Search for dissertations about: "RWIS"

Found 4 swedish dissertations containing the word RWIS.

  1. 1. Efficient Winter Road Maintenance : A Study of Technical and Contractual Issues

    University dissertation from Stockholm : KTH Royal Institute of Technology

    Author : Adel Abdi; KTH.; [2014]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; climate; road climate and weather; road surface roughness; road friction; winter tyre; winter maintenance tools; RWIS; weather station; winter maintenance; contract type; road maintenance contract; winter maintenance contract; partnering; strategic alliance; public procurement; tender; incentives; bundling services; payment mechanism; remuneration models; Civil and Architectural Engineering; Byggvetenskap;

    Abstract : Since ancient times, roads have tied people and cultures together. Roads have been createdwith the aim of facilitating trade and cultural exchange among different regions in the world. READ MORE

  2. 2. Energy Efficiency in Winter Road Maintenance - A Road Climatological Perspective

    University dissertation from Stockholm : KTH Royal Institute of Technology

    Author : Lina Nordin; Göteborgs universitet.; Gothenburg University.; [2015]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Road climate; RWIS; frost; snow; fuel consumption; heavy-duty vehicles; route optimisation programme; energy efficiency; winter road maintenance;

    Abstract : Practices in winter road maintenance are dependent on the climate and weather impacting roads and the road users’ requirements. As in many other fields of transportation, it is of interest to investigate fuel efficiency potentials in the different aspects of the road maintenance area. READ MORE

  3. 3. Intelligent networked sensors for increased traffic safety

    University dissertation from Östersund : Mid Sweden University

    Author : Patrik Jonsson; Mittuniversitetet.; [2011]
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Road weather information systems RWiS ; Remote sensing; InfraRed; Computer models;

    Abstract : Our society needs to continuously perform transports of people and goods toensure that business is kept going. Every disturbance in the transportation ofpeople or goods affects the commerce and may result in economical losses forcompanies and society. READ MORE

  4. 4. Winter Road Conditions and Traffic Accidents in Sweden and UK - Present and Future Climate Scenarios

    University dissertation from Östersund : Mid Sweden University

    Author : Anna K Andersson; Göteborgs universitet.; Gothenburg University.; [2010]
    Keywords : NATURVETENSKAP; NATURAL SCIENCES; Winter road condition; Slipperiness; Traffic accident; Winter road maintenance; Climate change;

    Abstract : This thesis investigates the distribution of slippery roads in Sweden and the UK for the present climate and how this may be affected by climate change for the rest of the century. It also addresses future scenarios for traffic accidents and winter road maintenance. READ MORE