Results 91 to 100 of about 127,388 (280)

FLUOROETHERS AS A WORKING FLUIDS FOR LOW TEMPERATURE ORGANIC RANKINE CYCLE [PDF]

open access: yesProblems of the Regional Energetics, 2014
Hydrofluoroethers as a new class of working fluids for the organic Rankine cycle have been considered to utilize the low-potential waste heat. Temperature range 300…400 K was chosen to provide energy conversion of waste heat from fuel cells.
Artemenko S.V
doaj  

Design Optimization of Surface Seawater Intake Piping for Hybrid Ocean Thermal Energy Conversion Pilot Plant

open access: yesEnergy Science &Engineering, Volume 13, Issue 12, Page 6266-6282, December 2025.
ABSTRACT Hybrid Ocean Thermal Energy Conversion (H‐OTEC) systems are characterized by the adoption of both open‐loop and closed‐loop Rankine cycles. In the closed‐loop configuration, a working fluid such as ammonia is evaporated in a heat exchanger, utilizing the heat from water vapor generated in a vacuum chamber by warm surface seawater introduction.
Shamsul Sarip   +5 more
wiley   +1 more source

Neural networks for small scale ORC optimization [PDF]

open access: yes, 2017
This study concerns a thermodynamic and technical optimization of a small scale Organic Rankine Cycle system for waste heat recovery applications. An Artificial Neural Network (ANN) has been used to develop a thermodynamic model to be used for the ...
Massimiani, Alessandro   +3 more
core   +1 more source

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

Effect factors of part-load performance for various Organic Rankine cycles using in engine waste heat recovery [PDF]

open access: yes, 2018
The Organic Rankine Cycle (ORC) is regarded as one of the most promising waste heat recovery technologies for electricity generation engines. Since the engine usually operates under different working conditions, it is important to research the part-load ...
Feng, W   +5 more
core  

Expander selection for an on board ORC energy recovery system [PDF]

open access: yes, 2017
This paper deals with the comparison between volumetric expanders (screw, scroll and rotary vane) and an Inlet Forward Radial (IFR) micro turbine for the exploitation of an on board Organic Rankine Cycle (ORC) energy recovery system.
Capata, Roberto, Fabio, Pantano
core   +1 more source

Expanders for Organic Rankine Cycle Technology

open access: yes, 2018
The overall power conversion efficiency of organic Rankine cycle (ORC) systems is highly sensitive to the isentropic efficiency of expansion machines. No expansion machine type is universally ideal as every machine has its own advantages and disadvantages and is suitable for a comparatively narrow range of operations of the highest efficiency ...
Alshammari, F, Usman, M, Pesyridis, A
openaire   +5 more sources

Analysis of the Properties of Working Substances for the Organic Rankine Cycle based Database “REFPROP”

open access: yesEPJ Web of Conferences, 2016
The object of the study are substances that are used as a working fluid in systems operating on the basis of an organic Rankine cycle. The purpose of research is to find substances with the best thermodynamic, thermal and environmental properties ...
Galashov Nikolay   +2 more
doaj   +1 more source

Investigation on efficiency improvement of a Kalina cycle by sliding condensation pressure method [PDF]

open access: yes, 2017
Conventional Kalina cycle-based geothermal power plants are designed with a fixed working point determined by the local maximum ambient temperature during the year.
Wang, Enhua, Yu, Zhibin, Zhang, Fujun
core   +1 more source

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