Furthermore the associated technologies influencing the deep photocatalytic oxidative desulfurization performances have been identified and significant parameters for the process optimization are
Both compounds revealed high desulfurization efficiency using milder operating conditions leading to low levels of the DBT compound since only 1 h while using a low ratio of H2O2/S = 6
Aiming at perfecting the proposed three stage cascade scrubbing desulfurization technology ASPEN PLUS simulations of seawater/seawater cascade scrubbing desulfurization for an exhaust gas scrubber designed for a 10 MW large scale marine diesel engine were performed to fix a reasonable desulfurization share for the main scrubbing section Accordingly
Recently the applications of sulfur removal technologies from fuel oil have been demonstrated as the center point of focus for oil refining industries [8] The eradication of S compounds has become necessary to obtain green fuel oil with a low sulfur content of 10 15 parts per million ppm as recommended by the United States Environmental Protection Agency
Optimization of adsorptive desulfurization process conditions for FCC gasoline Xiong Nan ni 1 Li Zheng 1 and Wang Peng 2 Published under licence by IOP Publishing Ltd IOP Conference Series Earth and Environmental Science Volume 267 Issue 2 Citation Xiong Nan ni et al 2019 IOP Conf Ser Earth Environ Sci 267 022037
These operating conditions of ultra deep desulfurization cause HDS catalysts to deactivate much quicker because of sintering Besides ultra deep desulfurization through HDS requires high operating and investment costs [34] During the HDS process sulfur is removed as H 2 S The formation of H 2 S also creates lots of environmental issues On
tBiotrickling filters for biogas desulfurization still must prove their stability and robustness in the longrun under extreme conditions Long term desulfurization of high loads of H2S under
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Strict environmental laws have been put in place around the world to reduce the amount of sulfur in the fuel to reduce the emissions of harmful gases from fuel combustion and improve air quality Therefore extensive researches have been undertaken to devise effective processes or to improve the desulfurization processes Among the desulfurization processes the oxidative
Corrigendum to "The hydrogenation and direct desulfurization reaction pathway in thiophene hydrodesulfurization over MoS2 catalysts at realistic conditions A density functional study" [J Catal
The results showed that Ni/Fe HTLCs had the best adsorption property to remove SO2 and NO among the three HTLCs Ni/Fe Mg/Fe and Co/Fe HTLCs The study focused on the effects of preparation
PDF Coal fired electricity generating plants may use SO2 scrubbers to meet the requirements of Phase II of the Acid Rain SO2 Reduction Find read and cite all the research you need
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Desulfurization behavior was investigated based on a wide slag composition and working temperature range Moreover the rate controlling step RCS for desulfurization with regard to the ladle refining conditions and the transition of the RCS by changing the slag composition was systematically discussed The desulfurization ratio reached an equilibrium
Lahore 28 2 1169 1173 2016 ISSN 1013 5316; CODEN SINTE 8 1169 March April METHODS FOR DESULFURIZATION OF CRUDE OIL A REVIEW 1Solat Ullah Siddiqui 1Kashif Ahmed 1D epartm nt of Chemistry Ned University of Engineering and technology Karachi Pakistan soulat87 kashif25473
reducing conditions where sulfur is transferred out of the steel through the slag metal interface and into the slag Slag is an High grade steel requires desulfurization and magnesium reagent best achieves this quality level Strategic placement of advanced high grade steels will be integral to lightweight vehicles in the future and to
The kinetic of the desulfurization process was best described by pseudo second order rate expression while the best isotherm model that best fitted the desulfurization data was Temkin model The removal of DBT from diesel and its adsorption on EACDPD was an endothermic reaction with estimated change in enthalpy and entropy of kJ/mol and
Desulfurization of a commercial diesel fuel by different adsorbents was studied in a fixed bed adsorber operated at ambient temperature and pressure In general the adsorbents tested for total sulfur adsorption capacity at breakthrough followed the order AC/Cu I Y > Cu I Y > Selexsorb® CDX alumina > CuCl/γ Al2O3 > activated carbon > Cu I ZSM 5 The best
Effective management of flue gas desulfurization FGD wastewater and coal combustion residues CCRs are major challenges in the coal fired power industry
The iron mediated efficient multi component method has been demonstrated for the synthesis of substituted cyanamides from isothiocyanates under mild reaction conditions Subsequent nucleophilic addition and desulfurization are involved in this proposed synthetic methodology All the reactions are rapid facile and accomplished at room temperature A
Both 5FMn/ACW and 5Mn/ACW calcined at 800 °C have the best desulfurization activity but 5FMn/ACN36 and 5Mn/ACN36 calcined at 650 and 800 °C are similar The optimal loading of catalysts prepared by excessive impregnation is 7% but that of catalysts prepared by ultrasonic assisted excessive impregnation is %
Wet scrubber is the most common reactor of limestone/lime wet flue gas desulfurization WFGD system For investigating the effects of its inlet format and inlet obliquity on heat and fluid flow
This study reports the selection of an ideal catalyst oxidant system for the energy efficient catalytic oxidative desulfurization CODS of dibenzothiophene DBT and denitrogenation CODN of pyridine over Mn Co Mo/Al2O3 and acid functionalized 1 butyl 3 methyl imidazolium chloride [Bmim]Cl/ZnCl2 ionic liquid IL catalysts using H2O2 and NaClO
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