擋土墻基礎墻 的英文怎麼說
中文拼音 [dǎngtǔjīchǔ]
擋土墻基礎墻
英文
foundation wall-
The polymer - geogrid reinforced earth seismic characteristic from the analyse of the fea and the model experiment is a good base of deeply researching polymer - geogrid reinforced earth walls under earthquake and is referable to the preparation for design specification of geogrid reinforced earth walls subjected to seismic loadings
本文通過有限元方法和模型試驗分析得出的土工格柵加筋土動力行為特性,為將來進一步研究塑料土工格柵加筋土擋墻的動力行為特性打下基礎,並將對制定土工格柵加筋土擋墻結構設計規范地震荷載部分有一定的參考價值。As a whole, the research work of this dissertation can be summarized follows : 1. in accordance with my design patent, namely, reinforced earth retaining wall of r c net, and based on the analysis of the work mechanism, failure pattern, bearing capacity and stability of the reinforced earth, a new concept is expounded, namely, the reinforced earth wall which is thought of as a compound structure increase not only c but also ~ in comparison with non - reinforced earth. some bearing capacity formula are first introduced under the circumstances that the reinforced earth wall fails because of the breakage of material or inadequate cohesion between reinforcements and soil
歸納起來,具體的研究和所獲得的一些重要成果如下: 1 、結合本人的設計專利? 「鋼筋混凝土網格式加筋擋墻」及工程實踐,在對加筋土的加筋機理、破壞模式、承載力和穩定性等方面進行深入分析的基礎上,提出了一個新概念,即經過加筋后的土體作為復合結構與原土體相比,不僅提高了內聚力,而且也提高內摩擦角;並在此前提下首次導出拉力破壞和粘著破壞兩種情形下的承載力公式,然後進行了穩定性分析。The main contents of testing the strength of subgrade abamurus using earthquake wave velocity are as follows : the influence of the lithology and strength of flag stones and the shape of block upon wave velocity, the influence of the strength of cement mortar upon earthquake wave velocity, the estimation standards of the strength and completion of abamurus. this paper puts forward an accurate no - destructive testing using the different reflect of elastic wave velocity for abamurus stones, the strength of mortar, the plumpness of mortar and the type of abamurus, on the basis of laboratory tests and field tests. it can be used to accurately distinguish the completion of abamurus
地震波速法檢測路基擋墻強度,研究的主要內容有:片石巖性和強度及塊體形體對波速的影響;水泥砂漿強度對墻體波速的影響;擋墻整體強度和完整性的評估標準。應用彈性波速度對擋土墻石材、砂漿強度、砂漿飽滿度及擋墻類型的不同反映,在室內外模型試驗和現場生產試驗的基礎上,提出了一種正確的無損檢測法,可以正確判別漿砂片石擋墻墻身的完整性。Consequently, to optimize the appearance and structure design of retaining walls, especially to have a deeper understanding of the bearing mechanism of various retaining walls and select city retaining wall type reasonably are of great engineering significances and potential economic effect. based on a thorough analysis of the character and mechanism of city - retaining - wall structures, the design theories, construction technology, new wall types and development tendency are deeply discussed. besides, the characteristics of various types of city retaining wall are discussed, and the usual methods for earth pressure calculation are summarized
本文在綜合分析目前常用城市擋土結構的特點及其受力特性等基礎上,針對一般擋土墻設計理論、施工技術、新型結構以及未來的發展趨勢進行了深入探討,論述了城市擋土結構的特點,並對常用土壓力理論進行了綜述,介紹了城市擋土墻常見的類型,並介紹了常規的設計理論和方法;通過分析比較,優選出錨桿擋土結構和砌塊式擋土結構,並從錨桿錨固原理出發,結合工程實踐和大量現場試驗、對錨桿的抗拔承載力進行了深入研究,提出了用調整雙曲線模型法計算錨桿抗拔承載力的方法,對土壓力計算方法進行了探討,對其設計計算方法進行了研究。The retaining wall reclining on the slight slope built on soft foundation is usually used in protecting the shore of river, the contradiction between the lack of impartiality in stress of the base and the small stress allowed by the foundation as well as the lack of stabilization of the breast wall is a hard nut to crack in the engineering. in the paper, a tenon - base is added under the base of the retaining wall, on the study of the choice of the parameters and formulas used in calculation and the research of theory used in calculation, method used to deal with the load, etc, the writer gives a way to crack the nut mentioned above paragraphs and presents a qualitative and quantitative analysis about them, such as the equivalent inner friction - angle ( d ) and the passive press of the clay ( ep ), etc. in the end of the paper, using modern optimization method, a design of the retaining wall reclining on the slight slope built on soft foundation is done, the result is economical, and accords with the fact
