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Complementary Methodology for Energy Efficiency Ratio-Based Assessments with Change-Point Model Parameters

open access: yesBuildings, 2023
The energy consumption of existing buildings is not only affected by their physical features but also by their business activities (e.g., operating hours, number of workers, and climate).
Hye Gi Kim, Sun Sook Kim
doaj   +3 more sources

The Effect of Building Aspect Ratio on Energy Efficiency: A Case Study for Multi-Unit Residential Buildings in Canada

open access: yesBuildings, 2014
This paper examines the energy consumption of varying aspect ratio in multi-unit residential buildings in Canadian cities. The aspect ratio of a building is one of the most important determinants of energy efficiency.
Philip McKeen, Alan S. Fung
doaj   +4 more sources

Energy efficiency ratio in the combustion of briquettes in wood ovens

open access: yesENSUS2023 - XI Encontro de Sustentabilidade em Projeto, 2023
Briquettes are ecological firewood, derived from the drying and pressing under pressure and high temperature of sawdust and wood dust. In recent decades, the search for sustainability and the green economy has increased significantly. As a result, several studies and scientific projects have been designed to increase energy production from renewable
João Gabriel Brunetto Kopsel   +2 more
openaire   +2 more sources

Seasonal energy efficiency ratio of regenerative indirect evaporative coolers—Simplified calculation method

open access: yesApplied Thermal Engineering, 2023
Evaporative-cooling technology is a promising alternative to conventional air-cooling systems that are based on using direct expansion units in terms of energy efficiency. Seasonal energy efficiency ratio (SEER) calculation methodologies and standards for these air-cooling systems remain limited.
Romero-Lara, María Jesús   +2 more
openaire   +4 more sources

CVT discrete speed ratio optimizations based on energy efficiency for PHEV

open access: yesAlexandria Engineering Journal, 2022
The continuous speed ratio of the continuously variable transmission (CVT) changed rapidly, which made the quantity of oil intake and discharge of hydraulic system vary frequently, resulting in large energy loss and reduction in vehicle economy.
Jianjun Hu   +3 more
doaj   +2 more sources

Energy Efficiency of Oat:Pea Intercrops Affected by Sowing Ratio and Nitrogen Fertilization

open access: yesAgronomy, 2022
This study analyzed energy input (direct and indirect), energy output, net-energy output, energy use efficiency, energy intensity, and the energy productivity of oat:pea intercrops as affected by sowing ratio (oat:pea (%:%): 100:0, 75:25, 50:50, 25:75, 0:
Gerhard Moitzi   +4 more
doaj   +2 more sources

Sample-efficient gear-ratio optimization for biomechanical energy harvester [PDF]

open access: yesInternational Journal of Intelligent Robotics and Applications, 2021
13 pages, 11 ...
Taisuke Kobayashi   +2 more
openaire   +2 more sources

LIGHTING HYGIENE, MELANOPIC DAYLIGHT EFFICACY RATIOS AND ENERGY EFFICIENCY

open access: yesCIE x050:2023 Proceedings of the 30th Session of the CIE, Ljubljana, Slovenia, September 15 – 23, 2023, Volume 1, 2023
The second Manchester Workshop recommended minimum daytime eye-level exposures to light, and evening and night-time maximums, in terms melanopic equivalent daylight illuminance (melanopic EDI). In integrative lighting and healthy light hygiene regimes, the evening calls for lights with low melanopic daylight efficacy ratios (melanopic DERs) to realize ...
Price, Luke L.A., Schlangen, Luc J.M.
openaire   +3 more sources

Effects of Pellet and Mash Diets of Mesquite Fruit (Prosopis juliflora) on Performance, Energy and Protein Efficiency Ratio and Intestinal Morphology of Broiler Chickens [PDF]

open access: yesPoultry Science Journal, 2020
The primary aim of this study was to assay the influence of pellet and mash diets supplemented with different levels of mesquite fruit on performance, energy and protein efficiency ratio, carcass characteristics, and intestinal morphology of broiler ...
E Mohammadi Kootiyani   +3 more
doaj   +1 more source

Comparative analysis of air-to-water and ground source heat pumps performances

open access: yesInternational Journal of Sustainable Energy, 2021
A comparative analysis of the Coefficient of Performance (COP) and the Energy Efficiency Ratio (EER), based on the technical data of 430 different models of air-to-water heat pumps (AWHPs) as well ground-source heat pumps (GSHPs), at certain conditions ...
Georgios A. Mouzeviris   +1 more
doaj   +1 more source

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