دانلود کتاب P183: Design of Semi-Continuous Braced Frames

فهرست مطالب :

FOREWORD
CONTENTS
SUMMARY
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Svensk
1 INTRODUCTION
1.1 Benefits of semi-continuous construction
1.2 Scope of the publication
2 PRINCIPLES OF SEMI-CONTINUOUS DESIGN
2.1 Methods of analysis
2.2 Plastic frame analysis and design
2.2.1 Method
Figure 2.1 Internal moments
2.2.2 Connection characteristics
Figure 2.2 Moment-rotation behaviour for a connection suitable for semi-continuous construction
3 CONNECTIONS
3.1 End plate connections
3.2 Range of standard connections
Figure 3.1 Flush end plate connection
4 DESIGN FOR THE ULTIMATE LIMIT STATE
4.1 Beams
Figure 4.1 Applied moments and moment capacities for beams with different support conditions
4.2 Columns
4.2.1 Overall buckling check
4.2.2 Local capacity check
5 DESIGN FOR THE SERVICEABILITY LIMIT STATE
5.1 Deflection under imposed load
Figure 5.1 Beam model for deflection
5.2 Deflection under total load
5.3 Vibrational response
6 DESIGN PROCEDURES
6.1 Scheme design
6.2 Final design
7 REFERENCES
APPENDIX A Worked example
A.1 INPUT
A.1.1 Geometry
A.1.2 Loading
A.2 SCHEME DESIGN
A.2.1 Internal Column
A.2.2 External Column
A.2.3 Floor Beams - Internal Span
A.2.4 Floor Beams - End Span
A.2.5 Roof Beams - Internal Span
A.2.6 Roof Beams - End Span
A.3 FINAL DESIGN
A.3.1 Connections
A.3.1.1 Floor Beams - Internal Span Connections
A.3.1.2 Floor Beams - End Span Connections
A.3.1.3 Roof Beams - Internal Span Connections
A.3.1.4 Roof Beam - End Span Connections
A.3.2 Beams (check serviceability)
A.3.2.1 Floor Beams - Internal Span
A.3.2.2 Floor Beams - End Span
A.3.2.3 Roof Beams
A.3.2.4 Roof Beams - End Span
A.3.3 Columns
A.3.3.1 Internal Columns
A.3.3.2 External Columns
APPENDIX B Deflection calculations
B.1 General principles
Figure B.1 Redistribution of bending moments
Figure B.2 Deflection as a function of relative stiffness - internal span with UDL
Figure B.3 Moment redistribution as a function of relative stiffness
B.2 Relative stiffness
Figure B.4 Subframe members
Figure B.5 Schematic connection moment-rotation response, indicating typical levels of moment under dead and imposed load
Figure B.6 End rotation of a pin-ended member subject to moment
B.3 Derivation of design curve
Figure B.7 Model used for elastic analysis; example with schematic results
B.4 Validation of procedure
Figure B.8 Subframe used to validate design procedure
APPENDIX C Connection capacity tables
C.1 Notes on use of the tables
C.1.1 Beam side
C.1.2 Column side
C.2 Example of capacity table use
C.3 Standard Connections
1 ROW M20 8.8 BOLTS
200 × 12 S275 FLUSH END PLATE
BEAM SIDE
COLUMN SIDE
2 ROWS M20 8.8 BOLTS
200 × 12 S275 FLUSH END PLATE
BEAM SIDE
COLUMN SIDE
250 × 12 S275 FLUSH END PLATE
BEAM SIDE
8.8 BOLTS COLUMN SIDE
200 × 12 S275 EXTENDED END PLATE
BEAM SIDE
COLUMN SIDE
250 × 12 S275 EXTENDED END PLATE
BEAM SIDE
COLUMN SIDE
3 ROWS M20 8.8 BOLTS
200 × 12 S275 EXTENDED END PLATE
BEAM SIDE
COLUMN SIDE
250 × 12 S275 EXTENDED END PLATE
BEAM SIDE
COLUMN SIDE
1 ROW M24 8.8 BOLTS
200 × 15 S275 FLUSH END PLATE
BEAM SIDE
COLUMN SIDE
2 ROWS M24 8.8 BOLTS
200 × 15 S275 FLUSH END PLATE
BEAM SIDE
COLUMN SIDE
250 × 15 S275 FLUSH END PLATE
BEAM SIDE
COLUMN SIDE
200 × 15 S275 EXTENDED END PLATE
BEAM SIDE
COLUMN SIDE
250 × 15 S275 EXTENDED END PLATE
BEAM SIDE
COLUMN SIDE
3 ROWS M24 8.8 BOLTS
200 × 15 S275 EXTENDED END PLATE
BEAM SIDE
COLUMN SIDE
250 × 15 S275 EXTENDED END PLATE
BEAM SIDE
COLUMN SIDE
STANDARD CONNECTIONS - DIMENSIONS FOR DETAILING