Search for dissertations about: "Bo-Göran Hellers"

Found 4 swedish dissertations containing the words Bo-Göran Hellers.

  2. 1. Columns and walls with little or no tensile strength : axial and transverse loading : the effect of end fixity and interaction with supporting structures

    Author : Bo Göran Hellers; Chalmers tekniska högskola; []
    Keywords : NATURVETENSKAP; NATURAL SCIENCES;

    Abstract : .... READ MORE

  4. 2. Prestressed hybrids of AAC and HPC : The BCE (Block Composed Element) building system. A conceptual study

    Author : Hamid Bagheri; Bo Göran Hellers; Jonas Holmgren; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Architecture and architectural conservation and restoration; Arkitektur och bebyggelsevård;

    Abstract : There is an important potential for a development of a building system, if the present AACblock plants are completed with high performance concrete and pre-stressing technique. This can be done as a continuation of a present AAC production or in a site factory. Hybrid cooperation between AAC and concrete is not a new technology. READ MORE

  5. 3. History of reinforced concrete to 1950 : the developemnt of the composite in properties, computation models and safety

    Author : Samuel A. Berg; Bo Göran Hellers; Mogens Peter Nielsen; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Architecture; Arkitektur;

    Abstract : .... READ MORE

  6. 4. Promotion of sustainable renovation in the built environment : An early stage techno-economic approach

    Author : Navid Gohardani; Folke Björk; Bo-Göran Hellers; KTH; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Refurbishment; retrofitting; renovation; energy consumption; Vacuum Insulation Panels; ACES;

    Abstract : According to the Swedish Government's set targets for energy use and environmental quality imposed by the European Union, the total energy per heated unit area in residential and commercial buildings will have to be decreased by 20% in 2020 and 50% by 2050 in relation to the annual consumption of 1995. The building sector should additionally be completely independent of fossil fuels for energy usage, with the increasing sector of renewable energy continuously growing until 2020. READ MORE