Results 121 to 130 of about 49,830 (235)
Revista de História da Educação Matemática, 2016 Trata-se de um estudo histórico que tem por objetivo discutir o misto de conservação e inovação nas orientações de ensino, em programas oficiais, guias pedagógicos ou manuais de orientação didática e produção de materiais didáticos para o ensino de ...
Mariliza Simonete Portela +1 more
doaj
Análisis de la producción de carbonilla en la cámara de combustión de un motor diésel Isuzu 4JB1 2.8, con el uso de diésel Pemium y iodiesel a base de higuerilla B10 [PDF]
, 2018 Analizar la producción de carbonilla en la cámara de combustión del motor diésel ISUZU 4JB1 2.8 con el empleo de diésel Premium y biodiésel a base de higuerilla B10 en condiciones controladas.El problema aborda parte de una problemática existente en la ...
Jácome Sandoval, Walter Augusto
core
Smart Parking Systems: A Review of Optimization Techniques and Technological Advances
Energy Science &Engineering, EarlyView.This review highlights optimization techniques and recent technological advances in smart parking systems, emphasizing their role in enhancing efficiency, reducing congestion, and improving user experience. It provides insights into innovative approaches that shape the future of sustainable and intelligent urban mobility. ABSTRACT In heavily populated,
Amirhossein Khosravi Sarvenoee +5 more
wiley +1 more source
Energy Science &Engineering, EarlyView.This graphical abstract presents a solar‐powered reverse osmosis (RO) system for the Sundarbans, Bangladesh. Mechanistic modeling reveals a critical seasonal mismatch: during the monsoon, feed water salinity peaks (24.8 ppt) while solar irradiance drops significantly.
Debasish Sarker +3 more
wiley +1 more source
A APROPRIAÇÃO DA MATEMÁTICA MODERNA NA ESCOLA TÉCNICA FEDERAL DO PARANÁ NAS DÉCADAS DE 60 e 70
Revista Diálogo Educacional, 2008 The subject of this text is the appropriation of the New Math on the Federal Technical School of Paraná (in Portuguese - ETFPR) in 1960 and 1970 decades, which was the top period of dissemination of the New Math Movement (NMM). The NMM main objective was
Neuza Bertoni Pinto +1 more
doaj
Conversión catalítica utilizando zeolitas: producción de diésel y otros hidrocarburos
, 2013 La presente revisión bibliográfica, muestra la situación actual de las investigaciones de conversión catalítica de hidrocarburos y compuestos orgánicos a través de “zeolitas”, estos compuestos fueron ampliamente estudiados en décadas pasadas por sus ...
Cárdenas Sanz, Johan Moisés
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Energy Science &Engineering, EarlyView.Waste plastic oil–diesel blends enhanced with Al2O3 nanoparticles were experimentally evaluated in a compression ignition engine under varying injection timings and modeled using artificial neural networks (ANNs). The optimized WP20PD + 1000 ppm blend improved brake thermal efficiency and reduced fuel consumption, while ANN prediction achieved high ...
Dudekula Jamal Basha +6 more
wiley +1 more source
Alexandria, 2013 O artigo objetiva discutir articulações teórico-metodológicas do estudo histórico comparativo que buscou compreender impactos do Movimento da Matemática Moderna na cultura escolar de duas escolas técnicas industriais, uma brasileira e outra portuguesa ...
Neuza Bertoni Pinto +1 more
doaj
, 2010 El objetivo principal de la presente tesis doctoral es la determinación de los HCG e HAP asociados a las partículas, emitidos por un motor diésel utilizando diversos combustibles de origen renovable.
Lyons Chima, Lisbeth
core
Energy Science &Engineering, EarlyView.This study uses response surface methodology to optimize Jojoba biodiesel blended with BaTiO3 nanoparticles in a single‐cylinder diesel engine. Results show that ~48.95–51.31 ppm of BaTiO3 achieves balanced performance and emission, decreasing CO and NOx while increasing torque and brake thermal efficiency.
Arif Savaş +4 more
wiley +1 more source