离岸直升机起落甲板设计指南 OFFSHORE HELIDECK DESIGN GUIDELINES 1(3)

曝光台 注意防骗 网曝天猫店富美金盛家居专营店坑蒙拐骗欺诈消费者

6.5.1 Introduction 50
6.5.2 Main References 51
6.5.3 Design Considerations 51
6.5.4 Hangars 53
6.6 Obstacle Free Environment 54
6.6.1 Main References 54
6.6.2 Obstruction Clearances 54
6.6.3 Limited Obstacle Sector 54
6.6.4 Falling Gradient 55
6.7 Control, Access And Escape 55
6.7.1 Main References 55
6.7.2 Helideck Control Room 55
6.7.3 Access and Escape Routes 56

7.0 FLOATING STRUCTURES AND VESSELS 57
7.1 Introduction 57
7.2 Mobile Drilling Rigs 58
7.2.1 Introduction 58
7.2.2 Main References 58
7.2.3 Specific Features to Consider in MODU Helideck Design 58

7.3 Floating Production Systems 67
7.3.1 Introduction 67
7.3.2 Main References 67
7.3.3 Specific Features to Consider in FPSO Helideck Design 68
7.3.4 Marine Operating Environment 69
7.3.5  Vessel / Helideck Classification / Verification Process 70
7.3.6  Optimising Helideck Location and Layout 71
7.3.7  Shuttle Tanker Operations 71
7.4  Specialist Vessels 72
7.4.1  Introduction 72
7.4.2  Main References 73
7.4.3  Specific Features to Consider in Vessel Helideck Design 73
7.5  Motion Considerations And Operating Limits 76

 

8.0  OTHER INSTALLATION ARRANGEMENTS 77
8.1  Combined Operations 77
8.1.1  Introduction 77
8.1.2  Main References 79
8.1.3  Design Considerations 79
8.1.4  Safety Cases 81
8.1.5  Management of Combined Operations Helidecks 82
8.2  Normally Unattended Installations 83
8.2.1  Introduction 83
8.2.2  Main References 84
8.2.3  Definitions 84
8.2.4  Seeking the Safest and Most Efficient Helideck Design Options for Operations to NUIs 85
8.2.5  Equipment Design Considerations 85
9.0  HELIDECK STRUCTURES 91
9.1  Introduction 91
9.2  Main References 92
9.3  Landing Surface 93
9.3.1  Wood 93
9.3.2  Steel 93
9.3.3  Aluminium 93
9.4  Support Structure 95
9.4.1  Introduction 95
9.4.2  Materials 95
9.4.3  Design 96
9.4.4  Interconnected Modules 96
9.4.5  Maintenance 97
9.5  Appurtenances 97
9.6  Load Combinations and Load Factors 97
9.6.1  Introduction 97
9.6.2  Emergency landing 98
9.6.3  Normal Operations and Helicopters at Rest 99
9.6.4  Design Loadings 99
9.7 Helideck Friction Surface and Landing Nets 101
9.7.1 Friction Surface 101
9.7.2 Main References 101
9.7.3 Design Considerations 101
9.7.4 Helideck Landing Nets 102
9.7.5 Helideck Net Fixings 103
9.7.6 Helideck Landing Net Removal 106
　
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