Results 101 to 110 of about 49,830 (235)

Establecimiento de un laboratorio turbo diésel y centro de capacitación [PDF]

open access: yes, 2019
Diesel engines are found in all sorts of vehicles and machinery that are at work in different areas such as: public and private transport, construction, generation of electricity, amongst others.
Espinosa Garner, Moreno Benavides, María Elena Amanda
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Producción de green diésel a partir de aceite de pollo y evaluación de propiedades en frío en mezclas con diésel petroquímico [PDF]

open access: yes, 2020
RESUMEN: Con el fin de producir Green Diesel, utilizando como materia prima el aceite de pollo, y evaluar las propiedades en frío de diferentes mezclas con diésel petroquímico, se realiza inicialmente una revisión bibliográfica exhaustiva que permite ...
Ortiz Oyola, Otto Armando
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Photothermal–Magnetocaloric Coupled Evaporators for Actively Adjustable Water Evaporation and Oil–Water Purification in Complex Environments

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A photothermal–magnetocaloric coupled aerogel evaporator is developed for actively adjustable water evaporation in complex environments. Magnetocaloric heating provides active energy compensation under low‐light conditions and disrupts interfacial hydrogen‐bond networks to promote evaporation.
Jingbo He   +8 more
wiley   +1 more source

Desenvolvimento e dignidade humana: complementaridade de duas dimensões da linguagem

open access: yesReflexão & Ação, 2013
O artigo aborda o conceito de desenvolvimento como liberdade e suas implicações na ampliação da dignidade da vida humana, especialmente no que se refere às escolhas possíveis, a partir de dois economistas contemporâneos que, com dimensões distintas da ...
Giana Diesel Sebastiany   +1 more
doaj  

Simulación 3D-CFD del proceso de inyección de chorros diésel que tiene lugar en la cámara de combustión de motores diésel common rail

open access: yes, 2013
Consulta en la Biblioteca ETSI Industriales (8121)[ES] El proyecto tiene la finalidad de estudiar topologías de mallas y definir criterios que permitanseleccionar las mas adecuadas para llevar a cabo la simulación del chorro diésel lagrangiano (fase ...
Boudahla, Mohammed Karim
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Assessment of the effects of microwave‐produced biodiesel blends on electric generator performance and emissions

open access: yesEnvironmental Progress &Sustainable Energy, EarlyView.
Abstract Biodiesels are emerging as alternatives to diesel fuel. However, to be a feasible solution, biodiesels must meet strict criteria including high efficiency and minimal environmental impact. The current study focuses on evaluating ethyl ester biodiesel and its blends with diesel fuel to assess their potential.
Ilham Yahya   +6 more
wiley   +1 more source

A numerical study of the effects of various diesel fuel types on the performance of single-cylinder diesel engines

open access: yesAl-Qadisiyah Journal for Engineering Science
The present study examines numerically the combustion, performance, and emissions parameters of diesel engines powered by different grades of diesel. The Diesel-RK software version 4.3.0.189 is used to simulate the combustion process with a multi-zone ...
Wisam Jasim Kadhim Al-Obaidi   +1 more
doaj   +1 more source

Emisión de gases de vehículo experimental diésel-biodiésel

open access: yes, 2014
Revista de la Universidad del Valle de Guatemala. Artículo de investigación. Centro de Procesos Industriales, Instituto de Investigaciones, Universidad del Valle de Guatemala ( 64-67p.)Se ha notado una reducción de hasta el 71.58 % en las emisiones de ...
Zambrano Ruano, Gamaliel   +2 more
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Operational and environmental barriers to centralized composting in two small Brazilian municipalities: A longitudinal study

open access: yesEnvironmental Progress &Sustainable Energy, EarlyView.
Abstract Municipal solid waste management in small cities faces severe logistical and financial barriers regarding organic fraction treatment. This study evaluates biological selective collection in two small Brazilian municipalities (Astorga and Sabáudia), comparing dynamics between gated communities (GC) and public thoroughfares (PT) over an annual ...
André Razente   +3 more
wiley   +1 more source

Estudio experimental de los parámetros de funcionamiento de un motor diésel con B10 [PDF]

open access: yes, 2018
Para la obtención del biocombustible que es una fuente de energía alternativa para la industria automotriz, realizando un estudio experimental en un motor Diésel con bomba rotativa VP44 la cual contribuye un alto rendimiento y una máxima eficiencia al ...
Urresta Revelo, Darwin Bolívar   +1 more
core  

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