軟基上的仰斜式擋土墻在水利工程河道護岸中經常遇到,仰斜式擋土墻基底偏心應力較大和軟基土地基容許承載力偏小的矛盾以及擋土墻抗滑穩定不足是工程中難以解決的難題。本文在對仰斜式擋土墻設計中有關計算參數的選擇、公式的選用應該注意的問題進行了研究,對河道護岸軟基礎上的仰斜式擋土墻採用凸榫基礎處理的方法,就其計算理論、設計驗算中各荷載的具體處理方法進行了較為細致的研究,提出了解決軟基礎上的水工仰斜式擋土墻難以解決的難題的方法,並對有水情況下粘土等效內摩擦角_ d 、凸榫被動土壓力e _ p等在計算中的取值提出了定性和定量的分析。最後利用現代優化方法對軟基礎上的水工仰斜式擋土墻進行了結構優化設計,得出了符合實際的結果,與其它重力式擋土墻形式進行比較,取得了明顯的經濟效益。Then, combined with the accumulated experiences, proceedings to be paid attention during design and construction and the necessities of optimum design as a result of the shortcomings for common design are pointed out for the walls
並以此為基礎,結合國內外已有工程實踐經驗,對衡重式擋土墻的常規設計加以探討,指出了設計與施工中需重點注意的事項。According to an analysis of the current various optimum methods, a new mixed type of genetic algorithm are proposed, which overcomes some typical limitations such as the decrease of hunting efficiency lack of hunting competence near the optimal solution. with a model for optimum design setup, the system brwcad are worked out with the advanced language visual basic6. 0 and the object - oriented technique
此外,針對衡重式擋土墻常規設計存在的弊病,指出其優化設計的必要性與重要性,並在比較分析已有優化方法優缺點的基礎上,引入並提出了一種新型混合遺傳演算法進行優化設計,解決了臨近最優解搜索效率降低、搜索能力不足等缺陷。At present, conventional analytic methods of rsrw are based on theory of limit equilibrium, which can not take account of the strength and deformation of structure uniformly, and calculate the displacement of panel, settlement of fill and so on
加筋土擋墻傳統的分析方法建立在加筋土體極限平衡理論基礎上,無法將結構的強度和變形統一考慮,無法計算面板位移和填土沉降等。Moreover, a special contact problems implying herein the contact between deformable body and rigid body such as rigid foundation and base, rigid retaining wall and backfill is studied
此外,還對變形體?剛體接觸進行了比較詳細的討論,剛性基礎?地基、剛性擋墻?墻後土體之間的作用均屬此類特殊的接觸問題。Pile foundation and continuous wall foundation are widely used in coastal regions, where the character of local soil is always very weak. with the development of design method and the advancement of constructing technology, many new types of pile and continuous wall are applied, like the thin - wall hollow pile and the multi - function continuous wall, which can be used not only as temporary fencing structure, but also as permanent loading structures
軟土地區常見的地下基礎型式有樁基礎和地下連續墻,近年來隨著設計理論和施工工藝設備的發展,樁基礎及地下連續墻基礎的型式都有了很大的發展,如薄壁筒樁、集擋土、防滲及承重多功能於一體的地下連續墻等。The acceleration does not increase immediately after the wall height is getting taller from the bottom of the retaining wall, and it starts to increase rapidly with the height level at a height of half to two thirds of the total wall height
本文計算結果表明,高度高7米、 9米的擋土墻和高度6米、 8米的擴大基礎橋臺的地震加速度反應在頂部也會有約1 , 5一1 . 6倍的放大。On basis of a review of the recent achievements, the distribution of the lateral seismic inertia force along the height of retaining wall and / or bridge abutment, and the calculation of the seismic soil pressure of cohesive backfill are treated with in this paper, for the revision of chinese earthquake resistant design code for highway construction, and a suggestion to combine sei smic design of retaining wall and of bridge abutment together into one chapter from the past in two chapters in the previous version is also worked out
結合規范jtj004 ? 89的修編,本文在總結已有研究成果的基礎上,主要研究了擋土墻和橋臺地震慣性力沿高度分佈的規律,粘性填土的地震土壓力計算和計算公式的簡化,以及在公路工程抗震設計規范中將擋土墻和橋臺的抗震設計歸入一章的問題,具體包括如下5項工作。分享友人