RSM modelling and yield prediction of base-catalyzed transesterification of pumpkin-seed oil to biodiesel: artificial neural network, kinetics, and thermodynamics DOI

Chika Vincent Isichei,

Prosper Eguono Ovuoraye, Chinenye Adaobi Igwegbe

et al.

Biofuels, Journal Year: 2025, Volume and Issue: unknown, P. 1 - 19

Published: Jan. 13, 2025

The study examined the extraction of bio-oil from pumpkin seed and compared optimization production Fatty acid ethyl ester (FAEE) via transesterification process using Response Surface Methodology (RSM), Artificial Neural Network (ANN). This research uniquely highlights utilization oil, a non-edible sustainable feedstock, combines RSM ANN methodologies to enhance precision biodiesel optimization. experiment was conducted at 60 min reaction time under varying temperature ranges, catalyst weight, stirrer speed, ethanol-oil molar ratio. optimized conditions for maximum were determined be 1.3% concentration, 6:1 ethanol-to-oil ratio, 50 °C temperature, 550 rpm resulting in 90% yield. statistical evaluation metrics confirmed neural network predictions compromised 80% yield due limitations such as insufficient data size inherent complexity model. biofuel produced satisfied ASTM specifications peculiar environmental applications. mechanistic parameters revealed variations thermodynamic stability feasibility across orders (zero, pseudo-first, pseudo-second), emphasizing temperature-dependent effects kinetic pathway on yield, design, efficiency.

Language: Английский

A comprehensive review of current approaches on food waste reduction strategies DOI
Markos Makiso Urugo, Tilahun A. Teka,

Habtamu Fikadu Gemede

et al.

Comprehensive Reviews in Food Science and Food Safety, Journal Year: 2024, Volume and Issue: 23(5)

Published: Sept. 1, 2024

Food waste is a serious worldwide issue that has an impact on the environment, society, and economy. This comprehensive review provides detailed description of methods approaches for reducing food waste, emphasizing necessity strategies to tackle its intricate relationship with environmental sustainability, social equity, economic prosperity. By scrutinizing extent from initial production stages final disposal, this underlines urgent need integrated solutions include technological advancements, behavioral interventions, regulatory frameworks, collaborative endeavors. Environmental assessments highlight significant contribution greenhouse gas emissions, land degradation, water scarcity, energy inefficiency, thereby importance curtailing impact. Concurrently, consequences such as insecurity, losses, disparities in access, underscore imperative coordinated action across multiple sectors. can also be effectively reduced by various innovative approaches, reduction solutions, supply chain optimization strategies, consumer behavior-focused initiatives, recovery recycling techniques. Furthermore, order foster environment encourages facilitates transition circular economy, legislative changes actions are essential. embracing these multifaceted stakeholders unite confront global crisis, fostering resilience, equity within our systems.

Language: Английский

Citations

10
Effective semi-fed-batch saccharification with high lignocellulose loading using co-culture of Clostridium thermocellum and Thermobrachium celere strain A9 DOI Creative Commons

Sreyneang Nhim,

Sirilak Baramee, Chakrit Tachaapaikoon

et al.

Frontiers in Microbiology, Journal Year: 2025, Volume and Issue: 15

Published: Jan. 7, 2025

Maximizing saccharification efficiency of lignocellulose and minimizing the production costs associated with enzyme requirements are crucial for sustainable biofuel production. This study presents a novel semi-fed-batch method that uses co-culture Clostridium thermocellum Thermobrachium celere strain A9 to efficiently break down high solid-loading lignocellulosic biomass without need any external enzymes. optimizes enhances glucose from alkaline-treated rice straw, representative biomass. Initially, C. T. was established treated straw loading 150 g/l, supplemented Tween 20, which enhanced enzymes stability prevented unproductive binding lignin, achieving remarkable concentration up 90.8 g/l. Subsequently, an additional 100 g/l introduced, resulting in total 140 representing 70.1% theoretical yield 250 load. In contrast, batch using initial substrate 20 resulted 55.5 only 27.7%. These results suggest co-cultivation A9, is efficient microbial saccharifying high-concentration Moreover, this approach effectively manages solids loading, efficiency, reduces enzymes, thus lowering simplifying process industrial applications.

