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Títol: A CFD study of air flow inside a building heated by solar radiation


Director/a: GONZÁLEZ CINCA, RICARD

Departament: FIS

Títol: A CFD study of air flow inside a building heated by solar radiation

Data inici oferta: 26-01-2017     Data finalització oferta: 26-09-2017



Estudis d'assignació del projecte:
    GR ENG SIST AEROESP
Tipus: Individual
 
Lloc de realització: EETAC
 
Segon director/a (UPC): GARCÍA GARCÍA, JOSÉ EDUARDO
 
Paraules clau:
CFD
 
Descripció del contingut i pla d'activitats:
CFD simulations will be carried out to determine the fluid flow inside a building heated by solar radiation. For a fixed geometry, different scenarios related to the initial and boundary conditions will be considered. Simulations will be performed by means of ANSYS Fluent. No previous experience with this software is required.
 
Overview (resum en anglès):
This document presents simulations developed with the ANSYS-Fluent program. The main objective of this project is simulate how to heat the air inside the well-known structure in order to evaporate and distill salt water by a very high temperature required at the top of the pyramid. For this issue, the behavior of the airflow in a well-known geometry is studied when the solar radiation acts on it.

Other articles compare their simulation with the real experimental data obtained through sensors and calculations in order to give more reliability to their results. However there is no experimental data since it is the initial phase of the research.

As it is the initial part, a sample geometry is given which is far smaller but has very similar physical properties compared with the main one. Hence the results obtained through simulations made with this sample will be very close to the real one.

Thus, the main task within this research is to follow the guidelines of other articles that study similar cases (airflow behavior under radiation effects), to make simulations with the given geometry of study and record these results.

So these results can be used as a reference for next researchers who are willing to study the main geometry, in other words, the pyramidal structure. As these results were obtained following the guidelines, they can be considered as valid data within a certain range.

The geometry of study was simulated under same boundary conditions. The parameters were changed one by one in order to see how each of these parameters act on it.

Finally, conclusions basing on the obtained results are included discussing how the behavior of the airflow changes in each case of simulation.


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