Hull Design Performance - nlb.org.uk
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Vessel Replacement Project Industry Day Hull Design & Performance Lars Nedergaard Højris, OSK-ShipTech Head of Hull Form & Hydrodynamics
Transcript of Hull Design Performance - nlb.org.uk
Vessel Replacement Project Industry Day Hull Design & Performance
Lars Nedergaard Højris, OSK-ShipTech Head of Hull Form & Hydrodynamics
Design Calculations
Subject to change
Block GA
Subject to change Weight Model
Subject to change Weight Model
Hull Form
Subject to change
Subject to change Hull Form
Subject to change Hull Form
Speed & Power – CFD Resistance Calculations
Speed & Power – Model Test
Subject to change Speed & Power – Calm Water In
put P
ower
-pr
. Pro
pelle
r Uni
t [kW
] 3500.0
3000.0
2500.0
2000.0
1500.0
1000.0
500.0
0.0
Input Power pr. Propeller Unit (2 pcs. Total)
3.4 m CFD
Force Stillwater at 3.4m
2000 kW Unit
6 7 8 9 10 11 12 13 14 15 16
Speed [Knots]
Subject to change Speed & Power – Calm Water In
put P
ower
-pr
. Pro
pelle
r Uni
t [kW
] 3500.0
3000.0
2500.0
2000.0
1500.0
1000.0
500.0
0.0
Input Power pr. Propeller Unit (2 pcs. Total)
6 7 8 9 10 11 12 13 14 15 16
3.4 m CFD
Force Stillwater at 3.4m
2000 kW Unit
Speed [Knots]
Speed & Power – Regular Waves – Model Test
Speed & Power – Waves – Sea State 6 - CFD
Subject to change Speed & Power – Calm Water & Waves In
put P
ower
-pr
. Pro
pelle
r Uni
t [kW
] Input Power pr. Propeller Unit (2 pcs. Total)
6000.0 3.4 m CFD
5000.0 Force Stillwater at 3.4m
4000.0 3.85 m CFD
3000.0 3.40 m NavCAD Sea State 6
2000.0 Delivered Power PD/Prop correlate [kW]
1000.0 2000 kW Unit
0.0
Speed [Knots] 6 7 8 9 10 11 12 13 14 15 16
Subject to change Speed & Power – Calm Water & Waves In
put P
ower
-pr
. Pro
pelle
r Uni
t [kW
] Input Power pr. Propeller Unit (2 pcs. Total)
6000.0 3.4 m CFD
5000.0 Force Stillwater at 3.4m
4000.0 3.85 m CFD
3000.0 3.40 m NavCAD Sea State 6
2000.0 Delivered Power PD/Prop correlate [kW]
1000.0 2000 kW Unit
0.0
Speed [Knots] 6 7 8 9 10 11 12 13 14 15 16
Subject to change Speed & Power – Calm Water & Waves Input Power pr. Propeller Unit (2 pcs. Total)
6000.0 3.4 m CFD
5000.0 Force Stillwater at 3.4m
4000.0 3.85 m CFD
3000.0 3.40 m NavCAD Sea State 6
2000.0
1000.0
Delivered Power PD/Prop correlate [kW]
2000 kW Unit
0.0 6 7 8 9 10 11
Speed [Knots] 12 13 14 15 16
Inpu
t Pow
er -
pr. P
rope
ller U
nit [
kW]
Sea Keeping
Subject to change Station Keeping
ENVIRONMENTAL PARAMETERS: • 40 knots beam wind, all thrusters intact • 30 knots wind, within 30 degrees from
the bow – any one thruster could fail • 6 knots current, within 10 degrees from
bow or stern - any one thruster could fail
Subject to change
Stability
Subject to change
Stability Max DW Departure: Draught = 3.90 m Lightweight = 1900 t Deadweight:
Deck load = 250 t Consumables = 640 t
Subject to change
Stability Sound of Harris Departure: Draught = 3.40 m Lightweight = 1900 t Deadweight:
Deck load = 100 t Consumables = 350 t
Subject to change
Stability Sound of Harris Departure: Draught = 3.40 m Lightweight = 1900 t Deadweight:
Deck load = 100 t Consumables = 350 t
Anti Heeling Tanks
Subject to change
Stability Sound of Harris Departure: Draught = 3.40 m Lightweight = 1900 t Deadweight:
Deck load = 100 t Consumables = 350 t
Roll Damping Tanks
The Tender General Arrangement
Disclaimer Please note that the information made available at the Industry Day will be shared solely for the purposes of market engagement. The Industry Day does not indicate or imply that NLB will proceed with the vessel replacement project in the manner described or at all, and NLB reserves the right to amend its approach at any time prior to the formal launch of a procurement process.
• NLB reserves the right to amend and/or update its approach at any time before the formal launchof a procurement process.
• NLB has no liability for the accuracy, adequacy, or completeness of any information shared today.
• Attendees are in no way guaranteed consideration for future business or work from NLB, whether in relation to this project or any other.
• NLB will not be liable for costs incurred by any party attending this Industry Day.
• NLB reserves the right to keep a record of any queries and to circulate such queries to interestedparties.
