Results 81 to 90 of about 422,118 (270)

Designing a Sustainable Organic Rankine Cycle for Remote Geothermal Heat Sources in Pakistan

open access: yesMaterials Proceedings
This paper discusses a thorough analysis, as well as the design, of an environmentally friendly, single-stage Organic Rankine Cycle (ORC) system, particularly optimized for untapped geothermal applications in Pakistan that are secluded and off-grid, to ...
Muhammad Shoaib Ijaz   +4 more
doaj   +1 more source

Preliminary experimental comparison and feasibility analysis of CO2/R134a mixture in Organic Rankine Cycle for waste heat recovery from diesel engines [PDF]

open access: yes, 2019
This paper presents results of a preliminary experimental study of the Organic Rankine Cycle (ORC) using CO2/R134a mixture based on an expansion valve.
Feng, W   +5 more
core  

Entropy Generation and Heat Transfer in a Circular Cavity With Immiscible Fluids: Effects of Active Cylinder Position and Oscillating Magnetic Field

open access: yesHeat Transfer, Volume 54, Issue 8, Page 4799-4830, December 2025.
ABSTRACT This study investigates entropy generation and heat transfer in a circular cavity containing immiscible air and TiO2–water nanofluid layers with a centrally positioned active cylinder under oscillating magnetic field influence. The governing equations were solved using the Galerkin weighted residual finite element method with a penalty ...
Ahmed M. Hassan   +6 more
wiley   +1 more source

"Visualizing the exergy destructed in exergy delivery chain in relation to human thermal comfort with ExFlow"

open access: yesHealthy, Intelligent and Resilient Buildings and Urban Environments, 2018
Exergy analysis is an important tool to fully appreciate the usability of energy at different levels and has been widely applied in the building system analysis domain. It has became more useful as low temperature heating and high temperature cooling began to attract more attention both in Europe and the United States.
Guo, Hongshan, Meggers, Forrest
openaire   +2 more sources

Exergy Analysis of Steam Pressure Reduction Valve in Marine Propulsion Plant on Conventional LNG Carrier

open access: yesNaše More (Dubrovnik), 2018
Paper has presented an exergy analysis of steam pressure reduction valve, unavoidable element in the steam propulsion plant on LNG carrier. The steam pressure reduction valve was analyzed in a wide range of steam system loads.
Vedran Mrzljak   +2 more
doaj   +1 more source

Panel I: Connecting 2nd Law Analysis with Economics, Ecology and Energy Policy [PDF]

open access: yes, 2014
The present paper is a review of several papers from the Proceedings of the Joint European Thermodynamics Conference, held in Brescia, Italy, 1–5 July 2013, namely papers introduced by their authors at Panel I of the conference.
Gaggioli, Richard, Reini, Mauro
core   +3 more sources

Energy, Exergy, and Exergoeconomic Analysis of a Combined Cycle Power Plant With Post‐Combustion CO2 Capture: A Case Study in Northern Iran

open access: yesEnergy Science &Engineering, Volume 13, Issue 11, Page 5075-5092, November 2025.
How are exergy, exergoeconomic, and carbon capture analyses performed in a new F‐class combined cycle power plant (CCPP)? ABSTRACT Efficient energy use and new resource development are important due to increasing global energy demand from population growth.
Mostafa Baghsheikhi   +2 more
wiley   +1 more source

In-Depth Exergy Analysis of the Thermochemical Conversion of Flax Straw via Pyrolysis

open access: yesEng
Pyrolysis is a promising thermochemical conversion process for transforming biomass waste into valuable products like bio-oil, syngas, and biochar. Understanding the thermodynamic efficiency of this process is important for optimizing its design and ...
Aknur Temireyeva   +2 more
doaj   +1 more source

Thermodynamic Mechanism of Self-Heat Recuperative and Self-heat Recovery Heat Circulation System for a Continuous Heating and Cooling Gas Cycle Process

open access: yesChemical Engineering Transactions, 2017
The thermodynamic mechanism of self-heat recuperative and self-heat recovery heat circulation system for a continuous isobaric heating and cooling gas cycle process without chemical reaction has been studied in terms of the exergy analysis by using ...
A. Tsutsumi, Y. Kansha
doaj   +1 more source

Numerical Modeling and Thermal Analysis of an Energy‐Efficient Smart Greenhouse

open access: yesEnergy Science &Engineering, Volume 13, Issue 11, Page 5401-5416, November 2025.
Real‐time monitoring and control greenhouse for optimized crop growth and resource efficiency. ABSTRACT The majority of today's farming challenges cannot be addressed by traditional farming methods, which is why it is critical to develop an affordable, energy‐efficient system that can increase agricultural productivity, operate in a monitored ...
Benjamin O. Ezurike   +6 more
wiley   +1 more source

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