Results 41 to 50 of about 8,941 (184)

Energy analysis of Organic Rankine Cycles for biomass applications

open access: yesThermal Science, 2015
The present paper aims at analysing the performances of Organic Rankine Cycles (ORCs) adopted for the exploitation of the biomass resulting from the pruning residues in a 3000 hectares district in Southern Italy. A parametric energy analysis has been carried out to define the influence of the main plant operating conditions. To this purpose,
ALGIERI, Angelo, Morrone P.
openaire   +2 more sources

Multi‐Objective Optimization of a Climate‐Responsive Green Hydrogen‐Based Multi‐Generation System with Advanced Energy Storage and Heat Recovery

open access: yesAdvanced Sustainable Systems, Volume 9, Issue 10, October 2025.
A novel hydrogen‐based multi‐generation system integrates CAES, PEME, and ORC for climate‐responsive power generation. Using response surface methodology, the system is optimized for energy efficiency, emissions, and cost. Results highlight its strong performance in temperate climates and its potential for modular, scalable deployment.
Ehsanolah Assareh   +5 more
wiley   +1 more source

Electricity from Waste Heat Using the Organic Rankine Cycle (ORC)

open access: yesEnergy Exploration & Exploitation, 1991
In the conversion of low temperature heat into electricity the greatest efficiency is obtained in many cases by using an organic Rankine cycle (ORC). This paper deals with an ORC-design, in which a high-speed oil free turbogenerator-feed pump is used.
openaire   +1 more source

A review of hot sedimentary aquifer geothermal resources in Australia

open access: yesNew Zealand Journal of Geology and Geophysics, Volume 68, Issue 3, Page 378-398, September 2025.
ABSTRACT Numerous currently operating, past and potential future geothermal energy projects in Australia depend on heat from hot sedimentary aquifer (HSA) sources. The relevant aquifers cover a range of geographical and geological settings. Currently operating geothermal energy projects in Australia (excluding ground source heat pumps) predominantly ...
Graeme R. Beardsmore
wiley   +1 more source

Solar‐Powered Green Hydrogen from Electrolyzer (PV‐H2): A Review

open access: yesSolar RRL, Volume 9, Issue 14, July 2025.
This review highlights solar‐powered hydrogen production using electrolyzers. While direct photovoltaic (PV) coupling reduces costs, it poses stability challenges. Emerging PV types like floating PV offer integration benefits. However, large‐scale deployment faces issues like land use, high costs, and underexplored long‐term electrolyzer performance ...
Aritra Ghosh
wiley   +1 more source

Economic comparison of ORC (Organic Rankine cycle) processes at different scales

open access: yesEnergy, 2014
Abstract The utilization of low temperature heat sources, e.g. waste heat, for power generation in Organic Rankine Cycles has become more and more important in recent decades. In this work, exhaust gas as the heat transfer medium is considered. Five organic working fluids in three cycle designs at three different scales are investigated in Aspen Plus
Meinel, Dominik   +2 more
openaire   +2 more sources

3E and Climatic Analysis of Hybrid Solar System Integrated With a Ground Source Heat Pump for Multi‐Micro‐Generation Energy Supply

open access: yesEnergy Science &Engineering, Volume 13, Issue 6, Page 3013-3030, June 2025.
ABSTRACT Renewable energy sources are extensively studied due to their clean and sustainable nature. Human energy needs can be classified into four categories: heating, cooling, electricity, and transportation. Heating and electricity have garnered more research attention because of their larger share and the variety of technologies used.
Nasrin Rashvand   +3 more
wiley   +1 more source

Experimental investigation of a forced convection heat transfer of the organic fluid R-125 at supercritical pressures and under organic rankine cycle conditions [PDF]

open access: yes, 2017
The organic Rankine cycle (ORC) is a suitable technology for utilizing low-grade temperature heat sources of ~100 °C from various industry processes. In the ORC cycle an organic fluid with a lower boiling point is used as a working medium.
Billiet, Marijn   +4 more
core   +1 more source

Demand Response Model of Low‐Carbon Economy in Integrated Energy System Based on Carbon Flow Traceability

open access: yesEngineering Reports, Volume 7, Issue 4, April 2025.
Based on the carbon flow tracing method of power system, this paper presents a model to adjust the load side operating state of power system by using price incentive. ABSTRACT With the gradual liberalization of the carbon market and distributed trading market, the economic incentive trading market mechanism has become an effective way to promote carbon
Yu Liu   +5 more
wiley   +1 more source

Enhanced Energy Efficiency in Small‐Scale Power Generation Using a Hybrid Solar‐Biomass System With Thermal Storage

open access: yesEngineering Reports, Volume 7, Issue 4, April 2025.
The hybrid solar‐biomass power system integrates solar and biomass technologies to generate reliable and efficient electricity. Solar collectors capture energy, while biomass gasification provides syngas for power generation, complementing solar's intermittency.
T. Sathish   +6 more
wiley   +1 more source

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