Relationship Between Oxygen-Containing Groups and Acidity of Graphene Oxide Supported Mn-Based SCR Catalysts and the Effects on the Catalytic Activity
Sign Up to like & getrecommendations! Published in 2020 at "Catalysis Letters"
DOI: 10.1007/s10562-020-03218-8
Abstract: Graphene oxide (GO) with abundant oxygen-containing groups was chosen as the support for the NH3-SCR catalysts. The as-prepared catalysts were systematically characterized to elucidate the effects of the surface properties and the morphological structure on… read more here.
Keywords: scr catalysts; catalytic activity; containing groups; oxygen containing ... See more keywords
Poisoning of SCR Catalysts used in Municipal Waste Incineration Applications
Sign Up to like & getrecommendations! Published in 2017 at "Topics in Catalysis"
DOI: 10.1007/s11244-017-0816-y
Abstract: A commercial vanadia, tungsta on titania SCR catalyst was poisoned in a side stream in a waste incineration plant. The effect of especially alkali metal poisoning was observed resulting in a decreased activity at long… read more here.
Keywords: scr catalysts; poisoning scr; catalysts used; waste ... See more keywords
Modelling Both the NH3 Storage on Automotive SCR Catalysts and the Radio-Frequency-Based Response
Sign Up to like & getrecommendations! Published in 2019 at "Topics in Catalysis"
DOI: 10.1007/s11244-019-01140-x
Abstract: Since the ammonia (NH3) based selective catalytic reduction is today’s main DeNOx strategy to meet the emission limits for Diesel cars, research focuses on sensor and control approaches for higher conversion efficiencies and system robustness.… read more here.
Keywords: scr catalysts; modelling nh3; response; storage automotive ... See more keywords
Fundamental chemistry of V-SCR catalysts at elevated temperatures
Sign Up to like & getrecommendations! Published in 2017 at "Catalysis Today"
DOI: 10.1016/j.cattod.2017.04.056
Abstract: Abstract Understanding the structural properties of vanadium at high temperatures for vanadia-based SCR at nearly monolayer coverage is an important topic, which has influence on e.g. automotive applications. Nowadays, improved, stabilized Anatase combined with profound… read more here.
Keywords: scr catalysts; chemistry; fundamental chemistry; chemistry scr ... See more keywords
Balancing redox and acidic properties for optimizing catalytic performance of SCR catalysts: A case study of nanopolyhedron CeOx-supported WOx
Sign Up to like & getrecommendations! Published in 2021 at "Journal of environmental chemical engineering"
DOI: 10.1016/j.jece.2021.105828
Abstract: Abstract For the selective catalytic reduction of NOx with NH3 (NH3-SCR) reaction, how to precisely adjust the reducibility and surface acidity over SCR catalysts remains a fundamental challenge. Here, a very facile and effective way,… read more here.
Keywords: scr catalysts; redox acidic; nanopolyhedron ceox; acidic properties ... See more keywords
Recycling of Waste SCR Catalysts Using a Catalytic Filter: A Study on the Catalytic Performance for NOx Abatement
Sign Up to like & getrecommendations! Published in 2021 at "Industrial & Engineering Chemistry Research"
DOI: 10.1021/acs.iecr.1c00819
Abstract: In this work, a multifunctional filter with the abilities of particle filtration and NOx removal was fabricated using a combined particle filter for retreating waste catalysts through an impregnati... read more here.
Keywords: waste; recycling waste; scr catalysts; catalysts using ... See more keywords
Transformation of Active Sites in Fe/SSZ-13 SCR Catalysts during Hydrothermal Aging: A Spectroscopic, Microscopic, and Kinetics Study
Sign Up to like & getrecommendations! Published in 2017 at "ACS Catalysis"
DOI: 10.1021/acscatal.6b03679
Abstract: Fe/SSZ-13 catalysts (Si/Al = 12, Fe loadings of 0.37% and 1.20%) were prepared via solution ion-exchange, and they were hydrothermally aged at 600, 700, and 800 °C. The fresh and aged catalysts were characterized with… read more here.
Keywords: active sites; scr catalysts; ssz scr; transformation active ... See more keywords
Green Recovery of Titanium and Effective Regeneration of TiO2 Photocatalysts from Spent Selective Catalytic Reduction Catalysts
Sign Up to like & getrecommendations! Published in 2018 at "ACS Sustainable Chemistry & Engineering"
DOI: 10.1021/acssuschemeng.7b03038
Abstract: The extensive use of selective catalytic reduction (SCR) catalysts will afford many spent SCR catalysts. The mass fraction of the titanium component is over 80% in spent SCR catalysts, but currently, it is usually thrown… read more here.
Keywords: scr catalysts; catalytic reduction; selective catalytic; titanium ... See more keywords
A Review on Resource Utilization of Spent V-W-Ti Based Selective Catalytic Reduction Catalysts
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15227984
Abstract: To address the environmental pollution caused by nitrogen oxides, V2O5-WO3/TiO2 is widely used as a catalyst based on selective catalytic reduction (SCR) technology. However, spent SCR catalysts pose a potential hazard to the environment due… read more here.
Keywords: spent scr; based selective; selective catalytic; scr catalysts ... See more keywords