Effects of Dimethyl ether on n-butane oxidation
Bekat, Tuğçe.

Effects of Dimethyl ether on n-butane oxidation

Bekat, Tuğçe.

Yazar Ek Girişi
Bekat, Tuğçe.

Yayın Bilgileri
[s.l.]: [s.n.], 2011.

Fiziksel Tanımlama
xiv, 160 leaves. : ill. + 1 computer laser optical disc.

Effects of dimethyl ether on the oxidation of n-butane were investigated using Detailed Chemical Kinetic Modeling approach. Oxidation process was carried out in a tubular reactor under laminar flow conditions. The formations of various oxidation products, especially toxic species were investigated for the addition of dimethyl ether in different mole fractions to n-butane. Pure dimethyl ether oxidation was also investigated for comparison. Pure dimethyl ether oxidation resulted in lower mole fractions of carbon monoxide, methane, acetaldehyde and aromatic species, but higher mole fractions of formaldehyde when compared to pure n-butane oxidation. The addition of dimethyl ether to n-butane in different mole fractions was observed to decrease mole fractions of acetaldehyde and aromatic species and increase the mole fraction of formaldehyde, while other toxic species investigated were not affected significantly. The effects of three important process parameters on the formations of oxidation products were also investigated. Inlet temperatures between 500 and 1700 K, pressures of 1 and 5 atm, and equivalence ratios of 2.6 and 3.0 were studied. Increasing pressure and equivalence ratio were observed to increase the mole fractions of toxic species in general. The effect of temperature was more complicated depending on the species and the temperature interval. Reaction path analysis indicated that the most important precursors playing role in the formation of the first ring benzene were acetylene, ethylene, propargyl, allene, allyl, propene and fulvene during n-butane/dimethyl ether oxidation. Finally, a skeletal chemical kinetic mechanism was developed and validated for the oxidation of n-butane/dimethyl ether mixture.

Konu Başlığı
Methyl ether.
Chemical kinetics -- Mathematical models.
Aromatic compounds.

Yazar Ek Girişi
İnal, Fikret.

Tüzel Kişi Ek Girişi
İzmir Institute of Technology. Chemical Engineering.

Tek Biçim Eser Adı
Thesis (Master)--İzmir Institute of Technology: Chemical Engineering.
İzmir Institute of Technology: Chemical Engineering--Thesis (Master).

Elektronik Erişim
Access to Electronic Versiyon.

LibraryMateryal TürüDemirbaş NumarasıYer NumarasıDurumu/İade Tarihi
IYTE LibraryTezT001000QD305.E7 B424 2011Tez Koleksiyonu