Results 81 to 90 of about 5,180 (224)

A Regional Integrated Energy System Planning Method Based on the Energy Supply Potential of Regional Biomass and Solar Energy

open access: yesIET Renewable Power Generation, Volume 20, Issue 1, January/December 2026.
The rapid growth of air travel demand, combined with budget limitations and exposure to irregular, high‐impact events, presents major difficulties with long‐term airport capacity planning. This study proposes a multi‐period, multi‐objective mixed‐integer optimisation framework that incorporates demand uncertainty and conditional value at risk to manage
Yin Wang   +3 more
wiley   +1 more source

A study of trilateral flash cycles for low-grade waste heat recovery-to-power generation [PDF]

open access: yes, 2014
There has been renewed significance for innovative energy conversion technologies, particularly the heat recovery-to-power technologies for sustainable power generation from renewable energies and waste heat. This is due to the increasing concern over
Ajimotokan, Habeeb A.
core  

Fluid dynamic design of Organic Rankine Cycle turbines

open access: yes, 2016
Successful Organic Rankine Cycle (ORC) power systems demand highly efficient turbo-expanders. In order to meet this goal, a sound strategy for the fluid-dynamic design of the turbine is necessary.
Pini, M., PERSICO, GIACOMO BRUNO AZZURRO
core   +1 more source

Capacity Optimization of an Hydrogen–Ammonia Hybrid Storage System With Concentrated Photovoltaic–Photothermal Power Generation

open access: yesInternational Journal of Energy Research, Volume 2026, Issue 1, 2026.
As a renewable energy carrier, hydrogen offers a promising solution to mitigate the intermittency of renewable energy and improve energy utilization efficiency, but it faces cost challenges in seasonal energy storage. To address this, this study proposes a hydrogen–ammonia hybrid storage system integrated with a concentrated photovoltaic photothermal ...
Weiru Chen   +6 more
wiley   +1 more source

Improved analysis of Organic Rankine Cycle based on radial flow turbine

open access: yes, 2013
With attention to the drawback of specifying isentropic efficiency of expander (or turbine) in Organic Rankine Cycle (ORC) analysis, in order to enhance reliability of analysis results, this article replaces the constant isentropic efficiency by internal
潘利生, Wang HX
core   +1 more source

Thermodynamic and Technoeconomic Assessment of a Multigeneration Renewable Energy System for Energy Independence in Gn. Fuvahmulah and L. Gan of Maldives

open access: yesInternational Journal of Energy Research, Volume 2026, Issue 1, 2026.
The lack of natural energy resources, coupled with the Maldives’ complete dependance on imported electricity, makes sustainable power solutions imperative. This study examines the design and performance of a renewable energy (RE) system for Gn. Fuvahmulah and L. Gan.
Saad Karim   +5 more
wiley   +1 more source

Cost Analysis and Optimization of Green Hydrogen Production via Concentrating Solar Technologies and PEM Electrolyzer

open access: yesInternational Journal of Energy Research, Volume 2026, Issue 1, 2026.
The burgeoning demand for power across the globe and the disastrous effect of climate change that results from power generation through depleting unclean fuel sources have necessitated the use of renewable and clean fuels. Hydrogen is a good alternative but only when produced from low‐carbon energy resources.
Terungwa Anthony Tivfa   +5 more
wiley   +1 more source

Exergy analysis and optimisation of waste heat recovery systems for cement plants

open access: yesInternational Journal of Sustainable Energy, 2018
In the last decades, heat recovery systems have received much attention due to the increase in fuel cost and the increase in environmental issues. In this study, different heat recovery systems for a cement plant are compared in terms of electricity ...
Amin Mohammadi   +2 more
doaj   +1 more source

Experimental Study and Optimization of the Organic Rankine Cycle with Pure NovecTM649 and Zeotropic Mixture NovecTM649/HFE7000 as Working Fluid

open access: yesApplied Sciences, 2019
The Organic Rankine Cycle (ORC) is widely used in industry to recover low-grade heat. Recently, some research on the ORC has focused on micro power production with new low global warming potential (GWP) replacement working fluids.
Quentin Blondel   +3 more
doaj   +1 more source

Cost Effective Waste Heat Organic Rankine Cycle Applications and Systems Designs

open access: yes, 1980
Conceptually, the Organic Rankine Cycle (ORC) power cycle has been well known to the engineering community for many years. Despite the rapid escalation of energy costs during the past decade, and a concerted, though somewhat belated, effort towards ...
Rohrer, J. W., Bronicki, L. Y.
core  

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