Sökning: "SPG"

Hittade 2 uppsatser innehållade ordet SPG.

1. 1. Material Characterization and Blade Impact Simulation

   Uppsats för yrkesexamina på avancerad nivå, Luleå tekniska universitet/Institutionen för teknikvetenskap och matematik

   Författare :Gustaf Bodare; [2022]
   Nyckelord :Strain rate dependency; Split-Hopkinson pressure bar; Digital image correlation; LS-DYNA; FEM; SPG;

   Sammanfattning : Blades used on brushcutters and lawn mowers are subjected to a wide variety of working conditions. Besides continuous loads from cutting grass, the blades are also subjected to accidental impacts of branches, stones and structures. LÄS MER

3. 2. Numerical Methods for Simulating the Metal Shearing Process : A Novel Numerical Model for the Punching of Metals

   Uppsats för yrkesexamina på avancerad nivå, Luleå tekniska universitet/Material- och solidmekanik

   Författare :Andreas Svanberg; [2019]
   Nyckelord :Punching; Blanking; Smoothed Particle Galerkin; SPG; LS-DYNA; FEM; Metal shearing; cutting; particle method; thesis; Stansning; klippning;

   Sammanfattning : When dealing with the separation of materials, the metal shearing process such as punching, is widely used in theindustry due to its time efficient manner. There is however, a need to better understand the process in order toimprove quality of the final product. LÄS MER