Results 61 to 70 of about 155,678 (230)

Factors for success in Swedish biogas [PDF]

open access: yes, 2013
The energy sector of modern time is currently faced with several challenges. These are both production oriented and environmental oriented in nature. The energy of the future is intended to support an increasing demand while at the same time reduce its ...
Bergh, Arne
core   +1 more source

Risk Assessment of a Biogas Production and Upgrading Plant

open access: yesChemical Engineering Transactions, 2015
In the present work, the risk assessment of a biogas production and upgrading plant, representative of most of the biogas sites widespread throughout Europe, was carried out. The biogas is produced by anaerobic digestion for heat and power generation. An
G.E. Scarponi   +3 more
doaj   +1 more source

An Analytical Design Model of a Vacuum Pressure Swing Adsorption Process for Biogas Upgrading

open access: yesChemie Ingenieur Technik, EarlyView.
A steady‐state model was developed for a vacuum pressure swing adsorption (VPSA) process comprising adsorption, depressurization, and evacuation steps. The resulting analytical plant design model provides the optimal adsorber height required to achieve a target product purity with maximum bed utilization.
Thomas Welter   +3 more
wiley   +1 more source

Least cost energy planning in Thailand:A case of biogas upgrading in palm oil industry [PDF]

open access: yesSongklanakarin Journal of Science and Technology (SJST), 2011
Thailand is currently the world’s fourth largest producer of crude palm oil. The palm oil mill effluent is proposed to beused for biogas production.
Artite Pattanapongchai   +1 more
doaj  

Microwave‐assisted catalytic pyrolysis of textile wastes: Synergistic effects and product characteristics

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
Abstract This study examines the microwave‐assisted catalytic pyrolysis (MACP) of individual and blended textiles (cotton, polyester, nylon 6) using ZnO and a ZnO/natural zeolite catalyst. In a custom‐built microwave reactor operated at 500°C, 1 kW power, and a 15‐min residence time, textile wastes were pyrolyzed.
Peyman Alizadeh   +3 more
wiley   +1 more source

Coupling biogas upgrading with biopolymers accumulation through cyanobacteria CO2 fixation

open access: yesJournal of CO2 Utilization
Biogas, primarily composed of carbon dioxide (CO2) and methane, requires upgrading to biomethane by removing the CO2 to improve its usability, making it suitable for direct injection into gas grid and serving as a renewable alternative to fossil-derived ...
Flavio Collura   +5 more
doaj   +1 more source

From Biogas to Biomethane: How the Biogas Source Influences the Purification Costs

open access: yesChemical Engineering Transactions, 2015
Often left in the background by media, biogas is a renewable energy source with a great potential for development. Its production is based on the anaerobic digestion of organic waste materials, which are usually livestock effluents, municipal and ...
L. Pellegrini   +4 more
doaj   +1 more source

One hundred years of teaching, research, and innovation in chemical engineering at the Faculty of Chemistry, National Autonomous University of Mexico (UNAM): Birthplace and enduring leadership of the discipline in Mexico

open access: yesThe Canadian Journal of Chemical Engineering, EarlyView.
The teaching of chemical engineering in Mexico started in 1925 at the Faculty of Chemistry (FQ) of the National Autonomous University of Mexico (UNAM). Academic institutions, research centres, chemical companies, technological developments, highly trained personnel, and scientific contributions are part of the legacy from FQ‐UNAM.
Patricia Pérez‐Salinas   +4 more
wiley   +1 more source

Mind the Gaps! Legitimacy and Expectation Misalignments in Sustainability Disclosure: Case Evidence From a Public Forestry Sector Organization

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT Sustainability disclosure by public sector organizations remains under‐examined, particularly in the forestry and natural resources sector, where organizations combine strong public accountability obligations with operations in environmentally sensitive ecosystems.
Dimitra Panori   +1 more
wiley   +1 more source

Beyond Technological Maturity: Understanding the Institutional Trajectories of Carbon‐Derived Renewable Methane in the European Energy System

open access: yesEcoEnergy, EarlyView.
We demonstrate that the limitation of bioCO2‐derived methane is systemic rather than technological, and provide a validated framework for traceability, certification, and policy alignment enabling its integration into RFNBO‐compliant value chains and EU energy systems. ABSTRACT Renewable methane derived from biogenic CO2 (bioCO2) occupies a paradoxical
Francesco Lamberti   +6 more
wiley   +1 more source

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