Results 41 to 50 of about 1,246 (181)

Using Visual Systems Mapping to Improve Transparency and Comparability of Life Cycle Assessment Baseline Scenarios

open access: yesSystems Engineering, EarlyView.
ABSTRACT Visual systems mapping is a systems engineering approach used to represent complex processes and interactions. This study evaluates its application for documenting assumptions in life cycle assessment (LCA) baseline scenarios. In LCA, the baseline or reference case represents the business as usual system against which changes in impacts (e.g.,
Maggie R. Davis, Steven Conrad
wiley   +1 more source

Study on Organic Rankine Cycle and Experiment of Geothermal Power Generation

open access: yesZhileng xuebao, 2012
Low-temperature heat steam, as heat source of organic Rankine cycle ( ORC ), is used to simulate waste heat, and Organic Rankine Cycle (ORC)power generation system is established.
Jiang Long, Ecichard A.Groll
doaj   +2 more sources

Thermodynamic Simulation of a Small Power Plant Equipped with Solar Brayton Cycle (SBC) Combined with an Organic Rankine Cycle (ORC) [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering
One of the latest technologies in the field of small thermal power plants is the combination of the solar Brayton cycle and organic Rankine cycle. These power plants have advantages such as preserving natural resources, reducing emissions, reducing fuel ...
Reza Khorrami Arani   +1 more
doaj   +1 more source

A concept of a supercritical CO2 Brayton and organic Rankine combined cycle for solar energy utilization with typical geothermal as auxiliary heat source: Thermodynamic analysis and optimization

open access: yesEnergy Reports, 2022
This paper presents an investigation of a supercritical CO2 Brayton and organic Rankine (sCO 2-ORC) combined cycle for solar energy utilization. This combined cycle uses typical geothermal as auxiliary heat source to enhance its thermodynamic performance.
Yue Cao   +4 more
doaj   +1 more source

A PRACTICAL APPROACH FOR TEACHING THE ORGANIC RANKINE CYCLES (ORC) IN AN ADVANCED THERMODYNAMICS COURSE

open access: yesDYNA, 2020
Higher Education Institutions must consider the most recently developed technologies to increase energy efficiency. A significant share of the heat used in industry is wasted while still being at usable temperature levels and hence a significant energy saving potential is present in this sector. The Organic Rankine Cycle (ORC) is a system that uses low-
ADRIAN MOTA BABILONI   +3 more
openaire   +2 more sources

Renewable Energies in Kazakhstan: Current Status, Potential, Challenges, and Opportunities

open access: yesEnergy Science &Engineering, Volume 14, Issue 8, Page 3974-3994, August 2026.
Kazakhstan has strong renewable energy potential, with wind as the leading resource and solar and other sources offering additional opportunities. Key challenges include limited infrastructure, investment needs, and grid‐related technical issues. Despite these barriers, renewables can boost economic diversification, enhance energy security, create jobs,
Lyailim Taizhanova   +7 more
wiley   +1 more source

Optimization of Organic Rankine Cycle for Hot Dry Rock Power System: A Stackelberg Game Approach

open access: yesEnergies
Due to its simple structure and stable operation, the Organic Rankine Cycle (ORC) has gained significant attention as a primary solution for low-grade thermal power generation.
Zhehao Hu, Wenbin Wu, Yang Si
doaj   +1 more source

Selection of working fluid for low enthalpy heat source Organic Rankine Cycle in Dholera, Gujarat, India

open access: yesCase Studies in Thermal Engineering, 2019
Organic Rankine Cycle (ORC) is a technique which can generate electricity by using low to medium enthalpy geothermal water. This paper narrates selection of working fluid which is the most important factor in designing of ORC.
Kriti Yadav, Anirbid Sircar
doaj   +1 more source

Monthly Energy, Exergy, Environmental, and Economic Performance and Green Hydrogen Production Analysis of a Flat‐Plate Solar Collector‐Driven Organic Rankine Cycle System Under Variable Mass Flow and Irradiance

open access: yesChemistryOpen, Volume 15, Issue 7, July 2026.
The feasibility of using a hybrid flat‐plate solar collector–organic Rankine cycle–proton exchange membrane system for the generation of electricity, heat, and hydrogen simultaneously is analyzed. The energy efficiency of the solar thermal system reaches 23.82%, and hydrogen production of up to 13.62 kg/month is achieved while reducing CO2 emissions ...
Ayhan Atiz   +2 more
wiley   +1 more source

A Comparison of Organic and Steam Rankine Cycle Power Systems for Waste Heat Recovery on Large Ships

open access: yesEnergies, 2017
This paper presents a comparison of the conventional dual pressure steam Rankine cycle process and the organic Rankine cycle process for marine engine waste heat recovery.
Jesper Graa Andreasen   +2 more
doaj   +1 more source

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