Results 61 to 70 of about 3,406,342 (222)

Advanced Thermodynamic Analysis Applied to an Integrated Solar Combined Cycle System

open access: yesEnergies, 2018
The variation performance of integrated solar combined cycle (ISCC) is presented using energy, conventional exergy and advanced exergy analysis methods to provide information about exergy destruction of components and efficiencies of overall plant ...
Shucheng Wang   +3 more
doaj   +1 more source

Energy and Exergy Efficiency of Double Slope Passive Solar Still

open access: yesJournal of Mechanical Engineering Science and Technology, 2020
Solar desalination functions to filter water, both sea water and brackish water, to produce clean water that is fit for consumption with energy from the sun. Solar energy is a renewable energy source that has been widely studied for its use.
Jandri Fan HT Saragi   +1 more
doaj   +1 more source

Sustainability Assessment: The Role of Entropy‐Based Indicators for Reconnecting Human' Subjectivity and Civilization With Natural Tendency of Ecosystems

open access: yesSustainable Development, EarlyView.
ABSTRACT Sustainability represents a complex issue in which scientific knowledge inevitably coexists with the subjective perception of humans in its turn influenced by civilization, cultural but also unconscious aspects. These results emerge with evidence from a critical analysis of the main definitions of sustainability delivered by credited entities (
Francesco Di Maria, Hamid Safarzadeh
wiley   +1 more source

Measuring and decomposing sustainable efficiency in agricultural production: A cumulative exergy balance approach

open access: yes, 2010
Environmental efficiency measures constructed using the materials balance principle have two important shortcomings: (1) the ambiguity in the treatment of immaterial inputs and the various types of energy and (2) the lack of universally accepted weights ...
Rao, D.S. Prasada   +2 more
core   +1 more source

Membrane Gas Separation for CO2 Capture From Flue Gas: Materials, Modules, Processes, and Application Prospects for Coal‐Fired Power Plant Retrofitting

open access: yesSafety Science and Technology, EarlyView.
This review systematically covers the full CO₂ flue gas membrane separation chain, finding it cuts energy use by ∼30% versus amine methods, yet faces stability and cost hurdles for large‐scale application. ABSTRACT As global climate change becomes increasingly severe, carbon capture, utilization, and storage (CCUS) technologies have emerged as a ...
Liang Jinqiang   +8 more
wiley   +1 more source

Evaluation of the efficiency of the dryers in thermoplastic vulcanisate extrusion production lines with the energy and exergy analysis method

open access: yes, 2021
In this study, energy and exergy analysis of the drying process in producing a sealing profile with extrusion in Manisa, using real operational data was conducted.
Dogru, Aziz Kagan   +2 more
core   +1 more source

Performance Prediction and Optimization of Nanofluid-Based PV/T Using Numerical Simulation and Response Surface Methodology

open access: yesNanomaterials
A numerical investigation was carried out in ANSYS Fluent® on a photovoltaic/thermal (PV/T) system with MXene/water nanofluid as heat transfer fluid (HTF).
Sreehari Sreekumar   +4 more
doaj   +1 more source

Hevea brasiliensis seeds: A novel sustainable feedstock for ethanol production

open access: yesVietnam Journal of Chemistry, EarlyView.
Abstract The rubber tree (Hevea brasiliensis) is cultivated on a large scale mainly for the extraction of latex in Brazil and Southeast Asia, also generating large quantities of seeds. These seeds currently do not have large‐scale applications and may thus be considered as a residue.
Giovano Tochetto   +4 more
wiley   +1 more source

Analysis of Exergy Efficiency and Ways of Energy Saving in Air Conditioning System for a Cleanroom

open access: yes, 2015
In modern technologies, which are related to energy transformation, namely in air conditioning systems, important places are occupied by equipment and processes, the objective estimation of value of its energy perfection can be defined only on the basis ...
Volodymyr Labay, Dmytro Harasym
core   +1 more source

Evaluation of energy and exergy analysis of apple juice production and waste valorization processes

open access: yesFrontiers in Sustainable Food Systems
Apple juice production is an essential part of the global beverage industry with notable implications for sustainable development. However, the process generates significant exergy destruction and waste by-products.
Duygu Cabuk Kok   +3 more
doaj   +1 more source

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