Results 61 to 70 of about 302,875 (296)

The Circular Economy—A New Resilience Paradigm?

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT The circular economy (CE) has traditionally been positioned as a central instrument of the sustainability paradigm. Yet escalating geopolitical volatility and supply chain fragility have elevated resilience to a parallel strategic imperative, and the conceptual integration of CE and resilience remains underexplored.
Julian Kirchherr, Felix Carl Schultz
wiley   +1 more source

Theoretical Study on the Ethanol-Fueled SOFC System Integrated with Dehumidifier

open access: yesChemical Engineering Transactions, 2014
A solid oxide fuel cell (SOFC) fuelled by ethanol, an attractive green fuel that can be renewably produced from agricultural products, is regarded as a promising clean process to generate electricity with high efficiency.
P. Tippawan   +2 more
doaj   +1 more source

Production of Hydrogen-Rich Gas by Oxidative Steam Reforming of Dimethoxymethane over CuO-CeO2/γ-Al2O3 Catalyst

open access: yesEnergies, 2020
The catalytic properties of CuO-CeO2 supported on alumina for the oxidative steam reforming (OSR) of dimethoxymethane (DMM) to hydrogen-rich gas in a tubular fixed bed reactor were studied.
Sukhe Badmaev, Vladimir Sobyanin
doaj   +1 more source

Sulphur deactivation of a steam reformer catalyst in chemical looping hydrogen production

open access: yes, 2022
reservedIl progetto Biogas2H2, sviluppato presso l'Università Tecnica di Graz dal gruppo di lavoro del Prof. Hacker, permette l'utilizzo in loco di biogas proveniente da risorse locali con l'obiettivo di una produzione decentralizzata di idrogeno.
LONARDI, FRANCESCO
core  

Graphene Materials for Sustainable Energy Applications: A Contemporary Perspective

open access: yesCarbon Energy, EarlyView.
ABSTRACT Graphene has garnered significant attention as a promising material with great potential for contributing to sustainable energy initiatives, such as RE100 (100% renewable energy initiative) and CF100 (100% carbon‐free initiative). This review aims to explore the potential of graphene for advancing renewable energy applications by highlighting
Niraj Kumar   +3 more
wiley   +1 more source

Hydrogen production by steam reforming of dimethyle ether over Cu/ZnO/Al2O3 and H-ZSM-5 catalysts: An experimental and modeling study [PDF]

open access: yesHydrogen, Fuel Cell & Energy Storage, 2014
Hydrogen was produced by steam reforming of dimethyl ether (DME) using a physical mixture of commercial HZSM-5 zeolite (for DME hydrolyzing) and Cu/ZnO/Al2O3 (for methanol steam reforming) as a catalyst in a fixed bed reactor.
Paria Amirshaghaghi   +2 more
doaj   +1 more source

A COMPARATIVE TECHNO-ECONOMIC ANALYSIS OF STEAM REFORMING AND BI-REFORMING OF METHANE FOR METHANOL SYNTHESIS

open access: yes, 2023
In this report, methanol synthesis from steam reforming of methane and bi-reforming of methane is studied, simulated using Aspen HYSYS and evaluated by means of techno-economic and environmental analyses using Aspen Process Economic ...
SHANMUGAM, YOSHINII
core  

Interface‐Engineered Li–Ni–O/Ni Heterostructures With Tunable Vacancies on Biochar Enable Biomass‐to‐Hydrogen Conversion

open access: yesCarbon Energy, EarlyView.
This study shows that lithium induces Li–Ni–O/Ni heterostructures on biochar, creating oxygen vacancies and optimal acid–base environments that enhance steam activation and suppress carbon deposition. These interfacial effects and synergistic modulation lead to high hydrogen yields at moderate temperatures, providing a scalable catalyst design strategy
Jiali Guo   +7 more
wiley   +1 more source

Assessing the Life-Cycle Performance of Hydrogen Production via Biofuel Reforming in Europe

open access: yesResources, 2015
Currently, hydrogen is mainly produced through steam reforming of natural gas. However, this conventional process involves environmental and energy security concerns.
Ana Susmozas   +2 more
doaj   +1 more source

Beyond Furnaces: Harnessing In Situ Joule Heating for Efficient C1 Catalysis

open access: yesCarbon Energy, EarlyView.
Joule‐heated catalysis directly converts electrical energy into localized heat within conductive catalysts, overcoming the heat‐transfer limitations of conventional furnaces. This review summarizes recent advances in C1 molecule conversion, including CO2 methanation, reforming for hydrogen production, and HCHO/CO oxidation, while highlighting ...
Xue Kong   +8 more
wiley   +1 more source

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