case4combinesthehigherreactorefficiencyof65%fromcase2withthehigherDNI(P50)from case 3. The optimum thermalstorage size was found to be 12 h,allowing for a 69% solarization ofthecalciner(14.5%overallco2reduction).The CO2 avoidance costsare74EUR/tandtheClinkerCosts71EUR/t.theCapexis118meurand the OPEX equals 1.93 MEUR,totaling 9.09 MEUR in annualcosts. Hence,theeconomicbenefitsofcase2and3arecombined,wilethesolarizationrateofcase3Staysconstant(Analogoustothedifferencebetweenthebasecaseandcase2)。
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