Results 31 to 40 of about 1,076,029 (199)

Tecnologias de produção de frio: estudo e análise de medidas de eficiência energética [PDF]

open access: yes, 2015
Ao longo dos últimos anos tem sido crescente a preocupação com os consumos energéticos, sendo necessário intervir de forma a reduzir os consumos e assim manter a sustentabilidade do planeta. A indústria alimentar é dos setores mais importantes, sendo os
Barrias, Fernando   +2 more
core   +2 more sources

Método de sumas ponderadas para selección de sistemas energéticos no convencionales

open access: yes, 2017
espanolUna buena parte de las actividades humanas emplea energia la cual proviene de origen hidrico o de combustibles fosiles. Sin embargo, la disminucion en la cantidad de agua disponible, los cambios en la calidad del aire y otros deterioros ...
M. S. Guzmán   +3 more
semanticscholar   +1 more source

Modelo de dimensionamento otimizado para sistemas energéticos renováveis em ambientes rurais

open access: yes, 2005
The purpose of this research was to develop a methodology for sizing integrated renewable energy systems, useful for rural areas, using simulation and optimization tools developed in MATLAB 6.0.
C. Nogueira, Hans Helmut Zürn
semanticscholar   +1 more source

Estudio PRECOST&E: evaluación de los costes constructivos y consumos energéticos derivados de la calificación energética en un edificio de viviendas situado en Madrid [PDF]

open access: yes, 2014
Este artículo presenta un caso de estudio en el que, mediante la calificación energética, se relacionan la eficiencia energética de un edificio, sus costes de construcción y sus consumos energéticos.
García Navarro, Justo   +2 more
core   +2 more sources

Mapa Curricular de la Licenciatura de Ingeniería en Sistemas Energéticos Sustentables [PDF]

open access: yes, 2010
Mapa Curricular de la Licenciatura de Ingeniería en Sistemas Energéticos Sustentables ...
Universidad Autónoma del Estado de México, UAEM
core  

Dual Role of Ti3C2Tx MXene in Li–S Batteries: Cathode Additive and Separator Modifier for Enhanced Performance

open access: yesAdvanced Functional Materials, Volume 36, Issue 29, 9 April 2026.
Ti3C2Tx MXene has been novelly proposed as a simultaneous bifunctional material in Li‐S battery cathodes and separators. The synergistic effect of this material demonstrates significant improvements in electrochemical performance, reaching initial areal capacity values close to 6 mAh cm−2 with ultra‐high sulfur loading of 9 mg cm−2 and ultra‐high ...
Álvaro Bonilla   +7 more
wiley   +1 more source

Comparative and Sensibility Analysis of Cooling Systems

open access: yesEnergies
As the global average temperature has increased due to climate change, the use of air conditioning equipment for cooling homes has become more popular.
Érick-G. Espinosa-Martínez   +3 more
doaj   +1 more source

Testing of multidimensional tectonomagmatic discrimination diagrams on fresh and altered rocks

open access: yesGeologica Carpathica, 2016
We evaluated 55 multidimensional diagrams proposed during 2004-2013 for the tectonic discrimination of ultrabasic, basic, intermediate, and acid magmas.
Rivera-Gómez M. Abdelaly   +1 more
doaj   +1 more source

Teoria de Juegos Aplicado a Sistemas Energéticos [PDF]

open access: yes, 2013
Anais do II Encontro de Iniciação Científica e de Extensão da Unila - Sessão de Física, Matemática e Ciência da Computação - 03/07/13 – 13h30 às 18h30 - Unila-PTI - Bloco 03 – Espaço 03 – Sala 01La energ ́ ıa el ́ectrica es una fuente de infinidad de ...
Chumpitaz Huamaní, Anthony Jair   +1 more
core  

Community‐driven variations in snow algae color modulate snow albedo reduction

open access: yesNew Phytologist, Volume 249, Issue 4, Page 1739-1752, February 2026.
Summary Snow algae blooms visibly alter snow color and surface energy balance, yet the biological basis of this variability remains unclear. We investigated how pigment composition and community structure shape the optical properties of snow algae blooms of distinct colors – red, orange, and green – co‐occurring within the same snowfield in Glacier ...
Pablo Almela   +4 more
wiley   +1 more source

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