Logistics & Supply Chain

Basic

Dwell Time

How long a shipment or container sits idle at a facility.

Formula

D = t_{depart} - t_{arrive}

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Variables

DDwell time

t_{depart}Departure time

t_{arrive}Arrival time

Example

Arrive 08:00, depart 14:00: D = 6 h

Did You Know?

Container dwell time at congested ports can stretch to a week, snarling entire supply chains.

logistics dwell port

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More in Logistics & Supply Chain

Economic Order Quantity

Order size that minimises the combined cost of ordering and holding stock.

Reorder Point

Stock level that triggers a new order, covering demand during the lead time.

Safety Stock

Buffer inventory that absorbs demand variability during lead time.

Inventory Turnover

How many times inventory is sold and replaced in a period.

Days Inventory Outstanding

Average number of days stock sits before being sold.

Little's Law

Average items in a system equals arrival rate times average time in the system.