Results 71 to 80 of about 101,645 (198)

Evaluation of the energy impact of PCM tiles in an Airport Terminal Departure hall [PDF]

open access: yes, 2013
Copyright @ 2013 CIBSEIn most past studies, passive PCM (phase change materials) systems have been tested for relatively small office spaces where the airflow is of minimal consequence in the overall energy consumption of the space.
Gowreesunker, BL, Tassou, SA
core  

Self-induced suppression of collective neutrino oscillations in a supernova

open access: yes, 2011
We investigate collective flavor oscillations of supernova neutrinos at late stages of the explosion. We first show that the frequently used single-angle (averaged coupling) approximation predicts oscillations close to, or perhaps even inside, the ...
Duan, Huaiyu, Friedland, Alexander
core   +1 more source

The Application of U-shape Heat Pipe Heat Exchanger to Reduce Relative Humidity for Energy Conservation in Heating, Ventilation, and Air Conditioning (HVAC) Systems

open access: yesInternational Journal of Technology, 2019
Hospitals consume large amounts of energy, especially in their heating, ventilation, and air conditioning (HVAC) systems due to the special requirements for ensuring healthy, comfortable, and safe environmental conditions.
Aliefka Satria Kusumah   +4 more
doaj   +1 more source

HVAC Systems Heat Recovery with Multi-Layered Oscillating Heat Pipes

open access: yesJournal of Mechanical Engineering, 2019
The aim of this work is to investigate a heat performance of a Multi-Layered Oscillating Heat Pipes Heat Exchanger (ML-OHPHE) for the application of heat recovery in heating, ventilation and air conditioning systems (HVAC systems).
Kabát Juraj   +2 more
doaj   +1 more source

Analysis of brain activity during local hot-cold stimulus using near-infrared spectroscopy (Analysis of brain activity during pain stimulus by cold stimulus)

open access: yesNihon Kikai Gakkai ronbunshu, 2015
Methods such as the Predicted Mean Vote and Standard New Effective Temperature were developed to evaluate thermal comfort. However, radiation and convection of heat due to factors such as sunlight or air cycle are strong in indoor environments. Moreover,
Lei HOU   +2 more
doaj   +1 more source

BUILDING ENVELOPE AND INTERIOR GRADING SYSTEMS AND METHODS [PDF]

open access: yes, 2015
A difference module determines differences between an out door ambient temperature and an indoor temperature, deter mines a first average of the differences, and determines a second average of the differences.
Alsaleem, Fadi Mohammad
core   +1 more source

Development of an Exergy-Rational Method and Optimum Control Algorithm for the Best Utilization of the Flue Gas Heat in Coal-Fired Power Plant Stacks

open access: yesEnergies, 2019
Waste heat that is available in the flue gas of power plant stacks is a potential source of useful thermal power. In reclaiming and utilizing this waste heat without compromising plant efficiency, stacks usually need to be equipped with forced-draught ...
Birol Kılkış
doaj   +1 more source

Energy performance assessment of HVAC systems by inspection and monitoring [PDF]

open access: yes, 2010
The paper discusses the collection and processing of energy performance data as part of the inspection of HVAC systems, aimed at identifying technically feasible and cost-effective Energy Conservation Opportunities (ECO), as required by EPBD.
Masoero, Marco Carlo   +2 more
core  

Autonomic Management Architecture for Multi-HVAC Systems in Smart Buildings

open access: yesIEEE Access, 2019
This article proposes a self-managing architecture for multi-HVAC systems in buildings, based on the “Autonomous Cycle of Data Analysis Tasks” concept.
J. Aguilar   +5 more
doaj   +1 more source

Development and Verification of Microclimate Control System for Enhanced Driver Comfort and Safety Based on Skin Resistance Measurements

open access: yesActa Technologica Agriculturae
This study deals with the design and construction of a device that enhances driver comfort and safety by automatically adjusting the microclimate in the vehicle cabin based on real-time skin resistance measurements.
Kollárik Rastislav   +3 more
doaj   +1 more source

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