Articles with "nox removal" as a keyword



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In situ evaluation of the NOx removal efficiency of photocatalytic pavements: statistical analysis of the relevance of exposure time and environmental variables

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Published in 2019 at "Environmental Science and Pollution Research"

DOI: 10.1007/s11356-019-04322-y

Abstract: In the recent past, the NOx removal efficiency of photocatalytic materials has been subject of many studies with promising results. However, many of these studies involve laboratory tests carried out under standardized climatic exposure conditions,… read more here.

Keywords: nox removal; efficiency photocatalytic; exposure; removal efficiency ... See more keywords
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Mechanistic insight in NO trapping on Pd/Chabazite systems for the low-temperature NOx removal from Diesel exhausts

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Published in 2021 at "Applied Catalysis B: Environmental"

DOI: 10.1016/j.apcatb.2020.119724

Abstract: Abstract We have applied transient response methods to study Pd-CHA systems as Passive NOx Adsorbers (PNA) for the low-temperature NOx removal from Diesel exhausts. NO adsorption/TPD experiments were carried out at different temperatures in gaseous… read more here.

Keywords: nox removal; low temperature; temperature nox; removal diesel ... See more keywords
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Simulation investigation on the design and operation strategy of a 660 MW coal-fired power plant coupled with a steam ejector to ensure NOx reduction ability

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Published in 2017 at "Applied Thermal Engineering"

DOI: 10.1016/j.applthermaleng.2017.06.033

Abstract: Abstract A 660 MW supercritical coal-fired power plant with feedwater heater coupled with a steam ejector is applied to address nitrogen oxide (NOx) removal problem under low load conditions. The present study conducts simulation on design… read more here.

Keywords: steam ejector; power; plant; nox removal ... See more keywords

Simultaneous removal of gaseous NOx and SO2 by gas-phase oxidation with ozone and wet scrubbing with sodium hydroxide

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Published in 2020 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2019.122601

Abstract: Abstract In conventional coal-fired power plants, selective catalytic reduction (SCR) is used for NOx removal and wet scrubbing is used for SO2 removal. Because of the high operational cost of SCR, researchers have applied wet… read more here.

Keywords: removal; so2; wet scrubbing; nox so2 ... See more keywords
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Atmospheric NOx removal: study of cement mortars with iron- and vanadium-doped TiO2 as visible light–sensitive photocatalysts

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Published in 2017 at "Construction and Building Materials"

DOI: 10.1016/j.conbuildmat.2017.05.132

Abstract: Abstract Mortars made with Portland cement, two different calcium aluminate cements and air lime were chosen to incorporate photocatalytic additives, because they have large exposed surfaces that boost the photochemical oxidation (PCO) of atmospheric pollutants… read more here.

Keywords: nox removal; cement mortars; visible light; atmospheric nox ... See more keywords
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Facile hydrothermal preparation of a ZnFe2O4/TiO2 heterojunction for NOx removal

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Published in 2021 at "Molecular Catalysis"

DOI: 10.1016/j.mcat.2021.111570

Abstract: Abstract Titanium dioxide (TiO2) has become the most promising photocatalyst. It is non-toxic and has a wide range of sources, but its application is limited due to its weak visible light absorption capacity. Compounding with… read more here.

Keywords: tio2; znfe2o4 tio2; facile hydrothermal; nox removal ... See more keywords
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Computer simulation of NOx removal from diesel engine off-gases under electron beam and wet scrubber system

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Published in 2020 at "Radiation Physics and Chemistry"

DOI: 10.1016/j.radphyschem.2020.108707

Abstract: Abstract NOx emission from diesel engine off-gases in marine transportation sector is still an environmental issue to be solved in present day. Electron beam (EB) followed by a seawater wet scrubber method to removal NOx… read more here.

Keywords: nox removal; computer; diesel engine; scrubber ... See more keywords

NOx Removal from Simulated Marine Exhaust Gas by Wet Scrubbing Using NaClO Solution

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Published in 2017 at "Journal of Chemistry"

DOI: 10.1155/2017/9340856

Abstract: The experiments were performed in a lab-scale countercurrent spraying reactor to study the NOx removal from simulated gas stream by cyclic scrubbing using NaClO solution. The effects of NaClO concentration, initial solution pH, coexisting gases… read more here.

Keywords: nox removal; removal; gas; solution ... See more keywords
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Effect of Liquid Grounding Electrode on the NOx Removal by Dielectric Barrier Discharge Non-Thermal Plasma

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Published in 2021 at "Applied Sciences"

DOI: 10.3390/app11198815

Abstract: In this paper, an experimental setup was established to study the influence of potassium chloride (KCL) solution as the ground electrode on the nitrogen oxides (NOx) removal efficiency in non-thermal plasma (NTP) generated by dielectric… read more here.

Keywords: nox removal; removal efficiency; solution; kcl solution ... See more keywords

Pilot-Scale Studies of WO3/S-Doped g-C3N4 Heterojunction toward Photocatalytic NOx Removal

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Published in 2022 at "Materials"

DOI: 10.3390/ma15020633

Abstract: Due to the rising concentration of toxic nitrogen oxides (NOx) in the air, effective methods of NOx removal have been extensively studied recently. In the present study, the first developed WO3/S-doped g-C3N4 nanocomposite was synthesized… read more here.

Keywords: doped c3n4; pilot scale; spectroscopy; nox removal ... See more keywords