Search for dissertations about: "HPT material"

Found 2 swedish dissertations containing the words HPT material.

  2. 1. Anisotropy in pearlitic steel subjected to rolling contact fatigue - modelling and experiments

    Author : NASIM LARIJANI; Chalmers tekniska högskola; []
    Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; pearlitic steel; crack propagation; Rolling Contact Fatigue; Anisotropy; plasticity; High Pressure Torsion;

    Abstract : In rails and wheels subjected to severe rolling/sliding contact, large plastic deformations accumulate in the surface layer. This decreases the fatigue resistance of components and makes this layer prone to formation of common rolling contact related defects. READ MORE

  4. 2. Educational evaluation of an interactive multimedia learning platform : computerized educational platform in heat and power technology

    Author : Vitali Fedulov; Torsten Fransson; Ambjörn Naeve; KTH; []
    Keywords : SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; e-learning; computerized education; knowledge management; pedagogy; technology enhanced learning; Education; Pedagogik;

    Abstract : Learning materials have multiple forms, such as books, overhead slides, computer files, blackboard notes by teachers, narration to the notes, video/audio tapes etc. Since the forms are highly inhomogeneous, it becomes difficult to collect and practically use them by a particular learner for individual study at home. READ MORE