Results 41 to 50 of about 28,496 (163)

Energy efficiency of a solar domestic hot water system

open access: yesE3S Web of Conferences, 2017
The solar domestic hot water (SDHW) system located on the campus of Bialystok University of Technology is the object of the research described in the current paper.
Zukowski Miroslaw
doaj   +1 more source

Economic and Ecological Efficiency of Solar Systems. A Case Study at the Gorzków and Rudnik Communes

open access: yesBarometr Regionalny, 2016
The objective of the study was to assess the economic and ecological efficiency of solar systems used to prepare domestic hot water. The study was carried out at 501 sites in the communes of Gorzków and Rudnik (Krasnystaw County, Lubelskie Voivodship ...
Piotr Gradziuk, Barbara Gradziuk
doaj   +1 more source

Optimization of Photovoltaic Self-consumption using Domestic Hot Water Systems

open access: yesJournal of Sustainable Development of Energy, Water and Environment Systems, 2018
Electrified domestic hot water systems, being deferrable loads, are an important demand side management tool and thus have the potential to enhance photovoltaic self-consumption.
Ângelo Casaleiro   +4 more
doaj   +1 more source

Life cycle assessment of domestic heat pump hot water systems in Australia

open access: yesRenewable Energy and Environmental Sustainability, 2017
Water heating accounts for 23% of residential energy consumption in Australia, and, as over half is provided by electric water heaters, is a significant source of greenhouse gas emissions.
Moore Andrew D.   +3 more
doaj   +1 more source

A new test procedure to evaluate the performance of substations for collective heating systems

open access: yesE3S Web of Conferences, 2017
The overall heat demand of a single dwelling, existing out of space heating and domestic hot water production, decreases due to higher insulation rates.
Baetens Robin, Verhaert Ivan
doaj   +1 more source

Hybrid control strategies for energy efficiency, thermal comfort and indoor air quality in residential compact HVAC-DHW systems [PDF]

open access: yesE3S Web of Conferences
Improving energy efficiency in buildings while maintaining indoor thermal comfort and air quality is a growing challenge that requires advanced and sustainable HVAC solutions.
Barone Flavia   +3 more
doaj   +1 more source

Design and Analysis of a Two-Stage Cascade System for Heating and Hot Water Production in Nearly Zero-Energy Buildings Using Thermoelectric Technology

open access: yesBuildings
This paper proposes an innovative system that integrates two thermoelectric heat pumps (one air–water and the other water–water) with two thermal storage tanks at different temperatures to provide heating and domestic hot water to a 73.3 m2 passive-house-
Javier Ordóñez   +4 more
doaj   +1 more source

An integrated domestic refrigerator and hot water system

open access: yesInternational Journal of Energy Research, 1998
This paper presents a new design of a prototype refrigeration-cum-hot water heating system for domestic use. The system uses the heat energy rejected from the compressor and condenser of a vapour-compression refrigerator by storing it in a heat sink.
J. M. O'Brien, P. K. Bansal, R. R. Raine
openaire   +1 more source

Characterisation of the thermal performance of a novel roof ridge solar hot water system

open access: yesJournal of Facade Design and Engineering, 2018
The development of novel systems for the on-site integration of renewable energy in buildings is increasingly demanded for the reduction of the energy consumption resulting from domestic hot water, heating and cooling usages.
Elena Fuentes, Jaume Salom
doaj   +1 more source

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