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Overview of solar hybridization. Ruiz, Valeriano; Frasquet , Miguel ; Silva, Manuel . CSP Today Enhanced Plant Engineering , Sevilla, 13-November 2013. Who are we ?. CTAER ( C entro T ecnológico A vanzado de E nergías R enovables ) Advanced Technology Centre for Renewable Energies.
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Overview of solar hybridization Ruiz, Valeriano; Frasquet, Miguel; Silva, Manuel CSP Today Enhanced Plant Engineering, Sevilla, 13-November 2013
Who are we? CTAER (Centro TecnológicoAvanzado de EnergíasRenovables) Advanced Technology Centre for Renewable Energies Biomass (Menjibar-Jaen) R&D (Tarifa-Cádiz) Marine (Tabernas-Almería) CSP • 91 ha • Multidisciplinary: • PTC • CRS • H2 & CPV • L/M Temp • Offices/Labs CSP Today Enhanced Plant Engineering 2013
What are you going to visit tomorrow? CSP Today Enhanced Plant Engineering 2013
DEFINITION CSP plants are thermal power plants where all or part of the thermal energy is produced from concentrated solar radiation. If there is another source of thermal energy (normally a fossil or renewable fuel) then we have a hybrid CSP plant. FOSSIL ENERGY SOLAR ENERGY Benefits of hybridization INCREASE CAPACITY FACTOR OF THE CSP PLANT IMPROVED DISPATCHABLITY OF THE CSP PLANT IMPROVED OPERATIONAL STABILITY IMPROVE AMORTIZATION OF EQUIPMENT REDUCE FUEL CONSUMPTION REDUCE CO2 EMMISIONS CSP Today Enhanced Plant Engineering 2013
APPLICATIONS OVERVIEW NEW SPECIFIC DESIGN ISCC SOLAR PLANT & BIOMASS LOW SOLAR SHARE OTHERS ISCC RETROFITTING COAL PLANT OTHERS HYBRIDIZATION INNOVATIVE CONCEPTS HYBRID RECEIVERS OTHERS SOLAR GAS-TURBINE NEW SPECIFIC DESIGN HIGH SOLAR SHARE OTHERS CSP Today Enhanced Plant Engineering 2013
HIGH SOLAR SHARE APPLICATIONS SOLAR GAS TURBINES • Integration in combined cycle applications SOLGATE RECEIVER Source: www.psa.es Source: www.abengoa.es CSP Today Enhanced Plant Engineering 2013
HIGH SOLAR SHARE APPLICATIONS SOLAR GAS TURBINES • Solar micro-turbines power plants EXHAUST GAS FUEL (GAS, BIOGAS, BIOFUEL) Source: www.aora-solar.com COMBUSTION CHAMBER TURBINE AIR INLET ELECTRICITY PRODUCTION 100 kW SOLAR RECEIVER COMPRESSOR HEAT EXCHANGER THERMAL PRODUCTION 170 kW CONCENTRATED SOLAR RADIATION Source: www.wilsonsolarpower.com CSP Today Enhanced Plant Engineering 2013
LOW SOLAR SHARE APPLICATIONS Solar thermal energy integration intoconventional steam plants RETROFITTING NEW SPECIFIC DESIGN INNOVATIVE CONCEPTS Hybrid receiver (SIREC project) Liddell Coal plant (Australia) KuraymatISCC (Egypt) ADVANTAGES • Reducing financial and technology risks. Allowing for gradual but wider deployment of solar thermal power at incipient markets • Utilizing large-scale energy conversion equipment and a steam cycle operating at high temperatures, thus allowing for higher efficiencies CSP Today Enhanced Plant Engineering 2013
LOW SOLAR SHARE APPLICATIONS INTEGRATION INTO CONVENTIONAL STEAM PLANTS • FWH: Feedwaterpreheating for the steam cycle. • PSG: Parallel steam generation at the necessary pressure level, while the solarproduced steam can further be superheated and expanded in the conventional steam cycle. • SS: Superheated steam produced by DSG field CSP Today Enhanced Plant Engineering 2013
LOW SOLAR SHARE APPLICATIONS INTEGRATION INTO CONVENTIONAL STEAM PLANTS • FWH: Feedwaterpreheating for the steam cycle. • PSG: Parallel steam generation at the necessary pressure level, while the solarproduced steam can further be superheated and expanded in the conventional steam cycle. • SS: Superheated steam produced by DSG field CSP Today Enhanced Plant Engineering 2013
LOW SOLAR SHARE APPLICATIONS INTEGRATION INTO CONVENTIONAL STEAM PLANTS • FWH: Feedwaterpreheating for the steam cycle. • PSG: Parallel steam generation at the necessary pressure level, while the solarproduced steam can further be superheated and expanded in the conventional steam cycle. • SS: Superheated steam produced by DSG field CSP Today Enhanced Plant Engineering 2013
LOW SOLAR SHARE APPLICATIONS SOLAR INTEGRATION PROJECTS Source: Electric Power Research Institute, Palo Alto, Calif CSP Today Enhanced Plant Engineering 2013
LOW SOLAR SHARE APPLICATIONS SOLAR PLANT & BIOMASS • PARABOLIC TROUGH • Termosolar Borges (Abantia) • Net power: 22,5 MW • Solar share: 15% Source: www.abantia.com • LINEAR FRESNEL • Alba Nova (Solar Euromed) • Net power: 12 MW • Solar share: Nav Source: www.solareuromed.com CSP Today Enhanced Plant Engineering 2013
LOW SOLAR SHARE APPLICATIONS SOLAR-HYBRID RECEIVER (Stirling applications) ESOR 1981 ESOR IIA 1982 ESOR IIB 1984 STC 1991 HYHPIRE 1996 SUNDISH 1999 BIODISH 2000 Sandia Receiver 2002 CLEANENERGY New receiver (est. 2016) BIOSTIRLING-4SKA 2012 Today CSP Today Enhanced Plant Engineering 2013
LOW SOLAR SHARE APPLICATIONS SOLAR-HYBRID RECEIVER (CTAER- 1MW Demonstration project) • Keep the system connected to the grid during cloud transients • Achieveuniformtemperaturedistributions in both faces of thetubes in tube-receivers NEW DESIGNS IMPLEMENTATION RESULTS Project SIREC (2001) CTAER Lab tests CTAER- VG TEST FACILITY RESULTS CSP Today Enhanced Plant Engineering 2013
Thanksforyourattention! Forfurtherinformationpleasecontact: • Manuel Silva Pérez manuel.silva@ctaer.com • Miguel Frasquet Herraiz miguel.frasquet@ctaer.com • Valeriano Ruiz Hernández valeriano.ruiz@ctaer.com