Implementing Circular Economy in the Production of Biogas from Plant and Animal Waste: Opportunities in Greenhouse Heating DOI Creative Commons
Christos Argyropoulos, Vasileios Thomopoulos, Theodoros Petrakis

et al.

AgriEngineering, Journal Year: 2024, Volume and Issue: 6(4), P. 4675 - 4687

Published: Dec. 4, 2024

Several years have passed since the linear economy model proved unsustainable, leading to transition toward circular (CE) model. Significant amounts of agricultural residues and waste from livestock farming units remain unutilized in fields. The anaerobic digestion (AD) method addresses this issue by generating energy form thermal (TE) electrical (EE). This article examines greenhouse heating using a biogas plant. For purpose, load is developed applied two regions, northern (Florina) central Greece (Trikala), assess greenhouse’s requirements areas with differing characteristics, especially during winter months. Additionally, economic benefits plant selling electricity grid are analyzed. Thermal constitutes 59.7% system’s total output. On average, generated 518 MW h per month, while reaches 770 month. plant’s daily consumption ranges 1564 kW 2173 h, depending on its needs. Ambient temperatures vary between 0 °C 37 °C, significantly influencing efficiency. also demonstrates financial profitability, earning 504,549 € annually sale surplus electricity. Furthermore, explores crops broader Thessaly region, where tomato cultivation seems be dominant. Greenhouse depend crop type, location, weather conditions, sunlight exposure, heat loss based covering materials. Meanwhile, output that can given area directly proportional capacity.

Language: Английский

Minimizing grid energy consumption in wastewater treatment plants: Towards green energy solutions, water sustainability, and cleaner environment DOI
Mohammad Alrbai, Sameer Al‐Dahidi, Loiy Al‐Ghussain

et al.

The Science of The Total Environment, Journal Year: 2024, Volume and Issue: 926, P. 172139 - 172139

Published: April 1, 2024

Language: Английский

Citations

10
Spatial characteristics and dynamic differences of power industry’s low carbon transition efficiency DOI Creative Commons
Chaoyong Qin,

Yizheng Liang,

Yun Cao

et al.

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

Published: Aug. 14, 2024

The power industry's low carbon transition is pivotal for achieving reduction and sustainable development. This study uses the super epsilon-based measurement (Super-EBM) model Malmquist index to evaluate efficiency using data from 30 provinces in China 2010 2020, utilizes Tobit comprehensively analyze factors affecting of industry. In addition, this paper examines spatial differences as well its distributional characteristics dynamic evolutionary patterns. Conclusion drawn follows analyzes regional differences, distribution trends transition. main conclusions are follows: (1) shows an uptrend, with western region having highest overall level efficiency, greater fluctuations central region, more stability eastern technological progress a factor increasing total productivity, positively influenced by electricity prices, negatively energy structure, environmental regulations economic structure; (2) Intraregional hypervariable density reasons sources transition; eastern, central, regions decreasing year year, but still distributed multipolar way; (3) industry type lag neighboring area. Where areas makes it difficult achieve short-term leapfrog development, cluster high-efficiency prone "Siphon Effect". findings provide theoretical basis promoting coordinating strategic adjustment green

Language: Английский

Citations

4
Eco-environmental, and social impacts of producing electricity with various renewable energy sources DOI Creative Commons
Rima Aridi,

Mona Aridi,

P.A.N.N.I.E.R. Marie-Lise

et al.

Energy, Journal Year: 2025, Volume and Issue: unknown, P. 135139 - 135139

Published: Feb. 1, 2025

Language: Английский

Citations

0
Sustainability Analysis of Commercial-Scale Biogas Plants in Pakistan vs. Germany: A Novel Analytic Hierarchy Process—SMARTER Approach DOI Open Access

Fizza Tahir,

Rizwan Rasheed, Mumtaz Fatima

et al.

