Results 31 to 40 of about 34,483 (233)

Performance enhancement of three-stage axial turbine for Clean Organic Rankine Cycle system driven by low-temperature heat source

open access: yesCleaner Engineering and Technology, 2021
High performances of Organic Rankine Cycle (ORC) system are widely used in various industrial applications. Axial flow turbine at low temperature heat source is of major importance in some processes.
T.T. Naas   +7 more
doaj   +1 more source

Rankine Cycles, Modeling and Control [PDF]

open access: yesLinköping Electronic Conference Proceedings, 2016
As the demand for decreased use of energy increases, new ways of using energy sources are investigated. One of these ways is to be able to use low temperature heat sources, which can be done with a rankine or organic rankine cycle. In a rankine cycle there is a working fluid which is pressurized, evaporated, expanded and then condensed again, and the ...
Ylva Teleman   +3 more
openaire   +1 more source

Comparison study of Trilateral Rankine Cycle, Organic Flash Cycle and basic Organic Rankine Cycle for low grade heat recovery [PDF]

open access: yesEnergy Procedia, 2017
Organic Rankine Cycle (ORC) has been widely used for the recovery of low-grade heat into power such as solar energy and industrial waste heat. The overall thermal efficiency of ORC is affected by large exergy destruction in the evaporator due to the temperature mismatching between the heat source and working fluid.
Li, Zhi   +6 more
openaire   +2 more sources

Comparison of boiler feed pumps for cesium and potassium Rankine cycle systems [PDF]

open access: yes, 1968
Comparison of electromagnetic and centrifugal pumps for cesium and potassium Rankine cycle ...
Clark, D. L.   +2 more
core   +2 more sources

Experimental Investigation of a 560 Watt Organic Rankine Cycle System using R134a as Working Fluid and Plat Solar Collector as Heat Source

open access: yesInternational Journal of Electrical, Energy and Power System Engineering, 2021
New and renewable energy sources such as solar, geothermal, and waste heat are energy sources that can be used as a source of energy for Organic Rankine cycle system because the organic Rankine cycle (ORC) requires heat at low temperatures to be used as
Awaludin Martin, Muhammad Nur
doaj   +1 more source

Design and Optimization of a Novel Kalina‐Organic Rankine Cycle System Based on LNG Cold Energy Utilization

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT This study proposes a novel integrated system (SDKC‐DORC) that combines a split‐flow dual‐pressure Kalina cycle with a secondary organic Rankine cycle for the synergistic utilization of solar energy and liquefied natural gas (LNG) cold energy.
Ke Xiao   +6 more
wiley   +1 more source

Effect of Diesel-engine Operating Conditions on Performance of Waste Heat Recovery Cycles: A 4E Analysis [PDF]

open access: yesIranica Journal of Energy and Environment
In waste heat recovery from a heavy-duty diesel engine, with a focus on engine speed's impact, is explored. The critical problem of enhancing energy efficiency and reducing emissions through waste heat utilization is addressed.
B. Alizadeh Kharkeshi   +4 more
doaj   +1 more source

Steam Turbine—Quo Vadis?

open access: yesFrontiers in Energy Research, 2021
In this article, a close look is taken at the state-of-the-art in steam turbine and steam (Rankine) cycle technology within the framework of conventional steam and gas turbine combined cycle power plants, specifically, the bottoming steam (Rankine) cycle
Seyfettin Can Gülen
doaj   +1 more source

Performance Analysis of a Cooling‐Heating‐Electricity‐Ammonia Multigeneration System Integrated Concentrated Photovoltaic Photothermal and Operation Strategy

open access: yesEnergy Science &Engineering, EarlyView.
This article introduces an operation strategy utilizing a hydrogen and biomass collaborative energy storage to regulate the power supply and demand. The results show that the system achieves annual average energy and exergy efficiencies of 87.77% and 67.16%, respectively.
Kai Ding, Ximin Cao, Yanchi Zhang
wiley   +1 more source

An Energy Investigation of An Organic Rankine Cycle Utilizing Three Organic Fluids

open access: yesHittite Journal of Science and Engineering, 2020
This study presents an energy study of an Organic Rankine Cycle ORC by comparing three organic fluids. The latter is considered as a promising cycle for the conversion of heat into mechanical energy adapted to low-temperature heat sources; it uses ...
Rabah Touaibi, Ozlem Boydak, Hasan Koten
doaj   +1 more source

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