Results 41 to 50 of about 469 (132)

Exergoeconomic Analysis of a Syngas Micro Turbine Cogeneration System

open access: yesChemical Engineering Transactions, 2018
One of the main challenges in the chemical industry is to reduce dependence on fossil fuels and the emission of greenhouse gases through the use of renewable raw materials.
R. Diaz, G. Valencia Ochoa, Y. Peralta
doaj   +1 more source

A Bibliometric Review and Visualization of Research Progress in Computational Modeling for Biofuels

open access: yesApplied Research, Volume 5, Issue 5, October 2026.
This bibliometric mapping of biomass‐to‐biofuel computational modeling research (2003–2025) traces the field's rapid growth, key contributors, and international collaboration networks, revealing a decisive shift toward multiscale, hybrid, and AI‐enabled modeling as the field's next frontier for sustainable biofuel production. ABSTRACT The conversion of
Rana Sohaib Ahmad   +5 more
wiley   +1 more source

Hydrogel‐Based Hydrovoltaic Power Generators: Mechanisms, Design Strategies, and Emerging Applications

open access: yesSmall Structures, Volume 7, Issue 9, September 2026.
This review provides a comprehensive overview of hydrogel‐based hydrovoltaic power generators (HHPGs), covering their fundamental working mechanisms, energy‐source‐based classification, design and optimization strategies, and practical applications.
Hyerim Baek   +4 more
wiley   +1 more source

Development of a micro-cogeneration model for a small air-cooled spark-ignition internal combustion engine-based system

open access: yesResults in Engineering
This work presents the development and empirical calibration of a micro-cogeneration model specifically tailored to a system based on a single-cylinder air-cooled spark-ignition internal combustion engine, as its prime mover.
Carlos Alberto Romero   +2 more
doaj   +1 more source

Thermal-economic optimisation of a CHP gas turbine system by applying a fit-problem genetic algorithm

open access: yesInternational Journal of Sustainable Energy, 2018
Cogeneration allows the optimal use of the primary energy sources and significant reductions in carbon emissions. Its use has great potential for applications in the residential sector.
Ana C. M. Ferreira   +3 more
doaj   +1 more source

Experimental Investigation and RSM Modeling of the Effects of Injection Timing on the Performance and NOx Emissions of a Micro-Cogeneration Unit Fueled with Biodiesel Blends

open access: yesEnergies, 2022
The (partial or total) substitution of petro-diesel with biodiesel in internal combustion engines (ICEs) could represent a crucial path towards the decarbonization of the energy sector.
Carlo Caligiuri   +4 more
doaj   +1 more source

Engineering Biochar‐Derived Functional Materials for High‐Performance Supercapacitors: Design Principles, Mechanisms, and Scalable Strategies

open access: yesCarbon Energy, Volume 8, Issue 8, August 2026.
ABSTRACT Biochar has emerged as a useful and adaptable source of carbon for supercapacitor electrodes. Its value comes from the way biomass chemistry, thermal conversion, and activation conditions shape the resulting pore network, surface groups, and degree of carbon ordering.
Soumen Mandal   +6 more
wiley   +1 more source

Polymer‐Derived Ceramics: A Materials Platform for Advanced Energy and Environmental Applications

open access: yesJournal of the American Ceramic Society, Volume 109, Issue 8, August 2026.
Polymer‐derived ceramics (PDCs) represent a unique class of materials bridging polymer chemistry and ceramic science, perfectly suited for the design of advanced materials for current technological challenges of high societal impact particularly in energy and environmental domains.
Hippolyte Dory   +2 more
wiley   +1 more source

Application of small and micro cogeneration units / Применение малыx и микро-когенерационныx установок / Primena malih i mikrokogeneracionih postrojenja [PDF]

open access: yesVojnotehnički Glasnik, 2018
By 1973, low oil prices had provided the production of relatively cheap electricity. A sudden increase in gas prices caused a need for developing energy technologies as well as a need for increasing the efficiency of power plants.
Milan R. Radosavljević
doaj   +1 more source

Hydrogen to Power: Exploring Current Developments and Future Challenges

open access: yesNatural Sciences, Volume 6, Issue 3, July 2026.
As the interest in low‐carbon energy systems grows, hydrogen continues to attract attention as a flexible energy carrier for power applications. Developments in hydrogen production, storage, transport, and utilization are explored. In addition, the deployment challenges of hydrogen energy vector related to economics, infrastructure, safety, and ...
Md. Shafiullah   +6 more
wiley   +1 more source

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