Results 31 to 40 of about 33,348 (158)

Influence of desorption temperature on the thermodynamic performance of adsorption heat pump

E3S Web of Conferences, 2018
In the paper an analysis of the desorption temperature effect on the thermodynamic efficiency of the adsorption heat pumps is presented. The thermodynamic performance of heat pump is determined by Coefficient of Performance (COP) as well as exergetic ...
Zwarycz-Makles Katarzyna
doaj   +1 more source

Numerical Analysis of the Impact of the Use of Personal Protective Equipment on the Face in the Process of Pollutants Spreading Emitted During Breathing

Architecture, Civil Engineering, Environment, 2023
The study presents the results of a numerical analysis of the effectiveness of the use of personal protective equipment of various designs on the spread of pollutants marked with CO2 emitted during human breathing.
Bulińska Anna, Kocik Stanisław, Buliński Zbigniew   +2 more
doaj   +1 more source

Determination of the Interzonal Airflows in Naturally Ventilated Dwellings Based on Concentration Measurements of the Metabolic Carbon Dioxide

Energies, 2022
The role of interzonal airflows is especially pronounced in naturally ventilated buildings. In such buildings, reversed airflows in the ventilation stacks might occur as well.
Anna Bulińska, Zbigniew Buliński
doaj   +1 more source

The Solar-Assisted Vertical Ground Source Heat Pump System in Cold Climates—A Case Study

Proceedings, 2020
In this paper, experimental studies were performed for a solar ground source heat pump system (SGSHPS) with a vertical ground heat exchanger (VGHE). The experiment was operated during the summer in 2018. The heat from the solar collector was monitored by
Piotr Rynkowski
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Energy simulation on how to go green buildings in an earth's dry climate

International Journal of Thermofluids, 2023
Green buildings, i.e. low-energy and environmentally-friendly buildings, are highly demanded for optimizing the energy consumption and reducing the Green House Gas (GHG) Emissions.
Monireh Noohian, Jafar Mahmoudi
doaj   +1 more source

Factors of thermodynamical approach to buildings life cycle/Pastato gyvavimo ciklo termodinaminio vertinimo veiksniai

Journal of Civil Engineering and Management, 1996
The article suggests that non-industrial buildings in Lithuania consume half the final energy including appr.70% heat produced in electric power plants and boiler-houses.
Vytautas Martinaitis
doaj   +1 more source

Design and Verification of Experimental Device for Pressurized Bubbling Absorption and Transport Characteristics in Vacuum Environment

Buildings
To explore the dynamics of flow and heat transfer behaviors associated with bubbles during solution absorption in a vacuum environment, we present the design of an experimental setup for measuring the absorption and transport properties of bubbles in a ...
Jialiang Gao, Gang Wang, Jitong Li, Xiaoyan Cui, Yaxuan Xiong, Xiaoshu Lü, Xuejing Zhang   +6 more
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The demand for exergy during the life cycle of dwelling houses/Tipinių daugiabučių pastatų gyvavimo ciklo eksergijos poreikių įvertinimas

Journal of Civil Engineering and Management, 1999
The heat demand for heating and ventilation of dwelling houses depends on the climate and thermal characteristics of buildings. Energy is consumed not only in the process of maintenance of a building, but also for constructing it.
Vytautas Martinaitis
doaj   +1 more source

Energy for buildings

Journal of Civil Engineering and Management, 2006
„Energy for buildings" Journal of Civil Engineering and Management, 12(1), p.
Vytautas Martinaitis
doaj   +1 more source

Investigations into properties of mineral wool slabs of increased stiffness manufactured of a large—size beam/Padidinto standumo mineralinės vatos plokščių, pagamintų iš suformuoto stambių gabaritų masyvo, savybės

Journal of Civil Engineering and Management, 1997
The article presents the results of experimental investigations into non-uniformity of bulk density distribution, compressive strength, heat conductivity, and completion of binders polycondensation in slabs manufactured from a large-size mineral wool ...
Aloyzas Šakmanas
doaj   +1 more source