Ebert, Miriam

Iaquaniello, Gaetano

Lubkoll, Matti

Ruini, Luca

Salladini, Annarita

Institute of Transport Research:Publications

HiFlex –Lessons Learnt from Permitting Process of the HiFlex ProjectSolarPACES 2021, 27th September – 1st October 2021Miriam EbertGerman Aerospace Center (DLR)> HIFLEX – Lessons Learnt from Permitting Process of the HiFlex Project > M. Ebert  > SolarPACES 2021, 27 September - 1 October 2021DLR.de  •  Folie 1DLR.de  •  Chart 2Luca Ruini, Gaetano Iaquaniello, Annarita Salladini, Matti Lubkoll, Miriam Ebert, Reiner Buck and Lars AmsbeckHiFlex –High Storage Density Solar Power Plant for Flexible Energy SystemsSolid particles As heat transfer and storage mediumIncrease process temperatureTwo times higher storage densitiesHIFLEX – Lessons Learnt from Permitting Process of the HiFlex Project > M. Ebert  > SolarPACES 2021, 27 September - 1 October 2021DLR.de  •  Chart 3Demonstrate pre-commercial CSP plant24 hours steam production for process heatSupply to industrial application of Barilla in Italy Source: google mapsSource: Data sheet carboceramicsDirect Absorption Particle ReceiverHIFLEX – Lessons Learnt from Permitting Process of the HiFlex Project > M. Ebert  > SolarPACES 2021, 27 September - 1 October 2021DLR.de  •  Chart 4Thermal power: 2.5 MWth, peakParticle outlet temperature: up to 1000°CWorking principle of Centrifugal Particle Receiver (CentRec) Centrifugal Particle Receiver on top of the towerFor further information on the plant designHIFLEX – Lessons Learnt from Permitting Process of the HiFlex Project > M. Ebert  > SolarPACES 2021, 27 September - 1 October 2021DLR.de  •  Chart 5Introduction Permitting Process Provides several unique permitting challenges:Particle based CSP system as a first of its kindNearby the town of Foggia, < 10 km away from airportIntegrated into an existing industrial reality already owning authorizations  Condition for future process heat applicationsHIFLEX – Lessons Learnt from Permitting Process of the HiFlex Project > M. Ebert  > SolarPACES 2021, 27 September - 1 October 2021DLR.de  •  Chart 6Obstacles / interference with air traffic evaluationENAC/ENAVAuthorizationsHIFLEX – Lessons Learnt from Permitting Process of the HiFlex Project > M. Ebert  > SolarPACES 2021, 27 September - 1 October 2021DLR.de  •  Chart 7Permit to BuildMunicipality of FoggiaFire Prevention PracticesVVFF (Fire Department)Structural CalculationFoggia ProvinceScreening of Environmental Impact Assessment & Integrated Environmental Authorization amendmentRegion and Province of FoggiaAuthorizationsHIFLEX – Lessons Learnt from Permitting Process of the HiFlex Project > M. Ebert  > SolarPACES 2021, 27 September - 1 October 2021DLR.de  •  Chart 8Obstacles / interference with air traffic evaluationENAC/ENAVPermit to BuildMunicipality of FoggiaFire Prevention PracticesVVFF (Fire Department)Structural CalculationFoggia ProvinceScreening of Environmental Impact Assessment & Integrated Environmental Authorization amendmentRegion and Province of FoggiaEnvironmental permitAmendment on the existing Integrated Environmental Authorization (AIA)of Barilla’s Foggia factoryBarilla has analyzed:Potential emissions from the receiver (dust and particles)HIFLEX – Lessons Learnt from Permitting Process of the HiFlex Project > M. Ebert  > SolarPACES 2021, 27 September - 1 October 2021DLR.de  •  Chart 9Particles remain in the direct proximity of the tower Negligible magnitude of PM10* emissions reaching the groundMonitoring measure: Measurement of dust before starting the construction and during operationMitigation measure: Dust extraction system *PM = particulate matterEnvironmental permit – prelimenary resultsHIFLEX – Lessons Learnt from Permitting Process of the HiFlex Project > M. Ebert  > SolarPACES 2021, 27 September - 1 October 2021DLR.de  •  Chart 10Aerosolmonitor 8533 DUSTTRAK DRXFire Prevention PracticesMethodologyHot particles from leakage from the HIFLEX receiver, driven by windfire risk and the protection of human life2  main scenarios analyzedspillage of a single particle spillage of a set of particlesHIFLEX – Lessons Learnt from Permitting Process of the