Results 11 to 20 of about 124,322 (192)

Building wall corner structures, its microclimate and seismic resistance [PDF]

open access: yesE3S Web of Conferences, 2021
Widespread low-rise residential buildings with a seismically resistant concrete frame and brick infill walls have lower microclimate levels in cold seasons due to low temperatures on the inner wall corner surfaces.These temperatures are lower if there is
Abdykalykov Akymbek   +4 more
doaj   +1 more source

Empirical model for fitting the viscosity of lithium bromide solution with CuO nanoparticles and E414

open access: yesFrontiers in Energy Research, 2023
To research viscosity fitting model of stable nano-lithium bromide solution (nano-LiBr), the stability of the nano-LiBr and the dynamic viscosity of LiBr were measued by Ultraviolet-visible spectroscopy (UV-vis) and rotational viscometer respectively ...
Jiheng Li   +7 more
doaj   +1 more source

Increasing indoor air quality by a natural sanitizing interior [PDF]

open access: yesE3S Web of Conferences, 2020
Low air quality is one of the most widespread reasons for diseases of respiratory, cardiovascular, immune, and nervous systems. The work aims to improve indoor air quality using the most natural method – indoor phytoncide plants. R.
Tkachenko Tetiana, Mileikovskyi Viktor
doaj   +1 more source

A Simple Preparation Method of Graphene and TiO2 Loaded Activated Carbon Fiber and Its Application for Indoor Formaldehyde Degradation

open access: yesSeparations, 2022
Formaldehyde has a significant impact on human health. This study used a simple dipping method to load graphene-titanium dioxide (GR-TiO2) on activated carbon fibers (ACFs).
Fang Liu, Xuezhi Gao, Man Peng
doaj   +1 more source

Humidity Conditions of Aerated Concrete Walls Depending on the Type of Finishing Coating

open access: yesApplied Sciences, 2023
A study was conducted to analyze how different types of plaster coatings affect the humidity levels in aerated concrete walls under varying climatic conditions. The suggestion is to utilize a specialized heat-insulating lime plaster designed specifically
Mikhail Vladimirovich Frolov   +2 more
doaj   +1 more source

Numerical simulation of factors influencing the efficiency of a horizontal gas filter

open access: yesYou-qi chuyun, 2021
The performance of the filter elements configured at the gas station and the user entrance changes dynamically with the service conditions. If the filter element is not cleaned and replaced in time, the gas passing efficiency will be affected seriously ...
Peng XU   +4 more
doaj   +1 more source

Large-eddy simulations of wind-driven cross ventilation, Part1: validation and sensitivity study [PDF]

open access: yesFrontiers in Built Environment, Vol.8 - 2022.911005, 2022
Natural ventilation is gaining popularity in response to an increasing demand for a sustainable and healthy built environment, but the design of a naturally ventilated building can be challenging due to the inherent variability in the operating conditions that determine the natural ventilation flow.
arxiv   +1 more source

Progress of research on leakage diffusion of gas pipelines

open access: yesYou-qi chuyun, 2022
Gas pipelines in China have gradually entered the stage of frequent accidents, and gas leakage will increase the safety risk of pipeline operation, even resulting in personnel casualties.
Peng XU   +4 more
doaj   +1 more source

Large-eddy simulations to define building-specific similarity relationships for natural ventilation flow rates [PDF]

open access: yesFlow (2023), 3, E10, 2022
Natural ventilation can play an important role towards preventing the spread of airborne diseases in indoor environments. However, quantifying natural ventilation flow rates is a challenging task due to significant variability in the boundary conditions that drive the flow.
arxiv   +1 more source

Methodology of thermal resistance and cooling effect testing of green roofs [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2020
For the first time, methodological approaches have been developed and given to determine heat exchange processes in the living vegetation layers of green roofs using total thermal resistance, which takes into account the heat exchange processes ...
Tetiana Tkachenko, Viktor Mileikovskyi
doaj   +1 more source

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