Essays about: "LS-Dyna"

Showing result 26 - 30 of 91 essays containing the word LS-Dyna.

  1. 26. Improving comfort simulations of sleeping mattresses for IKEA

    University essay from Lunds universitet/Innovation

    Author : Joel Elinder; [2020]
    Keywords : LS-Dyna; explicit finite element simulations; compressive testing; human soft tissue material models; mass scaling; hyperelastic material model validation; material validation; explicit timestep; Technology and Engineering;

    Abstract : It is beneficial for a furniture company like IKEA to objectively and accurately evaluate what makes a mattress comfortable. But what defines comfort? IKEA currently investigates mattress comfort through extensive real-life user testing. Through which, six parameters of comfort have been identified. READ MORE

  3. 27. Improved methodology for postulated fuel handling accident

    University essay from Lunds universitet/Institutionen för byggvetenskaper; Lunds universitet/Hållfasthetslära

    Author : Max Fagerberg; [2020]
    Keywords : ANSYS LS-DYNA; FEM; nuclear fuel; solid mechanics; Technology and Engineering;

    Abstract : This report presents a suggestion of an improved method for evaluation of a fuel handling accidents. Using a 3D FE-model and ANSYS LS-DYNA EXT the structural analysis is carried out. Importing geometry from SpaceClaim and simplifying it creates the geometry used in this analysis. READ MORE

  4. 28. A study of wear and load behaviour on bucket teeth for heavy-duty cable shovels

    University essay from Luleå tekniska universitet/Institutionen för teknikvetenskap och matematik

    Author : Jamal Choudhry; [2020]
    Keywords : DEM; FEM; bucket; teeth; cable shovel; wear; Archard s law; LS-DYNA; scan;

    Abstract : Many of today’s engineering advancements rely on minerals such as copper, gold and iron. For this reason, the mining industry plays an important role for the development of society and technological wonders. Mining excavators are commonly used tools for extracting the minerals from the mine. READ MORE

  5. 29. Transient Stress and Strain Assessment of Marine Boiler : Fully Rigid Body Dynamics Coupled Finite Element Analyses

    University essay from Linnéuniversitetet/Institutionen för maskinteknik (MT)

    Author : Sohail Anwar; [2020]
    Keywords : Seakeeping; FEA; Strain; Stress; RAO; Rigid; Body; Dynamics; Finite; Element;

    Abstract : Operationally, marine components and structures such as boiler in a Ship, are exposed to varying mechanically and thermally induced forces. High-frequency mechanical loading arises from the cyclic pressure, temperature transients, and six directional Rapid Amplitude Operator (RAOs). READ MORE

  6. 30. Implementation of moisturedependent constitutive model for paperboard

    University essay from KTH/Hållfasthetslära

    Author : Venkata Venu Sai Phani Ram Babbepalli; [2020]
    Keywords : ;

    Abstract : There has been a considerable increase in the usage of paper products due to its sustainability in the product cycle. Many environmental and process variables can affect the mechanical behavior of paper from its making to finished products. READ MORE