Kinetic studies of ozone assisted low temperature oxidation of dimethyl ether in a flow reactor using molecular-beam mass spectrometry

作者: Hao Zhao , Xueliang Yang , Yiguang Ju

DOI: 10.1016/J.COMBUSTFLAME.2016.08.008

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摘要: The ozone assisted low temperature oxidation chemistry of dimethyl ether (DME) from 400 K to 750 K has been investigated in the mixture of DME/O 3/O 2/He/Ar in an atmospheric-pressure flow reactor coupled with the molecular beam mass spectrometry (MBMS) sampling technique. The mole fraction of ozone was varied from 0 to 0.146% in the mixture to study its enhanced kinetic effect on DME oxidation. The mole fractions of DME, O 2, O 3, CH 2 O, H 2 O 2, CO, CO 2, and CH 3 OCHO were quantified as functions of temperature at …

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