Results 11 to 20 of about 12,741 (256)

Energy and Exergy (2E) Analysis of an Optimized Solar Field of Linear Fresnel Reflectors for a Conceptual Direct Steam Generation Power Plant

open access: yesEnergies, 2021
Direct steam generation is a promising alternative to conventional heat transfer fluids for solar thermal power plants using linear concentrators because water and steam do not have thermal and chemical stability problems.
Eduardo González-Mora   +1 more
doaj   +1 more source

Buffer storage for direct steam generation [PDF]

open access: yesSolar Energy, 2006
Fast reaction times and high discharge rates make steam accumulators a promising option for compensation of fast transients in insolation for solarthermal systems using steam as working medium. Using the volume of components like separator drums or heat exchangers for storage of pressurized hot water is a cost-effective approach to integrate buffer ...
Steinmann, Wolf-Dieter, Eck, Markus
openaire   +2 more sources

Direct steam generation solar systems with screw expanders and parabolic trough collectors: Energetic assessment at part-load operating conditions

open access: yesCase Studies in Thermal Engineering, 2020
This paper explains a numerical optimization of a novel screw expander-based solar thermal electricity plant to evaluate the energetic benefits in specific case studies.
Paolo Iodice   +2 more
doaj   +1 more source

Economic, Environmental and Energetic Analysis of a Distributed Generation System Composed by Waste Gasification and Photovoltaic Panels

open access: yesEnergies, 2021
Fossil fuel dependency in developed countries is worrisome due to the lack of energy security that traditional energy generation provides. In order to prevent future energy problems and to maintain a sustainable society, some countries are starting to ...
Alvaro Quiles Garcia   +4 more
doaj   +1 more source

Energy performance assessment of a novel zeolite-water direct contact adsorptive heat pump for waste heat recovery

open access: yesEnergy Conversion and Management: X, 2022
The adsorption heat pumps are a promising technology suitable for the industrial waste heat recovery. In particular, the direct contact configuration can be used to generate high pressure steam for industrial applications limiting the design complexities.
Fulvio Buzzi   +2 more
doaj   +1 more source

Development and features of natural circulation in a steam generating plant with a direct-flow steam generator

open access: yesTransactions of the Krylov State Research Centre, 2021
The natural circulation of the coolant contributes to the reliability and safety of offshore reactor installations, especially in an emergency situation with a complete de energization of the power plant. In this regard, the use of technical and design solutions for the emergence of natural circulation (EC) is appropriate.
N.N. Peich, D.S. Malovik
openaire   +1 more source

Effect of Nano Fluids on the Thermal Performance and Efficiency of Linear Fresnel Collector in Hot Summer Months [PDF]

open access: yesJournal of Renewable Energy and Environment, 2021
One of the best and most important types of concentrating solar power plants is the linear Fresnel collector. The thermal performance and application of absorber in a solar power plant can be enhanced using direct steam generation technology.
Najmeh Salehi   +3 more
doaj   +1 more source

Testing and Modeling of Direct Steam Generating Parabolic Trough Collectors [PDF]

open access: yesProceedings of EuroSun 2018, 2018
The present work is elaborated in the framework of the REELCOOP research project. A mini hybrid (solar/biomass) power plant was installed and is under testing at ENIT (Ecole Nationale d’Ingénieurs de Tunis), Tunisia. The power plant relies on Parabolic Trough Collectors (PTC) operating with Direct Steam Generation (DSG), an Organic Rankine Cycle (ORC ...
Ferchichi, Souha   +8 more
openaire   +2 more sources

Direct Steam Generation (DSG) - Technology Overview [PDF]

open access: yesJournal of Solar Energy Engineering, 2012
For the future market potential of parabolic trough power plants with direct steam generation (DSG), it is beneficial to integrate a thermal storage system. Heat storage media based on phase change materials offer heat transfer at constant temperatures needed for the evaporation process. Different options for a plant layout are presented and discussed.
Birnbaum, Jürgen   +5 more
openaire   +3 more sources

Dynamic characteristics of a solar‐aided coal‐fired power generation system under direct normal irradiance (DNI) feedforward control

open access: yesEnergy Science & Engineering, 2020
A solar‐aided coal‐fired power generation (SAPG) system is a new type of power generation system in the field of solar thermal power generation.
Liping Pang   +3 more
doaj   +1 more source

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