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Neue Tabusuche-Heuristiken für die logistische Tourenplanung bei restringierendem Anhängereinsatz, mehreren Depots und Planungsperioden

Scheuerer, Stephan - 2004

Primäres Ziel dieser Arbeit war die Entwicklung neuer heuristischer Lösungsverfahren für die logistische Tourenplanung … bei restringierendem Anhängereinsatz (engl. Truck and Trailer Routing Problem). Kennzeichnend für dieses kombinatorische … Tourenplanung zugleich die Frage nach den optimalen Anhängerstellplätzen, nach der Anzahl an An- und Abkoppelvorgängen sowie nach …

Persistent link: https://www.econbiz.de/10009450177

On Some Generalized Routing Problems

Drexl, Michael - 2007

routing problem with trailers and transshipments, VRPTT)(iii) das Tourenplanungsproblem mit Anhängern (truck …-and-trailer routing problem, TTRP)Die Arbeit beschreibt die zahlreichen Anwendungen dieser Probleme in der ökonomischen Realität … (GDRPP)(ii) the vehicle routing problem with trailers and transshipments (VRPTT)(iii) the truck-and-trailer routing problem …

Persistent link: https://www.econbiz.de/10009467391

Essays in Retail Operations and Humanitarian Logistics

Panchamgam, Kiran Venkata - 2011

routing for relief operations using one vehicle without capacity restrictions. Contrary to the existing vehicle routing models …, the key property of our routing models is that the nodes have priorities along with humanitarian needs. We formulate this … model with d-Relaxed Priority rule that captures distance and response time. We formulate routing models with strict and …

Persistent link: https://www.econbiz.de/10009450675

Nonlinear dynamics in the Beer Distribution Game -- A high-throughput computing analysis

Patterson, Nathan J - 2009

Since the early 1960s, the Beer Distribution Game (BDG) has been used to characterize the various instabilities that arise in multi-stage supply chains. Although an appreciable body of research exists for the BDG and its inherent nonlinear instabilities, there are three apparent technical voids...

Persistent link: https://www.econbiz.de/10009430292

Coordination in maintenance outsourcing

Tarakci, Hakan - 2004

In the first part of this thesis, we consider a manufacturer who has a process with an increasing failure rate over time. In order to improve the performance of the process, the following two types of maintenance activities are outsourced to an external contractor: (a) Preventive maintenance...

Persistent link: https://www.econbiz.de/10009430296

New product portfolio management under uncertainty

Zapata, Juan Camilo - 2008

In most organizations the decision making processes associated with the development of new products are broken down into three hierarchical levels: strategic, tactical and operational; that use data and decision support tools individually tailored. In each level, only the part of the process...

Persistent link: https://www.econbiz.de/10009430349

A cost reduction framework for product quality improvement in warranty management

Ren, Kun - 2006

In recent decades, warranties have become more important in deciding the overall product quality. In this thesis, we use warranty as the planning tool to improve product quality during the customer phase. We develop an analytical framework that consists of systematic planning methods to reduce...

Persistent link: https://www.econbiz.de/10009430367

On the cost structure, efficiency and productivity of mass transit systems

Karlaftis, Matthew Georgios - 1996

The purpose of the present study was to investigate the cost and production structure of mass transit systems using both panel and time series data. Accepting cost minimization (subject to a set of constraints that reflect demand, regulatory, and urban setting conditions) as the economic...

Persistent link: https://www.econbiz.de/10009430377

Optimal/near-optimal static and dynamic distribution policies for an integrated logistics system

Kumar, Ashok - 1990

This dissertation develops optimal/near-optimal allocation and replenishment policies for a multi-level, periodic-review, fixed-route logistics system which is comprised of a Logistics Center and several non-identical retailers located along a fixed route. The Logistics Center coordinates the...

Persistent link: https://www.econbiz.de/10009430398

Evaluating trade-offs for profitable design of network infrastructure using multi-criteria optimization

Shukla, Aviral - 2010

Infrastructure design is a critical first step towards the long term success of any business. A well-planned supply chain design for example, is important for efficient flow of goods and information between the producers and the consumers. Similarly a well laid out electricity transmission grid...

Persistent link: https://www.econbiz.de/10009430404