Results 21 to 30 of about 3,747 (113)

Modelling and parameter estimation of a two-stage anaerobic digestion system for the treatment of tequila vinasses

open access: yes, 2013
The estimation of kinetic parameters and yield coefficients of a two-stage anaerobic digestion model based on experimental data obtained from the treatment of tequila vinasses is considered in this paper. The proposed model is derived from mass balances of two fixed-bed up-flow bioreactors where the acidogenic phase takes place in the first bioreactor,
Robles Rodriguez, C.E.   +4 more
core   +3 more sources

Multispectral and Thermal Imaging for Assessing Tequila Vinasse Evaporation: Unmanned Aerial Vehicles and Satellite-Based Observations

open access: yesProcesses
This work aims to assess the droplets produced by a novel evaporation process, proposed as an alternative for managing tequila vinasses, using a spectral camera with three spectral bands and a thermal camera mounted on an unmanned aerial vehicle (UAV). High-resolution satellite images with seven spectral bands complemented this characterization.
Jesús Gabriel Rangel-Peraza   +3 more
openaire   +2 more sources

Dark Fermentation Process Response to the Use of Undiluted Tequila Vinasse without Nutrient Supplementation [PDF]

open access: yesSustainability, 2021
The technical feasibility of valorizing tequila vinasse (TV), a wastewater with high pollution potential, through the production of biogenic hydrogen via dark fermentation, has long been proven in diverse lab-scale reactors that were operated either in batch or continuous mode.
Juan José Rodríguez-Reyes   +3 more
openaire   +1 more source

Distilling agro‐extractivism: Agave and tequila production in Mexico

open access: yesJournal of Agrarian Change, Volume 21, Issue 2, Page 219-241, April 2021., 2021
Abstract This article seeks to challenge the notion that the concept of agro‐extractivism be restricted to crops destined for export with little or no processing. Based on a study of agave and tequila production in Mexico, it argues that the domestic processing of biomass does not change nor necessarily compensate for the negative social and ...
Darcy Tetreault   +2 more
wiley   +1 more source

Tequila: A platform for rapid development of quantum algorithms

open access: yes, 2023
Update madness_interface.py (#273) fixing a bug that appears when n_pno is set manually and is smaller than the number of electron pairs. Example N2 with n_pno=3 (triple bond only). Maxrank was then set to zero.
Verteletsky, Vladislav   +18 more
core   +2 more sources

Food waste conversion to microbial polyhydroxyalkanoates

open access: yesMicrobial Biotechnology, Volume 10, Issue 6, Page 1338-1352, November 2017., 2017
Food wastage is a global issue and therefore harbors immense potential to create valuable bioproducts. This article's main focus is to examine the state of the art of converting food‐derived waste into carbon substrates for microbial metabolism and subsequent conversion into PHAs.
Chad Nielsen   +4 more
wiley   +1 more source

Biogenic Hydrogen Conversion of De‐Oiled Jatropha Waste via Anaerobic Sequencing Batch Reactor Operation: Process Performance, Microbial Insights, and CO2 Reduction Efficiency

open access: yesThe Scientific World Journal, Volume 2014, Issue 1, 2014., 2014
We report the semicontinuous, direct (anaerobic sequencing batch reactor operation) hydrogen fermentation of de‐oiled jatropha waste (DJW). The effect of hydraulic retention time (HRT) was studied and results show that the stable and peak hydrogen production rate of 1.48 L/L*d and hydrogen yield of 8.7 mL H2/g volatile solid added were attained when ...
Gopalakrishnan Kumar   +3 more
wiley   +1 more source

Biohydrogen production from tequila vinasses using a fixed bed reactor

open access: yesWater Science and Technology, 2014
In Mexico, the industrial production of tequila leads to the discharge of more than 31.2 million of m3 of vinasse, which causes serious environmental issues because of its acidity, high organic load and the presence of recalcitrant compounds. The aim of this research was to study the feasibility of a fixed bed reactor for the production of biohydrogen ...
Germán, Buitrón   +2 more
openaire   +2 more sources

Detoxification of tequila vinasse by Trametes sanguineus: a biotechnological approach to laccase production and water reuse in seedling growth

open access: yesEnvironmental Science and Pollution Research, 2023
Abstract Tequila vinasse, a by-product generated during agave fermentation, is a wastewater characterized by its dark color and composition, which includes water, alcohol, sugars, phenolic compounds, proteins, among others. Its high chemical oxygen demand (COD) and pH levels classify it as hazardous to the soil, plants, and aquatic organisms ...
Karla Verónica Teymennet-Ramírez   +3 more
openaire   +2 more sources

Advances in Low‐Carbon Hydrogen Production via Anaerobic Digestion: A Review of the Processes, Challenges, and Future Perspectives

open access: yesInternational Journal of Chemical Engineering, Volume 2026, Issue 1, 2026.
Hydrogen production through anaerobic fermentation has gained prominence among researchers as a promising ecological route, capable of combining the treatment of highly polluting waste with the generation of a clean fuel. Hydrogen is considered a strategic energy carrier for the transition and restructuring of the global energy matrix, as it is a ...
Adrielle S. dos Santos   +6 more
wiley   +1 more source

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