Sustainable Ships
Project BOEI
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Sustainable Ships
Project BOEI
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CAPEX
all three scopes, one off
Payback
years, the ship scope
CO2 reduction
of the vessel’s own emissions
Project
Ship Equipment
CAPEX / OPEX
Business Case
Scenarios
▲
▼
Scenario
i
Field layout
Cabling
Scope 1 → Infra
▲
▼
Shore side voltage
[V]
i
Shore side frequency
[Hz]
i
Ship side voltage
[V]
i
Ship side frequency
[Hz]
i
Transformer required
i
HV feed required
50/60 Hz converter required
Switchboard
[€/kW]
Power equipment
[€/kW]
Subsea cable
[€/m]
Rated power
[kW]
Number of e-anchors
Assembly to e-anchors
[m]
Infra kWh cost
[€/kWh]
Scope 2 → E-Anchor
▲
▼
Type
Rated power
[kW]
Number of e-anchors
Transformer required
Converter required
E-anchor unit cost
[€]
CMS unit cost
[€]
Mooring cost
[€]
Offshore cost multiplier
[×]
Scope 3 → Ship
▲
▼
Reference ship
Ship category
i
Ship name
Installed power
[kW]
i
Auxiliary power
[kW]
i
Fuel type
Fuel price
[€/liter]
i
Idle / moored
[days]
Sailing
[days]
Working
[days]
Vessel Properties
▲
▼
Representative Power Demand
i
Power [kW]
Operational per Year
i
Idle / Moored
[days]
Sailing
[days]
Power and operational profile
▲
▼
OPEX and fuel parameters
▲
▼
Fuel type
Fuel price
[€/liter]
i
EU ETS per mT
[€]
i
Engine hour costs
[€]
i
Shore power equipment
▲
▼
Drive train
Rated power
[kW]
Shore power availability
[days]
Switchboard mods required
Transformer required
Converter required
Technical overview
Sockets and plugs
Technical drawings
▲
▼
General arrangement
Single line diagram
Include e-anchor with infra
Scope 1 → CAPEX Infra
▲
▼
Include design and engineering
Include installation and class
Complexity
Scope 2 → CAPEX E-Anchor
▲
▼
Include design and engineering
Include installation and class
Complexity
Scope 3 → CAPEX Ship
▲
▼
Include design and engineering
Include installation and class
Complexity
Cable distance
[m]
OPEX all scopes
▲
▼
Ship kWh price
[€/kWh]
Infra kWh cost
[€/kWh]
Shore power availability
[days]
Scope
Infra
E-Anchor
Ship
Infra
Ship
Business case provider
▲
▼
Financing method
i
E-anchor unit sold
[€]
Lease period
[years]
Renewable fuel units
[€/kWh]
Subsidy infra
[€]
Subsidy e-anchor
[€]
Business case shipowner
▲
▼
Financing method
i
MDO
[€/liter]
EU ETS
[€/mT]
Subsidy ship
[€]
Lease period
[years]
Subsidies
▲
▼
Emissions
▲
▼
Emission factors