Search for dissertations about: "transportation safety"

Showing result 1 - 5 of 99 swedish dissertations containing the words transportation safety.

  1. 1. Towards sustainable urban transportation : Test, demonstration and development of fuel cell and hybrid-electric buses

    Author : Anders Folkesson; Per Alvfors; Peter Treffinger; KTH; []
    Keywords : ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; acceptance; analysis; auxiliary system; bus; Clean Urban Transport for Europe; concept; CUTE; demonstration; driver; drive cycle; duty cycle; energy flow; evaluation; fuel cell; heavy duty vehicle; hybrid management; hybrid vehicle; hydrogen; passenger; PEM; safety; Sankey diagram; series hybrid; sustainable; test; urban transport; vehicle simulation; acceptans; analys; hjälpaggregat; buss; Clean Urban Transport for Europe; koncept; CUTE; demonstration; körcykel; förare; energiflöde; utvärdering; bränslecell; tunga fordon; hybridsystemkontroll; hybridfordon; vätgas; passagerare; PEM; säkerhet; Sankey-diagram; seriehybrid; uthållig; hållbar; test; stadstransport; fordonssimulering; Vehicle engineering; Farkostteknik; Chemical engineering; Kemiteknik;

    Abstract : Several aspects make today’s transport system non-sustainable: • Production, transport and combustion of fossil fuels lead to global and local environmental problems. • Oil dependency in the transport sector may lead to economical and political instability. READ MORE

  2. 2. Effects of hearing loss on traffic safety and mobility

    Author : Birgitta Thorslund; Björn Lyxell; Björn Peters; Björn Lidestam; Håkan Alm; Statens väg- och transportforskningsinstitut; []
    Keywords : SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICIN OCH HÄLSOVETENSKAP; SAMHÄLLSVETENSKAP; MEDICAL AND HEALTH SCIENCES; SOCIAL SCIENCES; Hearing; Driver; Driving veh ; Behaviour; Cognition; Mental load; Eye movement; Tactile; Warning; Signal; Driver assistance system; Navigation route ; Simulator driving ; Test; Safety; 841 Road: Road user behaviour; 841 Road: Road user behaviour; Hearing loss; traffic safety; cognitive workload; tactile support; Hörselnedsättning; trafiksäkerhet; kognitiv belastning; taktilt stöd;

    Abstract : The aim of this PhD thesis was to investigate traffic safety and mobility for individuals with hearing loss (HL). Three studies were conducted: 1. a questionnaire survey aimed to evaluate differences in choice of transportation that might be related to HL, 2. READ MORE

  3. 3. Risks Related to the Use of Software Tools when Developing Cyber-Physical Systems : A Critical Perspective on the Future of Developing Complex, Safety-Critical Systems

    Author : Fredrik Asplund; Martin Törngren; Jad El-Khoury; John McDermid; KTH; []
    Keywords : ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Automation; Certification; Process Risks; Safety; Safety-Critical; Standards; Support Environments; Tool Integration; Machine Design; Maskinkonstruktion;

    Abstract : The increasing complexity and size of modern Cyber-Physical Systems (CPS) has led to a sharp decline in productivity among CPS designers. Requirements on safety aggravate this problem further, both by being difficult to ensure and due to their high importance to the public. READ MORE

  4. 4. Crime Clusters and Safety in Underground Stations

    Author : Adriaan Cornelis Uittenbogaard; Vania Ceccato; Kate Bowers; KTH; []
    Keywords : ENGINEERING AND TECHNOLOGY; TEKNIK OCH TEKNOLOGIER; Safety; urban crime; crime distribution; spatial-temproal patterns; underground stations; public transport; environmental attributes; crime prevention; Fastigheter och byggande; Real Estate and Construction Management;

    Abstract : The objective of the thesis is to explore ways to assess safety in an urban context and intransport nodes. The thesis is composed of articles which aim at assessing whether safety levels vary within a city, at a public transportation network, particularly at stations, and finally making suggestions to increase safety in these environments. READ MORE

  5. 5. Usability in Transportation : Improving the analysis of cognitive work tasks

    Author : Mikael Erlandsson; Anders Jansson; Uppsala universitet; []
    Keywords : NATURAL SCIENCES; NATURVETENSKAP; NATURVETENSKAP; NATURAL SCIENCES; Datavetenskap med inriktning mot människa-datorinteraktion; Computer Science with specialization in Human-Computer Interaction;

    Abstract : In most vehicle domains within the transportation sector, traffic is increasing and vehicles are becoming more technologically advanced. In addition to this, drivers are faced with conflicting goals, such as punctuality, maintaining safety, minimizing fuel consumption, ensuring passenger comfort, etc. READ MORE