筏基結構 的英文怎麼說
中文拼音 [fájījiēgòu]
筏基結構
英文
raft construction-
On the basis of investigation on the related researching achievements home and abroad, this thesis puts emphasis on studying the counterforce on the pile head and the sedimentation characteristics of the piled raft foundation under the vertical loads, considering the superstructure ’ s effect. and then, this thesis probes into the principles, methods and processes of balance design method for variable - rigidity
在分析國內外相關研究成果的基礎上,本文主要研究豎向荷載作用下考慮上部結構影響的樁筏基礎樁頂反力及沉降特性,並在此基礎上探討了變剛度調平設計的原理、方法和步驟。The regularities of pile - top reaction distribution, the carrying load ratio between pile and raft, the settlement and the imparity settlement of foundation in the frame - tube structure and the single wall are influenced by some factors such as the stiffness of the superstructure, the intensity of the soil under the piles, the length and radius of the piles, the distance between the piles, the thickness and the suspended width of the raft
對豎向荷載作用下的空間筒中筒結構、樁筏基礎和地基進行了三維有限元分析。研究整體結構和單片墻結構在上部結構剛度、樁端土強度、樁長、樁徑、樁距、筏板厚度、筏板外挑寬度等影響因素變化時的樁頂反力分佈規律、樁筏荷載分擔比、樁基沉降和差異沉降規律。Secondly, this paper made some theoretic researches on its engineering classfication and applicable scope for this technology ; then combining with project example, this paper carried out scheme design for this technology, and compared some different kinds of underpinning scheme and node and structure design, and put forward the method of " reinforcce steel bar through column " to build pile cap beam, " resistant bend and shear anchored reinforce steel bar " to strengthen column consolidation effect, and the method of " steel plate hoop " to build reinforcing bar connection of the foundation beam, etc. in the process of the consturction scheme research and implement, this paper synthetically elaborated the organizaton for project construction, put forward the construction technical measure of specific aim on the artificial pile, and pile cap beam, and underground adding layer and structure stabilization, and overall structure stabilization and so on. for this project, adopt reinforcing bar concrete to brace hole wall to ensure the safety of engineering in the artificial pile construction, use flexible connection catch to make the cage hoisting easier to simplify the construction process, use the method of earthwork statified symmetrical balance in the process of underground adding layer excavation
本文首先對于基礎托換與結構加固技術的目的和意義、國內外發展狀況進行了綜合闡述;其次對該項技術工程分類及適應范圍進行了理論上的分析研究;然後結合工程實例對該項技術進行了方案設計,對比幾種不同的托換方案和節點及構造設計,提出了「通筋穿柱法」做承臺梁, 「抗彎抗剪錨筋法」強化柱加固效果, 「鋼板箍法」做地基梁鋼筋連接點等多項技術;在施工方案的研究和實施過程中,對于工程施工組織進行綜合闡述,並就人工挖孔樁、承臺梁、地下加層及結構加固、整體結構穩定等專項施工方案提出有針對性的施工技術措施,人工挖孔樁施工採用鋼筋砼護壁確保挖孔樁的安全成型,使用柔性連接鉤進行鋼筋籠吊裝簡化施工工序;承臺梁施工採用梁主筋橫穿柱身化學膠錨固等;地下加層綜合施工技術採用土方分層對稱平衡開挖,分段挖土做筏基結構自穩等;最後對于該工程實施后的效果分析,說明該項綜合施工技術的可行性。Disruption of lipid rafts and caveolae by depleting cellular cholesterol with cholesterol - binding reagent, - methylcyclodextrin or filipin, blocks the igf - 1 receptor signaling in 3t3 - l1 preadipocyte. both hormone induced adipocyte differentiation and mitotic clonal expansion are inhibited by lipid rafts and caveolae disruption. however, a nonspecific lipid binding reagent, xylazine, does not affect adipocyte differentiation or mitotic expansing
