Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 28 for “"Transportation Problem"”.
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Variations on the integrated inventory and transportation problem
… has focused on synchronizing inventory and transportation decisions. This research develops models that integrate inventory and transportation decisions systems in order to optimize decision variables that have traditionally been optimized sequentially. The results offer a framework for …
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A systems analysis of an urban transportation problem.
Massachusetts Institute of Technology. Dept. of Civil Engineering. Thesis. 1969. M.S.
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Tactical Network Flow and Discrete Optimization Models and Algorithms for the Empty Railcar Transportation Problem
… equipment type, and to solve the distribution problem of repositioning empty multilevel autoracks of each type from points at which they are unloaded to automobile assembly facilities where they need to be reloaded. Each such problem is referred to in the railroad industry as a repositioning …
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Sustainability analysis in integrated inventory control and transportation systems
… chains, such as inventory holding, freight transportation, and warehousing activities, this dissertation models and analyzes four integrated inventory control and transportation problems that account for economic and environmental aspects of a supply chain agents related decisions.</p> …
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A Study on Integrated Transportation and Facility Location Problem
… this thesis is the development and solution of problems that simultaneously involve the planning of the location of facilities and transportation decisions from such facilities to consumers. This has been termed integrated distribution planning problems with practical application in logistics …
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Logística de distribuição de combustível
… the whole of Brasil. The approach is that of a transportation problem. Some exeptional cases whose studied using integer programming. Another feature of this paper is that it presents at an accessible level the application of the mathematical theory to a concrete industrial problem. We call …
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Land use and transportation planning: The Greater Vancouver Regional District North East Sector: 1951- 1990
One of the most pressing problems faced by large urban areas is traffic congestion. Traffic congestion, or the urban transportation problem is not a new phenomenon, having existed since the process of urbanization began. Low density urbanization or suburbanization, facilitated by the availability …
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LP-based subgradient algorithm for joint pricing and inventory control problems
… joint multi-period pricing and inventory control problem for a make-to-stock manufacturing system. Multiple products are produced under shared production capacity over a finite time horizon. The demand for each product is a function of the prices and no back orders are allowed. Inventory and …
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The hazardous materials vehicle routing problem
… and customer demand in our modern society. The transportation of these materials is always associated with safety, security and environmental concerns due to the dangerous nature of the cargo. To improve the safety of the transportation process hazmat transportation problems have become a …
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Optimization-based Logistics Planning and Performance Measurement for Hospital Evacuation and Emergency Management
… generated. We first formulate the evacuation transportation problem of a hospital as an integer programming model that minimizes the total evacuation risk consisting of the threat risk necessitating evacuation and the transportation risk experienced en route. Patients, categorized based on …
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An analysis of residential trip generation in Cape Town
… of the factors contributing to the growth of a 'transportation problem' in Cape Town are outlined, and the main trends are illustrated. A brief introduction to the Urban Transportation Planning Process is presented, and the importance of the trip generation sub-model within the conventional …
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A dynamic economic evaluation methodology for transportation systems planning
… of this study is to set a methodology for transportation systems evaluation using an approach different than the traditional. The first part consist on a description of the transportation problem, the different concerns over the years and how transportation planning faced it. The second …
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Parametric approaches to fractional programs: Analytical and empirical study
<p>Fractional programming is used to model problems where the objective function is a ratio of functions. A parametric modeling approach provides effective technique for obtaining optimal solutions of these fractional programming problems. Although many heuristic algorithms have been proposed and …
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Passivity-Based adaptive bilateral teleoperation control for uncertain manipulators without jerk measurements
… work, we consider the bilateral teleoperation problem of cooperative robotic systems in a Single-Master Multi-Slave (SM/MS) configuration, which is able to perform load transportation tasks in the presence of parametric uncertainty in the robot kinematic and dynamic models. The teleoperation …
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A GIS-based decision support for travel demand analysis
Transportation related problems have become one of the most pressing and visible concerns of urban life. Growing traffic congestion increases the pressure on the transportation system and results in deterioration of both the mobility and quality of transportation service provided. Although the …
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SIMNET, a primal Simplex code for networks
<p>The capacitated transshipment problem was originally developed as an extension of the transportation or distribution problem. The transportation problem is a flow network model in which every node is either an origin or a destination. Typically, the origins are production plants and the …
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Supply chain network optimization : low volume industrial chemical product
… competitive and low margin industry. Chemical transportation faces stringent safety regulations meaning that Cost-To-Serve (C2S), costs associated with products net flow from manufacturers to customers, consists of a big percentage of the delivered product cost. Supply chain practitioners in …
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Balancing China's Seasonal Intercity Travel Demand: Alternatives for Freight Rail Expansion to Reduce Seasonal Passenger Rail Demand
… New Year) has exceeded 200 million trips (China Transportation and Communication Yearbook). The demand surges have overwhelmedintercity transportation systems, particularly passenger rail. This transportation problem has emerged due to spatial economic imbalance: workers have had to travel …
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An optimal withdrawal policy for spent nuclear fuel from on-site storage
… specific strategies. The spent-fuel-withdrawal problem involves the interaction of spent-fuel generation, time and capacity-dependent reprocessing demand, and expected spent-fuel value. Spent-fuel characteristics based upon burnup history and initial composition, are considered along with …
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