نتایج جستجو برای: transportation system
تعداد نتایج: 2270320 فیلتر نتایج به سال:
Vehicle miles travel per lane mile Transportation service index Personal spending on transportation Activity System Income (GNI/capita) Education Life Expectancy Environmental System Greenhouse gases (CO2) Air Pollutants (CO, NO2,SO2, PM10, VOC) Water Pollutants (BOD) Energy Consumption Estimation of Performance Indices for the Planning of Sustainable Transportation Systems ...
در مقوله ایجاد سیستم حمل و نقل عمومی موضوع مطالعه، تصمیم گیری و انتخاب صحیح و بهینه نوع سیستم نقش کلیدی و بنیادی در کارکردهای اصولی و شایسته سیستم ایفاء می کند، بنحوی که بعضا عدم انتخاب صحیح و یا مناسب مشکلات مضاعفی را بر ترافیک شهری و امور ترددی مردم تحمیل می نماید. امروزه روش تحلیل سلسله مراتبی (ahp) بعنوان یک روش مفید و موثر تصمیم گیری در زمینه مهندسی ارزش و انتخاب بهینه و همه جانبه نگر شن...
in this study, a cross-docking system is designed at strategic and tactical levels. for making the strategic decisions, a multi-objective nonlinear location allocation model for cross-docks is presented based on a distri-bution location allocation model by andreas klose and andreas drexl. the model is further developed to in-clude the whole supply chain members and the objective functions are w...
Traffic congestion problem is one of the major problems that face many transportation decision makers for urban areas. The problem has many impacts on social, economical and development aspects of urban areas. Hence the solution to this problem is not straight forward. It requires a lot of effort, expertise, time and cost that sometime are not available. Most of the existing transportation plan...
Intelligent transportation clouds could provide Services such as autonomy, mobility, decision support and the standard development Environment for traffic management strategies, and so on. With mobile agent technology, an urban-traffic management system based on Agent-Based Distributed and Adaptive Platforms for Transportation Systems (Adapts) is both feasible and effective. However, the large-...
Measuring transportation performance has become at once more urgent and complicated. Pressures of ITS deployment and accountability contribute to the urgency. Demands for comprehensive measures create complexity. This note proposes a simple performance system, named TransAcct. Its virtues are: attention to the most important measures, use of readily available sensor measurements and processing ...
Photo courtesy of the California Department of Transportation On her way to pick up her daughter from King Magnet Elementary at Downtown Little Rock, Amy notices the dark clouds of a thunderstorm rapidly approaching. Meanwhile computers at a private meteorological service is using data from the National Weather Services and the Arkansas Department of Transportation to produce a highly specific ...
The paper presents selected aspects of the transport services market, particularly issues related to the transportation system modelling. A method for scheduling of regional transport services through formulation of an optimisation problem is discussed.
Both U.S. and European Air Transportation Systems face substantial challenges in transforming to meet future demand. This paper uses a feedback model to identify and describe key issues in the dynamics of system transition, with particular emphasis on stakeholder cost-benefit dynamics and processes for reviewing and implementing new system capabilities. Understanding of these dynamics is furthe...
This paper recommends an approach on how to assess the Air Transportation System (ATS) that draws on the results in [1], and considers the 3 pillars of sustainability: economy, ecology and society. A framework has been developed to conduct sustainability studies of ATS and its sub elements separately. The framework shows the combination of Life Cycle Assessment (LCA), Life Cycle Cost Assessment...
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