Results 71 to 80 of about 3,985 (187)

Finding a mix of renewable energy for different stakeholders by applying multi‐criteria decision‐making techniques

open access: yesInternational Transactions in Operational Research, Volume 33, Issue 4, Page 2499-2534, July 2026.
Abstract This paper presents a two‐stage model for planning a renewable energy portfolio by balancing economic, social and environmental sustainability goals. The first stage addresses a multi‐objective problem where conflictive impacts generated by the energy portfolios should be optimised according to the corresponding economic, social or ...
Amelia Bilbao‐Terol   +2 more
wiley   +1 more source

Exergy Analysis of a Pilot Parabolic Solar Dish-Stirling System

open access: yesEntropy, 2017
Energy and exergy analyses were carried out for a pilot parabolic solar dish-Stirling System. The system was set up at a site at Kerman City, located in a sunny desert area of Iran.
Ehsan Gholamalizadeh, Jae Dong Chung
doaj   +1 more source

A Critical Appraisal of Pyrolysis Pretreatment in Lithium‐Ion Battery Recycling: From High‐Temperature Material Transformations to Environmental Impact

open access: yesChemSusChem, Volume 19, Issue 11, 15 June 2026.
Pyrolysis of different size fractions of waste lithium‐ion batteries reveals complex interaction among cathode materials, graphite, aluminum, and polymeric binders. Carbothermic and aluminothermic reduction pathways promote the formation of metallic species at moderate temperatures.
Mohazzam Saeed   +3 more
wiley   +1 more source

Exergy costing analysis and performance evaluation of selected gas turbine power plants

open access: yesCogent Engineering, 2015
In this study, exergy costing analysis and performance evaluation of selected gas turbine power plants in Nigeria are carried out. The results of exergy analysis confirmed that the combustion chamber is the most exergy destructive component compared to ...
S.O. Oyedepo   +3 more
doaj   +1 more source

Exergy Analysis of Frost-free Air-source Heat Pump System

open access: yesZhileng xuebao, 2020
This study proposes a "one tower with three functions" solution for a dehumidification type frost-free air-source heat pump (ASHP) system, which can not only solve the frost problem of traditional ASHP systems in winter, but also improve the performance ...
Zhang Yuhang   +3 more
doaj  

Efficiency and Losses Analysis of Steam Air Heater from Marine Steam Propulsion Plant

open access: yesEnergies, 2018
Air heaters are commonly used devices in steam power plants. In base-loaded conventional power plants, air heaters usually use flue gases for air heating.
Josip Orović   +2 more
doaj   +1 more source

Exergy Efficiency Definitions for Manufacturing Processes

open access: yes, 2011
The original application of thermodynamic metrics for manufacturing processes has been under development throughout the last decade. The metrics are based on the second law of thermodynamics. Therefore, the exergy value of both input and output streams is used to quantify them.
Renaldi, Renaldi   +3 more
openaire   +3 more sources

Optimization of Atmospheric Distillation Unit of Warri Refinery Using Artificial Neural Network and Exergy Rate Profiles

open access: yesCovenant Journal of Engineering Technology, 2017
In this paper, the operation of atmospheric distillation unit (ADU) of  Warri refinery was optimized using Artificial Neural Network (ANN) method of optimization and exergy rate profiles (ERP). Optimization of ADU exergy efficiency using nine operating
Funmilayo N. Osuolale, Ambrose N. Anozie
doaj  

Exergetic performance assesment of a downward solar air heater with impinging air jets - An experimental study

open access: yesCase Studies in Thermal Engineering
The main objective of the present study is to perform an in-depth exergetic analysis on a downward solar air heater (SAHRR) in two configurations: one incorporating impinging air jets and the other without it utilizing an indoor experimental setup.
M. Harikrishnan   +4 more
doaj   +1 more source

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