Essays about: "Sprutbetong"

Found 5 essays containing the word Sprutbetong.

  1. 1. Optimization of the steel-fiber dosage in shotcrete used in the Kankberg mine

    University essay from Luleå tekniska universitet/Institutionen för samhällsbyggnad och naturresurser

    Author : Pontus Larsson; [2018]
    Keywords : rock mechanics; shotcrete; bergmekanik; sprutbetong;

    Abstract : The Swedish metal company Boliden has since the early 20th century been mining deposits in the mining field commonly referred to as the Skelleftefield in northern Sweden. The youngest of the active mines is the Kankberg mine which is an underground mine whose reserve contains gold and tellurium. READ MORE

  2. 2. An experimental study of the validity of the round panel test method for shotcrete

    University essay from KTH/Betongbyggnad

    Author : Nadia El zain; [2018]
    Keywords : Shotcrete; sprayed concrete; yield line theory; tunnel lining; steel fibers; round determinate panels; test beams; Sprutbetong; runda plattor; tunnelbeklädnad; fiberarmerad sprutbetong; stålfibrer; böjdraghållfasthet; balkar; mätosäkerhet;

    Abstract : Shotcrete (sprayed concrete) was used for the first time in 1914 and has become of  growing importance in stabilizing the excavated tunnel sections over the past century.  Even though the technology develops, there are some difficult tasks such as the design of a bolt anchored tunnel lining made of shotcrete. READ MORE

  3. 3. Shotcrete Simulator For Education of Shotcrete Robot Operators

    University essay from Göteborgs universitet/Institutionen för data- och informationsteknik

    Author : Petter Börjesson; Mattias Thell; [2010-04-14]
    Keywords : ;

    Abstract : Sprutbetong är en vanlig metod för förstärkning av till exempel tunnelbyggen. Fram till nu har ingeninsats gjorts för att skapa en virtuell miljö för att utbilda personal för denna typ av arbete. Den häruppsatsen presenterar arbetet som gjorts för att skapa en prototyp för en virtuell träningsmiljö. READ MORE

  4. 4. Modelling of Dynamically Loaded Shotcrete

    University essay from KTH/Betongbyggnad

    Author : Cecilia Nilsson; [2009]
    Keywords : Shotcrete; Dynamics; Stress wave; Numerical modelling; Sprutbetong; Dynamik; Spänningsvåg; Numerisk modellering;

    Abstract : .... READ MORE

  5. 5. A parametric study of irregularly shaped shotcrete shells

    University essay from KTH/Betongbyggnad

    Author : Anders Beijer-Lundberg; [2009]
    Keywords : ;

    Abstract : The shape of a tunnel wall after the task of blasting and drilling is typically irregular. After the tunnel wall is sprayed with shotcrete, the resulting shotcrete surface will also be irregular and have a big variation in thickness due to uneven shotcrete coverage. READ MORE