METHOD FOR PREVENTING A DEADLOCK SITUATION IN A SYSTEM FOR TRANSPORTING PRODUCTS

The present invention provides a method and system for preventing a deadlock situation in a system for transporting products. The system comprises a number of vehicles, and a central control server designed to control the vehicles, wherein the central control server comprises a digital representatio...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: Fransen, Karlijn Johanna Catharina, Reniers, Michel Adriaan
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:The present invention provides a method and system for preventing a deadlock situation in a system for transporting products. The system comprises a number of vehicles, and a central control server designed to control the vehicles, wherein the central control server comprises a digital representation of the movement area, which representation comprises a plurality of contiguous tiles. The method comprises the method steps of:-receiving an order to move a vehicle, -in response to the order, associating a vehicle with a movement path, -receiving a request from an active vehicle and/or generating for the purpose of an active vehicle a request to carry out a subsequent step of reserving at least one subsequent tile on the latter's movement path; -determining that no deadlock situation in the system arises as a result of the active vehicle carrying out the subsequent step. The determining step takes place on the basis of various parameters. The method further comprises:-at least on condition that the control server has determined that there is no deadlock situation in the system, the control server reserving the at least one subsequent tile for the active vehicle, -at least on condition that the active vehicle has received confirmation of acceptance, moving the active vehicle along its movement path so that the subsequent at least one tile is occupied, -the central control server lifting the reservation once a vehicle has completely left a tile reserved for that vehicle.