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Travel demand models

Travel demand models. Anders Karlström Dept of Transport Science Division of Transport and Location Analysis (TLA). Where are we ?. Remember , there are four exam categories Demand modelling with Logit Assignment LUTI Models and appraisal. Content Demand. Demand ( contd )

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Travel demand models

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  1. Travel demandmodels Anders Karlström Dept of Transport Science Division of Transport and LocationAnalysis (TLA)

  2. Wherearewe? Remember, therearefourexamcategories • Demandmodelling with Logit • Assignment • LUTI • Models and appraisal

  3. ContentDemand • Demand (contd) Logitmodel (repetition) Nestedlogitmodel Trip generation, Trip distribution and modal split Locational choice modelling(Nov 27) (carownership)

  4. Assignment 2. Assignment Dec 4

  5. Content 3. LUTI

  6. ContentModelling and Appraisal 4. Modelling and Appraisal OthermodelsthanLogit Car ownershipmodelling Schedulingmodels(Mon Dec 9) Appraisal: What is it? Whatis it, really? Critique and defense(more on Dec 16)

  7. On appraisal vWch 14 (contd) Consumersurplus Valuationoftime, what is it? Relation to GDP? Trip purposes, non-linearities? RP vs SP SCBA vs MCA

  8. Travel demandmodels • So-calledfour step models • Trip generation • Trip distribution • Modal split • Assignment • Land-use?

  9. Definition and notation • Tripmatrix • Generalizedcost of travel • Value of time

  10. Definition and notations Transit terminology • In-vehicle time • Access and egress time • Waiting time

  11. Singly and doublyconstrainedmodels (OW 5.3-5.4)

  12. Examplenestedlogit

  13. Nestedlogit, remember theRed bus - Blue bus ?

  14. 3 destinations

  15. The nestedlogitmodel Known as the hierarchicallogit (HL) in the book OW

  16. Variables

  17. Standard model

  18. Work tour model

  19. Trippurposes

  20. Non work tours

  21. Extensions

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