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Greenland Logistics Model and Initial Results

Greenland Logistics Model and Initial Results. Illustrative Graphs. Time In Day. LC-130 goes from Scotia on day 8 arrive Kanger on day 9. Inventory left from previous day. Vessel goes from VA Beach on day 2 arrive Kanger on day 32. Time window for commodity A at origin. Com A.

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Greenland Logistics Model and Initial Results

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  1. Greenland Logistics Model and Initial Results Illustrative Graphs

  2. Time In Day LC-130 goes from Scotia on day 8 arrive Kanger on day 9 Inventory left from previous day Vessel goes from VA Beach on day 2 arrive Kanger on day 32 Time window for commodity A at origin Com A A Network Flow Based Model Locations in US 1 2 3 4 5 6 7 8 31 32 … … 1 2 3 4 5 6 7 8 31 32 … … Kanger 1 2 3 4 5 6 7 8 31 32 … … Summit … Time window for commodity A at destination Locations Aggregate by week Com A

  3. The Model • A two dimensional graph with time being x-coordinate and location being y-coordinate. • Each arc has a unique mode, which represents the type of vehicle operated on the arc. • Everything to be transported is regarded as a commodity. A commodity has its own time window requirement, which is handled by the dummy nodes.

  4. Vehicles Used in Year 08 • PRIMARY NODES • Kangerlussuaq • Summit Station • Thule Air Base • Remote Sites… Field Number of flights to Thule: 6 Number of vessels to Thule: 2 Number of flights from Kanger to Summit: 22 Field Number of vessels to Kanger: 2 Number of flights to Kanger: 23

  5. Minimize Vehicle Number & Use 4 Vessels January to March Flights to other locations: None Field Number of flights to Thule: 1 Number of flights from Thule to Summit: 1 Number of flights from Kanger to Summit: 2 Field Number of flights to Kanger: 5

  6. Minimize Vehicle Number & Use 4 Vessels April to June Flights to other locations: Kanger to Ilulissat 3 Thule to Ilulissat 3 Thule to Swiss Camp 1 Field Number of flights to Thule: 7 Number of flights from Thule to Summit: 1 Number of flights from Kanger to Summit: 7 Field Number of flights to Kanger: 7

  7. Minimize Vehicle Number & Use 4 Vessels July to September Flights to other locations: Kanger to Ilulissat 1 Field Number of flights to Thule: 1 Number of flights from Thule to Summit: 3 Number of flights from Kanger to Summit: 3 Field Number of vessels to Kanger: 4 Number of flights to Kanger: 4

  8. Minimize Vehicle Number & Use 4 Vessels October to December No shipments Currently not considering traverse Field Field

  9. Minimize Vehicle Number & Use 4 Vessels Year 08 Total Flights to other locations: Kanger to Ilulissat4 Thule to Ilulissat3 Thule to Swiss Camp 1 Field Number of flights to Thule: 9 Number of flights from Thule to Summit: 5 Number of flights from Kanger to Summit: 12 Field Number of vessels to Kanger: 4 Number of flights to Kanger: 16

  10. Minimize Vehicle Number Only January to March Flights to other locations: None Field Number of flights from Kanger to Summit: 1 Field Number of flights to Kanger: 1

  11. Minimize Vehicle Number Only April to June Flights to other locations: Kanger to Ilulissat 2 Thule to Ilulissat 2 Kanger to Swiss Camp 1 Field Number of flights to Thule: 6 Number of flights from Thule to Summit: 3 Number of flights from Kanger to Summit: 2 Field Number of flights to Kanger: 10

  12. Minimize Vehicle Number Only July to September Flights to other locations: Thule to Ilulissat 1 Field Number of flights to Thule: 2 Number of flights from Thule to Summit: 4 Number of flights from Kanger to Summit: 3 Field Number of flights to Kanger: 8

  13. Minimize Vehicle Number Only October to December No shipments Field Field

  14. Minimize Vehicle Number Only Year 08 Total Flights to other locations: Kanger to Ilulissat 2 Thule to Ilulissat3 Kangerto Swiss Camp 1 Field Number of flights to Thule: 8 Number of flights from Thule to Summit: 7 Number of flights from Kanger to Summit: 6 Field Number of flights to Kanger: 19 (LC-5)

  15. Minimize Cost & Use 4 Vessels January to March Flights to other locations: None Field Number of flights to Thule: 2 Number of flights from Thule to Summit: 2 Number of flights from Kanger to Summit: 3 Field Number of flights to Kanger: 2

  16. Minimize Cost & Use 4 Vessels April to June Flights to other locations: Kanger to Ilulissat 2 Thule to Swiss Camp 1 Field Number of flights to Thule: 8 Number of flights from Thule to Summit: 1 Number of flights from Kanger to Summit: 6 Field Number of flights to Kanger: 9

  17. Minimize Cost & Use 4 Vessels July to September Flights to other locations: Kanger to Ilulissat 1 Field Number of flights from Thule to Summit: 4 Number of flights from Kanger to Summit: 7 Field Number of vessels to Kanger: 4 Number of flights to Kanger: 5

  18. Minimize Cost & Use 4 Vessels October to December No shipments Field Field

  19. Minimize Cost & Use 4 Vessels Year 08 Total Flights to other locations: Kanger to Ilulissat 3 Thule to Swiss Camp 1 Field Number of flights to Thule: 10 Number of flights from Thule to Summit: 3 Number of flights from Kanger to Summit: 16 Field Number of vessels to Kanger: 4 Number of flights to Kanger: 16

  20. Result Summary for Year08

  21. Current Vehicle Setting

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