Zobrazeno 1 - 10
of 552
pro vyhledávání: '"Ventilation efficiency"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-24 (2024)
Abstract Civil defense projects, designed as wartime underground spaces, often lack effective natural ventilation and have considerable depth, which complicates their use as public spaces in peacetime. However, the application of passive ventilation
Externí odkaz:
https://doaj.org/article/3b08bbca07f3470ab2fa0aac67cf2d44
Autor:
Shuolin Qiu, Zirui He, Guangdong Liu, Zhen Ding, Zhongming Bu, Jianping Cao, Wenjing Ji, Wei Liu, Chunxiao Su, Xinke Wang, Fan Liu, Ting Li, Hua Qian, Cong Liu
Publikováno v:
Energy and Built Environment, Vol 5, Iss 4, Pp 493-499 (2024)
Formaldehyde is an important carcinogen commonly found indoors. Its indoor sources have been intensively investigated. But study on outdoor formaldehyde concentration, which is potentially an important source to indoors, remains scarce. This study at
Externí odkaz:
https://doaj.org/article/551615d6ec044fae8a864d45bee4dcb9
Autor:
J.L. Sánchez-Jiménez, M.Ruiz de Adana
Publikováno v:
Results in Engineering, Vol 24, Iss , Pp 103380- (2024)
Effective ventilation plays a crucial role in reducing the risk of infection by airborne contaminants. This study was conducted in a hospital ward of specific dimensions (41.58 m3) equipped with two respiratory thermal manikins: a healthcare worker a
Externí odkaz:
https://doaj.org/article/fb28acc88579447a808b3ed0f8b5840d
Publikováno v:
Scientific African, Vol 26, Iss , Pp e02408- (2024)
The objective of this work is to examine the humidity and the heat transfer distribution in a full scale aerated room in a steady and turbulent flow regime under winter conditions and for six different Moroccan climate types. To assimilate winter con
Externí odkaz:
https://doaj.org/article/ff2341987f3c4c4991ec82f043b928ad
Autor:
Minghui Shi, Shiwei Qumu, Siyuan Wang, Yaodie Peng, Lulu Yang, Ke Huang, Ruoxi He, Feng Dong, Hongtao Niu, Ting Yang, Chen Wang
Publikováno v:
BMC Pulmonary Medicine, Vol 24, Iss 1, Pp 1-9 (2024)
Abstract Background Despite being a prognostic predictor, cardiac autonomic dysfunction (AD) has not been well investigated in chronic obstructive pulmonary disease (COPD). We aimed to characterise computed tomography (CT), spirometry, and cardiopulm
Externí odkaz:
https://doaj.org/article/8d1cd04df0f14ad0a735e558f093d39d
Publikováno v:
Production Engineering Archives, Vol 30, Iss 1, Pp 57-66 (2024)
This scientific article delves into the intricacies of wind flow's impact on multi-storey buildings, presenting results from a series of experimental investigations. The research encompasses an examination of wind interactions with buildings of varyi
Externí odkaz:
https://doaj.org/article/ccc43729c7e2490d99efa228de70e18e
Publikováno v:
Buildings, Vol 14, Iss 11, p 3449 (2024)
Residential buildings in South Korea have equipped an energy recovery ventilation (ERV) system to improve energy efficiency as well as dilute indoor air pollution. While most studies have focused on the efficiency of energy exchange or the ventilatio
Externí odkaz:
https://doaj.org/article/e5a2777979844d06892ef26c98e42391
Autor:
Benson Vedasto Karumuna, Long Hao
Publikováno v:
Buildings, Vol 14, Iss 7, p 2139 (2024)
Monitoring of IAQ is one of the foundations of the preventative actions prompted by the worldwide recognition of COVID-19 transmission. The measurement of CO2 has emerged as one of the most popular, dependable, and easy ways to indirectly evaluate th
Externí odkaz:
https://doaj.org/article/cfa8043340b940d793957c901f0bd5e1
Publikováno v:
Buildings, Vol 14, Iss 7, p 2160 (2024)
During the operational ventilation process of high-altitude helical tunnels, the installation method of jet fans is a key factor in determining the ventilation efficiency of the tunnel. In this study, the CFD numerical simulation method is adopted to
Externí odkaz:
https://doaj.org/article/41b79d1e65c74f279771b88731a90ff4
Publikováno v:
AgriEngineering, Vol 5, Iss 3, Pp 1395-1414 (2023)
To address the challenges of climate change and food security, the establishment of smart farm complexes is necessary. While there have been numerous studies on the productivity and environmental control of individual greenhouses, research on greenho
Externí odkaz:
https://doaj.org/article/c94f65266dc64ada9d71915a2f4592e6