Language: Английский

Citations

1
Unveiling shared genetic regulators of plant architectural and biomass yield traits in sorghum DOI Creative Commons
Anuradha Singh, Linsey Newton, James C. Schnable

et al.

Journal of Experimental Botany, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 9, 2025

Abstract Sorghum is emerging as an ideal genetic model for designing high-biomass bioenergy crops. Biomass yield, a complex trait influenced by various plant architectural characteristics, typically regulated numerous genes. This study aimed to dissect the regulators underlying fourteen traits and ten biomass yield in Association Panel across two growing seasons. We identified 321 associated loci through genome-wide association studies (GWAS), involving 234,264 single nucleotide polymorphisms (SNPs). These include genes with known associations traits, such ‘maturity’, ‘dwarfing (Dw)’, ‘leafbladeless1’, well several uncharacterized not previously linked these traits. also 22 pleiotropic variation multiple phenotypes. Three of loci, located on chromosomes 3 (S03_15463061), 6 (S06_42790178; Dw2), 9 (S09_57005346; Dw1), exerted significant consistent effects both Additionally, we three genomic hotspots 6, 7, 9, each containing SNPs architecture Chromosome-wise correlation analyses revealed blocks positively near or within same regions. Finally, correlation-based network analysis showed that flowering, heights, leaf density, tiller number per were highly interconnected other influencing The pyramiding favorable alleles related holds promise enhancing future development sorghum

Language: Английский

Citations

1
Robust sustainable canola oil-based biodiesel supply chain network design under supply and demand uncertainty DOI
Sourena Rahmani, Alireza Goli

Environmental Science and Pollution Research, Journal Year: 2023, Volume and Issue: 30(36), P. 86268 - 86299

Published: July 5, 2023

Language: Английский

Citations

17
A new paradigm for mining energy from industrial sludge: A low-cost fuel DOI
Humberto García Castellanos, Yashar Aryanfar, Ali Keçebaş

et al.

Journal of Water Process Engineering, Journal Year: 2024, Volume and Issue: 59, P. 104987 - 104987

Published: Feb. 13, 2024

Language: Английский

Citations

8
Magnetic Iron Oxide Nanomaterials for Lipase Immobilization: Promising Industrial Catalysts for Biodiesel Production DOI Open Access
Farid Hajareh Haghighi, Roya Binaymotlagh, Cleofe Palocci

et al.

Catalysts, Journal Year: 2024, Volume and Issue: 14(6), P. 336 - 336

Published: May 22, 2024

Biodiesel is a mixture of fatty acid alkyl esters (FAAEs) mainly produced via transesterification reactions among triglycerides and short-chain alcohols catalyzed by chemical catalysts (e.g., KOH, NaOH). Lipase-assisted enzymatic has been proposed to overcome the drawbacks synthesis, such as high energy consumption, expensive separation catalyst from reaction production large amounts wastewater during product purification. However, one main this process enzyme cost. In recent years, nano-immobilized lipases have received extensive attention in design robust industrial biocatalysts for biodiesel production. To improve lipase catalytic efficiency, magnetic nanoparticles (MNPs) attracted growing interest versatile carriers, owing their unique properties, surface-to-volume ratio loading capacity, low cost inertness against microbial degradation, biocompatibility eco-friendliness, standard synthetic methods large-scale and, most importantly, which provide possibility immobilized be easily separated at end applying an external field. For preparation effective nano-supports, various surface functionalization approaches developed immobilize broad range industrially important lipases. Immobilization generally improves chemical-thermal stability wide pH temperature may also modify its performance. Additionally, different can co-immobilized onto same nano-carrier, highly strategy enhance yield, specifically those feedstocks containing heterogeneous free acids (FFAs). This review will present update on use iron oxide nanostructures immobilization catalyze The following aspects covered: (1) common organic modifiers nanoparticle support (2) studies modified MNPs-lipase Aspects concerning procedures nano-supports highlighted. features that characterize these nano-biocatalysts, activity, reusability, resistance heat pH, discussed. Perspectives key considerations optimizing terms sustainability are provided future studies.