利用膽固醇結合試劑,如甲基環糊精和菲律賓菌素,減少細胞膽固醇的含量,破壞細胞膜上脂質筏/質膜微囊的結構,抑制了igf - 1受體信號誘導的3t3 - l1前脂肪細胞的分化以及克隆擴增。Considering the stiffened plate as a composite system of grillage beams and slab, the superstructure as an equivalent rigidity plate, a semi - analytical and semi - numerical method, which makes use of compatible analysis of force and displacement among beams and slabs and columns and ground, is developed to analyze interaction between stiffened raft foundation and subsoil considering the rigidity of superstructure
摘要將彈性地基上的梁板式矩形筏基視為十字交叉梁與平板組合體系,上部結構剛度簡化為等效剛度板,採用半數值、半解析方法,通過梁、板、柱以及地基之間力與位移平衡協調分析,可得到考慮上部結構剛度時梁板式筏基寫地基共同作用的半數值、平解析解。On the basis of all the above, associating with the practical engineering project of the surgery ward building of hospital xiehe of hust and taking the soil - pile - raft interaction into account, the finite element models based on kirchhoff ' s thin plate and reissner ' s moderately - thick plate theories are separately then the established 3 dimension solid finite element model as the verifying standard
在此基礎上,結合華中科技大學附屬協和醫院外科病房大樓工程,在考慮地基、樁和筏板的相互作用的情況下,以基於三維空間理論的實體有限單元模型為衡量標準,對同一結構(筏板)分別用薄板和中厚板單元建立有限單元模型進行計算。Some suggestions about the pile raft foundation designed on the spatial truss theory are proposed, and the tentative design of an eighteen story frame - tube building and the field observation for the pile raft foundation in all the processes of construction are also presented
摘要提出了按空間桁架理論設計樁筏基礎的建議,並對18層框筒結構進行了試設計和施工全過程的現場實測。Raft - style foundation, rc frames and shearing - force wall structures
筏式基礎、鋼筋混凝土框架及剪力墻結構體系。For the first time, based on frame structure with large thick raft plinth and many engineering examples, analytic method of interaction that means the analysis on three parts above as a whole with a full consideration of interaction thereof that met the need of the deformation correspond on the boundary was used to research on the interaction of structure and groundsill in this paper. and five models were adopted, which were : ( 1 ) a tube with symmetrical double - axis structure and symmetrical loads, ( 2 ) two tubes with symmetrical double - axis structure and symmetrical loads, and ( 3 ) a tube with symmetrical single - axis structure and symmetrical loads, and ( 4 ) two tubes with symmetrical double - axis structure and unsymmetrical loads, and ( 5 ) two tubes with unsymmetrical structure and loads. based on the middle - thick slab theory from mindli and the model for groundsill from winkle, the deformation character of raft foundation and the distributing rule for resisting force of fundus were studied in details by using b ig - style fem ( finite element member ) software, ansys
本文結合了大量的工程實例,以大底盤框架厚筏結構形式為研究對象,針對單個和多個塔樓布置於同一個大底盤框架厚筏基上的復雜結構體系,分( 1 )一個塔樓:結構布置雙軸對稱,荷載對稱的情況; ( 2 )兩個塔樓:結構布置雙軸對稱,荷載對稱的情況; ( 3 )一個塔樓:結構布置單軸對稱,荷載對稱的情? ; ( 4 )兩個塔樓:結構布置雙軸對稱,荷載不對稱的情況; ( 5 )兩個塔樓:結構布置和荷載均不對稱的情況等五種組合情況,全面系統地探討了上部結構?基礎?地基相互作用的大跨度基礎、基礎板變形特徵及其基底反力的分佈規律。3. in prevail algorithm for raft foundation, the paper indicates that the most economic and suitable method is finite element analysis while accounting for rigidity of upset structure
從現行的筏形基礎的諸多演算法中,指出考慮上部結構剛度貢獻的有限元演算法是其中較為合理和經濟的計算方法。Through simulation, found the influence rule on existed structure by shield construction, discussed construction factors such as soil deformation modulus, different thickness of and different elastic modules of equivalent circle zone, control soil pressure, initial stress release rate influence on the surface settlement and structure deformation, studied the reasonable parameter value scope
