Results 41 to 50 of about 249 (137)

Exergy Analysis of Methanol Production Plant from Hydrogenation of Carbon Dioxide

Materials Proceedings
Reducing greenhouse gas (GHG) emissions through carbon capture and conversion to fuel and other useful products is a focus of recent research. Among all fuels, CO2 to methanol stands out for its efficiency and promise.
Muhammad Zulkefal, Asad Ayub, Hamza Sethi   +2 more
doaj   +1 more source

Advanced exergetic analysis of a heat pump providing space heating in built environment

Energetika, 2017
In addition to conventional exergy-based methods, advanced exergetic analyses consider the interactions among components of the energy-conversion system and the real potential for improving each system component. The paper demonstrates the results of application of a detailed advanced exergetic analysis to a wastewater source heat pump providing space
openaire   +2 more sources

Multi‐Objective Optimization of a Climate‐Responsive Green Hydrogen‐Based Multi‐Generation System with Advanced Energy Storage and Heat Recovery

Advanced Sustainable Systems, Volume 9, Issue 10, October 2025.
A novel hydrogen‐based multi‐generation system integrates CAES, PEME, and ORC for climate‐responsive power generation. Using response surface methodology, the system is optimized for energy efficiency, emissions, and cost. Results highlight its strong performance in temperate climates and its potential for modular, scalable deployment.
Ehsanolah Assareh, Mohtada Sadrzadeh, Nima Izadyar, Elmira Jamei, Saleh Mobayen, Mehrdad Ahmadinejad   +5 more
wiley   +1 more source

Exploring Low‐Global Warming Potential Refrigerants for Medium‐Charge Systems

Energy Technology, Volume 13, Issue 9, September 2025.
This study evaluates 15 low‐global warming potential (GWP) refrigerants as alternatives for medium‐charge systems, focusing on environmental impacts, operational performance, and system design integration. Key findings reveal R‐447A's suitability for standard climates and R‐454B's advantages in high ambient conditions, providing actionable guidance for
Fadi Alsouda, Nick S. Bennett, Suvash C. Saha, Mohammad S. Islam   +3 more
wiley   +1 more source

Flat Plate Collector Thermal Performance Assessment Using Hybrid MWCNT/Fe3O4/Water Nanofluid for Efficiency Enhancement: An Experimental Study

Engineering Reports, Volume 7, Issue 7, July 2025.
The thermal performance of flat plate collectors (FPCs) was enhanced using nanofluids. A hybrid MWCNT/Fe3O4/water nanofluid achieved 71.9% thermal efficiency, outperforming conventional fluids. Improved Nusselt number, friction factor, and convective heat transfer highlight its effectiveness in optimizing FPC systems. ABSTRACT The flat plate collector (
T. Sathish, Vinesh Thiruchelvam, Narendran Ramasenderan, Sathish Kumar Selvaperumal, A. Deepak, Mustafa Abdullah, A. Johnson Santhosh   +6 more
wiley   +1 more source

Comparative Environmental Impact Assessment of a Daily Electricity Restitution Operated by Advanced Adiabatic Compressed Air Energy Storage Systems (A‐CAES)

Energy Storage, Volume 7, Issue 4, June 2025.
ABSTRACT Renewable energy storage is essential to address the intermittent nature of renewable sources. Beyond widely used Li‐ion batteries and Pumped Hydro Energy Storage (PHES), Advanced Adiabatic Compressed Air Energy Storage (A‐CAES) offers promising potential, although it is not yet commercially available in Europe.
M. Lucas, H. Bewi Komesse, S. Duval—Dachary, D. Teixeira   +3 more
wiley   +1 more source

Multi-objective performance optimization & thermodynamic analysis of solar powered supercritical CO2 power cycles using machine learning methods & genetic algorithm

Energy and AI
The present study is focused on multi-objective performance optimization & thermodynamic analysis from the perspectives of energy and exergy for Recompression, Partial Cooling & Main Compression Intercooling supercritical CO2 (sCO2) Brayton ...
Asif Iqbal Turja, Md Mahmudul Hasan, M. Monjurul Ehsan, Yasin Khan   +3 more
doaj   +1 more source

Postharvest Processing of Millets: Advancements & Entrepreneurship Development Opportunities

Future Postharvest and Food, Volume 2, Issue 2, Page 108-123, June 2025.
The article discusses the different postharvest processing operations of millets and their potential areas for exploration such as the development of value‐added processing technologies, diversification of processing technologies, and expansion of machinery for commercial production in food markets. ABSTRACT Millets, a member of the Poaceae family, are
Gopika Dinesh, Aparna S. Krishna, Yaghuvendra Kumar, T. Jayasree Joshi, P. Srinivasa Rao   +4 more
wiley   +1 more source

Conversion of water hyacinth biomass to biofuel with TiO2 nanoparticle blending: Exergy and statistical analysis

Case Studies in Thermal Engineering
The lower calorific value of biodiesel results in lower efficiency compared to diesel mode. To address this issue, researchers have explored the use of nanoparticles to enhance the properties of biodiesel.
Akshay Jain, Bhaskor Jyoti Bora, Rakesh Kumar, Prabhu Paramasivam, Natrayan Lakshmaiya, Praveen Kumar Kanti, Leliso Hobicho Dabelo   +6 more
doaj   +1 more source

Evaluation of component interactions in heat pumps on the base of advanced exergetic analysis

, 2020
Advanced exergy-based analysis provides information concerning interdependencies among components of an energy-conversion system. Exogenous parts of exergy-based parameters can indicate how an improvement in one component affects (positively or negatively and by how much) the remaining components.
Voloshchuk, Volodymyr, Gullo, Paride, Nekrashevych, Olena   +2 more
openaire   +1 more source