Results 21 to 30 of about 6,891,830 (344)
Applicability of displacement ventilation and impinging jet ventilation system to heating operation
Japan Architectural Review, 2021 This study aims to acquire an understanding of the fundamental feature of IJV and DV under heating operation. Full‐scale experiments were conducted under these two different systems and supply air conditions along with temperature distribution and ...
Haruna Yamasawa +5 more
doaj +1 more source
Energies, 2018 Heating and cooling in buildings is a central aspect for adopting energy efficiency measures and implementing local policies for energy planning. The knowledge of features and performance of those existing systems is fundamental to conceiving realistic ...
Michel Noussan, Benedetto Nastasi
doaj +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 +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 +3 more
doaj +1 more source
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 +3 more
doaj +1 more source
Parametric Investigation of a Ground Source CO2 Heat Pump for Space Heating
Energies, 2021 The objective of the present study is the parametric investigation of a ground source heat pump for space heating purposes with boreholes. The working fluid in the heat pump is CO2, and the geothermal field includes boreholes with vertical heat ...
Evangelos Bellos, Christos Tzivanidis
doaj +1 more source
Buildings, 2023 With the implementation of clean heating and the outbreak of COVID-19, stratum ventilation with both energy-saving and healthy indoor environments has become a research hotspot.
Yanhui Mao +4 more
doaj +1 more source
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
Diagnosing the time-dependence of active region core heating from the emission measure: I. Low-frequency nanoflares [PDF]
, 2012 Observational measurements of active region emission measures contain clues to the time-dependence of the underlying heating mechanism. A strongly non-linear scaling of the emission measure with temperature indicates a large amount of hot plasma relative
Bradshaw +23 more
core +2 more sources
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 +2 more
doaj +1 more source