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Description
  • Using the chromatographic technique (carrier-gas: N2; tracer-gases: He, Ar) the effective diffusivity in single pellet-string columns (SPSC) packed with porous slab particles was studied. The measurements were done for cordierite support particles and for cordierite support coated with alumina based washcoat particles. The effective diffusion coefficients for two tracer-carrier pairs were evaluated. Mean transport parameters were evaluated for both types of porous particles. Obtained mean transport pore radii are in reasonable agreement with pore size distribution from mercury porosimetry.
  • Using the chromatographic technique (carrier-gas: N2; tracer-gases: He, Ar) the effective diffusivity in single pellet-string columns (SPSC) packed with porous slab particles was studied. The measurements were done for cordierite support particles and for cordierite support coated with alumina based washcoat particles. The effective diffusion coefficients for two tracer-carrier pairs were evaluated. Mean transport parameters were evaluated for both types of porous particles. Obtained mean transport pore radii are in reasonable agreement with pore size distribution from mercury porosimetry. (en)
  • Byly studovány efektivní difúzní koeficienty pomocí chromatografické metody v SPSC koloně (nosný plyn: N2; stopovací plyny: He, Ar). Kolona byla naplněna kousky monolitu. Disperze signálu způsobená vedlejšími efekty byla odstraněna pomocí konvoluce odezvy pro 2 délky kolony. Měření byla provedena jak pro samotný keramický nosič, tak pro nosič pokrytý katalytickou vrstvou. Efektivní difúzní koeficienty pro dva páry nosný plyn - stopovací látka byly získány pomocí optimalizace parametrů elučních píků v časové doméně. Střední transportní parametry byly vyčísleny pro oba typy částic. Obdržené střední hodnoty poloměrů transportních pórů jsou v dobré shodě s distribucí poloměrů pórů získanými pomocí rtuťové porosimetre. (cs)
Title
  • EFFECTIVE DIFFUSIVITIES AND PORE-TRANSPORT CHARACTERISTICS OF WASHCOATED MONOLITH FOR AUTOMOTIVE CATALYTIC CONVERTER
  • EFFECTIVE DIFFUSIVITIES AND PORE-TRANSPORT CHARACTERISTICS OF WASHCOATED MONOLITH FOR AUTOMOTIVE CATALYTIC CONVERTER (en)
  • Efektivní difúzní koeficienty a transportní charakteristiky katalytické vrstvy na monolitu používaném v automobilech (cs)
skos:prefLabel
  • EFFECTIVE DIFFUSIVITIES AND PORE-TRANSPORT CHARACTERISTICS OF WASHCOATED MONOLITH FOR AUTOMOTIVE CATALYTIC CONVERTER
  • EFFECTIVE DIFFUSIVITIES AND PORE-TRANSPORT CHARACTERISTICS OF WASHCOATED MONOLITH FOR AUTOMOTIVE CATALYTIC CONVERTER (en)
  • Efektivní difúzní koeficienty a transportní charakteristiky katalytické vrstvy na monolitu používaném v automobilech (cs)
skos:notation
  • RIV/60461373:22340/05:00015446!RIV06-GA0-22340___
http://linked.open...avai/riv/aktivita
http://linked.open...avai/riv/aktivity
  • P(GA104/05/2616), Z(MSM6046137306)
http://linked.open...vai/riv/dodaniDat
http://linked.open...aciTvurceVysledku
http://linked.open.../riv/druhVysledku
http://linked.open...iv/duvernostUdaju
http://linked.open...titaPredkladatele
http://linked.open...dnocenehoVysledku
  • 519525
http://linked.open...ai/riv/idVysledku
  • RIV/60461373:22340/05:00015446
http://linked.open...riv/jazykVysledku
http://linked.open.../riv/klicovaSlova
  • Single-Pellet-String-Column (SPSC); effective diffusivity; catalyst monolith; chromatography; transport parameters (en)
http://linked.open.../riv/klicoveSlovo
http://linked.open...ontrolniKodProRIV
  • [0E2102660DBF]
http://linked.open...in/vavai/riv/obor
http://linked.open...ichTvurcuVysledku
http://linked.open...cetTvurcuVysledku
http://linked.open...vavai/riv/projekt
http://linked.open...UplatneniVysledku
http://linked.open...iv/tvurceVysledku
  • Schneider, Petr
  • Marek, Miloš
  • Starý, Tomáš
  • Šolcová, Olina
http://linked.open...n/vavai/riv/zamer
http://localhost/t...ganizacniJednotka
  • 22340
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