Results 11 to 20 of about 101,645 (198)

Analysis of the Advisability of Using Solar Collectors in a Single-Family House in Poland and Spain

open access: yesProceedings, 2020
In this paper we show the advisability of usage of solar collectors for domestic hot water (DHW) preparation in buildings located in two countries: Poland and Spain. The analysis was conducted for a single-family house with horizontal roof.
Bernadetta Wądołowska   +1 more
doaj   +1 more source

Research status and control measures of air pollutants in urban areas caused by traffic sources [PDF]

open access: yesE3S Web of Conferences, 2022
With both the social and the economic development, air pollution has become a matter of high concern to both the public and the government. Vehicle exhaust emissions on traffic roads are the main source of urban air pollution in urban area, which poses a
Zhai Xin-Lin   +3 more
doaj   +1 more source

Machine learning for filter pollution control [PDF]

open access: yesMATEC Web of Conferences, 2020
Modern buildings usually have an air-tight envelope. Therefore mechanical ventilation is very often necessary. A crucial part of the system is the filter, which allows creating an atmosphere that is free of dust, aerosols, and pollen. As organic material
Krause Ralph   +4 more
doaj   +1 more source

Thermal Comfort in an Office Room Using Square Diffuser

open access: yesEuropean Mechanical Science, 2021
The office is an important part of our daily life, people spend most of their time doing works inside of the office and therefore the quality of the indoor environment is a significant factor affecting the productivity and happiness of office users. Many
Alper Yıldırım, Coskun Özalp
doaj   +1 more source

Analysis of the Applicability of the Parabolic Trough Solar Thermal Power Plants in the Locations with a Temperate Climate

open access: yesEnergies, 2021
Currently, intensive work is underway in Poland to increase the share of renewable energy sources in the overall energy balance. Therefore, this paper presents the possibilities of using concentrated solar power in zones with a temperate climate.
Tomasz Janusz Teleszewski   +3 more
doaj   +1 more source

The effect of the air duct tightness on the stability of the indoor air parameters

open access: yesИнженерно-строительный журнал, 2020
The present study aimed to determine the impact of a gradual and lineal increase of the air duct leakage factor on various indoor air stability parameters in ventilation systems across the following scenarios: 1) air leakage effect on the air pressure ...
Aleksejs Prozuments   +3 more
doaj   +1 more source

Air Quality Assessment of Some Selected Hospitals within Baghdad City [PDF]

open access: yesEngineering and Technology Journal, 2019
Hospitals are institutions designed to provide medical assistance to sick people have harm to their bodies, making them more likely to die than others, so indoor air quality (IAQ) of the various facilities of the hospital must be taken into account by ...
Azhar Haleem   +2 more
doaj   +1 more source

Numerical Investigation on the Cooling Performance of Energy Storage System according to Type of HVAC [PDF]

open access: yes한국정밀공학회지, 2020
In this paper, we analyze the cooling performance according to the HVAC types installed in the energy storage system (ESS). Batteries in ESS have the disadvantages of decomposition and catching fire at high temperatures, so it is important to control the
Hwabhin Kwon, Heesung Park
doaj   +1 more source

Review of energy saving technologies research in HVAC systems [PDF]

open access: yesE3S Web of Conferences, 2023
Energy consumption in the building industry occupies a significant portion of the world’s total energy consumption, and heating, ventilation and air conditioning (HVAC) systems are one of the largest energy consumers in buildings.
Pan Yonghao
doaj   +1 more source

Implementation of DSM strategies at the Kopanang Mine

open access: yesJournal of Energy in Southern Africa, 2017
This paper describes the implementation of Demand Side Management (DSM) strategies at AngloGold’s Kopanang Mine, for a period of three months during 2001.
EH Mathews, M den Boef
doaj   +1 more source

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