Sustainability, Journal Year: 2025, Volume and Issue: 17(5), P. 2168 - 2168

Published: March 3, 2025

The development of biogas technology is essential as a renewable energy source, aiding global initiatives in sustainable production and waste management. Geographical, technological, economic factors significantly vary the efficiency viability facilities by area. This study compares techno-economic, social, environmental impacts plants Germany Pakistan using multicriteria decision-making method that combines Analytic Hierarchy Process SMARTER. research has determined weighting then assessed comparative performance six selected based on five different scenarios: (i) comprehensive base-case, (ii) performance, (iii) (iv) social (v) per-kW efficiency. Three these are (a low–medium-income developing country) three high-income developed country). findings indicate technical most heavily weighted criterion, playing crucial role determining overall sustainability scores. Germany’s Bioenergie Park Güstrow stood out leading performer, achieving scores 63.1%, 72.9%, 73.0% across environmental, scenarios, respectively. In same Gujjar Colony Biogas Plant recorded lowest 25.4%, 43.2%, 53.0%. from country showed progressive score high impact towards scenarios. contrast, low bioenergy deployment due to various factors, highlighting gaps flaws optimized generation growth. critical techno-economic socio-environmental vital for policymakers, industry, engineers, other relevant stakeholders seeking enhance scalability, technologies economies.

Language: Английский

Citations

0
Thermo-mathematical modeling and multi-objective optimization of marine propulsion using artificial neural network and a novel physics-based metaheuristic optimization algorithm: Thermo-economic-environmental analysis DOI Creative Commons
Navid Delgarm,

Mahmoud Rostami Varnousfaaderani,

Hamid Farrokhfal

et al.

Nuclear Engineering and Technology, Journal Year: 2025, Volume and Issue: unknown, P. 103601 - 103601

Published: March 1, 2025

Language: Английский

Citations

0
Environmental and Economic Forecast of the Widespread Use of Anaerobic Digestion Techniques DOI Creative Commons
Andrey Kiselev, Elena Magaril, Ramona Giurea

et al.

Recycling, Journal Year: 2024, Volume and Issue: 9(4), P. 62 - 62

Published: July 26, 2024

The concept of the circular economy represents most relevant mainstream approach to reducing negative environmental impact waste. Anaerobic digestion has proved be one leading and widely adopted techniques for sewage sludge treatment under principles economy. purpose this study is forecast economic indicators through modeling extensive utilization biogas technologies with a case an administrative territorial unit. proposed methodological framework involves use averaged specific based on relationship between inhabitants, waste generation rates, yield, greenhouse gas emission mitigation energy potential. widespread anaerobic according methodology in instant scenario will ensure yield 10 million Nm3 within considered territory unit population 4.2 P.E., which ultimately can expressed electricity thermal potential 20.8 24.8 kWh*y, respectively, annual elimination 119.6 thousand tons CO2 equivalent capital investment attraction EUR 65.18 million. Furthermore, all subjected disinfection stabilization procedures its safe utilization. findings offer opportunity wide range stakeholders assess benefits adoption technologies. developed utilized inform management decisions forecasts.

Language: Английский

Citations

2
The Emerging Role of Artificial Intelligence in Enhancing Energy Efficiency and Reducing GHG Emissions in Transport Systems DOI Creative Commons
Tymoteusz Miller, Irmina Durlik, Ewelina Kostecka

et al.

Energies, Journal Year: 2024, Volume and Issue: 17(24), P. 6271 - 6271

Published: Dec. 12, 2024

The global transport sector, a significant contributor to energy consumption and greenhouse gas (GHG) emissions, requires innovative solutions meet sustainability goals. Artificial intelligence (AI) has emerged as transformative technology, offering opportunities enhance efficiency reduce GHG emissions in systems. This study provides comprehensive review of AI’s role optimizing vehicle management, traffic flow, alternative fuel technologies, such hydrogen cells biofuels. It explores potential drive advancements electric autonomous vehicles, shared mobility, smart transportation economic analysis demonstrates the viability AI-enhanced transport, considering Total Cost Ownership (TCO) cost-benefit outcomes. However, challenges data quality, computational demands, system integration, ethical concerns must be addressed fully harness potential. also highlights policy implications AI adoption, underscoring need for supportive regulatory frameworks policies that promote innovation while ensuring safety fairness.

