Study of the natural convection phenomena inside a wall solar chimney with one wall adiabatic and one wall under a heat flux

E Bacharoudis, MG Vrachopoulos, MK Koukou… - Applied Thermal …, 2007 - Elsevier
Four wall solar chimneys have been constructed and put at each wall and orientation of a
small-scale test room so as to be used for the evaluation and measurement of their thermal …

A review on solar chimneys: from natural convection fundamentals to thermohydraulic best-performance proposals

B Zamora - Processes, 2023 - mdpi.com
This work presents an overview of (passive) solar chimney research, from the natural
convection fundamentals to the recent progress for achieving thermohydraulic best …

Performance evaluation of a natural-convection solar air-heater with a rectangular-finned absorber plate

MF Pakdaman, A Lashkari, HB Tabrizi… - Energy conversion and …, 2011 - Elsevier
This paper deals with an experimental investigation to evaluate different thermal
characteristics of a natural-convection flat-plate solar air-heater with longitudinal rectangular …

Transient thermal analysis of a solar chimney for buildings with three different types of absorbing materials: Copper plate/PCM/concrete wall

J Xamán, R Vargas-López, M Gijón-Rivera… - Renewable energy, 2019 - Elsevier
A transient numerical simulation of a solar chimney system (SC), considering convective and
radiative gains/losses to the exterior environment, in the warmest day of Madrid, Spain is …

Ventilation potential of an absorber-partitioned air channel solar chimney for diurnal use under Mexican climate conditions

I Zavala-Guillén, J Xamán, I Hernández-Pérez… - Applied Thermal …, 2019 - Elsevier
This research presents a thermal evaluation of an absorber-partitioned air channel solar
chimney (SC-AP) to determine its feasibility as a building ventilation system in a warm …

Effects of variable properties and non-uniform heating on natural convection flows in vertical channels

J Hernandez, B Zamora - International Journal of Heat and Mass Transfer, 2005 - Elsevier
The effects of variable properties and non-uniform heating on laminar air flows induced by
natural convection in vertical channels are investigated numerically. A full-elliptic model …

Numerical prediction of natural convection in vented cavities using restricted domain approach

SA Lal, C Reji - International Journal of Heat and Mass Transfer, 2009 - Elsevier
The present study reports the numerical simulation of natural convection heat transfer from
an open square cavity with two side vents provided symmetrically on the side walls. The top …

Impact of variable properties in natural convection airflows within simple and adiabatically-extended vertical tubes

B Zamora - International Journal of Thermal Sciences, 2024 - Elsevier
Influence of variable thermophysical properties is investigated in airflows established by
natural convection inside vertical tubes. Systematic numerical results are obtained for …

Correlation for Nusselt number in natural convection in vertical convergent channels at uniform wall temperature by a numerical investigation

AS Kaiser, B Zamora, A Viedma - International journal of heat and fluid flow, 2004 - Elsevier
A numerical study of natural convective flows in a vertical converging channel for different
angles of convergence has been carried out, taking into account the lacks reported in the …

3D effects in numerical simulations of convective flows in cubical open cavities

B Zamora, AS Kaiser - International journal of thermal sciences, 2014 - Elsevier
Buoyancy-driven flows established in open cubical cavities are investigated. Three-
dimensional, laminar, transitional and turbulent simulations are obtained, considering both …