Zobrazeno 1 - 10
of 36
pro vyhledávání: '"Angel D. Ramirez"'
Autor:
Mayra L. Pazmiño, Medelyne Mero-Benavides, Daniel Aviles, Ana María Blanco-Marigorta, Diana L. Tinoco, Angel D. Ramirez
Publikováno v:
Cleaner Environmental Systems, Vol 12, Iss , Pp 100174- (2024)
Nowadays, coffee is a popular beverage globally and one of the largest traded commodities. Conventional instant coffee production requires energy and water, producing coffee bagasse (biomass) as an agro-industrial residue. This residue, spent coffee
Externí odkaz:
https://doaj.org/article/6710a3874c054982bcef02f72e23ccac
Autor:
Noor Yaseen, Stefany Alcivar-Bastidas, Muhammad Irfan-ul-Hassan, Daniel M. Petroche, Asad Ullah Qazi, Angel D. Ramirez
Publikováno v:
Heliyon, Vol 10, Iss 3, Pp e25056- (2024)
The use of Supplementary Cementitious Materials (SCMs) or industrial wastes as a partial replacement for cement in the production of concrete is an urgent need in the construction industry due to cement's growing environmental challenges and rising c
Externí odkaz:
https://doaj.org/article/2c7c35a3c11d485cb966b18d2a37f105
Autor:
Christian R. Parra, Angel D. Ramirez, Luis Manuel Navas-Gracia, David Gonzales, Adriana Correa-Guimaraes
Publikováno v:
Agriculture, Vol 13, Iss 1, p 186 (2023)
Most climate change mitigation scenarios rely on the incremental use of biomass as energy feedstock. Therefore, increasing the share of alternative sustainable energy sources as biomass is crucial to provide both peak and base electricity loads in fu
Externí odkaz:
https://doaj.org/article/313e9c63e11c4bd48b21399de5961eec
Publikováno v:
Foods, Vol 11, Iss 20, p 3288 (2022)
Ecuador is one of the largest banana exporters in the world. This sector generates wealth and employment in the country. Life cycle method tools support finding critical points and improvement measures in systems. In this study, the Ecuadorian banana
Externí odkaz:
https://doaj.org/article/75aac3a23f0d44ff8b35d600e3fda4e6
Publikováno v:
Energies, Vol 15, Iss 15, p 5421 (2022)
The present study compiles a life cycle inventory for Ecuadorian sugarcane-derived ethanol production to quantify its environmental performance and identify the life cycle stages that cause major impacts. The scope of this study encompasses a cradle-
Externí odkaz:
https://doaj.org/article/e97388883b7d4f07bc1686a736e112e9
Autor:
Daniel M. Petroche, Angel D. Ramirez
Publikováno v:
Buildings, Vol 12, Iss 3, p 311 (2022)
Concrete is the most-used material in the construction industry, and the second most-used after water. Cement is the main component of concrete. A total of 8% of global CO2 emissions correspond to the cement industry; CO2 is the main greenhouse gas c
Externí odkaz:
https://doaj.org/article/0141d9c08e5f476b9f5200d8998f1765
Autor:
Manuel Fiallos-Cárdenas, Angel D. Ramirez, Simón Pérez-Martínez, Hugo Romero Bonilla, Marco Ordoñez-Viñan, Omar Ruiz-Barzola, Miguel A. Reinoso
Publikováno v:
Resources, Vol 10, Iss 12, p 121 (2021)
Bananas are one of the most important crops worldwide. However, a large amount of residual lignocellulosic biomass is generated during its production and is currently undervalued. These residues have the potential to be used as feedstock in bio-based
Externí odkaz:
https://doaj.org/article/d21f634aed2e46cb90cf4900e36c62ba
Autor:
Andrea J. Boero, Kevin Kardux, Marina Kovaleva, Daniel A. Salas, Jacco Mooijer, Syed Mashruk, Michael Townsend, Kevin Rouwenhorst, Agustin Valera-Medina, Angel D. Ramirez
Publikováno v:
Energies, Vol 14, Iss 20, p 6721 (2021)
In recent years, several researchers have studied the potential use of ammonia (NH3) as an energy vector, focused on the techno-economic advantages and challenges for full global deployment. The use of ammonia as fuel is seen as a strategy to support
Externí odkaz:
https://doaj.org/article/bf4fb83d262c4ff4a6e31fe7e400db9b
Autor:
Christian R. Parra, Adriana Corrêa-Guimarães, Luis Manuel Navas-Gracia, Ricardo A. Narváez C., Daniel Rivadeneira, Darío Rodríguez, Angel D. Ramirez
Publikováno v:
Applied Sciences, Vol 10, Iss 11, p 3806 (2020)
Energy security on islands is a challenging issue due to their isolation from energy markets and fossil fuel dependence. In addition, islands’ average energy intensity has increased in recent years due to economic development. This research explore
Externí odkaz:
https://doaj.org/article/5e09341439954654b2b5f4c1d0ed8b50
Publikováno v:
Transportation Research Part D: Transport and Environment. 118:103718