Language: Английский

Citations

2
The Economic Efficiency of Micro Biogas Plants: A Sustainable Energy Solution in Slovenia—Case Study DOI Creative Commons

P. Vindiš,

Karmen Pažek, Jernej Prišenk

et al.

Energies, Journal Year: 2024, Volume and Issue: 17(20), P. 5066 - 5066

Published: Oct. 11, 2024

This paper presents a simulation model for determining the most suitable type of microbiogas plant small local communities on Slovenian farms, focusing efficient processing organic waste. uses various input parameters, including different types and quantities slurry corn silage. Four scenarios were developed to represent potential sizes, each evaluated using key economic indicators: net present value, breakthrough price, internal rate return. A scenario sensitivity analysis was conducted assess effects changes in investment costs, fluctuations energy prices, addition silage anaerobic digestion process. The results highlight significant differences viability across scenarios, with some demonstrating positive financial outcomes shorter payback periods others indicating risks longer recovery times under certain conditions. suggests that smaller micro biogas plants may struggle achieve profitability without optimizing ratios or reducing whereas larger show more favorable indicators, provided conditions are met. Furthermore, efficiency improves when adding maize fermentor mixture.

Language: Английский

Citations

1
Operational Efficiency of Pharmaceutical Companies in China: Based on Three-Stage DEA with Undesirable Outputs DOI Open Access

Jiaqiang Sun,

Anita Rosli, Adrian Daud

et al.

Sustainability, Journal Year: 2024, Volume and Issue: 17(1), P. 207 - 207

Published: Dec. 30, 2024

After a period of rapid growth, China’s pharmaceutical industry is facing multiple challenges, including insufficient innovation and severe pollution. Current research on the efficiency companies in China primarily focuses financial or aspects. Therefore, holistic approach to operational needed. To measure more accurately holistically, while accounting for environmental pollution, this study employs three-stage Data Envelopment Analysis (DEA) model with undesirable outputs evaluate across five dimensions: market performance, profitability, risk control, innovation, sustainability. This integrates financial, sustainability indicators provide industry-specific framework measurement. Furthermore, integrating Stochastic Frontier (SFA) allows revealing impact factors efficiency. The results show that both technical (TE) pure (PTE) are relatively low first third stages, significant regional disparities. excluding factors, some regions—typically economically developed areas—showed improved overall indicates local environment these regions not conducive development enterprises. SFA further demonstrate investments education high-level talent significantly enhance efficiency, whereas pollutant emissions per capita income reduce findings suggest governments should enterprises by investing education, attracting skilled talent, improving waste infrastructure. Additionally, less efficient firms encouraged optimize resource allocation achieve higher

Language: Английский

Citations

1
Implementing Circular Economy in the Production of Biogas from Plant and Animal Waste: Opportunities in Greenhouse Heating DOI Creative Commons
Christos Argyropoulos, Vasileios Thomopoulos, Theodoros Petrakis

et al.

AgriEngineering, Journal Year: 2024, Volume and Issue: 6(4), P. 4675 - 4687

Published: Dec. 4, 2024

Several years have passed since the linear economy model proved unsustainable, leading to transition toward circular (CE) model. Significant amounts of agricultural residues and waste from livestock farming units remain unutilized in fields. The anaerobic digestion (AD) method addresses this issue by generating energy form thermal (TE) electrical (EE). This article examines greenhouse heating using a biogas plant. For purpose, load is developed applied two regions, northern (Florina) central Greece (Trikala), assess greenhouse’s requirements areas with differing characteristics, especially during winter months. Additionally, economic benefits plant selling electricity grid are analyzed. Thermal constitutes 59.7% system’s total output. On average, generated 518 MW h per month, while reaches 770 month. plant’s daily consumption ranges 1564 kW 2173 h, depending on its needs. Ambient temperatures vary between 0 °C 37 °C, significantly influencing efficiency. also demonstrates financial profitability, earning 504,549 € annually sale surplus electricity. Furthermore, explores crops broader Thessaly region, where tomato cultivation seems be dominant. Greenhouse depend crop type, location, weather conditions, sunlight exposure, heat loss based covering materials. Meanwhile, output that can given area directly proportional capacity.

Language: Английский

Citations

0