Page 11 - Theory and Design of Air Cushion Craft

x Contents

14. Structural design 458
14.1 ACV and SES structural design features 458
14.2 External forces on hull - introduction to the strength
calculation of craft 461
14.3 Brief introduction to the structural calculation used in
MARIC 465
14.4 Calculation methods for strength in the former Soviet Union 467
14.5 Safety factors 473
14.6 Considerations for thickness of plates in hull structural design 474
14.7 Hovercraft vibration 476

15. Propulsion system design 487
15.1 Introduction 487
15.2 Air propellers 507
15.3 Ducted propellers and fans 515
15.4 Marine propellers 520
15.5 Water jets 536
15.6 Power transmission 564
15.7 Surface contact propulsion 574

16. Power unit selection 577
16.1 Introduction 577
16.2 Powering estimation 585
16.3 Diesel engines 588
16.4 Gas turbines 596
16.5 General design requirements 604
16.6 Machinery space layout 606
16.7 Systems and controls 607
16.8 Operation and maintenance 607

References 612
Index 618