Results 81 to 90 of about 10,045 (226)

Desain Dan Pengujian Kolektor Surya CPC Berselubung Kaca Sebagai Media Evaporasi Sistem ORC

open access: yesJurnal Energi Dan Manufaktur, 2016
Abstrak: Bagian dari kegiatan penelitian pembangkit Organic Rankine Cycle (ORC) dengan sumber kalor dari radiasi matahariadalah kolektor surya. Tujuan penulisan ini adalah menjelaskan disain kolektor surya dengan menggabungkan dua tipe,yaitu reflektor ...
Dwi Yuliaji   +5 more
doaj  

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

Solar Dish Collectors for Hydrogen Production: A Review

open access: yesInternational Journal of Energy Research, Volume 2026, Issue 1, 2026.
Solar‐driven hydrogen production stands at the nexus of the global transition toward net‐zero energy systems. This review surveys the role of solar dish collectors (SDCs) as high‐flux concentrators that can directly or indirectly split water, positioning hydrogen as a long‐duration, carbon‐free energy carrier.
Ali Sulaiman Alsagri   +2 more
wiley   +1 more source

Preliminary experimental comparison and feasibility analysis of CO2/R134a mixture in Organic Rankine Cycle for waste heat recovery from diesel engines [PDF]

open access: yes, 2019
This paper presents results of a preliminary experimental study of the Organic Rankine Cycle (ORC) using CO2/R134a mixture based on an expansion valve.
Feng, W   +5 more
core  

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

Review of artificial intelligence applications in geothermal energy extraction from hot dry rock

open access: yesDeep Underground Science and Engineering, Volume 4, Issue 4, Page 651-672, December 2025.
This paper systematically summarized the applications of artificial intelligence (AI) in hot dry rock (HDR) geothermal exploitation and discussed the limitations and opportunities. A novel intelligent HDR exploitation system was proposed to promote the development of HDR toward more efficiency, economy, and intelligence.
Kun Ji   +5 more
wiley   +1 more source

Desain Dan Pengujian Kolektor Surya CPC Berselubung Kaca Sebagai Media Evaporasi Sistem ORC

open access: yesJurnal Energi Dan Manufaktur, 2018
Abstrak: Bagian dari kegiatan penelitian pembangkit Organic Rankine Cycle (ORC) dengan sumber kalor dari radiasi matahariadalah kolektor surya. Tujuan penulisan ini adalah menjelaskan disain kolektor surya dengan menggabungkan dua tipe,yaitu reflektor ...
Dwi Yuliaji   +5 more
doaj  

Experimental characterization of single screw expander performance under different testing conditions and working fluids [PDF]

open access: yes, 2015
During the last years, one of the most popular ways to recover low-grade waste heat is the organic Rankine cycle (ORC). This technology is widely studied and continuously optimized and, as a result, there are many efficient installations available on the
Gusev, Sergei   +2 more
core   +1 more source

Overview of geothermal resource exploration and development in North Africa

open access: yesDeep Underground Science and Engineering, Volume 4, Issue 4, Page 673-685, December 2025.
This article reviews geothermal exploration in North Africa, highlighting key activities, government policies, and exploration findings across Mauritania, Morocco, Algeria, Tunisia, Libya, and Egypt. The region's substantial geothermal potential, driven by tectonic activity, positions it to play a significant role in the global geothermal energy ...
Meryem Redouane
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

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