通過數值模擬,研究了盾構施工對既有結構的影響規律。討論了地基變形模量、等代層厚度和參數、圍巖應力初期釋放率、盾構正面土壓力等施工因素對地表沉降和筏板基礎沉降的影響,研究了穿越結構物時參數的合理取值范圍。Mass concrete has been largely using in hydraulic structure for all along ; however, it is being used in construction works more and more with the development of modern economy, such as the foundation for large - size equipment, the raft foundation in high - rise building
一直以來,大體積混凝土被廣泛應用於水工結構中,隨著現代經濟的發展,大體積混凝土也越來越多地被應用到建築工程領域中。如工業建築中的大型設備基礎、高層民用建築的筏式基礎。Therefore, the study of calculating method on tube - structure piled raft foundation has great social effects and economical profits
因此,對筒體結構樁筏基礎計算理論進行研究有著很大的社會效益和經濟效應。Contrast with the results, the dissertation discover that in the three type foundation of strip foundation, raft foundation and pile - raft foundation, the structure system with strip foundation has large deformation and forces variation ; the structure system with pile - raft foundation show mini different contrast with the norm calculation
對比分析了條形基礎、筏板基礎及樁筏基礎等三種基礎形式下土與交錯桁架結構體系共同作用的反應,指出條形基礎的交錯桁架結構體系變形及內力會產生較大變化,樁筏基礎的交錯桁架體系變形與不考慮共同作用的常規計算結果較為接近。Because interaction between pile - raft foundations and soil is very complex, what ' s more, there are many effect factors, piles and caps ( or rafts ) form a common working system whose bearing capacity and settlement are affected and restricted by interaction between them. the method of computing settlement that code provides is not a pure theoretic method and it is an experiential method in essence. in this paper, based on engineering designs of taiyuan, in - site experiments, observation data of structure settlement and so on, settlement is analyzed and computed by applying mindlin stress formula and using software matlab
現規范推薦的樁基沉降計算方法,並不是一種純理論的方法,其實質是一種經驗擬合的方法;本文結合太原地區的工程設計、現場試驗、主體沉降觀測資料等,運用明德林( mindlin )應力公式,然後按分層總和法原理,採用matlab軟體計算程序進行沉降計算、分析,結果表明:高層建築樁?筏基礎沉降較小,且較均勻,得出了太原地區的樁?筏基礎沉降計算的經驗系數_ p ,從而使設計、計算結果更接近於工程實際,同時考慮筏板對上部結構荷載的分擔是合理的、先進的,對高層建築樁?筏基礎加強了認識。The structure is supported by a raft foundation, and where required, tie - down anchors are used to prevent hydrostatic uplift
上部結構由筏板基礎承重,並且根據要求在筏板基礎上打上了系緊螺栓以抵抗靜水浮力。The non - linearity of the foundation can be analysed by the factor of the raft - pile interaction. moreover, a factor behaviors of over consolidated soil is used
該法將基礎承擔上部結構的過程劃分為3個階段,用樁筏相互作用系數對沉降控制復合樁基作非線性分析。5 ) the method to calculate the natural periods of staggered truss with sshsti with raft - pile foundation is decided, and the natural periods of staggered truss with column foot fixed and sshsti with raft - pile foundation are calculated and investigated
5 )明確了計算地基及樁筏基礎共同作用時固有周期的計算方法,計高層鋼結構交錯析架體系一與地基基礎共同作用研究算研究了交錯析架體系柱腳固定時和地基及樁筏基礎共同作用時體系的各個固有周期。First of all, domestic and abroad research about superstruct ? oundation ? oil interaction is introduced in this paper. the general bearing characters and calculating methods of mat or pile ? at foundation are then explained. moreover, the interaction sense, analysis pattern and sub ? tructure method are discussed
本文首先總結了國內外高層建築上部結構?基礎?地基相互作用的研究成果,分析了片筏和樁筏基礎的一般受力特點和計算方法;同時,討論了考慮上部結構?基礎?地基相互作用的意義、分析方法和子結構法。By research done on a structural model with numerical calculation method, the effects of some factors, such as superstructure stiffness, thickness of raft, compressive modular constant of soil, suspended width of raft and raft concrete intensity, on the working behavior of thick - raft foundation are analyzed
然後,通過建立結構模型,用數值計算的方法研究了上部結構、筏板厚度、地基壓縮模量、筏板懸挑寬度和筏板砼等級五個因素對基礎沉降、基底反力和筏板內力的影響,分析了厚筏基礎的基本受力特性。分享友人