Results 81 to 90 of about 243,473 (208)

Energy use in residential buildings: Impact of building automation control systems on energy performance and flexibility [PDF]

, 2019
This work shows the results of a research activity aimed at characterizing the energy habits of Italian residential users. In detail, by the energy simulation of a buildings sample, the opportunity to implement a demand/response program (DR) has been ...
DE SANTOLI, Livio, LO BASSO, Gianluigi, Mancini, Francesco   +2 more
core   +1 more source

Cooling Performance of Impingement–Effusion Double-Wall Configurations Under Atmospheric and Elevated Pressures

Applied Sciences
The combustor liner of the modern aero-engine operates under extreme thermal loads with limited coolant supply, necessarily making efficient cooling approaches important.
Rongxing Zhang, Wei Li, Jianbai Jiang, Xudong Lang, Jinxin Dai, Tianyou Lian, Xiaoxiang Shi, Wei Li   +7 more
doaj   +1 more source

Assessment of construction cost reduction of nearly zero energy dwellings in a life cycle perspective [PDF]

, 2019
Concerning Nearly Zero Energy Buildings, it is important to guarantee energy efficiency, thermal comfort and indoor environmental quality, while keeping construction and operational costs low.
Mattoni, B., Zinz, i. M.
core   +1 more source

Improving photovoltaic module efficiency using water sprinklers, air fans, and combined cooling systems

EPJ Photovoltaics
This research investigates the essential role of cooling systems in optimizing the performance of photovoltaic panels, particularly in hot climates. Elevated temperatures on the back surface of photovoltaic panels pose a challenge, potentially reducing ...
Al-Masalha Ismail, Alsabagh Abdel Salam, Badran Omar, Alkawaldeh Naim, Abu-Rahmeh Taiseer M., Al Alawin Aiman   +5 more
doaj   +1 more source

The removal of thermally aged films of triacylglycerides by surfactant solutions [PDF]

, 2013
Thermal ageing of triacylglycerides (TAG) at high temperatures produces films which resist removal using aqueous surfactant solutions. We used a mass loss method to investigate the removal of thermally aged TAG films from hard surfaces using aqueous ...
B-H Chen, B-H Chen, CA Miller, CP Tan, CP Tan, E Choe, EJ Alameda, EJ Alameda, EJ Alameda, EP Kalogianni, JP Guthrie, K Gotoh, KH Raney, M Tsubouchi, OC Johnson, P Mukherjee, Paul D. I. Fletcher, PS Hess, T Hilditch, Timothy S. Dunstan, VW Reid, WJ Muizbelt, WR Lewis   +22 more
core   +1 more source

Conjugate Heat Transfer and Thermal Stress Analysis of a Gas Turbine Double-Wall Cooling System with a Diamond-Type TPMS Effusion

Energies
This research numerically investigates the cooling performance of Diamond-type triply periodic minimal surface (TPMS) networks as a gas turbine effusion cooling layer, augmented with various jet impingement configurations. The study analyzes the internal
Kirttayoth Yeranee, Chao Xu, Yuli Cheng, Yu Rao   +3 more
doaj   +1 more source

Improving Engine Cooling Performance through Slotted Fin Design: A Steady-State Thermal Analysis Study [PDF]

Journal of Heat and Mass Transfer Research
The engine fin is an essential component that significantly impacts the cooling system's effectiveness and overall performance. Although the engine fin is used to dissipate heat generated, an attempt to enhance the effective surface area for the fin ...
N. Muthuram, Brajesh Kumar Kanchan, K. U. Ajith Kumar   +2 more
doaj   +1 more source

Scenarios of energy efficiency and CO2 emissions reduction potential in the buildings sector in China to year 2050 [PDF]

, 2018
As China’s rapid urbanization continues and urban dwellers become more affluent, energy use in buildings is expected to grow. To understand how this growth can be slowed, we explore four scenarios for Chinese buildings, ranging from a high-energy-demand ...
Feng, W, Ke, J, Khanna, N, Levine, M, Zhou, N   +4 more
core  

Wiener filter reloaded: fast signal reconstruction without preconditioning

, 2017
We present a high performance solution to the Wiener filtering problem via a formulation that is dual to the recently developed messenger technique.
Lavaux, Guilhem, Ramanah, Doogesh Kodi, Wandelt, Benjamin D.   +2 more
core   +2 more sources

Use of cooling air heat exchangers as replacements for hot section strategic materials [PDF]

Because of financial and political constraints, strategic aerospace materials required for the hot section of future engines might be in short supply.
Gauntner, J. W.
core   +1 more source