Results 31 to 40 of about 10,625,611 (286)

Integrated performance analysis of a space heating system assisted by photovoltaic/thermal collectors and ground source heat pump for hotel and office building types

, 2021
Utilizing the solar and geothermal energy in space heating systems can save fossil fuels and reduce emissions. In this study, compound parabolic concentrator (CPC) photovoltaic/thermal collectors (PV/T), absorption and ground source heat pumps are ...
Yu-Zhu Chen, Huilian Hua, Jun Wang, P. Lund   +3 more
semanticscholar   +1 more source

Experimental test of a black-box economic model predictive control for residential space heating

, 2021
Previous studies have identified significant demand response (DR) potentials in using economic model predictive control (E-MPC) of space heating to exploit the inherent thermal mass in residential buildings for short-term energy storage.
M. Knudsen, L. Georges, K. Skeie, S. Petersen   +3 more
semanticscholar   +1 more source

Solar Air Collectors for Space Heating and Ventilation Applications—Performance and Case Studies under Romanian Climatic Conditions

Energies, 2014
Solar air collectors have various applications: on the one hand, they can be used for air heating in cold seasons; on the other hand they can be used in summer to evacuate the warm and polluted air from residential, offices, industrial, and commercial ...
Sanda Budea
doaj   +1 more source

Innovative Approach for Heating of Buildings Using Water from a Flooded Coal Mine Through an Open Loop Based Single Shaft GSHP System [PDF]

, 2015
Geothermal energy, deep and shallow, has always been identified as an important renewable energy resource. The stable temperature and relatively low enthalpy of mine water contained in the abandoned and flooded coal mines have the potential to form a ...
Athresh, Anup P., Al-Habaibeh, A, Parker, K, Athresh, A, Parker, Keith, Al-Habaibeh, Amin   +5 more
core   +1 more source

Modeling an Alternate Operational Ground Source Heat Pump for Combined Space Heating and Domestic Hot Water Power Sizing

Energies, 2019
This study developed an alternate operational control system for ground source heat pumps (GSHP), which was applied to determine combined space heating and domestic hot water (DHW) power equations at design temperature.
Kaiser Ahmed, Jevgeni Fadejev, Jarek Kurnitski   +2 more
doaj   +1 more source

Incorporating the Variability of Wind Power with Electric Heat Pumps

Energies, 2011
With the mass introduction of wind power in Northern China, wind power variability has appeared. In this article, both existing electric heat pumps (EHPs) and coal-fired combined heat and power (CHP) facilities, which are generally equipped with ...
Hongyu Long, Ruilin Xu, Jianjun He
doaj   +1 more source

SWIFF : space weather integrated forecasting framework [PDF]

, 2013
This research has received funding from the European Commission’s FP7 Program with the grant agreement SWIFF (Project No. 2633430, swiff.eu). The KU Leuven simulations were conducted on the computational resources provided by the PRACE Tier-0 Project No.
Viviane Pierrard, Bemporad, Alessandro, Parnell, Clare Elizabeth, O. Sebek, HENRI, PIERRE REMI ANTOINE, Mackay, Duncan H., Ondřej Šebek, Clare E. Parnell, Nordlund, Åke, Trávníček, Pavel M., Bemporad, A., Åke Nordlund, Mackay, Duncan Hendry, R. Keppens, A. Restante, Alessandro Bemporad, Pegoraro, Francesco, Parnell, C., V. Pierrard, Pierrard, Viviane, Markidis, Stefano,, D. Mackay, Keppens, R., Restante, A., Mackay, D., Faganello, Matteo, Stefano Markidis, Jacob Trier Frederiksen, Mackay, D.H., A. Bemporad, Faganello, M., Rony Keppens, Kris Borremans, Olshevsky, Vyacheslav, Pegoraro, F., Susino, R., M. Faganello V. Olshevsky, Parnell, Clare E., Borremans, K., K. Borremans, S. Poedts, Parnell, C.E., C. Parnell, Frederiksen, J., Lapenta, G., Califano, Francesco, S. Markidis, Francesco Califano, Restante, A.L., Borremans, Kris, Giovanni Lapenta, Pierrard, V., Keppens, Rony, Šebek, Ondřej, Trier Frederiksen, Jacob, Susino, Roberto, Lapenta, Giovanni, Henri, P., Califano, F., J. Frederiksen, Pavel M. Trávníček, Travnıcek, P., Pierre Henri, Restante, Anna Lisa, Markidis, S., Henri, Pierre, Stefaan Poedts, Vyacheslav Olshevsky, Markidis, Stefano, Duncan H. Mackay, Poedts, S., R. Susino, Frederiksen, Jacob Trier, Nordlund, A., G. Lapenta, Sebek, O., Anna Lisa Restante, Trávníček, P.M., Roberto Susino, Poedts, Stefaan, Olshevsky, V., A. Nordlund, Matteo Faganello, Francesco Pegoraro, Trávníček, Pavel M   +84 more
core   +1 more source

Experimental Study of The Performance of The Dual Purpose Solar Collector [PDF]

Engineering and Technology Journal, 2014
In the present work, experimental study has been done to estimate the performance of solar heating system by air-water (Dual) solar collector. Flat plate dual solar collector with dimensions (120 cm length, 80 cm width and 15 cm thickness) has been used ...
Ahmed A. Mohammed Saleh, Maytham A. Jasim   +1 more
doaj   +1 more source

A Review on Techno-Economic Assessment of Solar Water Heating Systems in the Middle East

Energies, 2021
Currently, the economy of Middle Eastern countries relies heavily on fossil fuel sources. The direct and indirect adverse consequences of fossil fuel utilization for power generation enforce the region’s countries to raise the share of renewable energy ...
Mehran Dehghan, Carlos F. Pfeiffer, Elyas Rakhshani, Reza Bakhshi-Jafarabadi   +3 more
doaj   +1 more source

Identifying Key Factors in Determining Disparities in Energy Consumption in China: A Household Level Analysis

Energies, 2021
With the rapid progress of socio-economic development and urbanization in China, a wide variety of literature has focused on the phenomenon of energy-consumption disparity, which in turn could be related to numerous fundamental energy dilemmas that China
Ling Yang, Kai Zhao, Yankai Zhao, Mengyuan Zhong   +3 more
doaj   +1 more source