RO-PAX FERRY April 28 th, Gabriel, Shaun, Timothy

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1 RO-PAX FERRY April 28 th, 2016 Gabriel, Shaun, Timothy

2 Introduction ROPAX Ferry Concept Design for WFSA competition Low-cost vessel for service between the islands of Indonesia

3 Ferry Accidents China 6% Indonesia 16% Philippines 11% All others 42% Bangladesh 25% Causes and Circumstances of Major Ferry Accidents, , by Abigail Golden, Worldwide Ferry Safety Association.

4 Location Pelni - Wikipedia, the free encyclopedia. (n.d.). Retrieved January 22, 2016, from

6 Basic Requirements 14 to 18 knots Maximum 185 passengers Maximize car and truck payload 20 Cabins Range of 1000 Nm Affordable to construct and operate ROPAX ferry /ferry_sinks_off_java_coast.php

7 Challenges: Safety Overloading Fire Safety Affordability Indonesian Ferries Paul's Travel Blog. (n.d.). Retrieved from

8 Problems: Overloading Fire Affordability Solutions: Catamaran design Limited number of trucks Well ventilated car deck Engines on deck Fire zones Catamaran (more deck area) Steel construction Ease of maintenance Built in Indonesia

9 Parent Ship: North Island Princess

10 Hull Form VWS 89 Waterline Length: 52.5 m Displacement: 1025 tonnes Based on NPL, VWS 89 Design speed of 15 knots NPL Savu Ferry

11 Catamaran Hull Form L/V^(1/3) = 6.67 Cp = 0.6 Cb = 0.5 BOA = 23.5m LOA = 55m LCB = -6.5% midships Single Chine

12 Stability SOLAS IS 2008 General Criteria for 4 conditions: Fully loaded arrival/departure Unloaded arrival/departure Wind Criteria

13 Intact Stability Results Stability Criteria - IS 2008, Open Water Criteria for Fully loaded departure Name Angle 1 Angle 2 Required Actual Pass / Fail GM At 0 > 0.15 meters Pass GZ At 30 >= 0.2 meters Pass Angle At GZmax > 25 deg Fail Area Between 0 and 30 > 3.15 metersdeg Area Between 0 and Flood > 5.15 meters-deg Area Between 30 and 40 > 1.72 metersdeg Pass Pass Pass

14 GZ (m) Righting Arm Curve Angle of Heel (Degrees)

15 Damaged Stability Lost Buoyancy Method

16 Damaged Stability Results Stability Criteria - SOLAS 2004, After Damage, compartments C and D flooded Name Angle 1 Angle 2 Required Actual Pass / Fail Angle Between FreeEquil and GZ0 >= 15 deg Area Between FreeEquil and 27 >= 0.86 meters-deg Pass Pass GZ At GZmax >= 0.29 meters Pass Angle At FreeEquil <= 12 deg Pass Freeboard At FreeEquil >= meters Pass

17 Resistance and Powering NPL Model testing Round bilge, displacement VWS 89 Model testing Chined, planing Pham and Sahoo Regression Analysis Chined Engines selected based on: 1500 kw Effective Power

18 Transportation Factor Transport Factor: Reality Check 60 Transportation Factor for Similar Ferries (ROPAX Catamarans) Speed (kn)

19 Ship Arrangement Capacity, flow, and passenger safety Mission requirements for each deck Cars/trucks Stairwells, access Accommodations Service spaces Seating WC s

20 Profile

21 Inboard Profile

22 Midship

23 Main Deck

24 Deck 2

25 Deck 3

26 Machinery Arrangement

27 Structure: Design Methodology Lloyd s Register Rules and Regulations for Classification of Special Service Craft Material Selection Hydrostatic, Hydrodynamic pressure etc. Local Design Pressure Local Members (plating&stiffener) Global Loads Hull Girder Strength