HiFlex Project > M. Ebert  > SolarPACES 2021, 27 September - 1 October 2021DLR.de  •  Chart 11Performance thresholds are identifiedFire risk: Exchanged heat output < 12.5 kW/m²Thermal power 2-5 orders of magnitude below thresholdProtection of human lifeHeat exposure time according to "Stoll criterion“Assess time at which particle in contact with human body create second-degree burnNo risk of burnHIFLEX – Lessons Learnt from Permitting Process of the HiFlex Project > M. Ebert  > SolarPACES 2021, 27 September - 1 October 2021DLR.de  •  Chart 12Fire Prevention PracticesMethodology and resultsEffect Heat Flux (kW/m²)Solar radiation (sunny day) 1Wood volatiles ignite with flame exposure*12.5Second degree burn injury  of unprotected human skin in ~10 s**10Source:* I. Lawson and L. Simms, “The ignition of wood by radiation”**  The Society of Fire Protection Engineers, *Engineering Guide: Predicting 1st & 2nd Degree Skin Burns from Thermal RadiationStoll criterionLi-Na Zhai, Jun Li, Prediction methods of skin burn for performance evaluation of thermal protective clothing Burns, https://doi.org/10.1016/j.burns.2015.02.019.Obstacles/Interference with airportAuthorization from: ENAC (National civil aviation body) and ENAV (National Flight Assistance Body)Fundamental input for environmental and building permitPermit has been identified as the most difficult one Tower heightLimited to 40 mDesign of plant adjustedGlint and glare assessmentAirport close to plantPlant location HIFLEX – Lessons Learnt from Permitting Process of the HiFlex Project > M. Ebert  > SolarPACES 2021, 27 September - 1 October 2021DLR.de  •  Chart 13Glare of heliostat fieldPicture Source: DLR, Plataforma Solar de Almería (CIEMATLocation of HIFLEX plant and airportPicture Source: google mapsObstacles/Interference with airportGlint and glare assessment - MethodologyBased on requirements of Federal Aviation Administration (FAA) regulation 1. No potential for glint or glare in Airport Traffic Control Tower2. No potential for glare or ‘‘low potential for after-image’’ along final approach path for landingHIFLEX – Lessons Learnt from Permitting Process of the HiFlex Project > M. Ebert  > SolarPACES 2021, 27 September - 1 October 2021DLR.de  •  Chart 14Potential ocular impactSource: Jr, Diver & Ghanbari, Cheryl & Ho, Clifford. (2011). Methodology to Assess Potential Glint and Glare Hazards From Concentrating Solar Power Plants: Analytical Models and Experimental Validation. Journal of Solar Energy Engineering. 133. 10.1115/ES2010-90053. Distance in line of focus from any single heliostat to be exposed to No eye damage for airmenLow risk of after-image is up to 1350 m: Mitigation measures:Several stand-by points to reduce flux density in focal pointsStow positions not 100% horizontal to reduce reflection intensity for aircraft passing above Obstacles/interference with airportGlint and glare assessment - ResultsHIFLEX – Lessons Learnt from Permitting Process of the HiFlex Project > M. Ebert  > SolarPACES 2021, 27 September - 1 October 2021DLR.de  •  Chart 15Summary and OutlookInnovative plant, no previous project to take as exampleAssessments carried out to obtain required informationMitigation measured defined for implementation in plantAuthorization process started with beginning of projectProgress achieved, processes defined, basis for future plantPermit from National Civil & Flight Body critical path in the authorization process  first step successfulNear to submit the environmental permit and permit to buildForeseen to receive a feedback within 2021Start construction in 2022, Start solar operation in 2023HIFLEX – Lessons Learnt from Permitting Process of the HiFlex Project > M. Ebert  > SolarPACES 2021, 27 September - 1 October 2021DLR.de  •  Chart 16DLR.de  •  Chart 17Thank you for your attention!Miriam EbertMiriam.Ebert@dlr.de

Lessons Learnt from permitting process of the HiFlex project

https://elib.dlr.de/190059/1/SolarPACES2021_Lessons%20Learnt%20from%20Permitting%20Process%20of%20the%20HiFlex%20Project.pdf

Lessons Learnt from permitting process of the HiFlex project

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