The influence of heat sink temperature on the seasonal efficiency of shallow geothermal heat pumps
E3S Web of Conferences, 2017 Geothermal heat pumps, also known as ground source heat pumps (GSHP), are the most efficient heating and cooling technology utilized nowadays. In the AGH-UST Educational and Research Laboratory of Renewable Energy Sources and Energy Saving in Miękinia ...
Pełka Grzegorz +3 more
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Geothermal energy and its application opportunities in Serbia [PDF]
Tehnika, 2015 Geothermal energy is accumulated heat in the fluid and rock masses in the Earth 's crust. The natural decay of radioactive elements (uranium, thorium and potassium) in rocks produces heat energy.
Andrić Nenad M.
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[A step for geothermal heat-exchange regulation in Italy: the Ministerial Decree 30/09/2022]
Acque Sotterranee, 2022 [In Italian]
Paolo Cerutti, Moreno Fattor
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Economic Analysis of Integrated Ground Source Heat Pumps on a Shared Ground Loop
Energies, 2020 An integrated geothermal system in which heat pumps for air conditioning and hot water both share the same ground loop was proposed in our previous study. Although this system produced electricity savings of 15% compared to a conventional system in which
Jeong Soo Shin +2 more
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Technology and economics of near-surface geothermal resources exploitation
Записки Горного института, 2017 The paper presents economic justification for applicability of near-surface geothermal installations in Luga region, based on results of techno-economic calculations as well as integrated technical and economic comparison of different prediction ...
E. I. Boguslavskii, V. V. Fitsak
doaj +1 more source
Geothermal characterization of the coastal aquifer near Ravenna (Italy)
Acque Sotterranee, 2012 The coastal aquifer near Ravenna (Italy) contains a large volume of groundwater (2,5x109 m3) whose quality has been compromised by sea-water intrusion. Today, the phreatic groundwater is mostly brackish with some lenses of freshwater floating on top of ...
M. Antonellini +3 more
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[What requirements for geothermal heat pump systems for heating & cooling]
Acque Sotterranee - Italian Journal of Groundwater, 2023 In termini più sintetici rispetto a quanto già fornito in precedenti numeri di questa rubrica relativamente agli impianti geotermici a pompa di calore per la climatizzazione, si ripropongono nel seguito alcuni presupposti ed alcuni obiettivi aggiornati che, se condivisi, potrebbero essere un utile riferimento per l’aggiornamento degli strumenti ...
Paolo Cerutti, Moreno Fattor
openaire +2 more sources
Simulation Analysis of District Heat-Source Water Supply System Configurations in Urban Areas with Warm Climates [PDF]
E3S Web of Conferences. This study investigates the viability of implementing a district heat-source water supply (DHSWS) system in urban areas of warm regions concerning energy efficiency.
Kurobe Keisuke, Hideki Tanaka
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Radiative Hybrid Nanofluid Flow Over a Porous Riga Surface: A Fuzzy–ANN Modeling Approach
Asia-Pacific Journal of Chemical Engineering, EarlyView.ABSTRACT This study proposes a fuzzy–ANN model to investigate the nonlinear thermal transport in a tangent hyperbolic (Tanh) hybrid nanofluid flow past a porous Riga surface, considering the effects of Rosseland diffusion, chemical reactions, and internal volumetric heating.
Azad Hussain, Rabia Zetoon, Reeha Iqbal
wiley +1 more source