Table 4 Details of operational expenditures.

From: Techno-economic analysis of natural gas distribution using a small-scale liquefied natural gas carrier

Item

Cost (USD)

References

Ship’s crew

426,000.00

Estimated based on Marine Labor Convention51

Fresh water

1560.00

Estimated based on fresh water cost on local port data 5 USD/ton52

Port local agent expenses

480,000.00

Assumption based on local port data53

Ship repair costs

4000.00

Assumption based on literature study54

Ship docking cost

188,000.00

Assumption based on literature study54

Survey and maintenance costs

40,000.00

Assumption based on literature study54

Overhead cost

40,000.00

Assumption based on literature study54

Fuel and lubricating oil

Based on the route optimization

Calculated based on fuel cost 26 USD/km ≈ 48.2 USD/NM55