• Title of article

    Solvingarichvehicleroutingandinventoryproblemusing column generation

  • Author/Authors

    Johan Oppen، نويسنده , , ArneLokketangen ، نويسنده , , JacquesDesrosiers ، نويسنده ,

  • Issue Information
    ماهنامه با شماره پیاپی سال 2010
  • Pages
    10
  • From page
    1308
  • To page
    1317
  • Abstract
    The livestockcollectionproblem(LCP)isarichvehicleroutingproblem(VRP)extendedwithinventory constraints.TheLCPisacomplexplanningproblemtakenfromthemeatindustry,andthegoalisto constructasetofvehicleroutestocollectanimalsfromfarmsforslaughterataslaughterhouse.Several constraintsdealingwithanimalwelfareareadded,someoftheseleadtoaloadingproblemwherethe vehicle capacitydependsontheloadingsequence.Inaddition,globalconstraintstohandleproduction and inventoryattheslaughterhouseareneeded.Thispaperpresentsanexactsolutionmethodforthe LCP,basedoncolumngeneration,thatsolvesmuchlargerinstancestooptimalitythanwhathasbeen done before.Thealgorithmpresentedherealsosolvesarichermodelthatisclosertotheunderlying real-worldproblemthanpreviouslypublishedworkonexactmethodsforthisproblemisbasedon.
  • Keywords
    Column generation , VRP with inventory constraints , Rich VRP , Vehicle routing and inventory problem
  • Journal title
    Computers and Operations Research
  • Serial Year
    2010
  • Journal title
    Computers and Operations Research
  • Record number

    927741