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Title Page

Abstract

Contents

1. Introduction 9

1.1. Overview 9

1.2. Literature review 12

1.3. Research objective and scope 15

2. Rotational capacity of beams with high strength steel 17

2.1. Introduction 17

2.2. Current specifications 19

2.2.1. AASHTO LRFD Appendix B6 19

2.2.2. Eurocode3 Class 1 22

2.3. Theoretical derivation of the available rotational capacity 22

2.3.1. Available rotational capacity 22

2.3.2. Optimum bracing point 26

2.4. Experimental study 29

2.5. Parametric study 35

2.5.1. Model overview and verification of FE model 35

2.5.2. Description of models for parametric study 37

2.5.3. Comparison of predicting rotation capacity 39

2.5.4. Comparison of optimum bracing point 44

2.5.5. Comparison of previous research 45

2.6. Summary 47

3. Moment redistribution of continuous composite beams with high strength steel 48

3.1. Introduction 48

3.2. Available and required rotational capacity 49

3.2.1. Available rotational capacity 49

3.2.2. Required rotational capacity and failure load 52

3.3. Experimental study 60

3.4. Additional verification of available rotation capacity 63

3.4.1. Finite element model overview 63

3.4.2. Parametric study and discussion of analysis results 66

3.5. Summary 69

4. Rotational capacity of beam-column with high strength steel 71

4.1. Introduction 71

4.2. Rotational Capacity of Steel Beam-column 72

4.2.1. Effective plastic moment of beam-column 72

4.2.2. Theoretical derivation of the available rotational capacity 78

4.2.3. Experimental study 79

4.2.4. Parametric study 84

4.3. Rotational capacity of composite beam-column 88

4.3.1. Effective plastic moment of composite beam-column 88

4.3.2. Theoretical derivation of the available rotational capacity 94

4.3.3. Parametric study 99

4.4. Summary 101

5. Ultimate behavior of stiffened girder for cable-stayed bridges with high strength steel 103

5.1. Introduction 103

5.2. Analysis model of cable-stayed bridges 106

5.2.1. Finite element analysis model overview 106

5.2.2. Geometric nonlinear analysis of cable-stayed bridges 109

5.3. Ultimate behavior of cable-stayed bridges 112

5.4. Summary 116

6. Conclusions 117

Appendix 120

Notations 126

References 130

참고문헌 (32건) : 자료제공( 네이버학술정보 )

참고문헌 목록에 대한 테이블로 번호, 참고문헌, 국회도서관 소장유무로 구성되어 있습니다.
번호 참고문헌 국회도서관 소장유무
1 Structural performance and design evaluation of HPS 70W bridge girders 네이버 미소장
2 Ultimate Behavior of Long-Span Cable-Stayed Bridges 네이버 미소장
3 Nonlinear analysis of composite steel–concrete cable-stayed bridges 네이버 미소장
4 High strength steel: implications of material and geometric characteristics on inelastic flexural behavior 네이버 미소장
5 Strength and Ductility of HPS-100W I-Girders in Negative Flexure 네이버 미소장
6 Strength and ductility of HPS flexural members 네이버 미소장
7 Negative bending resistance of HPS70W girders 네이버 미소장
8 High performance steel bridge girder compactness 네이버 미소장
9 Cross-sectional compactness and bracing requirements for HPS483W girders. J Bridge Eng 2003; 129: 1569-1583. 미소장
10 Evaluation of flexural ductility of negative moment region of I-girder with high strength steel. J KSCE 2010; 30(6A): 513-523. 미소장
11 Rotational capacity and optimum bracing point of high strength steel I-girders 네이버 미소장
12 Analytical study of ultimnate behavior of steel cable-stayed bridges. J KSCE 2012; 32(2A): 85-95. 미소장
13 The Bending Resistance of Steel Beams 네이버 미소장
14 Inelastic beams under moment gradient. J Struct Div ASCE 1967; 93(ST1): 381-399. 미소장
15 Available rotation capacity in steel and composite beams. The Structural Engineer 1991; 69(5): 88-97. 미소장
16 Prediction of rotation capacity of wide flange beams using neural networks. J Construct Steel Res 2006; 62(10): 950-61. 미소장
17 Genetic programming based formulation of rotation capacity of wide flange beams 네이버 미소장
18 Neuro-fuzzy modeling of rotation capacity of wide flange beams 네이버 미소장
19 Inelastic Local and Lateral Buckling in Design Codes 네이버 미소장
20 Required and available rotations in continuous composite beams with semi-rigid connections. J Construct Steel Res. 2001; 57: 375-400. 미소장
21 Required and available moment redistribution of continuous steel–concrete composite beams 네이버 미소장
22 American Association of State Highway and Transportation Officials (AASHTO). LRFD Bridge Design Specifications, 6th Edition 2012; Washington DC. 미소장
23 Improved system buckling analysis of effective lengths of girder and tower members in steel cable-stayed bridges 네이버 미소장
24 Variation of Ductility Capacity of Steel Beam‐Columns 네이버 미소장
25 Probabilistic assessment of ductility for earthquake resistant design of steel members. J Construct Steel Res. 1999; 52: 47-68. 미소장
26 European committee for standardization. Eurocode3. Design of steel structure, 2005. 미소장
27 ABAQUS, ABAQUS analysis user's manual version 6.9-2 2009; Dassault Systemes Simulia Corp., Providence, RI, USA. 미소장
28 ECCS. Essentials of Eurocode 3 design manual for steel structures in building. 1991, ECCS-Advisory Committee 5, No. 65. 미소장
29 The evaluation of residual stresses in butt welded and fillet welded specimens with HSB800. RIST Research Paper 2011; 25(1): 1-7 (in Korean). 미소장
30 Steel–Concrete Composite Beams Considering Shear Slip Effects 네이버 미소장
31 Constitutive Laws of Softened Concrete in Biaxial Tension Compression 네이버 미소장
32 Der E-modul von seilen unter beruecksichtigung des durchhanges. Der Bauingenieur 1965; 40(2): 52-55. 미소장