元程序分析彈性階段水平外荷載施加后,帶豎縫鋼筋砼空心剪力墻板內應力分佈及變形情況,再在試驗數據的基礎上,研究低周反復水平加載條件下,各試件的強度、變形、能量特性;各試件的荷載特徵值;各試件的滯回曲線、骨架曲線;延性及剛度退化等參數;最後,分析了不同剪跨比和加載條件的帶豎縫鋼筋砼空心剪力墻板的破壞機理和承載力影響因素,並給出不同剪跨比和加載條件的帶豎縫鋼筋砼空心剪力墻板承載力計算公式及設計建議。According to w3c, the execution of xml - query involves four intemal phases, i. e. parsing, normalizaion, static type checking, and dynamic evaluation. it also involves three input / output phases namely schema irnport, xml loading, and serializaion
按照w3c規范,提出一個xquery查詢的執行應該包括:解析、規范化、靜態類型分析、動態計算四個基本階段和模式導入、 xml加載、結果輸出三個必要過程。Based on the analyses of dynamic deformation process of the soft failure roadway under high ground stress, process - monitoring stepwise supporting principle was put forward to maintain this kind of roadway, that is 1 ) making full use of the carrying capacity of surrounding rocks, 2 ) timely reinforcing the surrounding rock by grouting to enhance its integrality, and 3 ) reinforcing supporting in those key positions
基於該類巷道變形的動態階段性特點,針對性地提出該類軟巖巷道支護的過程監控分步支護的過程式控制制方法,即開巷初期充分發揮圍巖自身的承載能力;適時採取圍巖注漿加固, 「保護與強化」圍巖力學性能,提高圍巖完整性;最後關鍵部位加強支護。Traditional structural analysis is based on the single load model. however, in the construction period the reinforced concrete structure is a kind of time - varing structure in which structure shape, material performance and loads are all time - varing
傳統的結構分析是按照一次加載模式進行的,而施工階段的鋼筋混凝土結構是形狀、材料性質以及所承受的荷載均隨時間變化的時變結構。By way of these tendons, precest beams and columns can be assembled conveniently, and the joints and frame are monolithic and continuous. consequently, compared with common reinforced concrete frams, this kind of frame systems possess higher reliability and solved the problems in the process of assembling prestressed concrete frames. also it forms the framework of subassemblage and prestressed concrete frames, and explores a new way for industrial production of prestressed structures. by analyzing this system, a series of conclusion are provided, incluing modulation of bending moment produced by vertical loads within beam end, secondary internal forces produced by pretress force, shear resistance of the end of beams, the influence of lateral restrains. theresearch results of this paper are proved to be practical. some advices are also brought forward on the design process
后張預應力筋既可作為施工階段拼裝手段,又可在使用階段承受梁端彎矩,構成整體受力節點和連續受力框架,克服了裝配式節點受力可靠性差的缺陷,解決了預應力混凝土框架難以裝配的問題,形成預制預應力混凝土裝配整體式框架,開辟了預應力結構工業化生產的新途徑。本文針對預壓裝配式預應力混凝土框架,從豎向荷載作用下的梁端彎矩調幅、施加預應力在框架中產生的次內力、梁端抗剪承載力、考慮側限的無側移框架的承載力分析四個方面對該種裝配式結構體系的性能做了詳細的研究。分享友人