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Some of the next articles are maybe not open access.

Uma abordagem analítica do problema da dispersão de contaminantes em rios e canais

Proceeding Series of the Brazilian Society of Computational and Applied Mathematics
exaly  

Obtaining Biodiesel from Fat Extracted from Solid Waste Produced in the Fleshing Stage of Leather Manufacturing

open access: yesIngeniería e Investigación, 2023
Tallow is produced in leather manufacturing, particularly in the fleshing stage. It contains large amounts of fat, which, in most industrial plants, pollutes water and soil due to poor disposal.
Angel Diaz Burgos   +4 more
doaj   +1 more source

Transient Differentiation Maximum Power Point Tracker (Td-MPPT) for Optimized Tracking under Very Fast-Changing Irradiance: A Theoretical Approach for Mobile PV Applications

open access: yesApplied Sciences, 2022
This work presents an algorithm for Maximum Power Point Tracking (MPPT) that measures transitory states to prevent drift issues and that can reduce steady-state oscillations.
Roberto I. Rico-Camacho   +4 more
doaj   +1 more source

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