Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Konrad Stephan"'
Publikováno v:
EURO Journal on Transportation and Logistics, Vol 11, Iss , Pp 100085- (2022)
To relieve human order pickers from unproductive walking through a warehouse, parts-to-picker systems deliver demanded stock keeping units (SKUs) toward picking workstations. In a wide-spread parts-to-picker setup, a crane-operated automated storage
Externí odkaz:
https://doaj.org/article/5b33a7352dd2436ebcc2847aa00dc206
Publikováno v:
European Journal of Operational Research. 307:1374-1390
Publikováno v:
IISE Transactions. 54:963-975
Publikováno v:
Journal of Scheduling. 25:125-137
Single machine scheduling with sequence-dependent setup times is one of the classical problems of production planning with widespread applications in many industries. Solving this problem under the min-makespan objective is well known to be strongly
Publikováno v:
European Journal of Operational Research. 293:1097-1112
High-occupancy vehicle (HOV) lanes are restricted traffic lanes that are reserved for vehicles with multiple car occupants. Depending on the current number of passengers, a driver must either travel slower on the often-congested general-purpose lane
Publikováno v:
Transportation Science. 55:930-945
There is a vivid debate in cities all over the world on how to distribute the restricted space in urban areas among stakeholders. Urban design movements such as new pedestrianism or Copenhagenization advocate that too much space is attributed to cars
Publikováno v:
Naval Research Logistics (NRL). 67:3-20
Publikováno v:
OR Spectrum. 41:1087-1121
Trolley line picking is a special warehousing system particularly suited to fulfill high-volume demands for heavy stock keeping units (SKUs). In such a system, unit loads of SKUs are positioned along a given path passed by automated trolleys, i.e., c
Autor:
Konrad Stephan, Nils Boysen
Publikováno v:
Journal of Scheduling. 20:507-526
An efficient container transfer in railway yards is an important matter to increase the attraction of rail-bound freight transport. Therefore, the scheduling of gantry cranes transferring containers between freight trains and trucks or among trains r
Autor:
Nils Boysen, Konrad Stephan
Publikováno v:
European Journal of Operational Research. 254:691-704
This paper addresses the scheduling of a single storage/retrieval machine (or crane) in automated storage/retrieval systems (ASRSs). A novel classification scheme is presented for precisely defining different versions of the crane scheduling problem,