Results 41 to 50 of about 5,180 (224)

Energy and Exergy Analysis of Solar Organic Rankine Cycle Coupled with Vapor Compression Refrigeration Cycle

open access: yesEnergies, 2022
This study investigates a combined power generation and cooling system comprising an organic Rankine cycle (ORC) and a vapor compression cycle (VCC). Thermodynamic analyses of the system were conducted for two operation modes, i.e., the basic ORC mode ...
Man-Hoe Kim
doaj   +1 more source

Techno‐Economic Analysis and Multi‐Objective Optimization of a Novel Combined Cooling and Power System Driven by Geothermal Source and Waste Heat From Data Center

open access: yesEnergy Science &Engineering, EarlyView.
A novel combined cooling and power generation system is proposed by integrating organic Rankine cycle (ORC) with an absorption heat transformer, which is driven by combining geothermal energy and data center's waste heat. The system using R601a yielded the best overall performance, achieving an exergy efficiency of 40.34% and an annual cost of 130.29 k$
Zerui Chen   +4 more
wiley   +1 more source

A Review of Working Fluids for Organic Rankine Cycle (ORC) Applications

open access: yesIOP Conference Series: Materials Science and Engineering, 2018
The organic Rankine cycle (ORC) systems are commercially employed for small scale and large scale thermal conversion to electricity of a large variety of abundant heat sources such as exhaust waste heat and some renewable energy sources where conventional steam Rankine and open-gas cycle turbine cycles cannot provide any viable, sustainable, techno ...
A. Fakeye Babatunde, O. Oyedepo Sunday
openaire   +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   +3 more sources

Study of working fluid selection of organic Rankine cycle (ORC) for engine waste heat recovery

open access: yes, 2011
Organic Rankine Cycle (ORC) could be used to recover low-grade waste heat. When a vehicle is running, the engine exhaust gas states have a wide range of variance.
Wang EH   +6 more
core   +1 more source

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

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

THERMODYNAMIC ANALYSIS OF THE OFF-DESIGN PERFORMANCE OF A MICRO SOLAR ORGANIC RANKINE CYCLE TRIGENERATION SYSTEM

open access: yes, 2021
Organic Rankine Cycle (ORC) systems are considered as one of the most suitable technologies to produce electricity from low-temperature sources. ORC units can efficiently convert low-temperature solar energy into electric and thermal power. Independently
Campana P. E.   +3 more
core  

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

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

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