28 Structure: Local Design Pressures Wave Pressure/Impact Pressure hydrostatic pressure hydrodynamic pressure pitching pressure Impact pressure deckhouse, superstructure pressure 7.04 shell envelope pressure forebody impact pressure Impact pressure on crossdeck pressure on weather deck deck pressure for cargo watertight bulkhead, plating watertight bulkhead, stiffener Local Member Design Pressure Design Pressure kpa bottom shell plating bottom shell stiffening side shell plating, outboard side shell stiffening, outboard side shell plating, inboard side shell stiffening, inboard cross-deck plating cross-deck stiffening weather deck plating weather deck stiffening interior deck plating interior deck stiffening inner bottom plating inner bottom stiffening superstructure plating 7.39 superstructure stiffening 3.69 bulkhead plating bulkhead stiffener 35.21

29 Structure: Local Plating Thickness Minimum thickness Design selection Shell envelope bottom shell plating side shell plating wet-deck plating Single Bottom structure centre girder web floor webs side girder webs Bulkheads watertight bulkhead plating Deck plating strength/main deck plating lower deck/inside deckhouse Superstructures and deckhouses superstructure side plating superstructure top plating machinery casing side plating Pillars rectangular pillars 5.0 5

30 Structure: Global Loads Vertical Wave Bending Moment Twin-hull Transverse Bending Moment Twin-hull Torsional Moment Twin hull transverse bending moment 26,184 knm Twin hull torsional connecting moment 40,389 knm

31 Structure: Hull Girder Strength Hull Longitudinal Bending Strength Hull Girder Bending Stress Deck Keel max permissible hull vertical bending stress, MPa 169 Hull Shear Strength Hull Girder Shear stress, MPa < < 5.7 max permissible mean shear stress, MPa 98 Strength of Cross-deck Structure Head sea Beam sea Quartering sea total direct bending stress total shear stress < Cross-deck max permissible vertical bending stress 169 max permissible mean shear stress 98 Demand Capacity

32 Structure: Midship Section Frame spacing Max. web frame spacing 550 mm 3.3m

33 Propulsion: Pairwise Comparison

34 Propulsion: Selection

35 Propulsion: Unit 4 X Schottel Outboard units CAT ACERT kw each

36 Weight Engineering Light Ship Summary Weight (MT) LCG VCG TCG L.Mom V.Mom T.Mom Structure Propulsion Electrical Command Aux Equipment Outfit MARGIN (5%)

37 Outfitting estimates Outfitting weights QTY Length, m height, m kg/u t/m2 Weight, t Cabin floor ceilings Corridor floor ceilings Bathroom floor ceilings Balcony floor weight Non structural bulkheads Interior Stairs Interior Railings Interior doors Exterior doors (to balconies) Bunk Beds Vanity unit Chair + desk Toilet Stalls Bathroom washbasin Showers Total PAX accomodation outfit weight TONNES: 27.8

38 Full Load Summary Full Load Displacement Summary Weight (MT) LCG VCG TCG L.Mom V.Mom T.Mom Consumables Fuel (98%) Potable Water (98%) Passengers, Crew, and Stores Passengers + Crew Crew Stores (15 crew) Passenger stores (185 pax) Misc. Liquids Grey Water (10%) Black Water (10%) Lube Oil (98%) Used Oil (10%) Sludge (10%) Oily Water (10%) Mission Load Cars, x Trucks (Fully loaded) x Total Deadweight Lightship Weight LCG VCG TCG Estimated FULL LOAD DISPLACEMENT

39 Cost: Shipyard s Perspective Is it affordable?

40 Cost: Cash Flow Analysis

42 Appendix

CONCEPT DESIGN OF AN OFFSHORE PATROL VESSEL FOR THE CANADIAN COAST GUARD

CONCEPT DESIGN OF AN OFFSHORE PATROL VESSEL FOR THE CANADIAN COAST GUARD NAVAL ARCHITECTURE AND MARINE ENGINEERING DEPARTMENT OF MECHANICAL ENGINEERING UNIVERSITY OF BRITISH COLUMBIA NAME 591 COMPUTER-AIDED