Essays about: "porous granular"

Found 3 essays containing the words porous granular.

  1. 1. Numerical Modelling of a Packed Bed Thermal Energy Storage for Applications in a Carnot Battery : KTH Thesis Report

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Gabriel Juul; [2023]
    Keywords : Thermal energy storage; Carnot battery; sand; packed bed; granular medium; porous medium; effective medium technique; effective thermal conductivity; paramedic study; 3D model; COMSOL; numerical modelling; Lagring av värmeenergi; Carnot-batteri; sand; packad bädd; granulärt medium; poröst medium; effektiv mediumteknik; effektiv värmeledningsförmåga; parametrisk studie; 3D-modell; COMSOL; numerisk modellering;

    Abstract : This thesis explores the heat transfer characteristics of a packed bed thermal energy storage device through the development of a 3D model in COMSOL Multiphysics. The model is based on a laboratory-scale device consisting of an aluminum box filled with sand, which acts as the thermal storage medium. READ MORE

  3. 2. The possibility of utilizing the normal incidence reflection coefficient of acoustic waves to characterize and study porous granular layers

    University essay from KTH/Väg- och banteknik

    Author : Hailegiorgis Dinagdae Yared; [2011]
    Keywords : non-destructive testing; reflection coefficient; acoustic wave; porous granular;

    Abstract : currently operational non-destructive testing methods for pavements have many drawbacks that need improvement. This thesis investigates the possibility of utilizing the normal incidence reflection coefficient of acoustic waves in characterizing and studying of porous granular materials. READ MORE

  4. 3. He Cooled Granular Target Analytical Results and CFD Analysis

    University essay from Lunds universitet/Institutionen för energivetenskaper

    Author : Jozsef Szabo; [2010]
    Keywords : rotating target resistance coefficient CFD; Technology and Engineering;

    Abstract : A multidisciplinary scientific research center harnessing the world’s most powerful neutron source is going to be built in Lund: ESS, The European Spallation Source. Researchers will be able to study the materials of everyday life in all their rich diversity – from plastics and proteins to medicines and molecules – in order to understand how they are built up and how they work. READ MORE