
π Logistics & Supply Chain Β· Data Flow
How a delivery company plans daily routes: orders, vehicle capacity, time windows and live traffic feed a route optimiser that assigns stops to drivers.
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Data flow for route optimisation: overnight orders are geocoded, combined with vehicle capacities, driver shifts, depot locations and customer time windows; the route optimiser (vehicle routing solver) uses a road distance matrix and traffic forecasts to produce routes, which are published to the driver app. During the day, live GPS, traffic and new orders trigger re-optimisation, and actual delivery times feed back to improve travel time estimates.
flowchart LR ORD[Orders] -->|Addresses| GEO[Geocoding] GEO --> OPT[Route Optimiser - VRP solver] VEH[(Vehicles and capacity)] --> OPT DRV[(Driver shifts)] --> OPT TW[(Customer time windows)] --> OPT MAP[(Road distance matrix, traffic)] --> OPT OPT -->|Routes and stop order| APP[Driver App] APP -->|Live GPS, delivered times| LIVE[Live Tracking] LIVE -->|Delays, new orders| OPT LIVE -->|Actual travel times| MAP
From an order leaving the hub to the parcel at the customer's door: rider assignment, live tracking, OTP handover and proof of delivery.
A logistics platform that tracks shipments across carriers: booking, scan events from hubs, carrier integrations and customer notifications.
How a warehouse receives goods: appointment, unloading, checking against the ASN, quality check, putaway and stock update.
The states of a freight shipment booking, from quote and booking through pickup, transit, customs and delivery.
Where cold chain monitoring runs for vaccines or fresh food: temperature loggers in reefers and cold rooms, gateways, and a cloud alerting platform.
Tables for a logistics system: customers, shipments, packages, consignment legs, hubs, vehicles and tracking events.