Results 21 to 30 of about 4,110,038 (308)

combined heating systems of premises for breeding of young pigs and poultry [PDF]

open access: yesFME Transactions, 2018
The use of traditional air heating systems in conjunction with supply ventilation for breeding of young animals in industrial conditions is not sufficiently effective.
Spodyniuk Nadiia   +2 more
doaj  

Assessment of the Robustness of the European Gas System to Massive Gas Outages and Evaluation of the Effect of Increased Energy Efficiency on the Security of Gas Coverage in Different Countries

open access: yesEnergies, 2023
The aim of this paper is to simulate the European natural gas system in extreme situations and to determine its weaknesses in terms of demand coverage.
Yassine Rqiq   +3 more
doaj   +1 more source

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

Study of the aerodynamic regime of the cooling system of the foundations of buildings on the filling soil in the conditions of the Far North

open access: yesMATEC Web of Conferences, 2018
During construction in the Far North, due to the preservation of permafrost soils, the buildings are arranged on piles and foundations on the bedding soil.
Ivanov Victor, Ivanova Anastasiya
doaj   +1 more source

Aerodynamic processes and heat exchange in the furnace of a steam boiler with a secondary emitter

open access: yesAlexandria Engineering Journal, 2019
The use of water-tube boilers is common in industrial and municipal boiler houses and they are used as the sources of heat and steam supply. The introduction of measures that ensure environmental performance at an acceptable level, the use of modern ...
Andriy Redko   +7 more
doaj   +1 more source

Numerical study of regional adaptability of regenerative indirect evaporative cooler

open access: yesXi'an Gongcheng Daxue xuebao, 2023
In order to optimize the heat transfer characteristics of regenerative evaporative coolers under different climatic conditions and provide reference data for numerical simulation research.
XU Peng, MU Xin
doaj   +1 more source

UNIVERSAL STAND FOR STUDYING SEALING AND BEARING UNITS OF COMPRESSOR MACHINES [PDF]

open access: yesAvtomobilʹnyj Transport (Harʹkov), 2018
The proposed stand is designed to test sealing and bearing units of various types, because these units, regardless of their type, require almost the same auxiliary stand systems, as well as practically the same measurement system.
Pogrebnyak A.   +2 more
doaj   +1 more source

Solar collectors integrated into transparent facades

open access: yesProduction Engineering Archives, 2020
Due to the fact that the number of natural disasters in the world has increased in recent years, experts note that climate change is the cause. As a consequence of the nature of the needs to improve the fuel and energy complex in the countries in world ...
Zhelykh Vasyl   +3 more
doaj   +1 more source

Urban renovation of the hot water supply system

open access: yesMATEC Web of Conferences, 2017
Issues related to improving the reliability of hot water supply systems are considered. Currently, centralized hot water supply systems are in an emergency condition due to the fact that the external networks are made of black pipes without anticorrosive
Taraday Oleksandr   +2 more
doaj   +1 more source

European Green Deal and Energy Crisis in EU [PDF]

open access: yesGlobal Economic Observer, 2021
European Green Deal was adopted in December 2010, before the outbreak of Covid-19 pandemic in Europe and is an extremely ambitious project of EU with a strong impact on energy sector and environment.
PETRE PRISECARU
doaj  

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