Search for dissertations about: "aviation logistics"

Showing result 1 - 5 of 11 swedish dissertations containing the words aviation logistics.

2. 1. Spatial analysis and modeling of urban transportation networks

   Author : Jingyi Lin; Yifang Ban; Sten Henning Hansen; KTH; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Complex networks; transportation systems; network growth; Evolving networks; centrality; urban systems; topology; space syntax; spatial networks; distance effects; gravity laws; planarity; street network patterns; US airline system; China’s aviation system; network efficiency; cellular structure; hierarchy; network representations; Geodesy and Geoinformatics; Geodesi och geoinformatik;

   Abstract : Transport systems in general, and urban transportation systems in particular, are the backbone of a country or a city, therefore play an intrinsic role in the socio-economic development. There have been numerous studies on real transportation systems from multiple fileds, including geography, urban planning, and engineering. READ MORE

4. 2. Handling demand-capacity imbalances in aerial vehicle traffic

   Author : Leonid Sedov; Tobias Andersson Granberg; Valentin Polishchuk; Joost Ellerbroek; Linköpings universitet; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY;

   Abstract : It is expected that the number of drones used in both commercial and leisure operations will grow significantly in the coming years, which raises the need for a solid framework for management of this traffic. Unmanned traffic management (UTM) is a system for handling autonomous drone flights over urban areas. READ MORE

5. 3. Impact of Weather on Air Traffic Control

   Author : Anastasia Lemetti; Valentin Polishchuk; Tatiana Polishchuk; Junzi Sun; Linköpings universitet; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY;

   Abstract : Weather has a strong impact on Air Traffic Management (ATM). Inefficient weather avoidance procedures and inaccurate prognosis lead to longer aircraft routes and, as a result, to fuel waste and increased negative environmental impact. READ MORE

6. 4. Optimization of Aircraft Arrival Operations for Improved Environmental Efficiency

   Author : Henrik Hardell; Tatiana Polishchuk; Valentin Polishchuk; Ramon Dalmau-Codina; Linköpings universitet; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY;

   Abstract : The transportation sector, accounting for about one fifth of all greenhouse gas emissions, is facing a significant transformation in order to become more climate-friendly. In terms of air transportation, there are several important steps on the way to making flying sustainable both for the planet itself and for people directly or indirectly being exposed to its effects. READ MORE

7. 5. Efficiency and acceptability of pricing policies and transport investments in distorted economies

   Author : Jonas Westin; Lars-Göran Mattsson; Jonas Eliasson; Joel Franklin; Kurt Van Dender; KTH; []
   Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; road pricing; transport investment; cost-benefit analysis; tax distortions; transport policies; welfare effects; political economy; acceptability; SRA - Transport; SRA - Transport;

   Abstract : This thesis contains five papers studying the economic efficiency and political acceptability of road pricing policies and transport investments in distorted economies. Interactions between the transport market and other distorted markets, such as the labor market, can have a large impact on the welfare effect of a road pricing policy or a transport investment. READ MORE