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Optimized ethylene skeletal chemical kinetic mechanisms for diluted turbulent flames

  • Bing Liu
  • , Fei Qin
  • , Donggang Cao
  • , Shikong Zhang

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The GRI3.0 is reduced by DRG method first and then is further simplified by using CSP importance index. A skeletal chemical mechanism of ethylene containing 19 species and 32 elementary reactions is finally obtained. For the purpose of validation, the ignition delay time of the new chemical mechanism is calculated and it has a good agreement with the GRI3.0 result. Besides, the skeletal chemical mechanism is applied to a one-dimensional opposed-flow flame and results also agree with the GRI3.0 data. Moreover, the skeletal mechanism is employed in the simulation of a jet flame with a good accuracy with the help of OpenFOAM. Results show that the new skeletal chemical mechanism of ethylene is practical and can be used in combustion simulation.

Original languageEnglish
Title of host publication51st AIAA/SAE/ASEE Joint Propulsion Conference
PublisherAmerican Institute of Aeronautics and Astronautics Inc, AIAA
ISBN (Print)9781624103216
StatePublished - 2015
Event51st AIAA/SAE/ASEE Joint Propulsion Conference, 2015 - Orlando, United States
Duration: 27 Jul 201529 Jul 2015

Publication series

Name51st AIAA/SAE/ASEE Joint Propulsion Conference

Conference

Conference51st AIAA/SAE/ASEE Joint Propulsion Conference, 2015
Country/TerritoryUnited States
CityOrlando
Period27/07/1529/07/15

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