Results 21 to 30 of about 124,691 (298)

Ventilation Characteristics and Performance Evaluation of Different Window-Opening Forms in a Typical Office Room

open access: yesApplied Sciences, 2021
As most existing office buildings in China lack fresh air systems for ventilation, natural ventilation with windows remains the main means of improving indoor air quality and adjusting indoor thermal comfort.
Yuanyuan Wang   +3 more
doaj   +1 more source

Numerical investigation of inlet opening size on wind-driven cross ventilation

open access: yesJournal of Mechanical Engineering and Sciences, 2022
The purpose of this study is to investigate the effect of opening size on indoor airflow characteristics of a naturally ventilated building model. The numerical simulation based on 3D-steady RANS equation was performed in this study.
Lip Kean Moey   +4 more
doaj   +1 more source

NUMERICAL INVESTIGATION OF THERMAL COMFORT IN AN ISOLATED FAMILY HOUSE UNDER NATURAL CROSS-VENTILATION [PDF]

open access: yes, 2017
Thermal comfort for naturally ventilated buildings mainly depends on parameters such as the outside weather, building configuration and neighborhood effects.
Shian Gao (1817608)   +3 more
core   +3 more sources

Experimental and Steady-RANS CFD Modelling of Cross-ventilation in Moderately-dense Urban Areas [PDF]

open access: yes, 2019
Computational fluid dynamics (CFD) models based on the steady Reynolds-averaged Navier Stokes (SRANS) equations are vastly used for calculation of airflow field inside and around cross-ventilated buildings.
Mirzaei, Parham A.   +2 more
core   +2 more sources

Stream Tube based Analysis of Problems in Prediction of Cross-Ventilation rate [PDF]

open access: yes, 2009
The airflow rate of a building ventilated by wind is usually predicted by using the wind pressure coefficients obtained for a sealed building and discharge coefficients based on measuring the airflow characteristics through an opening in a sealed chamber
Kotani, Hisahi,   +5 more
core   +3 more sources

Impact of Natural Ventilation on the Thermal and Energy Performance of Buildings in a Mediterranean Climate

open access: yesBuildings, 2019
Natural ventilation plays an important role on the thermal and energy performance of a building. The present study aims to analyze the natural ventilation conditions of a dwelling in a Mediterranean climate and their impacts on the thermal and energy ...
A. Moret Rodrigues   +3 more
doaj   +1 more source

Smoke movement and control in longitudinal ventilated tunnel fires with cross-passages

open access: yesCase Studies in Thermal Engineering, 2023
This paper studies the characteristics of smoke movement and control in longitudinal ventilated tunnel fires with cross-passages through numerical modeling.
Yongzheng Yao   +4 more
doaj   +1 more source

Current practices in home mechanical ventilation for chronic obstructive pulmonary disease: A real-life cross-sectional multicentric study [PDF]

open access: yes, 2021
Home mechanical ventilation (HMV) use in chronic obstructive pulmonary disease (COPD) is becoming increasingly widespread. The aim of this study was to provide an accurate description of the current practices and clinical characteristics of COPD patients
Teixiera, N.   +18 more
core   +1 more source

Influence of Beta-2 Adrenergic Receptor Genotype on Age of Nocturnal Ventilation in Patients with Duchenne Muscular Dystrophy [PDF]

open access: yes, 2019
Duchenne muscular dystrophy (DMD) is an inheritable disease that presents itself in diminished respiratory function and is the main contributor to mortality in these patients.
Kelley, Eli, Cross, Troy, Snyder, Eric
core   +1 more source

Study on acquired infection of patients in waiting space of fever clinic [PDF]

open access: yesE3S Web of Conferences, 2022
Since the COVID-19 outbreak, high numbers of patients with respiratory symptoms flock to fever clinic, cause overcrowding. Due to relatively densely populated space and the existing ventilation strategy, lead to space environment bearing capacity lose ...
Liu Shuo   +5 more
doaj   +1 more source

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