Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 38 for “"concentrating solar power"”.
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SOLAR MIRRORS CHARACTERIZATION FOR CONCENTRATING SOLAR POWER TECHNOLOGY
… availability on the market of different types of solar reflectors such as: polymeric film mirrors, aluminum mirrors and thin glass mirrors, together with: the lack of available norms in this area, and a valid methodology to compare the performances of the candidate reflectors; highlights the …
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Multiscale Simulation of Thermocline Energy Storage for Concentrating Solar Power
<p>Concentrating solar power (CSP) is a renewable and demonstrated technology for large-scale power generation but requires multiple engineering advancements to achieve grid parity with conventional fossil fuels. Part of this advancement includes novel and inexpensive thermal energy systems to …
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Investigations on Latent Thermal Energy Storage for Concentrating Solar Power
Thermal energy storage (TES) in a concentrating solar power (CSP) plant allows for continuous operation even during times when solar radiation is not available, thus providing a reliable output to the grid. Energy can be stored either as sensible heat or latent heat, of which latent heat storage is …
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Control oriented concentrating solar power (CSP) plant model and its applications
<p>Solar receivers in concentrating solar thermal power plants (CSP) undergo over 10,000 start-ups and shutdowns, and over 25,000 rapid rate of change in temperature on receivers due to cloud transients resulting in performance degradation and material fatigue in their expected lifetime of over 30 …
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Development of 2d metallic nanomaterials for nanofluids with application in concentrating solar power
The cost-effective optimisation of renewable power generation systems is a must in the present context of a global climate crisis and a growing demand for reliable, affordable and clean power supply. Reliability is a challenging issue for renewable technologies like photovoltaics, which produces …
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Latent Heat Thermal Energy Storage with Embedded Heat Pipes for Concentrating Solar Power Applications
… latent heat thermal energy storage (LHTES) for concentrating solar power (CSP) applications is explored. The low thermal conductivity of phase change materials (PCMs) used in LHTES presents a design challenge due to slow heat transfer rates during heating and cooling of the material. Heat pipes …
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The role of concentrating solar power in a South African large scale renewable energy scenario
… technologies, namely wind, photovoltaic and concentrating solar power, are studied here within future scenarios (2050) over a period of one year at hourly intervals using real weather and solar irradiance data from 2010-11. The electricity demand profile for these scenario years was projected …
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Redox cycles with doped calcium manganites for high-temperature thermochemical energy storage in concentrating solar power
… systems for large-scale energy storage in concentrating solar power (CSP). Perovskites from earth abundant cations are desirable for cost-effective solutions, but such materials must demonstrate appropriate thermodynamics for high specific TCES and favorable kinetics for heat-driven …
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Site location and techno-economic analysis of utility-scale concentrating solar power plants in South Africa
… identification and quantification of potential Concentrating Solar Power (CSP) sites in South Africa; and the performance and cost modelling, optimisation and analysis of two CSP technologies in three locations. A further theme of the study is the consideration of the availability of water for …
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Geophysical and industrial requirements of large scale rollout of concentrating solar power (CSP) in South Africa
… structure to a large emphasis on Concentrated Solar Power (CSP). It does this by assessing the local geographical conditions and what are the land, water and radiation requirements of CSP followed by an investigation into the transmission grid requirements. Recommendations are drawn up of …
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Integrating fluidized bed heat exchangers and particle thermal energy storage with sCO₂ recompression Brayton cycles for concentrating solar power
… for thermal energy storage (TES) in future concentrating solar power (CSP) plants that implement supercritical carbon dioxide (sCO2) cycles at firing temperatures above 700°C. However, the design of effective particle-sCO2 HXs (HX) remains a challenge. Recent studies have explored how mild …
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Conceptual design of a concentrating solar power plant for a combined electricity and water supply of the city El Gouna
The cogeneration of power and water in large concentrating solar power (CSP) plants with thermal storage can have significant energetic and economic benefits to supply regions with high direct irradiation and good seawater access. Due to increasing water scarcity, the Middle-East North-Africa (MENA) …
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New technology for thermal desorption feeding with concentrating solar power (csp) system [Nuove tecnologie per il desorbimento termico alimentato con solare a concentrazione]
… sull’accoppiamento di un sistema energetico con solare a concentrazione, in particolare i collettori parabolici lineari e Therminol-VP1 come fluido termovettore, con tubi di riscaldamento conduttivo, traendo ispirazione da soluzioni industriali esistenti di DT per la bonifica di matrici solide …
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Solar Power for Deployment in Populated Areas
The thesis presents background on solar thermal energy and addresses the structural challenges associated with the deployment of concentrating solar power fields in urban areas. Two potential structural systems and urban locales of deployment are proposed and investigated to determine whether they …
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Nanofluids with optimised thermal properties based on metal chalcogenides with different morphology
… from fossil fuels combustion. In this scenario, concentrating solar power (CSP) is a renewable energy with a high potential to cover the global energy demand. However, improving the efficiency and reducing the cost of technologies based on this type of energy to make it more competitive is still a …
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Design and validation of an air window for a molten salt solar thermal receiver
This thesis contributes to the development of Concentrating Solar Power (CSP) receivers and focuses on the design of an efficient aperture. An air window is proposed for use as the aperture of a CSP molten salt receiver to mitigate efficiency losses due to heat and mass transfer. The current state …
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Improving the concentrated solar power plant through connecting the modular parabolic solar trough
Concentrating solar power (CSP) stands as a promising renewable energy technology with the ability to contribute towards global reduction of carbon emissions. A major obstacle to increased adoption of CSP plants has to do with their high initial investment cost; consequently, there is a powerful …
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Design, construction and testing of a pumped molten chloride circulation loop
Next generation concentrating solar power (CSP) with thermal energy storage is envisioned to operate with a peak temperature of 700 °C or higher, but transitioning from a stainless steel to a nickel alloy infrastructure is prohibitively expensive. In light of this challenge, the present work …
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Simulation of optical impacts of gravity-induced deformations of concentrating solar collectors
Concentrating solar power (CSP) is a large field of interest in the renewable energy sector. However, CSP has not yet become as economical as other renewable energy technologies. A possible solution to this issue is the ability to produce efficient and cost-effective solar collectors such as …
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Operational Impacts of Responsive Electricity Loads: A Modeling Framework Including Policy Implications for Cyprus
… a special challenge for small island power systems which have less inertia, narrower reserve margins, and high fuel costs for thermal generators. This thesis explores the potential of demand response programs to help integrate renewables in Cyprus from an hourly unit commitment …
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