16届国际海洋平台及船舶结构技术会议论文
CONTENTS
1.INTRODUCTION......................................................................119
2.REVIEW OF MANUFACTURING PROCESSES IN SHIPYARDS................119
2.1 Focus Areas for Shipyard Production Technologies................................119
2.1.1 Europe.....................................................................121
2.1.2 Japan..........................................................................122
2.1.3 Korea.............................................................................122
2.1.4 China............................................................................124
2.1.5 USA.............................................................................124
2.2 Review of Hull Fabrication Techniques.......................125
2.2.1 Bending,Forming,Shaping and Straightening............128
2.2.2 Joining.................................................................................129
2.3 Simulation of Production Processes...................................132
3.MATERIALS.....................................................................133
3.1 Specialty Steels..........................................................133
3.1.1 Fire-Resistant Marine Structural Steels..................133
3.1.2 Nitrogen-Strengthened Stainless Steel..........................136
3.1.3 Steels with improved Corrosion and Fatigue Properties.............138
3.2 New Technologies in Titanium Processing and Fabrication................138
3.3 Progress in Aluminium Alloys for Marine Structures............................139
3.4 Welding Consumables.............................................................141
3.4.1 Steel Welding Consumables with Hydrogen Gettering-
Fluoride Protection.......................................................................141
3.4.2 Stress Relief in Steel Consumables Based on
Martensite Transformations...........................................142
3.5 Fibre Reinforced Plastics and Composites..........................................144
4.RESIDUAL STRESSES AND DISTORTIONS DUE TO FABRICATION.........146
4.1 Residual Stress Fields after Welding..................................................146
4.2 Residual Distortion after Welding..............................................147
4.3 Methods to Minimize Effects of Residual Stresses and Distortion..........148
4.4 Methods to Minimize Effects of Residual Stresses and
Distortion on Buckling....................................................................148
4.5 Effects of Residual Stresses on Strength/Fracture and on Fatigue.........149
5.DESIGN FOR EFFICIENCY AND QUALITY IN PRODUCTION...........150
5.1 Design for Production.................................................150
5.1.1 Block Breakdown..................................................151
5.1.2 Measurement........................................................152
5.1.3 Curved Structures..................................................152
5.2 Decision Support Methods....................................................153
6.CONCLUDING REMARKS.............................................................154
REFERENCES..........................................................................................156
[ 此贴被diego在2009-06-14 13:18重新编辑 ]
