Heraeus Nitro Technologies - Katalysatoren

SecondarySecundaryCatalystsCatalystsHR-SC – Summary of AdvantagesN 2 O abatement catalyst can beinstalled without major reactormodifications – no necessity forreactor redesignThe HR-SC system can achieveover 90 % reduction in N 2 Oemissions and thus earns largenumbers of carbon creditsHigh thermal stabilityNo mechanical abrasionof the preformsNo leaching of the catalyst layerThe system does not containany potentially hazardous materialsThere is no measurable effecton the oxidation efficiencyCatalyst stability has been provenover many months in industrialreactorsLow pressure dropCost optimization by combinationof FTCplus-gauze systems andHR-SCTypical medium pressure plantN2O in tail gas [ppmv]800600400200FTCplusN2O in tail gas [ppmv]120080040000StandardHR-SC010 20 30 40 50Catalyst layer thickness [mm]Gauzes onlyGauzes + 20 mm catalyst layer pack8