Language: Английский

Citations

8
Unlocking the Power of Waste Cooking Oils for Sustainable Energy Production and Circular Economy: A Review DOI Creative Commons
Samson Onoriode Okpo,

Emozino Donatus Edafiadhe

ABUAD Journal of Engineering Research and Development (AJERD), Journal Year: 2024, Volume and Issue: 7(1), P. 41 - 55

Published: March 31, 2024

In the pursuit for sustainable energy solutions, biodiesel has come to prominence as an alternative petroleum-derived diesel. This review delves into cutting-edge developments in production of biodiesel, emphasizing use waste cooking oils (WCOs) environmentally friendly raw material. Incorporating process not only tackles environmental issues associated with improper disposal but also adheres principles a circular economy. manuscript covers various methods and technologies converting WCOs high-quality economic viability benefits. It discusses potential WCO-derived meet stringent fuel standards reduce greenhouse gas emissions. Significant progress been made using generate energy, aligning broader initiatives focused on renewable economy principles. summary, utilization presents opportunity shift away from reliance fossil fuels, thereby fostering practices sustainability goals.

Language: Английский

Citations

6
Box-Behnken design (BBD) for optimization and simulation of biolubricant production from biomass using aspen plus with techno-economic analysis DOI Creative Commons
Eman M. Abdel Hamid, Amer Amer,

Ahmed K Mahmoud

et al.

Scientific Reports, Journal Year: 2024, Volume and Issue: 14(1)

Published: Sept. 18, 2024

Language: Английский

Citations

6
Biobutanol production from underutilized substrates using Clostridium: Unlocking untapped potential for sustainable energy development DOI Creative Commons

Devina Syifa Nabila,

Rosamond Chan,

Rizky Riscahya Pratama Syamsuri

et al.

Current Research in Microbial Sciences, Journal Year: 2024, Volume and Issue: 7, P. 100250 - 100250

Published: Jan. 1, 2024

The increasing demand for sustainable energy has brought biobutanol as a potential substitute fossil fuels.

Language: Английский

Citations

5
A review on the production of biodiesel from waste cooking oil: a circular economy approach DOI
Samuel Kofi Tulashie,

Enoch Mbawin Alale,

Philip Quasi Agudah

et al.

Biofuels, Journal Year: 2024, Volume and Issue: unknown, P. 1 - 21

Published: Aug. 8, 2024

Biodiesel is mainly produced from various bio-based sources, including vegetable oils, waste cooking oil, and more, by esterification transesterification processes using a suitable catalyst – preferably heterogeneous as it more beneficial in terms of reusability, recovery, product purity, production cost. Different feedstocks are used for the biodiesel, with oil emerging promising feedstock. offers several advantages, reduced viscosity, higher flash point, elevated cetane number, biodegradability, non-toxicity, lower greenhouse gas emissions. Additionally, exhibits shorter ignition times greater combustion efficiency, making favorable prolonging engine lifespan. However, concerns regarding use biodiesel have primarily revolved around its quality potential long-term impacts on diesel vehicles. Therefore, chemical modification methods been explored to address this issue, being most commonly utilized approaches. This review comprehensively examines current state knowledge recent advancements synthesizes findings wide range research articles, focusing key aspects such feedstock selection, conversion technologies, environmental economic viability toward circular economy Ghana.

Language: Английский

Citations

5