SUMO (Simulation of Urban Mobility) er en open source-trafiksimulator. Formatet .net.xml beskriver vejnet med vejbaner, vejkryds og forbindelser. Anvendes til trafikmodellering, signaloptimering og transportplanlægning.
OpenStreetMap data as of 5 October 2026 · 22 days ago
Vigtigste funktioner

Om formatet SUMO
SUMO is an open traffic simulator that models every car separately. People use it to see what happens to a district if a street is closed, a lane is added or the traffic light phases are changed. The road network is described by an XML file: street edges, junction nodes, lanes and the connections between them.
Usually the network is obtained from OpenStreetMap with a separate utility, and that means fiddling with settings and cleaning the data. Our export hands you a ready network for the chosen area right away — convenient for a study assignment, a quick test of a hypothesis or a demonstration.
What is in the archive: the road network file and a configuration that is enough to launch a simulation. The streets are taken from OSM together with the road type, the number of lanes (up to eight) and the permitted speed by class; the coordinates are converted from latitude and longitude into local meters.
What the network does not have: traffic light programs and travel demand. Traffic light logic is set in SUMO separately, and vehicle routes are generated with the standard utilities — without them the simulation will start, but nobody will drive down the streets.
Hvilket program åbner SUMO-filer
Følgende programmer og applikationer kan åbne, redigere og arbejde med SUMO Network-filer (.zip), der er eksporteret fra OSM2CDR:
Format specifications
- Open standard
- 2D only
- Lossless (no quality loss)
- Stores feature attributes
- Output: 2 files in archive
- Eclipse SUMO traffic-simulation network XML (ZIP with network.net.xml + simulation.sumocfg). Ready to open in SUMO-GUI.
Hvem bruger SUMO-kort
Sådan eksporterer du SUMO
Sådan åbner du filen efter eksporten
- Eclipse SUMO (free) — unpack the archive and open the configuration in sumo-gui: the network will be drawn, and from there the simulation starts with a button.
- netedit — the network editor from the SUMO package: fix junction geometry, add a lane, assign a traffic light.
- Travel demand — generate routes with the randomTrips or duarouter utilities and connect the route file in the configuration, otherwise the streets will stay empty.
- TraCI (Python) — control the simulation from a script: collect statistics, change phases on the fly, embed SUMO into your own experiment.
- netconvert — if junction geometry looks odd, the network can be rebuilt and checked with this utility from the SUMO package.
Populære kort i SUMO
Få korteksport i SUMO Network
Download professionelle SUMO-kort fra OpenStreetMap. Øjeblikkelig generering, ethvert område.
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