The research of the core concrete s empty which influences the mechanics performance of concrete filled steel tube components is a hot issue currently.
核心混凝土脱空对钢管混凝土构件力学性能的影响是当前研究的热点问题。
It is an important approach for improving carrying capacity of steel tube-confined concrete to improve strength of core concrete.
提高核心混凝土的强度是提高钢管混凝土承载力的重要途径。
To develop the design and computational theory for FRP reinforced concrete structure and provide theoretical basis for its application, considering three typical service stages, axial stress expressions of GFRP tubes and concrete core were derived based on classical laminate theory and equilibrium of forces.
为完善和发展FRP管增强混凝土结构的设计与计算理论,在确定组合结构轴心受压时所经历的3个典型工作阶段后,运用经典层合板理论和组分材料相互约束条件,归纳出弹塑性阶段终点时约束管和核心混凝土的轴向应力预测方程。
Expansion rule of concrete core in self stress lightweight concrete filled steel tube,relationship between self stress and steel content ratio,and super performance of self stress lightweight concrete filled steel tube are gained through comparison test;damage process of short columns under axial load is analyzed.
通过对比试验 ,得出了自应力钢管轻骨料混凝土中核心混凝土的膨胀规律、自应力与含钢率的关系及自应力钢管轻骨料混凝土组合材料的优越性能 ,分析了轴心受压短柱的破坏过程。
Based on the relationship between load capacities of soil layers and pile materials,the progress of the pile from the steel tubular pile,steel tubular pile filled with concrete,to the thin wall steel tubular pile filled with centrifugal concrete is presented.
讨论了宝钢工程钢管桩应用中的地质条件、桩尖持力层、承载力和沉降等主要技术问题,比较了不同持力层桩基的沉降规律,并结合地基土所提供承载力和桩材强度所提供承载力的关系,阐述了从钢管桩到钢管混凝土桩以及薄壁钢管离心混凝土桩的技术进步过程。
By analysis on seepage prevention effect of the concrete core wall and deformation monitoring data of the earth filleddam, conclusion was gotten that the concrete core wall was effective in seepage prevention, and low earth filling quality was the main reason for uneven settlement of the crest of clay core wall.
通过对澄碧河水库大坝混凝土心墙防渗效果和土坝变形观测资料分析认为:大坝混凝土心墙防渗作用显著,但坝体填土质量差是造成坝顶心墙两侧路面不均匀沉陷的主要原因,观测资料表明,大坝沉陷、水平位移符合土坝变形规律,大坝抗滑稳定安全。
Research on Calculation Models for Hydration Heat, Shrinkage and Creep of Concrete-Filled Steel Tubes;
钢管混凝土中核心混凝土的水化热、收缩与徐变计算模型研究
The Creep of Core Concrete and Its Influence on the Mechanical Performance of the Axially Compressed High Strength Concrete Filled Steel Tubular Member;
核心混凝土的徐变及其对钢管高强混凝土轴压构件力学性能的影响
The shrinkage of core concrete and it s influence to the mechanical performance of the high strength concrete filled steel tube;
核心混凝土的收缩及其对钢管高强混凝土轴压构件力学性能的影响
Study of the Differential Shortening on Hybrid Structure of Steel Reinforced Concrete Frame and Reinforced Concrete Core-Wall;
型钢混凝土框架—钢筋混凝土核心筒混合结构体系竖向变形差研究
Experimental Study on Seismic Behaviour of Core Steel Reinforced Concrete Columns;
核心型钢混凝土柱抗震性能实验研究
The Extremely High Reinforced Concrete Core Tube Construction Technique Analysis;
超高钢筋混凝土核心筒施工技术分析
Ratio of Hysteretic to Input Energy of Steel Frame-Concrete Core Wall Hybrid Structures
钢框架-混凝土核心筒混合结构滞回耗能比研究
EXPERIMENTAL STUDY ON FRAME JOINTS BETWEEN CONCRETE -FILLED STEEL TUBULAR CORE COLUMNS AND PRESTRESSED CONCRETE BEAMS UNDER REVERSED CYCLIC LOADS;
钢管混凝土核心柱与预应力混凝土梁节点低周反复荷载试验研究
The Anti-seismic Performance Analysis of Steel Reinforced Concrete Frame Supported by Frame-concrete Core Structure
型钢混凝土框支框架—混凝土核心筒结构抗震性能分析
Seismic behavior analysis of steel-concrete composite frame-RC core tube structures
钢-混凝土组合框架-钢筋混凝土核心筒结构抗震性能分析
Experimental analysis on the concrete column with high strength core under axial compression load
轴心受压核心高强素混凝土短柱试验分析
Study of the Method for Design and Calculation of Hsc Columns Reinforced with Concrete Filled Steel Tube;
钢管高强混凝土核心柱设计计算方法研究
Research on the Seismic Behaviour of CFST Columns in Frame-Tube Strucures;
钢管混凝土柱框架核心筒结构抗震性能的研究
Seismic Response Analysis of a Tall Concrete Filled Steel Tubular Frame-Core Walls Structure
高层钢管混凝土框架—核心筒结构地震响应分析
Study on Modeling Method of Reinforced Concrete Beam-Column Joint Core
钢筋混凝土梁柱节点核心区模型化方法研究
Elasto-plastic Analysis on Reinforced Concrete Core Walls Based on Fiber Model
基于纤维模型的钢筋混凝土核心筒弹塑性分析
RESEARCH ON BEARING CAPACITY OF CONCENTRICALLY LOADED STUB COLUMNS REINFORCED BY CONCRETE FILLED CFRP-STEEL TUBE
CFRP-钢管混凝土核心轴压短柱的承载力研究
Design of the Steel-Concrete Composite Frame-Tube Structure in Global Financial Plaza
高宝金融大厦型钢混凝土框架-核心筒结构设计
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