Results 11 to 20 of about 21,008 (231)

Thermodynamic, economic, and environmental performance comparison of typical geothermal power generation systems driven by hot dry rock

open access: yesEnergy Reports, 2022
Hot dry rock has attracted broad attention due to its relatively high temperature and abundant resources. To match the power generation system suitable for low dryness hot dry rock geothermal fluid, this paper constructed four power generation systems ...
Tailu Li   +4 more
doaj   +1 more source

Comprehensive evaluation of concentrated solar collector and Organic Rankine cycle hybrid energy process with considering the effects of different heat transfer fluids

open access: yesEnergy Reports, 2021
Solar energy based power generation systems can reduce pollutants emissions by reducing fossil fuel consumption. A new option for this idea is the Organic Rankine cycle coupled with a concentrating solar collector.
Kai Sun   +3 more
doaj   +1 more source

Low Temperature Power Cycle Using Amine – CO2 Fluid [PDF]

open access: yesMATEC Web of Conferences, 2021
Low temperature heat below 473K is produced massively. Kalina cycle using NH3 and Organic Rankine cycle using HFC-245fa can generate electricity from the low temperature heat. However, the former is toxic and corrosive and the latter has a high GWP value,
Ogawa Takashi   +3 more
doaj   +1 more source

Thermodynamic Study of a Combined Power and Refrigeration System for Low-Grade Heat Energy Source

open access: yesEnergies, 2021
This study focuses on the thermal performance analysis of an organic Rankine cycle powered vapor compression refrigeration cycle for a set of working fluids for each cycle, also known as a dual fluid system.
Saboora Khatoon   +2 more
doaj   +1 more source

Assessment of a District Trigeneration Biomass Powered Double Organic Rankine Cycle as Primed Mover and Supported Cooling

open access: yesEnergies, 2021
This study presents a combined cooling, heating, and power system powered by biogas, suitable for small scale communities in remote locations. To run such a system, in order to obtain the daily life essentials of electricity, hot water, and cooling ...
Muhammad Tauseef Nasir   +4 more
doaj   +1 more source

Overview on artificial intelligence in design of Organic Rankine Cycle

open access: yesEnergy and AI, 2020
Converting thermal energy into mechanical work by means of Organic Rankine Cycle is a validated technology to exploit low-grade waste heat. The typical design process of Organic Rankine Cycle system, which commonly involves working fluid selection, cycle
Dongpeng Zhao   +6 more
doaj   +1 more source

Assessment and working fluid comparison of steam Rankine cycle -Organic Rankine cycle combined system for severe cold territories

open access: yesCase Studies in Thermal Engineering, 2021
In this work, organic Rankine cycle (ORC) is employed to expand the available temperature region of the conventional steam Rankine cycle (SRC) in severe cold territories. The feasibility of the proposed steam Rankine cycle -Organic Rankine cycle combined
Hong-Hu Zhang   +4 more
doaj   +1 more source

A Comprehensive Comparative Analysis of Energetic and Exergetic Performance of Different Solar-Based Organic Rankine Cycles

open access: yesEnergies, 2023
In this work, a comprehensive energetic and exergetic comparative assessment is presented for the simple solar organic Rankine cycle (SORC), regenerative solar organic Rankine cycle (RORC), and dual-loop solar organic Rankine cycle (DORC), considering ...
Guillermo Valencia Ochoa   +4 more
doaj   +1 more source

A Review on Combining Micro Gas Turbines with Organic Rankine Cycles [PDF]

open access: yesE3S Web of Conferences, 2019
Current energy conversion machines such as the micro gas turbine can be improved by harvesting the low-grade energy of the exhaust. A prominent option for such is the organic Rankine cycle due to its relatively efficient and reliable design.
Bonolo de Campos Gustavo   +3 more
doaj   +1 more source

The Influence of Condenser Temperature on the Energy and Exergy Efficiencies of the ORC

open access: yesWasit Journal of Engineering Sciences, 2022
From low-grade heat sources, the organic Rankine cycle may be exploited to create power. The thermal efficiency of the organic Rankine cycle is affected by the value of the lowest cycle temperature, which is the condensation temperature.
Dhae Hussain   +2 more
doaj   +1 more source

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